Fund HoldingsWILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Total Portfolio Value
$33.25B
Total Bought
$6.28B
Total Sold
$7.22B
Net Transaction
-$938.26M
Filing Period:
Securities
SharesValue ($K)
Q1 2026
Q2 2026
Change
Q1 2026
Q2 2026
Weight (%)
Change
TAIWAN SEMICONDUCTOR MANUFAC(TSM)5,518,2604,936,408-581,8521,865,4452,357,3587.09%+491,913
ALPHABET INC(GOOG)03,191,012+3,191,01201,140,3723.43%+1,140,372
APPLIED MATLS INC0497,946+497,9460360,0151.08%+360,015
GE AEROSPACE(GE)0790,801+790,8010295,5460.89%+295,546
ADVANCED MICRO DEVICES INC(AMD)0763,517+763,5170443,5351.33%+443,535
CROWDSTRIKE HLDGS INC(CRWD)0281,409+281,4090214,7540.65%+214,754
SEAGATE TECHNOLOGY HLDNGS PL
ORD SHS
0190,847+190,8470184,1670.55%+184,167
TEVA PHARMACEUTICAL INDS LTD(TEVA)1,425,6676,593,221+5,167,55442,944223,3700.67%+180,425
NVIDIA CORPORATION(NVDA)08,599,021+8,599,02101,720,5785.17%+1,720,578
DIODES INC(DIOD)441,5621,682,686+1,241,12430,141184,1530.55%+154,012
CANADIAN NAT RES LTD MED TER(CNQ)03,635,082+3,635,0820143,6950.43%+143,695
FORGENT POWER SOLUTIONS INC(FPS)02,516,270+2,516,2700140,5590.42%+140,559
PTC THERAPEUTICS INC(PTCT)01,722,688+1,722,6880140,5200.42%+140,520
WEST PHARMACEUTICAL SVSC INC(WST)0417,309+417,3090149,8140.45%+149,814
TIMKEN CO(TKR)0954,839+954,8390138,7570.42%+138,757
AMPHENOL CORP1,077,4341,535,059+457,625136,134270,6620.81%+134,528
MIRUM PHARMACEUTICALS INC(MIRM)01,404,741+1,404,7410164,4530.49%+164,453
ETSY INC(ETSY)01,598,520+1,598,5200120,4170.36%+120,417
GUARDANT HEALTH INC(GH)951,1141,311,320+360,20687,854196,7370.59%+108,883
REPLIGEN CORP(RGEN)0788,571+788,5710107,5930.32%+107,593
KRYSTAL BIOTECH INC(KRYS)407,178570,153+162,975105,182211,9090.64%+106,727
EVERPURE INC(P)03,455,381+3,455,3810272,2490.82%+272,249
HUDBAY MINERALS INC(HBM)04,215,842+4,215,842099,5360.30%+99,536
BROADCOM INC(AVGO)02,056,135+2,056,1350776,7052.34%+776,705
BORGWARNER INC2,884,0623,784,707+900,645156,489251,3050.76%+94,815
ALIGNMENT HEALTHCARE INC(ALHC)5,214,6147,761,403+2,546,78991,881184,7990.56%+92,918
JAZZ PHARMACEUTICALS PLC(JAZZ)70,883436,893+366,01013,400105,2780.32%+91,878
MARRIOTT INTL INC NEW(MAR)84,631300,872+216,24127,680111,5000.34%+83,820
CURTISS WRIGHT CORP(CW)0317,306+317,3060240,4420.72%+240,442
POWER INTEGRATIONS INC(POWI)2,380,6772,382,007+1,330121,891199,5170.60%+77,626
APPLIED OPTOELECTRONICS INC(AAOI)0504,202+504,202074,7030.22%+74,703
STRIDE INC(LRN)0823,698+823,698071,0360.21%+71,036
TEXAS INSTRS INC(TXN)424,195506,229+82,03482,353150,8920.45%+68,538
CARPENTER TECHNOLOGY CORP(CRS)350,896332,607-18,289138,306205,1650.62%+66,860
CYTOKINETICS INC(CYTK)1,087,5911,603,442+515,85171,683136,5970.41%+64,914
TOTALENERGIES SE(TTE)853,7511,819,275+965,52479,795141,3650.43%+61,569
BENTLEY SYS INC(BSY)3,322,7235,942,507+2,619,784116,694177,6220.53%+60,928
SPACE EXPLORATION TECHN CORP0349,477+349,477059,7120.18%+59,712
SNOWFLAKE INC(SNOW)0901,087+901,0870229,3270.69%+229,327
STERLING INFRASTRUCTURE INC(STRL)323,421223,697-99,724131,720187,7620.56%+56,043
F5 INC(FFIV)649,948586,271-63,677188,049243,8650.73%+55,816
REGAL REXNORD CORPORATION(RRX)837,493891,139+53,646156,829212,2600.64%+55,431
ONTO INNOVATION INC(ONTO)0665,377+665,3770251,8120.76%+251,812
CIRCLE INTERNET GROUP INC(CRCL)0861,252+861,252053,9400.16%+53,940
AMERICA MOVIL SAB DE CV(AMX)02,010,385+2,010,385052,2470.16%+52,247
VERACYTE INC(VCYT)01,431,596+1,431,596084,0780.25%+84,078
NVENT ELEC PLC(NVT)01,167,763+1,167,7630198,0640.60%+198,064
