NPORT-EX 2 NPORT_9ETF_8552164381.htm BlackRock US Equity Factor Rotation ETF

Schedule of Investments (unaudited)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  

Common Stocks

 

Communication Services — 9.3%            

Activision Blizzard Inc.

     3,025     $ 275,850  

Alphabet Inc., Class A(a)

     246       578,961  

Alphabet Inc., Class C, NVS(a)

     258       621,811  

Altice USA Inc., Class A(a)

     1,033       37,508  

AT&T Inc.

     46,366           1,456,356  

Cable One Inc.

     17       30,430  

Charter Communications Inc., Class A(a)

     217       146,139  

Comcast Corp., Class A

     6,593       370,197  

Discovery Inc., Class A(a)

     1,558       58,674  

Discovery Inc., Class C, NVS(a)

     3,376       109,079  

DISH Network Corp., Class A(a)

     1,970       88,236  

Electronic Arts Inc.

     1,592       226,191  

Facebook Inc., Class A(a)

     1,992       647,559  

Fox Corp., Class A, NVS

     2,112       79,031  

Fox Corp., Class B

     1,345       48,931  

IAC/InterActiveCorp.(a)

     311       78,829  

Interpublic Group of Companies Inc. (The)

     2,967       94,202  

Liberty Broadband Corp., Class A(a)

     17       2,680  

Liberty Broadband Corp., Class C, NVS(a)

     628       102,188  

Liberty Global PLC, Class A(a)

     734       19,745  

Liberty Global PLC, Class C, NVS(a)

     1,996       54,012  

Liberty Media Corp.-Liberty Formula One, Class C, NVS(a)

     836       39,242  

Liberty Media Corp.-Liberty SiriusXM, Class A(a)

     757       34,209  

Liberty Media Corp.-Liberty SiriusXM, Class C, NVS(a)

     1,096       49,572  

Live Nation Entertainment Inc.(a)

     519       42,496  

Lumen Technologies Inc.

     10,330       132,534  

Match Group Inc.(a)

     427       66,454  

Netflix Inc.(a)

     333       170,986  

News Corp., Class A, NVS

     3,772       98,808  

Omnicom Group Inc.

     1,161       95,504  

Pinterest Inc., Class A(a)

     1,394       92,520  

Roku Inc.(a)

     192       65,850  

Sirius XM Holdings Inc.(b)

     7,309       44,585  

Snap Inc., Class A, NVS(a)

     1,683       104,043  

T-Mobile U.S. Inc.(a)

     2,273       300,331  

Take-Two Interactive Software Inc.(a)

     953       167,137  

Twitter Inc.(a)

     705       38,930  

Verizon Communications Inc.

     7,828       452,380  

ViacomCBS Inc., Class B, NVS

     4,998       205,018  

Walt Disney Co. (The)(a)

     2,638       490,721  

Zillow Group Inc., Class A(a)

     161       21,469  

Zillow Group Inc., Class C, NVS(a)

     383       49,836  
   

 

 

  
      7,889,234  
Consumer Discretionary — 11.6%            

Advance Auto Parts Inc.

     234       46,838  

Airbnb Inc., Class A(a)(b)

     175       30,224  

Amazon.com Inc.(a)

     117       405,688  

Aptiv PLC(a)

     308       44,318  

Aramark

     1,016       39,492  

Autoliv Inc.(a)

     413       41,573  

AutoZone Inc.(a)

     86       125,914  

Best Buy Co. Inc.

     2,403       279,397  

Booking Holdings Inc.(a)

     242       596,791  

BorgWarner Inc.

     2,304       111,928  

Burlington Stores Inc.(a)

     149       48,623  

CarMax Inc.(a)

     371       49,432  

Carnival Corp.(a)

     1,966       54,969  

Carvana Co.(a)

     213       60,760  
Security   Shares     Value  
Consumer Discretionary (continued)            

Chewy Inc., Class A(a)(b)

     563     $ 44,882  

Chipotle Mexican Grill Inc.(a)

     24       35,809  

Darden Restaurants Inc.

     326       47,831  

Dollar General Corp.

     774       166,217  

Dollar Tree Inc.(a)

     761       87,439  

Domino’s Pizza Inc.

     165       69,686  

DR Horton Inc.

     3,146       309,220  

DraftKings Inc., Class A(a)(b)

     740       41,928  

eBay Inc.

     870       48,537  

Etsy Inc.(a)

     382       75,938  

Expedia Group Inc.

     282       49,697  

Ford Motor Co.(a)

     33,347       384,824  

Garmin Ltd.

     1,218       167,158  

General Motors Co.

     12,670       724,978  

Genuine Parts Co.

     346       43,240  

Hasbro Inc.

     369       36,697  

Hilton Worldwide Holdings Inc.(a)

     328       42,214  

Home Depot Inc. (The)

     544       176,077  

Las Vegas Sands Corp.

     562       34,428  

Lear Corp.

