NPORT-P false 0000822632 XXXXXXXX S000075391 C000234386 C000234387 WILLIAM BLAIR FUNDS 811-05344 0000822632 SNQR0U5FDV8EZZX4W051 150 NORTH RIVERSIDE PLAZA CHICAGO 60606 312-364-8000 William Blair Mid Cap Value Fund S000075391 549300HYRECRUSYHD642 2026-12-31 2026-06-30 N 1568550.82 22708.51 1545842.31 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 57795.89000000 N Alaska Air Group Inc 529900G48RT4KWLC6C27 011659109 538.00000000 NS USD 28083.60000000 1.816718291272 Long EC CORP US N 1 N N N Allison Transmission Holdings Inc 529900RP7DJ882LI9T83 01973R101 247.00000000 NS USD 27846.78000000 1.801398488051 Long EC CORP US N 1 N N N Cencora Inc AI8GXW8LG5WK7E9UD086 03073E105 65.00000000 NS USD 18393.70000000 1.189882039132 Long EC CORP US N 1 N N N Brunswick Corp/DE YM4O38W15AX4YLLQKU27 117043109 281.00000000 NS USD 23671.44000000 1.531297199388 Long EC CORP US N 1 N N N CACI International Inc SYRPI2D1O9WRTS2WX210 127190304 49.00000000 NS USD 22699.74000000 1.468438265219 Long EC CORP US N 1 N N N Camden Property Trust 5493002MYX22OHYJBD89 133131102 156.00000000 NS USD 17860.44000000 1.155385635679 Long EC US N 1 N N N Carlyle Group Inc/The 529900NGGVF94UK6PG95 14316J108 461.00000000 NS USD 19412.71000000 1.255801440704 Long EC CORP US N 1 N N N Cemex SAB de CV 549300RIG2CXWN6IV731 151290889 2004.00000000 NS USD 24048.00000000 1.555656734482 Long EC CORP MX N 1 N N N Expand Energy Corp X2MT1W32SPAZ9WSKLE78 165167735 166.00000000 NS USD 15137.54000000 0.979242184152 Long EC CORP US N 1 N N N Cognizant Technology Solutions Corp 5493006IEVQEFQO40L83 192446102 213.00000000 NS USD 8249.49000000 0.533656631509 Long EC CORP US N 1 N N N Crown Holdings Inc NYLWZIOY8PUNIT4JOE22 228368106 219.00000000 NS USD 24488.58000000 1.584157701052 Long EC CORP US N 1 N N N Devon Energy Corp 54930042348RKR3ZPN35 25179M103 260.00000000 NS USD 10743.20000000 0.694973861855 Long EC CORP US N 1 N N N Diamondback Energy Inc 549300R22LSX6OHWEN64 25278X109 84.00000000 NS USD 14765.52000000 0.955176340075 Long EC CORP US N 1 N N N Donaldson Co Inc OZE6KXY9QQPR8EJ8WL20 257651109 341.00000000 NS USD 30611.57000000 1.980251789071 Long EC CORP US N 1 N N N Dover Corp 549300FMC2ALGA7N9E80 260003108 128.00000000 NS USD 28707.84000000 1.857100159200 Long EC CORP US N 1 N N N East West Bancorp Inc 254900O4X656YXFOYB11 27579R104 238.00000000 NS USD 30723.42000000 1.987487326569 Long EC CORP US N 1 N N N Element Solutions Inc 549300FLGN6P5CU20J91 28618M106 858.00000000 NS USD 40969.50000000 2.650302668970 Long EC CORP US N 1 N N N Encompass Health Corp 549300FVRPM9DRQZRG64 29261A100 220.00000000 NS USD 22237.60000000 1.438542589767 Long EC CORP US N 1 N N N Entergy Corp 4XM3TW50JULSLG8BNC79 29364G103 322.00000000 NS USD 36984.92000000 2.392541578189 Long EC CORP US N 1 N N N Globus Medical Inc 5299003M2P4CIK0RF205 379577208 430.00000000 NS USD 33974.30000000 2.197785620190 Long EC CORP US N 1 N N N Hartford Insurance Group Inc/The IU7C3FTM7Y3BQM112U94 416515104 182.00000000 NS USD 24118.64000000 1.560226411450 Long EC CORP US N 1 N N N Healthpeak Properties Inc 254900M6MTMZM0I22L81 42250P103 1144.00000000 NS USD 24481.60000000 1.583706167286 Long EC US N 1 N N N Hewlett Packard Enterprise Co 549300BX44RGX6ANDV88 42824C109 1142.00000000 NS USD 51515.62000000 3.332527494347 Long EC CORP US N 1 N N N Host Hotels & Resorts Inc N6EL63S0K3PB1YFTDI24 44107P104 1247.00000000 NS USD 29566.37000000 1.912638165531 Long EC US N 1 N N N JB Hunt Transport Services Inc 549300XCD1MPI1C5GK90 445658107 89.00000000 NS USD 25759.27000000 1.666358194064 Long EC CORP US N 1 N N N Huntington Bancshares Inc/OH 549300XTVCVV9I7B5T19 446150104 1586.00000000 NS USD 28119.78000000 1.819058762856 Long EC CORP US N 1 N N N Ingredion Inc PKSTQ48QDN0XSVS7YK88 457187102 