NPORT-P false 0000844779 XXXXXXXX S000001505 C000004040 C000004038 C000166016 C000004037 C000004036 C000037625 BlackRock Funds 811-05742 0000844779 549300OZUEVJZHOBFP42 100 Bellevue Parkway Wilmington 19809 800-441-7762 BlackRock Mid-Cap Growth Equity Portfolio S000001505 549300VLQD7ENY3MA898 2024-05-31 2024-02-29 N 13193004016.92 527014185.29 12665989831.63 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 N On Holding AG N/A 000000000 4073060.00000000 NS USD 142638561.20000000 1.126154079516 Long EC CORP CH N 1 N N IDEXX Laboratories Inc OGMTXK0LUU1HKV2P0J84 45168D104 623868.00000000 NS USD 358867589.64000000 2.833316577783 Long EC CORP US N 1 N N N MONEY MARKET SERIES LLC N/A 000000000 468912938.87000000 NS USD 469100504.05000000 3.703622932639 Long STIV RF US N N/A N N Floor & Decor Holdings Inc 549300M5FR3N688XGQ36 339750101 2281647.00000000 NS USD 276353084.64000000 2.181851464540 Long EC CORP US N 1 N N Monolithic Power Systems Inc 529900TB7O85LSZ1XU31 609839105 569156.00000000 NS USD 409815086.24000000 3.235555149559 Long EC CORP US N 1 N N N Globant SA 2221008DCMSPYS42DS88 000000000 1099118.00000000 NS USD 245290164.06000000 1.936604776418 Long EC CORP UY N 1 N N West Pharmaceutical Services I 5493007NKRGM1RJQ1P16 955306105 878093.00000000 NS USD 314673407.48000000 2.484396495362 Long EC CORP US N 1 N N Cintas Corp N/A 172908105 142092.00000000 NS USD 89320452.12000000 0.705199145959 Long EC CORP US N 1 N N N MSCI Inc 549300HTIN2PD78UB763 55354G100 630398.00000000 NS USD 353634366.06000000 2.791999447030 Long EC CORP US N 1 N N N Agilent Technologies Inc QUIX8Y7A2WP0XRMW7G29 00846U101 110063.00000000 NS USD 15118253.68000000 0.119361012293 Long EC CORP US N 1 N N N Rollins Inc 549300F2A0BXT4SGWD84 775711104 4435857.00000000 NS USD 195488217.99000000 1.543410507892 Long EC CORP US N 1 N N N IDEX Corp 549300U5Y5EL6PHYLF13 45167R104 433118.00000000 NS USD 102172536.20000000 0.806668389586 Long EC CORP US N 1 N N N SiteOne Landscape Supply Inc 5299008LX7SBD4HIAU03 82982L103 1024497.00000000 NS USD 172607254.56000000 1.362761670066 Long EC CORP US N 1 N N Teleflex Inc UUL85LWXB4NGSWWXIQ25 879369106 365915.00000000 NS USD 81522202.85000000 0.643630730275 Long EC CORP US N 1 N N N Mettler-Toledo International I 5493000BD5GJNUDIUG10 592688105 9510.00000000 NS USD 11861062.20000000 0.093644968594 Long EC CORP US N 1 N N N Pinterest Inc N/A 72352L106 5208874.00000000 NS USD 191165675.80000000 1.509283351251 Long EC CORP US N 1 N N N Vulcan Materials Co 549300Q8LSNHAVWBNI21 929160109 797001.00000000 NS USD 211882715.85000000 1.672847670545 Long EC CORP US N 1 N N N MongoDB Inc 549300TPTG69WKWE1Z37 60937P106 782739.00000000 NS USD 350338321.62000000 2.765976653045 Long EC CORP US N 1 N N N PTC Inc 54930050SSMU8SKDJ030 69370C100 703314.00000000 NS USD 128713495.14000000 1.016213472859 Long EC CORP US N 1 N N HEICO Corp 529900O1DTDLCJ7L0I14 422806109 1482457.00000000 NS USD 286707183.80000000 2.263598720757 Long EC CORP US