NPORT-P false 0001089951 XXXXXXXX S000049941 C000180072 C000157696 C000157694 AMG Funds 811-09521 0001089951 54930020IDQ6ZIPGNH13 600 STEAMBOAT ROAD Suite 300 Greenwich 06830 800-548-4539 AMG GW&K Small/Mid Cap Fund S000049941 5493002PAZ2U0ZICMH29 2019-12-31 2019-12-31 N 198871121.54 179905.31 198691216.23 0 0 0 0 0 0 0 0 0 0 0 0 0 0 UST SUMMIT HOTEL PROPERTIES INC N/A 866082100 166598.00000000 NS USD 2055819.32000000 1.034680525393 Long EC CORP US N 1 N N EPAM Systems Inc 549300XCR4R530HJP604 29414B104 10238.00000000 NS USD 2172094.08000000 1.093200857699 Long EC CORP US N 1 N N N POLARIS INDUSTRIES INC 549300QJSN8UVWN1EI78 731068102 25647.00000000 NS USD 2608299.90000000 1.312740416758 Long EC CORP US N 1 N N N SS&C TECHNOLOGIES HOLDINGS INC 529900POY8H7NPPNKK71 78467J100 49532.00000000 NS USD 3041264.80000000 1.530648841808 Long EC CORP US N 1 N N N BERRY GLOBAL GROUP INC 549300G6KKUMMXM8NH73 08579W103 40013.00000000 NS USD 1900217.37000000 0.956367073519 Long EC CORP US N 1 N N N ARTISAN PARTNERS ASSET MANAGEMENT INC 549300T1FUI6JF63XU51 04316A108 28836.00000000 NS USD 931979.52000000 0.469059245639 Long EC CORP US N 1 N N N WEST PHARMACEUTICAL SERVICES INC 5493007NKRGM1RJQ1P16 955306105 27406.00000000 NS USD 4119943.98000000 2.073541074523 Long EC CORP US N 1 N N N Entegris Inc IYX6OWO7BT5DKO3BYG52 29362U104 46900.00000000 NS USD 2349221.00000000 1.182347687318 Long EC CORP US N 1 N N N WEBSTER FINANCIAL CORP KMRURHT0VWKYS6Z5KU67 947890109 56453.00000000 NS USD 3012332.08000000 1.516087191551 Long EC CORP US N 1 N N N NORDSON CORP 14OS6Q5N55N95WM84M53 655663102 19008.00000000 NS USD 3095262.72000000 1.557825644600 Long EC CORP US N 1 N N N SCHNEIDER NATIONAL INC 529900V6GZ6G6E3BLV72 80689H102 70307.00000000 NS USD 1534098.74000000 0.772101942455 Long EC CORP US N 1 N N N FIVE BELOW INC 529900AAXP5Z6BGI7418 33829M101 26244.00000000 NS USD 3355557.84000000 1.688830489675 Long EC CORP US N 1 N N N CORESITE REALTY CORP 549300H0YYORITFM2B74 21870Q105 17276.00000000 NS USD 1936985.12000000 0.974872043542 Long EC CORP US N 1 N N N Bio-Rad Laboratories Inc 549300ZC1GPV35XYDK53 090572207 8168.00000000 NS USD 3022405.04000000 1.521156846964 Long EC CORP US N 1 N N N MARKETAXESS HOLDINGS INC 5493002U1CA1XJOVID83 57060D108 12029.00000000 NS USD 4560314.19000000 2.295176544050 Long EC CORP US N 1 N N N LITHIA MOTORS INC SE8N1EZEHPZQBCBVKD53 536797103 16648.00000000 NS USD 2447256.00000000 1.231688066757 Long EC CORP US N 1 N N Gibraltar Industries Inc N/A 374689107 31635.00000000 NS USD 1595669.40000000 0.803090056156 Long EC CORP US N 1 N N N Dreyfus Institutional Preferred Government Money Market 549300RBWL04JG8SIX57 26200X100 2019153.26000000 