NASDAQ: NEOG
Neogen Corp Stock Ownership - Who owns Neogen?

Insider buying vs selling

Have Neogen Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
David H. NaemuraFormer CFO2025-12-013,548$5.98
$21.22kSell
David H. NaemuraFormer CFO2025-12-0112,912$5.98
$77.21kBuy
Richard Bryan RiggsbeeCFO2025-11-03178,855$6.29
$1.12MBuy
Mikheal NassifCEO2025-11-03177$6.25
$1.11kBuy
David H. NaemuraChief Financial Officer2025-10-2715,504$6.19
$95.97kBuy
John Edward AdentFormer CEO2025-10-278,527$6.19
$52.78kSell
Douglas Edward JonesFormer COO2025-10-2715,504$6.19
$95.97kBuy
Douglas Edward JonesFormer COO2025-10-273,481$6.19
$21.55kSell
David H. NaemuraChief Financial Officer2025-10-274,261$6.19
$26.38kSell
James P. TobinDirector2025-10-271,777$6.19
$11.00kBuy

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Net Insider Buy/Sell (L12M) Ownership

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NEOG Shareholders

What type of owners hold Neogen Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc14.73%32,016,028$225.39MInstitution
Vanguard Group Inc11.03%23,963,223$168.70MInstitution
Ing Groep Nv6.47%14,060,900$98.99MInstitution
Clarkston Capital Partners LLC5.38%11,693,250$82.32MInstitution
Gates Capital Management Inc5.02%10,900,452$76.74MInstitution
State Street Corp4.03%8,750,583$61.60MInstitution
Dimensional Fund Advisors LP3.69%8,025,718$56.50MInstitution
Mackenzie Financial Corp3.60%7,819,429$55.05MInstitution
Bamco Inc3.15%6,852,218$48.24MInstitution
William Blair Investment Management LLC2.72%5,907,034$41.59MInstitution

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NEOG vs Diagnostic & Research Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
NEOG98.02%1.98%Net BuyingNet Buying
NEO72.71%27.29%Net BuyingNet Selling
CSTL85.54%14.46%Net SellingNet Selling
TWST88.44%11.56%Net SellingNet Selling
OPK19.98%80.02%Net BuyingNet Buying

Neogen Stock Ownership FAQ

Who owns Neogen?

Neogen (NASDAQ: NEOG) is owned by 109.88% institutional shareholders, 2.22% Neogen insiders, and 0.00% retail investors. Blackrock Inc is the largest individual Neogen shareholder, owning 32.02M shares representing 14.73% of the company. Blackrock Inc's Neogen shares are currently valued at $219.63M.

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