N 1 N N Tyler Technologies Inc 25490040SMU4Z8LBCW70 902252105 62010.00000000 NS USD 27107051.40000000 0.214014473091 Long EC CORP US N 1 N N N BlackRock Liquidity Funds T-Fund 5493002L9DNZ83RX7V61 09248U718 16277150.94000000 NS USD 16277150.94000000 0.128510690095 Long STIV RF US N 1 N N N Liberty Media Corp-Liberty For N/A 531229755 3224865.00000000 NS USD 234641177.40000000 1.852529336586 Long EC CORP US N 1 N N N Ares Management Corp 529900JUV61FH7B8VW38 03990B101 2625741.00000000 NS USD 348252028.83000000 2.749505040343 Long EC CORP US N 1 N N N HubSpot Inc 529900BLNVEW0MVKJB37 443573100 537367.00000000 NS USD 332528073.27000000 2.625361915573 Long EC CORP US N 1 N N N Alcon Inc 549300LDT5AP8S0NBM78 000000000 2345621.00000000 NS USD 198322255.55000000 1.565785684232 Long EC CORP CH N 1 N N Axon Enterprise Inc 549300QP2IEEGFE16681 05464C101 1076251.00000000 NS USD 330807269.87000000 2.611775899613 Long EC CORP US N 1 N N N Old Dominion Freight Line Inc 5299009TWK32WE417T96 679580100 718484.00000000 NS USD 317914800.32000000 2.509987806291 Long EC CORP US N 1 N N Entegris Inc IYX6OWO7BT5DKO3BYG52 29362U104 2409107.00000000 NS USD 323687616.52000000 2.555565106421 Long EC CORP US N 1 N N Tractor Supply Co 549300OJ9VZHZRO6I137 892356106 10783.00000000 NS USD 2742332.56000000 0.021651150809 Long EC CORP US N 1 N N N Charles River Laboratories Int 549300BSQ0R4UZ5KX287 159864107 814529.00000000 NS USD 207045126.51000000 1.634654134909 Long EC CORP US N 1 N N Pool Corp 5493005VZK1KMN6CO617 73278L105 39515.00000000 NS USD 15731711.80000000 0.124204361515 Long EC CORP US N 1 N N N Tradeweb Markets Inc N/A 892672106 2794116.00000000 NS USD 295673355.12000000 2.334388066392 Long EC CORP US N 1 N N N Bio-Techne Corp 54930073RLKQ51TILZ35 09073M104 3204926.00000000 NS USD 235786405.82000000 1.861571096726 Long EC CORP US N 1 N N ASM International NV 7245001I22ND6ZFHX623 000000000 500064.00000000 NS 305412946.76000000 2.411283688206 Long EC CORP NL N 2 N N N MarketAxess Holdings Inc 5493002U1CA1XJOVID83 57060D108 44234.00000000 NS USD 9439977.94000000 0.074530124099 Long EC CORP US N 1 N N N Davide Campari-Milano NV 213800ED5AN2J56N6Z02 000000000 9461757.00000000 NS 95943266.17000000 0.757487314022 Long EC CORP IT N 2 N N N STERIS PLC N/A 000000000 823779.00000000 NS USD 191866366.89000000 1.514815418617 Long EC CORP US N 1 N N N Equifax Inc 5493004MCF8JDC86VS77 294429105 1243672.00000000 NS USD 340256222.48000000 2.686376880157 Long EC CORP US N 1 N N N Ulta Beauty Inc 529900CIV6HN8M28YM82 90384S303 359050.00000000 NS USD 196960468.00000000 1.555034155389 Long EC CORP US N 1 N N N Teledyne Technologies Inc 549300VSMO9KYQWDND94 879360105 321526.00000000 NS USD 137378414.02000000 1.084624382667 Long EC CORP US N 1 N N VeriSign Inc LMPL4N8ZOJRMF0KOF759 92343E102 441978.00000000 NS USD 86313883.62000000 0.681461810465 Long EC CORP US N 1 N N N Lululemon Athletica Inc 549300D9GZ4BMLDW5T40 550021109 13406.00000000 NS USD 6261808.54000000 