Fund Holdings — WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Total Portfolio Value
$35.85B
Total Bought
$4.21B
Total Sold
$7.14B
Net Transaction
-$2.94B
Filing Period:
Securities
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SharesValue ($K)
Q3 2025
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Q4 2025
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Change
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Q3 2025
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Q4 2025
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Weight (%)
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Change
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ALPHABET INC(GOOG)2,486,0023,154,973+668,971604,347987,5062.75%+383,159
ARGENX SE(ARGX)0223,666+223,6660188,0710.52%+188,071
SNOWFLAKE INC(SNOW)518,2091,346,998+828,789116,882295,4770.82%+178,595
HEALTHEQUITY INC(HQY)01,855,208+1,855,2080169,9560.47%+169,956
DONALDSON INC(DCI)6,4851,707,872+1,701,387531151,4200.42%+150,889
LINCOLN ELEC HLDGS INC(LECO)0609,812+609,8120146,1350.41%+146,135
F5 INC(FFIV)0550,264+550,2640140,4600.39%+140,460
HALOZYME THERAPEUTICS INC(HALO)01,842,956+1,842,9560124,0310.35%+124,031
ADVANCED MICRO DEVICES INC(AMD)1,047,2001,339,546+292,346169,426286,8770.80%+117,451
BLUE OWL CAPITAL INC(OBDC)07,615,956+7,615,9560113,7820.32%+113,782
PENUMBRA INC(PEN)0345,974+345,9740107,5670.30%+107,567
VERISK ANALYTICS INC(VRSK)0399,551+399,551089,3760.25%+89,376
MONSTER BEVERAGE CORP NEW(MNST)2,999,7183,761,249+761,531201,911288,3750.80%+86,464
TWIST BIOSCIENCE CORP(TWST)4,142,2835,954,429+1,812,146116,564188,8740.53%+72,311
C H ROBINSON WORLDWIDE INC(CHRW)0437,501+437,501070,3330.20%+70,333
KRYSTAL BIOTECH INC(KRYS)149,302376,340+227,03826,35692,7830.26%+66,427
GLOBUS MED INC(GMED)2,819,1652,519,782-299,383161,454220,0020.61%+58,549
MAREX GROUP PLC(MRX)368,4491,738,927+1,370,47812,38766,7050.19%+54,318
LATTICE SEMICONDUCTOR CORP(LSCC)1,393,6922,125,260+731,568102,185156,3770.44%+54,191
FLOWSERVE CORP(FLS)432,3681,048,137+615,76922,97672,7200.20%+49,744
GRAND CANYON ED INC(LOPE)118,654453,140+334,48626,04775,3620.21%+49,315
APPLE INC(AAPL)5,620,4535,444,328-176,1251,431,1361,480,0954.13%+48,959
OSI SYSTEMS INC(OSIS)0191,326+191,326048,8000.14%+48,800
REGAL REXNORD CORPORATION(RRX)403,004759,283+356,27957,807106,5430.30%+48,736
BIO-TECHNE CORP(TECH)1,709,6622,398,265+688,60395,108141,0420.39%+45,933
ITAU UNIBANCO HLDG S A(ITUB)29,470,19536,551,763+7,081,568216,293261,6790.73%+45,386
AMAZON COM INC(AMZN)4,421,1614,387,003-34,158970,7541,012,6082.82%+41,854
Q2 HLDGS INC(QTWO)2,141,0052,694,718+553,713154,987194,4510.54%+39,463
LATAM AIRLINES GROUP SA(LTM)0702,358+702,358037,9300.11%+37,930
THE BALDWIN INSURANCE GRP IN(BWIN)5,104,6957,543,813+2,439,118144,003181,2780.51%+37,274
FRESHPET INC(FRPT)1,491,3231,952,767+461,44482,187118,9820.33%+36,795
GLAUKOS CORP(GKOS)1,093,7441,106,918+13,17489,195124,9820.35%+35,787
LAUREATE EDUCATION INC(LAUR)1,739,3502,654,708+915,35854,85989,3840.25%+34,525
LANDBRIDGE COMPANY LLC(LB)0690,291+690,291033,8170.09%+33,817
SYLVAMO CORP(SLVM)0701,497+701,497033,7770.09%+33,777
CHURCHILL DOWNS INC(CHDN)1,017,7261,145,413+127,68798,730130,3250.36%+31,595
BLOOM ENERGY CORP0348,192+348,192030,2540.08%+30,254
LXP INDUSTRIAL TRUST(LXP)0604,164+604,164029,9540.08%+29,954
ESSENT GROUP LTD(ESNT)0430,449+430,449027,9830.08%+27,983
CAVA GROUP INC(CAVA)1,888,7232,419,247+530,524114,098141,9860.40%+27,888
AMICUS THERAPEUTICS INC
COM
15,749,24010,627,717-5,121,523124,104151,3390.42%+27,235
FB FINL CORP(FBK)0483,200+483,200026,9630.08%+26,963
NORTHWEST NAT HLDG CO(NWN)0575,198+575,198026,8850.07%+26,885
TERADYNE INC(TER)775,463684,578-90,885106,735132,5070.37%+25,772
V2X INC(VVX)0470,846+470,846025,6850.07%+25,685