     681       125,195  

Lennar Corp., Class A

     2,180       225,848  

LKQ Corp.(a)

     1,790       83,611  

Lowe’s Companies Inc.

     784       153,860  

Lululemon Athletica Inc.(a)

     698       234,019  

Marriott International Inc./MD, Class A(a)

     270       40,100  

McDonald’s Corp.

     1,103       260,396  

MercadoLibre Inc.(a)

     79       124,108  

MGM Resorts International

     1,290       52,529  

Mohawk Industries Inc.(a)

     668       137,274  

Newell Brands Inc.

     3,729       100,534  

Nike Inc., Class B

     5,752       762,830  

NVR Inc.(a)

     23       115,416  

O’Reilly Automotive Inc.(a)

     173       95,648  

Peloton Interactive Inc., Class A(a)

     631       62,059  

Pool Corp.

     353       149,150  

PulteGroup Inc.

     3,326       196,633  

Ross Stores Inc.

     1,379       180,566  

Royal Caribbean Cruises Ltd.

     471       40,954  

Starbucks Corp.

     1,328       152,043  

Target Corp.

     4,436       919,405  

Tesla Inc.(a)

     748       530,661  

TJX Companies Inc. (The)

     638       45,298  

Tractor Supply Co.

     778       146,731  

Ulta Beauty Inc.(a)

     127       41,828  

Vail Resorts Inc.

     133       43,246  

VF Corp.

     391       34,275  

Wayfair Inc., Class A(a)(b)

     209       61,774  

Whirlpool Corp.

     543       128,392  

Wynn Resorts Ltd.(a)

     363       46,609  

Yum! Brands Inc.

     285       34,063  
   

 

 

  
          9,847,802  
Consumer Staples — 6.2%            

Altria Group Inc.

     6,635       316,821  

Archer-Daniels-Midland Co.

     668       42,171  

Brown-Forman Corp., Class B, NVS

     1,538       117,319  

Bunge Ltd.

     591       49,892  

Campbell Soup Co.

     1,252       59,783  

Church & Dwight Co. Inc.

     1,038       88,998  

Clorox Co. (The)

     616       112,420  

Coca-Cola Co. (The)

     12,650       682,847  
 

 

 

  1

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Consumer Staples (continued)            

Colgate-Palmolive Co.

     1,050     $ 84,735  

Conagra Brands Inc.

     2,310       85,678  

Constellation Brands Inc., Class A

     169       40,614  

Costco Wholesale Corp.

     382       142,138  

Estee Lauder Companies Inc. (The), Class A

     125       39,225  

General Mills Inc.

     1,022       62,199  

Hershey Co. (The)

     1,787       293,604  

Hormel Foods Corp.

     3,253       150,289  

JM Smucker Co. (The)

     1,119       146,578  

Kellogg Co.

     1,531       95,565  

Keurig Dr Pepper Inc.

     1,100       39,435  

Kimberly-Clark Corp.

     2,559       341,166  

Kraft Heinz Co. (The)

     5,320       219,663  

Kroger Co. (The)

     9,459       345,632  

Lamb Weston Holdings Inc.

     467       37,594  

McCormick & Co. Inc./MD, NVS

     1,135       102,559  

Molson Coors Beverage Co., Class B

     2,381       130,836  

Mondelez International Inc., Class A

     1,814       110,309  

Monster Beverage Corp.(a)

     1,837       178,281  

PepsiCo Inc.

     1,627       234,548  

Philip Morris International Inc.

     594       56,430  

Procter & Gamble Co. (The)

     1,518       202,532  

Sysco Corp.

     445       37,705  

Tyson Foods Inc., Class A

     2,130       164,968  

Walmart Inc.

     1,241       173,628  

Walgreens Boots Alliance Inc.

     5,924       314,564  
   

 

 

  
          5,300,726  
Energy — 2.1%            

Baker Hughes Co.

     9,686       194,495  

Cabot Oil & Gas Corp.

     2,592       43,209  

Cheniere Energy Inc.(a)

     1,710       132,559  

Chevron Corp.

     382       39,373  

ConocoPhillips

     1,671       85,455  

Devon Energy Corp.

     2,413       56,416  

EOG Resources Inc.

     1,901       139,989  

Exxon Mobil Corp.

     7,474       427,812  

Halliburton Co.

     2,245       43,912  

Hess Corp.

     700       52,157  

Kinder Morgan Inc.

     6,282       107,108  

Marathon Petroleum Corp.

     854       47,525  

Occidental Petroleum Corp.

     2,550       64,668  

ONEOK Inc.

     1,074       56,213  

Phillips 66

     542       43,853  

Pioneer Natural Resources Co.

     342       52,610  

Schlumberger Ltd.

     1,654       44,741  

Valero Energy Corp.

     1,325       97,997  

Williams Companies Inc. (The)

     1,647       40,121  
   

 

 

  
      1,770,213  
Financials — 10.0%            

Aflac Inc.