NS USD 2019153.26000000 1.016226735288 Long STIV RF US N 1 N N N EAGLE MATERIALS INC 529900KRXRGXL61SG039 26969P108 21358.00000000 NS USD 1936316.28000000 0.974535420709 Long EC CORP US N 1 N N N Performance Food Group Co 549300EUK8GR9IT1YK57 71377A103 21358.00000000 NS USD 1099509.84000000 0.553376168741 Long EC CORP US N 1 N N N JPMorgan US Government Money Market Fund 549300NQ5E5B7ZV4T516 4812C2270 2080339.94000000 NS USD 2080339.94000000 1.047021594347 Long STIV RF US N 1 N N N DORMAN PRODUCTS INC N/A 258278100 31430.00000000 NS USD 2379879.60000000 1.197777961782 Long EC CORP US N 1 N N Grand Canyon Education Inc 529900XFER799IYOSW74 38526M106 17229.00000000 NS USD 1650365.91000000 0.830618454763 Long EC CORP US N 1 N N N COGNEX CORP 549300JQTYZCLC43S226 192422103 59444.00000000 NS USD 3331241.76000000 1.676592364377 Long EC CORP US N 1 N N N AMERICAN CAMPUS COMMUNITIES INC 529900MR3ZXRO3W6UX26 024835100 65991.00000000 NS USD 3103556.73000000 1.561999966021 Long EC CORP US N 1 N N N GARDNER DENVER HOLDINGS INC 5299004C02FMZCUOIR50 36555P107 94464.00000000 NS USD 3464939.52000000 1.743881579540 Long EC CORP US N 1 N N N Neurocrine Biosciences Inc 549300FECER0XBN49756 64125C109 23875.00000000 NS USD 2566323.75000000 1.291614092808 Long EC CORP US N 1 N N N WABTEC CORP/DE 06BTX5UWZD0GQ5N5Y745 929740108 29382.00000000 NS USD 2285919.60000000 1.150488503404 Long EC CORP US N 1 N N N SIGNATURE BANK/NEW YORK NY VLP5AP0XK2GM6GKD1007 82669G104 20807.00000000 NS USD 2842444.27000000 1.430583759027 Long EC CORP US N 1 N N N BOOZ ALLEN HAMILTON HOLDING CORP 529900JPV47PIUWMA015 099502106 63316.00000000 NS USD 4503667.08000000 2.266666421119 Long EC CORP US N 1 N N N Envestnet Inc 549300HLWZ5OKIDM8737 29404K106 31745.00000000 NS USD 2210404.35000000 1.112482168029 Long EC CORP US N 1 N N POOL CORP 5493005VZK1KMN6CO617 73278L105 10735.00000000 NS USD 2279899.30000000 1.147458525474 Long EC CORP US N 1 N N N Dreyfus Government Cash Management 549300F7IDB6WRO7VJ11 262006208 2019154.55000000 NS USD 2019154.55000000 1.016227384537 Long STIV RF US N 1 N N N GLACIER BANCORP INC N/A 37637Q105 42344.00000000 NS USD 1947400.56000000 0.980114066917 Long EC CORP US N 1 N N N BJ's Wholesale Club Holdings I 549300UCIWH1C93V0J03 05550J101 105027.00000000 NS USD 2388313.98000000 1.202022930513 Long EC CORP US N 1 N N ICU MEDICAL INC 5493003NRW7LS2QZRH60 44930G107 12170.00000000 NS USD 2277250.40000000 1.146125351290 Long EC CORP US N 1 N N N RITCHIE BROS AUCTIONEERS INC 5493002H8U24DJXQ4886 767744105 59714.00000000 NS USD 2564716.30000000 1.290805073653 Long EC CORP CA N 1 N N N POWER INTEGRATIONS INC 54930085LGXSCIHD5W31 739276103 15473.00000000 NS USD 