0.049437972264 Long EC CORP CA N 1 N N N KKR & Co Inc 54930013V5I303TF9571 48251W104 3199634.00000000 NS USD 314396036.84000000 2.482206610136 Long EC CORP US N 1 N N N Aspen Technology Inc 254900545H80W6GA2J08 29109X106 648829.00000000 NS USD 125801454.81000000 0.993222452270 Long EC CORP US N 1 N N Saia Inc 549300WNPG4N9GBOYB29 78709Y105 264878.00000000 NS USD 152410801.20000000 1.203307465314 Long EC CORP US N 1 N N TransDigm Group Inc N/A 893641100 251916.00000000 NS USD 296691549.84000000 2.342426875308 Long EC CORP US N 1 N N N Repligen Corp 54930006QJ0T5AUO1E71 759916109 1070574.00000000 NS USD 207680650.26000000 1.639671695783 Long EC CORP US N 1 N N Ferrari NV 549300RIVY5EX8RCON76 000000000 694113.00000000 NS USD 294838379.01000000 2.327795797480 Long EC CORP IT N 1 N N N Vail Resorts Inc 529900PSZHRNU9HKH870 91879Q109 598486.00000000 NS USD 137837310.66000000 1.088247444473 Long EC CORP US N 1 N N N Align Technology Inc 549300N5YSE0U3LCP840 016255101 913830.00000000 NS USD 276360468.60000000 2.181909762076 Long EC CORP US N 1 N N N Waste Connections Inc 549300HDLRTPBQU69P29 94106B101 1020200.00000000 NS USD 169802088.00000000 1.340614434854 Long EC CORP CA N 1 N N N Cadence Design Systems Inc GCT7RXJOGLXPV0NXZY22 127387108 843801.00000000 NS USD 256836148.38000000 2.027762155142 Long EC CORP US N 1 N N N ANSYS Inc 549300VJV8H15Z5FJ571 03662Q105 603482.00000000 NS USD 201665579.94000000 1.592181760926 Long EC CORP US N 1 N N N GCI LIBERTY INC N/A 000000000 1528805.00000000 NS USD 15.29000000 0.000000120716 Long EC CORP US N 3 N N N Motorola Solutions Inc 6S552MUG6KGJVEBSEC55 620076307 26576.00000000 NS USD 8780444.64000000 0.069323004018 Long EC CORP US N 1 N N N Copart Inc 549300KVYX3JWMYEHU61 217204106 8779685.00000000 NS USD 466640257.75000000 3.684198897623 Long EC CORP US N 1 N N Planet Fitness Inc 549300LLE5HUPF6H8G33 72703H101 3142110.00000000 NS USD 194967925.50000000 1.539302716106 Long EC CORP US N 1 N N N Roper Technologies Inc 54930003T4SXCIWVXY35 776696106 397968.00000000 NS USD 216785108.64000000 1.711552839704 Long EC CORP US N 1 N N N Monday.com Ltd 984500MDAFVD86E3B328 000000000 334769.00000000 NS USD 74656834.69000000 0.589427559017 Long EC CORP IL N 1 N N N WillScot Mobile Mini Holdings 549300HJ4VIXF476Q166 971378104 2550246.00000000 NS USD 121774246.50000000 0.961427003485 Long EC CORP US N 1 N N COSTAR GROUP INC N/A 22160N109 4389825.00000000 NS USD 382046469.75000000 3.016317515082 Long EC CORP US N 1 N N Live Nation Entertainment Inc 5493007B9BM9ZXJINO78 538034109 2688199.00000000 NS USD 260701539.02000000 2.058280027739 Long EC CORP US N 1 N N N Crowdstrike Holdings Inc 549300YBY08K9KM4HX32 22788C105 806824.00000000 NS USD 261531999.60000000 2.064836645825 Long EC CORP US N 1 N N N Cheniere Energy Inc MIHC87W9WTYSYZWV1J40 16411R208 517488.00000000 NS USD 80314137.60000000 0.634092863389 Long EC CORP US N 1 N N N 2024-04-23 BlackRock Funds Chuck Pulsfort Chuck Pulsfort Assistant Treasurer XXXX