     3,650       196,115  

AGNC Investment Corp.

     3,530       63,293  

Alleghany Corp.(a)

     59       40,059  

Allstate Corp. (The)

     1,015       128,702  

Ally Financial Inc.

     2,111       108,611  

American Express Co.

     271       41,558  

American Financial Group Inc./OH

     379       46,564  

American International Group Inc.

     3,127       151,503  

Ameriprise Financial Inc.

     777       200,777  

Annaly Capital Management Inc.

     7,196       65,340  
Security   Shares     Value  
Financials (continued)            

Aon PLC, Class A

     1,746     $ 439,014  

Apollo Global Management Inc.

     748       41,417  

Arch Capital Group Ltd.(a)

     1,014       40,266  

Arthur J Gallagher & Co.

     1,097           159,010  

Assurant Inc.

     264       41,078  

Athene Holding Ltd., Class A(a)

     1,232       73,513  

Bank of America Corp.

     1,109       44,948  

Bank of New York Mellon Corp. (The)

     1,638       81,703  

Berkshire Hathaway Inc., Class B(a)

     505       138,850  

Blackstone Group Inc. (The)

     550       48,670  

Brown & Brown Inc.

     2,263       120,346  

Capital One Financial Corp.

     1,446       215,570  

Carlyle Group Inc. (The)

     1,180       50,339  

Cboe Global Markets Inc.

     814       84,957  

Charles Schwab Corp. (The)

     642       45,197  

Cincinnati Financial Corp.

     416       46,875  

Citigroup Inc.

     6,451       459,569  

Citizens Financial Group Inc.

     2,134       98,762  

CME Group Inc.

     679       137,151  

Discover Financial Services

     459       52,326  

Equitable Holdings Inc.

     2,711       92,798  

Erie Indemnity Co., Class A, NVS

     356       76,191  

Everest Re Group Ltd.

     495       137,090  

FactSet Research Systems Inc.

     313       105,237  

Fidelity National Financial Inc.

     1,961       89,461  

Fifth Third Bancorp

     2,298       93,161  

First Republic Bank/CA

     257       47,093  

Franklin Resources Inc.

     1,891       56,730  

Globe Life Inc.

     793       81,275  

Goldman Sachs Group Inc. (The)

     783       272,836  

Hartford Financial Services Group Inc. (The)

     1,113       73,413  

Huntington Bancshares Inc./OH

     3,062       46,910  

Intercontinental Exchange Inc.

     1,150       135,367  

Invesco Ltd.

     3,233       87,291  

JPMorgan Chase & Co.

     259       39,837  

KeyCorp.

     2,143       46,632  

KKR & Co. Inc.

     904       51,148  

Lincoln National Corp.

     1,421       91,129  

Loews Corp.

     1,323       73,757  

M&T Bank Corp.

     297       46,834  

Markel Corp.(a)

     86       101,172  

MarketAxess Holdings Inc.

     329       160,703  

Marsh & McLennan Companies Inc.

     1,199       162,704  

MetLife Inc.

     2,642       168,110  

Moody’s Corp.

     118       38,552  

Morgan Stanley

     2,736       225,857  

MSCI Inc.

     129       62,664  

Nasdaq Inc.

     274       44,262  

Northern Trust Corp.

     351       39,944  

PNC Financial Services Group Inc. (The)

     247       46,177  

Principal Financial Group Inc.

     1,178       75,239  

Progressive Corp. (The)

     3,833       386,136  

Prudential Financial Inc.

     1,534       153,952  

Raymond James Financial Inc.

     373       48,781  

Regions Financial Corp.

     3,969       86,524  

Reinsurance Group of America Inc.

     403       52,604  

RenaissanceRe Holdings Ltd.

     596       100,611  

S&P Global Inc.

     95       37,087  

SEI Investments Co.

     1,280       78,643  

State Street Corp.

     471       39,540  
 

 

 

2  

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Financials (continued)            

SVB Financial Group(a)

     299     $ 170,977  

Synchrony Financial

     1,076       47,064  

T Rowe Price Group Inc.

     1,461       261,811  

Tradeweb Markets Inc., Class A

     582       47,305  

Travelers Companies Inc. (The)

     796       123,109  

Truist Financial Corp.

     701       41,576  

U.S. Bancorp

     731       43,385  

Voya Financial Inc.

     855       57,986  

W R Berkley Corp.

     488       38,903  

Wells Fargo & Co.

     5,781       260,434  

Willis Towers Watson PLC

     318       82,318  
   

 

 

  
          8,490,403  
Health Care — 13.6%            

10X Genomics Inc., Class A(a)

     342       67,648  

Abbott Laboratories

     646       77,572  

AbbVie Inc.

     6,953       775,259  

ABIOMED Inc.(a)

     135       43,299  

Agilent Technologies Inc.

     874       116,801  

Alexion Pharmaceuticals Inc.(a)

     635       107,112  

Align Technology Inc.(a)

     138       82,183  

Alnylam Pharmaceuticals Inc.(a)

     282       39,660  

AmerisourceBergen Corp.