1530434.43000000 0.770257719006 Long EC CORP US N 1 N N N TYLER TECHNOLOGIES INC N/A 902252105 8571.00000000 NS USD 2571471.42000000 1.294204881721 Long EC CORP US N 1 N N N TORO CO/THE YJKE4YIT6BWQHVEW0D14 891092108 48143.00000000 NS USD 3835552.81000000 1.930408843821 Long EC CORP US N 1 N N N PHYSICIANS REALTY TRUST 549300ITOVH0OY7PZC34 71943U104 112695.00000000 NS USD 2134443.30000000 1.074251464407 Long EC CORP US N 1 N N N Atlantic Union Bankshares Corp N/A 04911A107 50129.00000000 NS USD 1882343.95000000 0.947371497198 Long EC CORP US N 1 N N N Texas Roadhouse Inc 5299002Y1CNRPDGXTQ75 882681109 42456.00000000 NS USD 2391121.92000000 1.203436148496 Long EC CORP US N 1 N N N STERIS PLC N/A 000000000 24672.00000000 NS USD 3760506.24000000 1.892638392049 Long EC CORP US N 1 N N N APTARGROUP INC VNPEQDQFAA7IY1T2PX43 038336103 14021.00000000 NS USD 1621108.02000000 0.815893148554 Long EC CORP US N 1 N N N TCF Financial Corp 549300UK6KFVK4A0D603 872307103 46784.00000000 NS USD 2189491.20000000 1.101956715321 Long EC CORP US N 1 N N N RBC BEARINGS INC N/A 75524B104 21890.00000000 NS USD 3466062.60000000 1.744446818417 Long EC CORP US N 1 N N N SUN COMMUNITIES INC 549300H5GEOJYN41ZG57 866674104 24327.00000000 NS USD 3651482.70000000 1.837767551723 Long EC CORP US N 1 N N N GRACO INC 4T5VJ4S81BRT6Q7GGT78 384109104 41191.00000000 NS USD 2141932.00000000 1.078020478530 Long EC CORP US N 1 N N N EASTERLY GOVERNMENT PROPERTIES INC 549300ERMCEFC6S8HL77 27616P103 125835.00000000 NS USD 2986064.55000000 1.502866914128 Long EC CORP US N 1 N N N PINNACLE FINANCIAL PARTNERS INC 54930098EZ8JMSAZGS24 72346Q104 43314.00000000 NS USD 2772096.00000000 1.395177931162 Long EC CORP US N 1 N N N DRIL-QUIP INC 5299007REICYIJNMW197 262037104 13141.00000000 NS USD 616444.31000000 0.310252421670 Long EC CORP US N 1 N N N James River Group Holdings Ltd N/A 000000000 23530.00000000 NS USD 969671.30000000 0.488029273965 Long EC CORP BM N 1 N N N ZEBRA TECHNOLOGIES CORP PO0I32GKZ3HZMMDPZZ08 989207105 19318.00000000 NS USD 4934589.92000000 2.483547090621 Long EC CORP US N 1 N N N Jazz Pharmaceuticals PLC 635400GAUMJCLEZRRV50 000000000 15048.00000000 NS USD 2246365.44000000 1.130581151307 Long EC CORP IE N 1 N N N Vail Resorts Inc 529900PSZHRNU9HKH870 91879Q109 10555.00000000 NS USD 2531405.65000000 1.274040039630 Long EC CORP US N 1 N N MATADOR RESOURCES CO 549300CI3Q2UUK5R4G79 576485205 89561.00000000 NS USD 1609411.17000000 0.810006199839 Long EC CORP US N 1 N N MID-AMERICA APARTMENT COMMUNITIES INC 549300FQZKFR5YNSHZ21 59522J103 10649.00000000 NS USD 1404177.14000000 0.706713244119 Long EC CORP US N 1 N N N CARTER'S INC 5299003WAQK4R3L3ZU36 146229109 21480.00000000 NS