REVOLVE GROUP INC(RVLV)1,841,5782,148,125+306,54739,22664,8520.18%+25,626
VITAL FARMS INC(VITL)0799,448+799,448025,5340.07%+25,534
TAIWAN SEMICONDUCTOR MFG LTD(TSM)6,422,1585,985,330-436,8281,793,5781,818,6925.07%+25,114
ESAB CORPORATION(ESAB)0205,018+205,018022,9050.06%+22,905
ELI LILLY & CO(LLY)15,37532,016+16,64111,73134,4070.10%+22,676
BOYD GROUP SERVICES INC(BGSI)0141,948+141,948022,6110.06%+22,611
LIVE OAK BANCSHARES INC(LOB)0648,561+648,561022,2780.06%+22,278
CARGURUS INC(CARG)0567,314+567,314021,7560.06%+21,756
WYNDHAM HOTELS & RESORTS INC(WH)0279,374+279,374021,1090.06%+21,109
VALVOLINE INC(VVV)0699,727+699,727020,3340.06%+20,334
CENTURI HOLDINGS INC(CTRI)0801,322+801,322020,2330.06%+20,233
LINDE PLC(LIN)537,411643,470+106,059255,270274,3690.77%+19,099
HAWKINS INC(HWKN)0134,439+134,439019,0980.05%+19,098
DIEBOLD NIXDORF INC(DBD)1,819,7281,802,571-17,157103,779122,3770.34%+18,597
PENGUIN SOLUTIONS INC(PENG)0935,088+935,088018,2900.05%+18,290
QUAKER HOUGHTON(KWR)351,660469,981+118,32146,33164,5330.18%+18,202
RELIANCE INC(RS)224,803280,335+55,53263,13180,9800.23%+17,849
VERTEX PHARMACEUTICALS INC(VRTX)59639,735+39,13923318,0140.05%+17,781
MADRIGAL PHARMACEUTICALS INC(MDGL)411,802354,220-57,582188,877206,2760.58%+17,399
CARPENTER TECHNOLOGY CORP(CRS)466,244417,559-48,685114,482131,4640.37%+16,983
ONTO INNOVATION INC(ONTO)1,981,7611,726,587-255,174256,083272,5590.76%+16,476
ADMA BIOLOGICS INC0890,861+890,861016,2490.05%+16,249
PAYMENTUS HOLDINGS INC(PAY)0510,498+510,498016,1270.04%+16,127
INTER & CO INC(INTR)3,484,3355,595,196+2,110,86132,16047,4470.13%+15,287
COHERENT CORP(COHR)1,365,017873,060-491,957147,040161,1410.45%+14,101
NOVANTA INC(NOVT)960,573908,906-51,66796,201108,1510.30%+11,949
ARIS MNG CORP(ARIS)0716,467+716,467011,6280.03%+11,628
DEXCOM INC(DXCM)0171,573+171,573011,3870.03%+11,387
INSPIRE MED SYS INC(INSP)1,297,5731,161,285-136,28896,280107,1050.30%+10,825
TOTALENERGIES SE(TTE)0164,875+164,875010,7530.03%+10,753
VERICEL CORP(VCEL)2,210,9292,222,107+11,17869,57880,0180.22%+10,440
VERACYTE INC(VCYT)677,909790,425+112,51623,27333,2770.09%+10,004
NEXTPOWER INC1,469,6381,362,794-106,844108,739118,7130.33%+9,974
I3 VERTICALS INC(IIIV)0386,385+386,38509,7330.03%+9,733
FIRST HORIZON CORPORATION(FHN)5,219,8305,336,021+116,191118,020127,5310.36%+9,511
CHAMPION HOMES INC(SKY)1,005,2031,020,700+15,49776,76786,2490.24%+9,482
BANC OF CALIFORNIA INC(BANC)2,129,3642,317,363+187,99935,24144,7020.12%+9,461
JEFFERSON CAPITAL INC(JCAP)1,394,1421,484,109+89,96724,06333,1550.09%+9,092
TEXAS CAP BANCSHARES INC(TCBI)399,461468,000+68,53933,76642,3730.12%+8,606
FABRINET(FN)226,677200,324-26,35382,65191,2040.25%+8,553
ALIGNMENT HEALTHCARE INC(ALHC)2,119,9522,305,255+185,30336,99345,5290.13%+8,536
AGILYSYS INC(AGYS)566,222572,600+6,37859,59568,0480.19%+8,453
KNIGHT-SWIFT TRANSN HLDGS IN(KNX)509,919544,239+34,32020,14728,4530.08%+8,306
INTEGER HLDGS CORP(ITGR)275,421468,377+192,95628,45936,7350.10%+8,276
AURA MINERALS INC(AUGO)454,212496,303+42,09116,90125,0210.07%+8,120
AMPRIUS TECHNOLOGIES INC(AMPX)0984,906+984,90607,7710.02%+7,771
MARVELL TECHNOLOGY INC(MRVL)18,674108,429+89,7551,5709,2140.03%+7,644
CECO ENVIRONMENTAL CORP(CECO)685,742706,273+20,53135,11042,2700.12%+7,160
BLACKSTONE INC(BX)1,42946,814+45,3852447,2160.02%+6,972
LUMENTUM HLDGS INC(LITE)274,124139,703-134,42144,60351,4930.14%+6,890
THERMON GROUP HLDGS INC980,348887,451-92,89726,19532,9780.09%+6,783
MOTOROLA SOLUTIONS INC(MSI)2,90520,532+17,6271,3287,8700.02%+6,542
BKV CORP(BKV)1,025,0901,101,386+76,29623,71029,9030.08%+6,192
PALO ALTO NETWORKS INC(PANW)93,759136,848+43,08919,09125,2070.07%+6,116
QUANTERIX CORP(QTRX)1,315,2802,046,449+731,1697,14213,0150.04%+5,873
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WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC — 13F Holdings — Q4 2025 | TickerTrail