     598       72,238  

Amgen Inc.

     1,135       271,991  

Anthem Inc.

     651       246,983  

Avantor Inc.(a)

     1,680       53,827  

Baxter International Inc.

     1,418       121,508  

Becton Dickinson and Co.

     305       75,887  

Biogen Inc.(a)

     841       224,825  

BioMarin Pharmaceutical Inc.(a)

     817       63,661  

Bio-Rad Laboratories Inc., Class A(a)

     160       100,821  

Boston Scientific Corp.(a)

     930       40,548  

Bristol-Myers Squibb Co.

     4,793       299,179  

Cardinal Health Inc.

     1,214       73,253  

Catalent Inc.(a)

     450       50,612  

Centene Corp.(a)

     1,573       97,117  

Cerner Corp.

     563       42,253  

Cigna Corp.

     1,067       265,694  

Cooper Companies Inc. (The)

     225       92,450  

CVS Health Corp.

     4,155       317,442  

Danaher Corp.

     1,561       396,400  

DaVita Inc.(a)

     477       55,585  

DENTSPLY SIRONA Inc.

     883       59,611  

DexCom Inc.(a)

     102       39,382  

Edwards Lifesciences Corp.(a)

     1,149       109,752  

Elanco Animal Health Inc.(a)

     1,170       37,101  

Eli Lilly & Co.

     1,314       240,160  

Exact Sciences Corp.(a)

     312       41,128  

Gilead Sciences Inc.

     6,419       407,414  

HCA Healthcare Inc.

     207       41,619  

Henry Schein Inc.(a)

     782       56,695  

Hologic Inc.(a)

     675       44,246  

Horizon Therapeutics PLC(a)

     809       76,548  

Humana Inc.

     206       91,719  

IDEXX Laboratories Inc.(a)

     149       81,800  

Illumina Inc.(a)

     254       99,781  

Incyte Corp.(a)

     1,131       96,565  

Insulet Corp.(a)(b)

     128       37,788  

Intuitive Surgical Inc.(a)

     152       131,480  

Ionis Pharmaceuticals Inc.(a)

     1,128       48,301  

IQVIA Holdings Inc.(a)

     199       46,703  
Security   Shares     Value  
Health Care (continued)            

Jazz Pharmaceuticals PLC(a)

     354     $ 58,198  

Johnson & Johnson

     4,582       745,629  

Laboratory Corp. of America Holdings(a)

     172       45,730  

Masimo Corp.(a)(b)

     326       75,850  

McKesson Corp.

     560       105,034  

Medtronic PLC

     1,727       226,099  

Merck & Co. Inc.

     6,116       455,642  

Mettler-Toledo International Inc.(a)

     77       101,126  

Moderna Inc.(a)

     827       147,884  

Molina Healthcare Inc.(a)

     148       37,755  

Neurocrine Biosciences Inc.(a)

     598       56,505  

Novocure Ltd.(a)

     351       71,639  

PerkinElmer Inc.

     376       48,741  

Pfizer Inc.

     18,517       715,682  

PPD Inc.(a)

     1,165       53,823  

Quest Diagnostics Inc.

     354       46,686  

Regeneron Pharmaceuticals Inc.(a)

     624       300,331  

ResMed Inc.

     392       73,684  

Royalty Pharma PLC, Class A

     835       36,740  

Sarepta Therapeutics Inc.(a)

     269       19,056  

Seagen Inc.(a)

     429       61,673  

STERIS PLC

     177       37,351  

Stryker Corp.

     523       137,355  

Teladoc Health Inc.(a)

     345       59,461  

Teleflex Inc.

     90       38,023  

Thermo Fisher Scientific Inc.

     500       235,115  

UnitedHealth Group Inc.

     1,399       557,921  

Universal Health Services Inc., Class B

     413       61,293  

Veeva Systems Inc., Class A(a)

     443       125,125  

Vertex Pharmaceuticals Inc.(a)

     1,119       244,166  

Viatris Inc.(a)

     6,650       88,445  

Waters Corp.(a)

     148       44,381  

West Pharmaceutical Services Inc.

     284       93,300  

Zimmer Biomet Holdings Inc.

     271       48,010  

Zoetis Inc.

     1,298       224,593  
   

 

 

  
          11,537,647  
Industrials — 9.7%            

3M Co.

     1,727       340,461  

A O Smith Corp.

     960       65,040  

Allegion PLC

     545       73,237  

AMERCO

     170       101,427  

AMETEK Inc.

     278       37,511  

Boeing Co. (The)(a)

     163       38,192  

Booz Allen Hamilton Holding Corp.

     888       73,660  

Carrier Global Corp.

     5,020       218,772  

Caterpillar Inc.

     193       44,025  

CH Robinson Worldwide Inc.

     1,876       182,122  

Cintas Corp.

