William Blair & Company
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William Blair & Company’s Neogen NEOG Stock Holding History

William Blair & Company’s Portfolio NEOG Stock Details NEOG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-10,892
Closed -$76.1K – 1981
2025
Q4 		$76.1K Sell
10,892
-416,597
-97% -$2.62M ﹤0.01% 1608
2025
Q3 		$2.44M Sell
427,489
-87,114
-17% -$465K 0.01% 686
2025
Q2 		$2.46M Sell
514,603
-1,049,220
-67% -$6.02M 0.01% 666
2025
Q1 		$13.6M Sell
1,563,823
-1,526,191
-49% -$16M 0.04% 279
2024
Q4 		$37.5M Sell
3,090,014
-662,921
-18% -$9.27M 0.11% 166
2024
Q3 		$63.1M Buy
3,752,935
+265,809
+8% +$4.37M 0.19% 114
2024
Q2 		$54.5M Buy
3,487,126
+678,202
+24% +$9.43M 0.17% 122
2024
Q1 		$44.3M Sell
2,808,924
-411,942
-13% -$6.9M 0.14% 131
2023
Q4 		$64.8M Sell
3,220,866
-362,636
-10% -$6.14M 0.22% 103
2023
Q3 		$66.4M Buy
3,583,502
+217,419
+6% +$4.74M 0.25% 95
2023
Q2 		$73.2M Buy
3,366,083
+961,806
+40% +$17.4M 0.27% 88
2023
Q1 		$44.5M Buy
+2,404,277
New +$45.2M 0.18% 121
2016
Q1 		– Sell
-10,075
Closed -$213K – 1226
2015
Q4 		$213K Buy
+10,075
New +$205K ﹤0.01% 1070
2015
Q3 		– Sell
-40,608
Closed -$722K – 1497
2015
Q2 		$722K Sell
40,608
-867
-2% -$15K ﹤0.01% 1658
2015
Q1 		$726K Buy
41,475
+20,800
+101% +$381K ﹤0.01% 1635
2014
Q4 		$384K Sell
20,675
-16,504
-44% -$271K ﹤0.01% 1768
2014
Q3 		$550K Buy
37,179
+7,190
+24% +$113K ﹤0.01% 1665
2014
Q2 		$455K Buy
+29,989
New +$446K ﹤0.01% 1693

Other funds holding NEOG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
IG
ING Group Amsterdam, Netherlands $16.4B AUM 34.6% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return

William Blair & Company's NEOG Position: Q1 2026 in Review

William Blair & Company sold out of Neogen (NEOG) in Q1 2026, closing a stake of 10,892 shares — an estimated $76.1K sold.

William Blair & Company first reported a position in NEOG in Q2 2014 and held it in 18 quarters. The position peaked at $73.2M in Q2 2023. 307 funds tracked by Wall St. Rank hold NEOG as of Q1 2026.

  • William Blair & Company reported no remaining Neogen position as of Q1 2026 after selling out during the quarter.
  • William Blair & Company sold 10,892 Neogen shares in Q1 2026, an estimated $76.1K.
  • William Blair & Company first reported a position in Neogen in Q2 2014 and held it in 18 quarters.
  • William Blair & Company's Neogen position peaked at $73.2M in Q2 2023.
  • 307 funds tracked by Wall St. Rank held Neogen as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.