USD 2348623.20000000 1.182046818456 Long EC CORP US N 1 N N BJ'S RESTAURANTS INC 5299000EOW66I1OJNQ23 09180C106 47175.00000000 NS USD 1790763.00000000 0.901279399249 Long EC CORP US N 1 N N N GARTNER INC PP55B5R38BFB8O8HH686 366651107 23186.00000000 NS USD 3572962.60000000 1.798248894839 Long EC CORP US N 1 N N N SILICON LABORATORIES INC 4PRDF8Q9TDHRVZKZSZ47 826919102 20266.00000000 NS USD 2350450.68000000 1.182966577284 Long EC CORP US N 1 N N N ACADIA HEALTHCARE CO INC 5493005CW985Y9D0NC11 00404A109 51093.00000000 NS USD 1697309.46000000 0.854244838903 Long EC CORP US N 1 N N WESTERN ALLIANCE BANCORP 5493003VJXZ5JXT9S762 957638109 66877.00000000 NS USD 3811989.00000000 1.918549331132 Long EC CORP US N 1 N N N OGE ENERGY CORP CE5OG6JPOZMDSA0LAQ19 670837103 48572.00000000 NS USD 2159996.84000000 1.087112395295 Long EC CORP US N 1 N N N BURLINGTON STORES INC 5299003Z37DVGKKC1W09 122017106 13313.00000000 NS USD 3035763.39000000 1.527880017849 Long EC CORP US N 1 N N N HubSpot Inc 529900BLNVEW0MVKJB37 443573100 8750.00000000 NS USD 1386875.00000000 0.698005189315 Long EC CORP US N 1 N N N HEXCEL CORP S6Q7LW43WUBUHXY2QP69 428291108 40395.00000000 NS USD 2961357.45000000 1.490431991000 Long EC CORP US N 1 N N N PORTLAND GENERAL ELECTRIC CO GJOUP9M7C39GLSK9R870 736508847 41505.00000000 NS USD 2315563.95000000 1.165408312423 Long EC CORP US N 1 N N N PARSLEY ENERGY INC 549300DMRA8DSL66G562 701877102 131100.00000000 NS USD 2479101.00000000 1.247715448643 Long EC CORP US N 1 N N N EXPONENT INC 529900NY3F5Q2NWPUZ42 30214U102 61038.00000000 NS USD 4212232.38000000 2.119989227467 Long EC CORP US N 1 N N N RAPID7 INC 549300GNVG5D60KEYN14 753422104 46270.00000000 NS USD 2592045.40000000 1.304559632369 Long EC CORP US N 1 N N N CAVCO INDUSTRIES INC N/A 149568107 15036.00000000 NS USD 2937733.68000000 1.478542300832 Long EC CORP US N 1 N N N PREMIER INC N/A 74051N102 39194.00000000 NS USD 1484668.72000000 0.747224134096 Long EC CORP US N 1 N N N Insulet Corp 549300TZTYD2PYN92D43 45784P101 10050.00000000 NS USD 1720560.00000000 0.865946684833 Long EC CORP US N 1 N N N CATALENT INC N/A 148806102 58265.00000000 NS USD 3280319.50000000 1.650963521307 Long EC CORP US N 1 N N N MIDDLEBY CORP/THE JDFO86U9VQRBKW5KYA35 596278101 16594.00000000 NS USD 1817374.88000000 0.914672985793 Long EC CORP US N 1 N N QUAKER CHEMICAL CORP 549300PJQ1R3WCWCPS54 747316107 15751.00000000 NS USD 2591354.52000000 1.304211916947 Long EC CORP US N 1 N N RPM INTERNATIONAL INC 549300TJCKW4BRXPJ474 749685103 55517.00000000 NS USD 4261484.92000000 2.144777711293 Long EC CORP US N 1 N N N 2020-02-24 AMG Funds Thomas G. Disbrow Thomas G. Disbrow Vice President, Mutual Fund Treasurer & CFO