     95       32,788  

Copart Inc.(a)

     915       113,927  

CoStar Group Inc.(a)

     64       54,683  

CSX Corp.

     357       35,968  

Cummins Inc.

     1,090       274,724  

Deere & Co.

     358       132,764  

Delta Air Lines Inc.(a)

     940       44,105  

Dover Corp.

     267       39,834  

Eaton Corp. PLC

     1,231       175,947  

Emerson Electric Co.

     430       38,911  

Equifax Inc.

     193       44,241  

Expeditors International of Washington Inc.

     995       109,311  

Fastenal Co.

     2,547       133,157  
 

 

 

  3

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Industrials (continued)            

FedEx Corp.

     1,170     $ 339,663  

Fortive Corp.

     502       35,552  

Fortune Brands Home & Security Inc.

     509       53,435  

Generac Holdings Inc.(a)

     266       86,171  

General Dynamics Corp.

     482       91,691  

General Electric Co.

     11,622       152,481  

HEICO Corp.

     110       15,488  

HEICO Corp., Class A

     182       22,983  

Honeywell International Inc.

     2,264       504,963  

Howmet Aerospace Inc.(a)

     1,541       49,250  

Huntington Ingalls Industries Inc.

     378       80,257  

IDEX Corp.

     177       39,683  

IHS Markit Ltd.

     563       60,567  

Illinois Tool Works Inc.

     1,238       285,309  

Ingersoll Rand Inc.(a)

     755       37,305  

Jacobs Engineering Group Inc.

     322       43,022  

JB Hunt Transport Services Inc.

     266       45,409  

Johnson Controls International PLC

     2,682       167,196  

Kansas City Southern

     187       54,643  

Knight-Swift Transportation Holdings Inc.

     1,417       66,769  

L3Harris Technologies Inc.

     805       168,430  

Leidos Holdings Inc.

     545       55,198  

Lennox International Inc.

     118       39,570  

Lockheed Martin Corp.

     336       127,868  

Masco Corp.

     609       38,903  

Nordson Corp.

     173       36,574  

Norfolk Southern Corp.

     133       37,139  

Northrop Grumman Corp.

     296       104,914  

Old Dominion Freight Line Inc.

     478       123,233  

Otis Worldwide Corp.

     614       47,812  

Owens Corning

     943       91,292  

PACCAR Inc.

     1,347       121,068  

Parker-Hannifin Corp.

     130       40,795  

Pentair PLC

     702       45,286  

Plug Power Inc.(a)(b)

     673       19,187  

Raytheon Technologies Corp.

     2,752           229,076  

Republic Services Inc.

     2,250       239,175  

Robert Half International Inc.

     895       78,411  

Rockwell Automation Inc.

     208       54,966  

Rollins Inc.

     2,281       85,036  

Roper Technologies Inc.

     78       34,822  

Sensata Technologies Holding PLC(a)

     838       48,386  

Snap-on Inc.

     285       67,716  

Southwest Airlines Co.

     1,215       76,278  

Stanley Black & Decker Inc.

     191       39,493  

Sunrun Inc.(a)

     805       39,445  

Teledyne Technologies Inc.(a)

     94       42,088  

Textron Inc.

     1,425       91,542  

Trane Technologies PLC

     430       74,747  

TransDigm Group Inc.(a)

     58       35,597  

TransUnion

     346       36,188  

Uber Technologies Inc.(a)

     667       36,532  

Union Pacific Corp.

     152       33,758  

United Parcel Service Inc., Class B

     897       182,862  

United Rentals Inc.(a)

     524       167,654  

Verisk Analytics Inc.

     436       82,055  

Waste Connections Inc.

     1,907       227,143  

Waste Management Inc.

     1,985       273,870  

Westinghouse Air Brake Technologies Corp.

     1,009       82,809  

WW Grainger Inc.

     211       91,477  
Security   Shares     Value  
Industrials (continued)            

XPO Logistics Inc.(a)

     333     $ 46,327  

Xylem Inc./NY

     368       40,719  
   

 

 

  
          8,272,085  
Information Technology — 26.1%        

Accenture PLC, Class A

     1,895       549,493  

Adobe Inc.(a)

     1,554       789,960  

Advanced Micro Devices Inc.(a)

     1,322       107,902  

Akamai Technologies Inc.(a)

     1,144       124,353  

Amphenol Corp., Class A

     2,088       140,606  

Analog Devices Inc.

     260       39,822  

ANSYS Inc.(a)

     154       56,312  

Apple Inc.

     9,182       1,207,066  

Applied Materials Inc.

     4,425       587,242  

Arista Networks Inc.(a)

     255       80,368  

Arrow Electronics Inc.(a)

     894       101,979  

Autodesk Inc.(a)

     598       174,562  

Automatic Data Processing Inc.

     1,456       272,257  

Avalara Inc.(a)

     311       44,072  

Black Knight Inc.(a)

     1,843       133,470  

Broadcom Inc.

     174       79,379  

Broadridge Financial Solutions Inc.