141.00000000 NS USD 13354.11000000 0.863872719333 Long EC CORP US N 1 N N N International Paper Co 824LMFJDH41EY779Q875 460146103 631.00000000 NS USD 24041.10000000 1.555210375888 Long EC CORP US N 1 N N N Jabil Inc 5493000CGCQY2OQU7669 466313103 88.00000000 NS USD 33922.24000000 2.194417876943 Long EC CORP US N 1 N N N Jefferies Financial Group Inc 549300HOF34RGOJ5YL07 47233W109 474.00000000 NS USD 23690.52000000 1.532531477935 Long EC CORP US N 1 N N N KKR & Co Inc 54930013V5I303TF9571 48251W104 252.00000000 NS USD 23128.56000000 1.496178481490 Long EC CORP US N 1 N N N Kirby Corp I7NO6FZO5GUCG585T325 497266106 204.00000000 NS USD 27737.88000000 1.794353785024 Long EC CORP US N 1 N N N Knight-Swift Transportation Holdings Inc 2549007VHKP3K6E1XF67 499049104 295.00000000 NS USD 22971.65000000 1.486028028305 Long EC CORP US N 1 N N N Labcorp Holdings Inc N/A 504922105 69.00000000 NS USD 19320.00000000 1.249804063132 Long EC CORP US N 1 N N N Molson Coors Beverage Co 54930073LBBH6ZCBE225 60871R209 420.00000000 NS USD 16363.20000000 1.058529702166 Long EC CORP US N 1 N N N NiSource Inc 549300D8GOWWH0SJB189 65473P105 600.00000000 NS USD 28530.00000000 1.845595751613 Long EC CORP US N 1 N N N PPL Corp 9N3UAJSNOUXFKQLF3V18 69351T106 788.00000000 NS USD 28643.80000000 1.852957433931 Long EC CORP US N 1 N N N Permian Resources Corp 529900NXUJPOKU7OJ511 71424F105 671.00000000 NS USD 12353.11000000 0.799118378381 Long EC CORP US N 1 N N N Phillips 66 5493005JBO5YSIGK1814 718546104 177.00000000 NS USD 29921.85000000 1.935634042776 Long EC CORP US N 1 N N N Regency Centers Corp 529900053A7X7FJ97S58 758849103 383.00000000 NS USD 30540.42000000 1.975649120381 Long EC US N 1 N N N Royal Gold Inc 5493001NGRU6SFL04184 780287108 99.00000000 NS USD 19761.39000000 1.278357428320 Long EC CORP US N 1 N N N State Street Corp 549300ZFEEJ2IP5VME73 857477103 190.00000000 NS USD 32224.00000000 2.084559323518 Long EC CORP US N 1 N N N STMicroelectronics NV 213800Z8NOHIKRI42W10 861012102 843.00000000 NS USD 63132.27000000 4.084004532131 Long EC CORP NL N 1 N N N Timken Co/The B0I35MLPFXZSE70ASS73 887389104 312.00000000 NS USD 45339.84000000 2.933018439636 Long EC CORP US N 1 N N N Toll Brothers Inc 529900JB6IS9MSZGVR44 889478103 225.00000000 NS USD 37068.75000000 2.397964511658 Long EC CORP US N 1 N N N Tyson Foods Inc WD6L6041MNRW1JE49D58 902494103 263.00000000 NS USD 15056.75000000 0.974015907224 Long EC CORP US N 1 N N N US Foods Holding Corp 549300UGOZSO64CFPR97 912008109 289.00000000 NS USD 29550.25000000 1.911595368352 Long EC CORP US N 1 N N N VICI Properties Inc 254900RKH6RY9KCJQH63 925652109 878.00000000 NS USD 23310.90000000 1.507973992508 Long EC US N 1 N N N WEX Inc T9M5IGROL1TL1G5OV478 96208T104 168.00000000 NS USD 23703.12000000 1.533346567542 Long EC CORP US N 1 N N N Allegion plc 984500560CAC2E6FB757 000000000 181.00000000 NS USD 25428.69000000 1.644973089137 Long EC CORP IE N 1 N N N Arch Capital Group Ltd 549300AYR4P8AFKDCE43 000000000 256.00000000 NS USD 24847.36000000 1.607367054146 Long EC CORP BM N 1 N N N Everest Group Ltd 549300N24XF2VV0B3570 000000000 79.00000000 NS USD 28221.17000000 1.825617646602 Long EC CORP BM N 1 N N N ICON PLC 6354008SRQGEMC4XFI67 000000000 143.00000000 NS USD 24840.53000000 1.606925223828 Long EC CORP IE N 1 N N N Willis Towers Watson PLC 549300WHC56FF48KL350 000000000 99.00000000 NS USD 25875.63000000 1.673885481889 Long EC CORP IE N 1 N N N Check Point Software Technologies Ltd 2549003ZVBH73EPNS513 000000000 125.00000000 NS USD 16428.75000000 1.062770108808 Long EC CORP IL N 1 N N N Flex Ltd 549300EAQH74YHD07T53 000000000 400.00000000 NS USD 64828.00000000 4.193700714531 Long EC CORP SG N 1 N N N 2026-07-15 WILLIAM BLAIR FUNDS John Raczek John Raczek Principal Financial Officer