ARGENX SE(ARGX)266,067264,617-1,450194,364245,4900.74%+51,126
DYNATRACE INC(DT)03,857,741+3,857,7410169,3930.51%+169,393
SAIA INC(SAIA)170,145259,020+88,87559,769109,0890.33%+49,320
KNIGHT-SWIFT TRANSN HLDGS IN(KNX)943,2861,330,047+386,76154,314103,5710.31%+49,256
KARMAN HLDGS INC(KRMN)0977,462+977,462048,7950.15%+48,795
WEATHERFORD INTL PLC(WFRD)01,260,878+1,260,8780102,7620.31%+102,762
VISHAY INTERTECHNOLOGY INC(VSH)1,803,2971,470,723-332,57432,45979,0950.24%+46,636
GENEDX HOLDINGS CORP(WGS)01,400,653+1,400,653096,1550.29%+96,155
JBT MAREL CORPORATION(JBTM)0465,376+465,376067,4800.20%+67,480
PRICESMART INC(PSMT)52,991272,127+219,1367,97553,1570.16%+45,182
LITTELFUSE INC(LFUS)304,575321,681+17,106103,358146,4710.44%+43,113
SYNAPTICS INC(SYNA)1,586,2441,239,622-346,622111,101153,9980.46%+42,898
PRIMORIS SVCS CORP(PRIM)0399,966+399,966039,6450.12%+39,645
ENCOMPASS HEALTH CORP(EHC)01,151,085+1,151,0850116,3520.35%+116,352
VISTA ENERGY S.A.B. DE C.V.(VIST)556,2831,245,598+689,31542,01779,4610.24%+37,444
OSI SYSTEMS INC(OSIS)0379,351+379,351082,9640.25%+82,964
LANDBRIDGE COMPANY LLC(LB)887,4661,235,265+347,79961,28097,8820.29%+36,603
SHARKNINJA INC(SN)0986,806+986,8060150,2610.45%+150,261
UNITEDHEALTH GROUP INC(UNH)0523,387+523,3870217,5350.65%+217,535
PRIMO BRANDS CORPORATION(PRMB)13,056,19211,426,823-1,629,369245,848279,2720.84%+33,423
HALOZYME THERAPEUTICS INC(HALO)2,525,9752,511,050-14,925163,254196,5400.59%+33,286
CREDICORP LTD(BAP)0625,144+625,1440243,5440.73%+243,544
NOVANTA INC(NOVT)0765,867+765,8670124,2540.37%+124,254
DPC HOLDINGS PLC0640,005+640,005031,3990.09%+31,399
MONSTER BEVERAGE CORP NEW(MNST)02,538,136+2,538,1360243,9660.73%+243,966
BIRKENSTOCK HOLDING PLC(BIRK)2,575,4022,865,895+290,49392,277123,3190.37%+31,043
THE BALDWIN INSURANCE GRP IN(BWIN)06,732,965+6,732,9650178,9620.54%+178,962
VERICEL CORP(VCEL)01,992,855+1,992,855088,6620.27%+88,662
GRUPO CIBEST SA0356,370+356,370028,3060.09%+28,306
RYANAIR HOLDINGS PLC(RYAAY)420,246810,283+390,03724,29252,4650.16%+28,173
LAM RESEARCH CORP(LRCX)0102,273+102,273044,3180.13%+44,318
WATERBRIDGE INFRASTRUCTURE L(WBI)0783,780+783,780026,8600.08%+26,860
RAMBUS INC DEL(RMBS)0200,116+200,116026,5630.08%+26,563
STANDARDAERO INC(SARO)0884,307+884,307026,4500.08%+26,450
Q2 HLDGS INC(QTWO)0830,714+830,714039,9570.12%+39,957
MERIT MED SYS INC(MMSI)01,137,790+1,137,790078,8940.24%+78,894
HAEMONETICS CORP MASS(HAE)0332,075+332,075024,9060.07%+24,906
GUIDEWIRE SOFTWARE INC(GWRE)0609,420+609,420074,9890.23%+74,989
TALEN ENERGY CORP(TLN)0497,660+497,6600191,2310.58%+191,231
EURONET WORLDWIDE INC(EEFT)0315,386+315,386023,0830.07%+23,083
CARETRUST REIT INC(CTRE)0570,637+570,637023,0250.07%+23,025
MERCURY SYS INC(MRCY)0379,732+379,732046,4530.14%+46,453
ESTABLISHMENT LABS HLDGS INC(ESTA)0714,051+714,051061,2730.18%+61,273
HEALTHEQUITY INC(HQY)01,773,227+1,773,2270160,1580.48%+160,158
ESAB CORPORATION(ESAB)301,883503,632+201,74929,18049,6730.15%+20,493
GRAHAM CORP(GHM)0364,800+364,800045,1590.14%+45,159
RELIANCE INC(RS)403,487382,494-20,993122,628142,9000.43%+20,272
CHEFS WHSE INC(CHEF)0194,636+194,636018,7050.06%+18,705
CADENCE DESIGN SYSTEM INC(CDNS)049,478+49,478018,5700.06%+18,570
QUAKER HOUGHTON(KWR)0420,535+420,535066,8100.20%+66,810
ADDUS HOMECARE CORP0176,206+176,206017,7030.05%+17,703
PENGUIN SOLUTIONS INC(PENG)0450,030+450,030034,2070.10%+34,207
PALO ALTO NETWORKS INC(PANW)0111,465+111,465038,0120.11%+38,012
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