     596       94,543  

Cadence Design Systems Inc.(a)

     917       120,833  

CDW Corp./DE

     242       43,156  

Ceridian HCM Holding Inc.(a)

     465       43,933  

Cisco Systems Inc.

     16,684       849,382  

Citrix Systems Inc.

     1,283       158,900  

Cloudflare Inc., Class A(a)

     781       66,182  

Cognex Corp.

     514       44,266  

Cognizant Technology Solutions Corp., Class A

     2,576       207,110  

Corning Inc.

     3,989       176,354  

Coupa Software Inc.(a)

     164       44,123  

Crowdstrike Holdings Inc., Class A(a)

     449       93,621  

Datadog Inc., Class A(a)

     635       54,464  

Dell Technologies Inc., Class C(a)

     1,431       140,710  

DocuSign Inc.(a)

     439       97,871  

Dropbox Inc., Class A(a)(b)

     1,928       49,550  

Dynatrace Inc.(a)

     1,076       55,995  

Enphase Energy Inc.(a)

     457       63,637  

EPAM Systems Inc.(a)

     153       70,036  

F5 Networks Inc.(a)

     386       72,089  

Fair Isaac Corp.(a)

     112       58,398  

Fidelity National Information Services Inc.

     2,175       332,557  

Fiserv Inc.(a)

     1,321       158,679  

FleetCor Technologies Inc.(a)

     244       70,204  

Fortinet Inc.(a)

     538       109,876  

Gartner Inc.(a)

     216       42,310  

Global Payments Inc.

     172       36,916  

GoDaddy Inc., Class A(a)

     457       39,677  

Guidewire Software Inc.(a)

     312       32,919  

Hewlett Packard Enterprise Co.

     13,576       217,487  

HP Inc.

     9,986       340,622  

HubSpot Inc.(a)

     135       71,071  

Intel Corp.

     30,594       1,760,073  

International Business Machines Corp.

     4,637       657,898  

Intuit Inc.

     565       232,870  

IPG Photonics Corp.(a)

     185       40,165  

Jack Henry & Associates Inc.

     982       159,899  

Juniper Networks Inc.

     3,898       98,970  

Keysight Technologies Inc.(a)

     1,193       172,210  

KLA Corp.

     384       121,094  
 

 

 

4  

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Information Technology (continued)            

Lam Research Corp.

     781     $ 484,571  

Marvell Technology Inc.

     1,240       56,060  

Mastercard Inc., Class A

     2,129       813,406  

Maxim Integrated Products Inc.

     835       78,490  

Microchip Technology Inc.

     260       39,075  

Micron Technology Inc.(a)

     9,469       814,997  

Microsoft Corp.

     6,092       1,536,281  

MongoDB Inc.(a)

     183       54,435  

Monolithic Power Systems Inc.

     161       58,182  

Motorola Solutions Inc.

     916       172,483  

NetApp Inc.

     1,196       89,329  

NortonLifeLock Inc.

     2,702       58,390  

NVIDIA Corp.

     646       387,845  

NXP Semiconductors NV

     993       191,162  

Okta Inc.(a)

     241       64,998  

ON Semiconductor Corp.(a)

     2,806       109,434  

Oracle Corp.

     2,747       208,195  

Palo Alto Networks Inc.(a)

     199       70,325  

Paychex Inc.

     2,666       259,908  

Paycom Software Inc.(a)

     194       74,576  

PayPal Holdings Inc.(a)

     1,331       349,108  

PTC Inc.(a)

     357       46,746  

Qorvo Inc.(a)

     794       149,407  

QUALCOMM Inc.

     1,129       156,705  

RingCentral Inc., Class A(a)

     118       37,636  

salesforce.com Inc.(a)

     840       193,469  

Seagate Technology PLC

     1,756       163,027  

ServiceNow Inc.(a)

     261       132,163  

Skyworks Solutions Inc.

     990       179,517  

Slack Technologies Inc., Class A(a)

     1,224       51,898  

Snowflake Inc., Class A(a)

     130       30,107  

SolarEdge Technologies Inc.(a)

     217       57,188  

Splunk Inc.(a)

     281       35,524  

Square Inc., Class A(a)(b)

     604       147,871  

SS&C Technologies Holdings Inc.

     878       65,165  

Synopsys Inc.(a)

     288       71,153  

TE Connectivity Ltd.

     1,173       157,733  

Teradyne Inc.

     675       84,429  

Texas Instruments Inc.

     2,245       405,245  

Trade Desk Inc. (The), Class A(a)

     80       58,345  

Trimble Inc.(a)

     596       48,872  

Twilio Inc., Class A(a)

     286       105,191  

Tyler Technologies Inc.(a)

     457       194,161  

VeriSign Inc.(a)

     415       90,790  

Visa Inc., Class A

     3,687       861,136  

VMware Inc., Class A(a)(b)

     231       37,152  

Western Digital Corp.

     2,750       194,232  

Western Union Co. (The)

     5,698       146,780  

Workday Inc., Class A(a)

     150       37,050  

Xilinx Inc.

     589       75,368  

Zebra Technologies Corp., Class A(a)

     101       49,262  

Zendesk Inc.(a)

     362       52,906  

Zoom Video Communications Inc., Class A(a)

     716       228,812  

Zscaler Inc.(a)

     363       68,113  
   

 

 

  
          22,173,896  
Materials — 3.5%            

Air Products & Chemicals Inc.

     718       207,129  

Albemarle Corp.

     362       60,878  

Amcor PLC

     5,563       65,365  

Avery Dennison Corp.

     402       86,096  
Security   Shares     Value  
Materials (continued)            

Axalta Coating Systems Ltd.(a)

     1,127     $ 35,940  

Ball Corp.

     743       69,574  

Celanese Corp.

     243       38,066  

CF Industries Holdings Inc.

     1,119       54,417  

Corteva Inc.

     2,677       130,530  

Crown Holdings Inc.

     350       38,430  

Dow Inc.

     605       37,812  

DuPont de Nemours Inc.

     423       32,617  

Eastman Chemical Co.

     735       84,812  

Ecolab Inc.

     1,141       255,721  

FMC Corp.

     311       36,773  

Freeport-McMoRan Inc.

     3,123       117,768  

International Flavors & Fragrances Inc.

     416       59,143  

International Paper Co.

     1,651       95,758  

Linde PLC

     171       48,879  

LyondellBasell Industries NV, Class A

     1,661       172,312  

Martin Marietta Materials Inc.

     131       46,259  

Mosaic Co. (The)

     3,237       113,878  

Newmont Corp.

     4,383       273,543  

Nucor Corp.

     1,536       126,351  

Packaging Corp. of America

     449       66,295  

PPG Industries Inc.

     608       104,114  

RPM International Inc.

     386       36,608  

Sealed Air Corp.

     798       39,421  

Sherwin-Williams Co. (The)

     577       158,023  

Steel Dynamics Inc.

     1,780       96,512  

Vulcan Materials Co.

     253       45,095  

Westrock Co.

     2,136       119,082  
   

 

 

  
          2,953,201  
Real Estate — 3.7%            

Alexandria Real Estate Equities Inc.

     214       38,755  

American Tower Corp.

     586       149,295  

AvalonBay Communities Inc.

     481       92,352  

Boston Properties Inc.

     336       36,742  

Camden Property Trust

     345       41,566  

CBRE Group Inc., Class A(a)

     3,314       282,353  

Crown Castle International Corp.

     713       134,800  

Digital Realty Trust Inc.

     237       36,571  

Duke Realty Corp.

     1,693       78,758  

Equinix Inc.

     58       41,804  

Equity LifeStyle Properties Inc.

     536       37,198  

Equity Residential

     1,547       114,834  

Essex Property Trust Inc.

     130       37,768  

Extra Space Storage Inc.

     703       104,529  

Healthpeak Properties Inc.

     1,221       41,929  

Host Hotels & Resorts Inc.

     10,391       188,701  

Invitation Homes Inc.

     1,238       43,404  

Iron Mountain Inc.

     2,062       82,727  

Medical Properties Trust Inc.

     1,847       40,726  

Mid-America Apartment Communities Inc.

     293       46,098  

Omega Healthcare Investors Inc.

     1,083       41,154  

Prologis Inc.

     1,873       218,261  

Public Storage

     1,629       458,010  

Realty Income Corp.

     1,237       85,538  

Regency Centers Corp.

     721       45,899  

SBA Communications Corp.

     163       48,854  

Simon Property Group Inc.

     1,366       166,297  

Sun Communities Inc.

     235       39,205  

UDR Inc.

     849       39,436  

Ventas Inc.

     719       39,876  
 

 

 

  5

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Real Estate (continued)            

VEREIT Inc.

     995     $ 47,601  

VICI Properties Inc.

     1,287       40,798  

Vornado Realty Trust

     892       40,809  

Welltower Inc.

     536       40,216  

Weyerhaeuser Co.

     1,219       47,261  

WP Carey Inc.

     473       35,423  
   

 

 

  
          3,105,548  
Utilities — 4.0%            

AES Corp. (The)

     1,591       44,262  

Alliant Energy Corp.

     941       52,856  

Ameren Corp.

     421       35,718  

American Electric Power Co. Inc.

     1,118       99,178  

American Water Works Co. Inc.

     303       47,265  

Atmos Energy Corp.

     3,683       381,522  

CenterPoint Energy Inc.

     1,455       35,633  

CMS Energy Corp.

     1,075       69,219  

Consolidated Edison Inc.

     2,149       166,354  

Dominion Energy Inc.

     1,118       89,328  

DTE Energy Co.

     256       35,845  

Duke Energy Corp.

     1,866       187,887  

Edison International

     538       31,984  

Entergy Corp.

     308       33,661  

Essential Utilities Inc.

     807       38,034  

Evergy Inc.

     1,299       83,097  

Eversource Energy

     762       65,700  

Exelon Corp.

     4,970       223,352  

FirstEnergy Corp.

     1,218       46,186  

NextEra Energy Inc.

     4,459       345,617  

NiSource Inc.

     1,433       37,287  

NRG Energy Inc.

     1,828       65,479  

OGE Energy Corp.

     6,571       220,523  

PG&E Corp.(a)

     7,415       83,938  

Pinnacle West Capital Corp.

     415       35,130  

PPL Corp.

     3,341       97,323  
Security   Shares     Value  
Utilities (continued)            

Public Service Enterprise Group Inc.

     628     $ 39,664  

Sempra Energy

     275       37,832  

Southern Co. (The)

     2,905       192,224  

UGI Corp.

     1,503       65,696  

Vistra Corp.

     4,387       74,009  

WEC Energy Group Inc.

     1,348       130,985  

Xcel Energy Inc.

     2,621       186,877  
   

 

 

  
          3,379,665  
   

 

 

  

Total Common Stocks — 99.8%
(Cost: $65,300,371)

       84,720,420  
   

 

 

  
Short-Term Investments            
Money Market Funds — 0.9%            

BlackRock Cash Funds: Institutional, SL Agency Shares, 0.08%(c)(d)(e)

     474,594       474,832  

BlackRock Cash Funds: Treasury, SL Agency Shares, 0.00%(c)(d)

     262,000       262,000  
   

 

 

  
      736,832  
   

 

 

  

Total Short-Term Investments — 0.9%
(Cost: $736,628)

 

     736,832  
   

 

 

  

Total Investments In Securities — 100.7%
(Cost: $66,036,999)

 

     85,457,252  

Other Assets, Less Liabilities — (0.7)%

       (608,199 ) 
   

 

 

  

Net Assets — 100.0%

     $ 84,849,053  
   

 

 

  

 

(a) 

Non-income producing security.

(b) 

All or a portion of this security is on loan.

(c) 

Affiliate of the Fund.

(d) 

Annualized 7-day yield as of period-end.

(e) 

All or a portion of this security was purchased with cash collateral received from loaned securities.

 

Affiliates

Investments in issuers considered to be affiliate(s) of the Fund during the period ended April 30, 2021 for purposes of Section 2(a)(3) of the Investment Company Act of 1940, as amended, were as follows:

 

 

  
Affiliated Issuer    Value at
07/31/20		      Purchases
at Cost		      Proceeds
from Sales		      Net Realized
Gain (Loss)		      Change in
Unrealized
Appreciation
(Depreciation)		      Value at
04/30/21		      Shares
Held at
04/30/21		      Income     

Capital

Gain
Distributions
from
Underlying
Funds

  

 

  

BlackRock Cash Funds: Institutional, SL Agency Shares

    $ 677,741      $ —      $ (202,555 )(a)     $ (124 )     $ (230 )     $ 474,832        474,594      $ 1,601 (b)     $ —  

BlackRock Cash Funds: Treasury, SL Agency Shares

      132,000        130,000 (a)       —        —        —        262,000        262,000        61        —  
           

 

 

     

 

 

     

 

 

        

 

 

     

 

 

  
            $ (124 )     $ (230 )     $ 736,832         $ 1,662      $ —  
           

 

 

     

 

 

     

 

 

        

 

 

     

 

 

  

 

  (a) 

Represents net amount purchased (sold).

 
  (b) 

All or a portion represents securities lending income earned from the reinvestment of cash collateral from loaned securities, net of fees and collateral investment expenses, and other payments to and from borrowers of securities.

 

Fair Value Measurements

Various inputs are used in determining the fair value of financial instruments. For description of the input levels and information about the Fund’s policy regarding valuation of financial instruments, refer to a recently published shareholder report. Shareholder reports are available on the Fund’s website at iShares.com and on the U.S. Securities and Exchange Commission website at sec.gov.

 

 

6  

Schedule of Investments (unaudited) (continued)

April 30, 2021

   

BlackRock U.S. Equity Factor Rotation ETF

 

Fair Value Measurements (continued)

The following table summarizes the value of the Fund’s investments according to the fair value hierarchy as of April 30, 2021. The breakdown of the Fund’s investments into major categories is disclosed in the Schedule of Investments above.

 

                                                                               

 

  
     Level 1      Level 2      Level 3      Total  

 

  

Investments

            

Assets

            

Common Stocks

    $ 84,720,420      $ —      $             —      $ 84,720,420  

Money Market Funds

      736,832        —        —        736,832  
  

 

 

     

 

 

     

 

 

     

 

 

  
   $ 85,457,252      $             —      $ —      $ 85,457,252  
  

 

 

     

 

 

     

 

 

     

 

 

  

 

Portfolio Abbreviations - Equity

NVS            

  

Non-Voting Shares

 

 

  7