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NEOG Insider Trading

Insider Ownership Percentage: 0.46%
Insider Buying (Last 12 Months): $7,492.28
Insider Selling (Last 12 Months): $0.00

Neogen Insider Trading History Chart

This chart shows the insider buying and selling history at Neogen by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Neogen Share Price & Price History

Current Price: $12.55
Price Change: ▲ Price Increase of +0.3 (2.45%)
As of 09/16/2026 04:00 PM ET

This chart shows the closing price history over time for NEOG up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Neogen Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/4/2026Mikheal NassifCEOBuy370$11.81$4,369.701,074View SEC Filing Icon  
2/17/2026Mikheal NassifCEOBuy23$10.94$251.62704View SEC Filing Icon  
2/2/2026Mikheal NassifCEOBuy24$10.00$240.00681View SEC Filing Icon  
1/26/2026Mikheal NassifCEOBuy25$9.86$246.50657View SEC Filing Icon  
1/16/2026Mikheal NassifCEOBuy137$9.33$1,278.21632View SEC Filing Icon  
11/3/2025Mikheal NassifCEOBuy177$6.25$1,106.25495View SEC Filing Icon  
5/12/2025Aashima GuptaDirectorBuy16,000$6.25$100,000.0021,917View SEC Filing Icon  
4/24/2025James C. BorelDirectorBuy35,000$4.89$171,150.0060,474View SEC Filing Icon  
4/23/2025Amy M. RocklinInsiderBuy12,500$4.99$62,375.0036,287View SEC Filing Icon  
4/22/2025James P. TobinDirectorBuy10,000$4.73$47,300.0037,474View SEC Filing Icon  
4/10/2025John Patrick MoylanCAOBuy10,000$5.07$50,700.0010,000View SEC Filing Icon  
1/16/2025David H. NaemuraCFOBuy14,800$11.11$164,428.0061,434View SEC Filing Icon  
1/16/2025John Edward AdentCEOBuy23,035$11.03$254,076.05269,164View SEC Filing Icon  
10/11/2024John Edward AdentCEOBuy14,500$13.80$200,100.00216,477View SEC Filing Icon  
8/6/2024James P. TobinDirectorBuy3,000$16.86$50,580.0023,392View SEC Filing Icon  
4/17/2024Douglas Edward JonesCOOBuy10,000$12.36$123,600.0046,131View SEC Filing Icon  
4/11/2024James C. BorelDirectorBuy7,500$13.06$97,950.0021,392View SEC Filing Icon  
4/10/2024David H. NaemuraCFOBuy12,500$12.51$156,375.0030,040View SEC Filing Icon  
4/10/2024John Edward AdentCEOBuy23,000$12.36$284,280.00152,389View SEC Filing Icon  
11/3/2023William T. BoehmDirectorBuy2,000$16.05$32,100.0026,509View SEC Filing Icon  
10/25/2023Douglas Edward JonesCOOBuy10,000$15.17$151,700.0036,131View SEC Filing Icon  
10/13/2023Jason Warren LillyVPSell351$15.10$5,300.1026,744View SEC Filing Icon  
10/11/2023David H. NaemuraCFOBuy10,000$15.03$150,300.0010,000View SEC Filing Icon  
10/11/2023Jason Warren LillyVPSell1,917$15.69$30,077.7325,944View SEC Filing Icon  
10/11/2023William T. BoehmDirectorSell2,591$15.61$40,445.5124,509View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Neogen (NASDAQ:NEOG)

96.73% of Neogen stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at NEOG by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Neogen Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Sequoia Financial Advisors LLC10,449$94K0.0%N/A0.005%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC8,087$73K0.0%N/A0.004%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC293,880$2.64M0.0%N/A0.135%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S3,063$28K0.0%N/A0.001%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP46,474$0.42M0.0%+9.1%0.021%Search for SEC Filing on Google Icon
8/26/2026Amundi35,722$0.32M0.0%+216.6%0.016%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al13,700$0.12M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/23/2026Azimuth Capital Investment Management LLC101,300$0.91M0.0%+12.3%0.046%Search for SEC Filing on Google Icon
8/22/2026Old Mission Investment Co LLC38,640$0.35M0.1%N/A0.018%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S3,063$28K0.0%N/A0.001%Search for SEC Filing on Google Icon
8/20/2026Ancora Advisors LLC50,000$0.45M0.0%N/A0.023%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC430,156$3.87M0.0%+19.6%0.197%Search for SEC Filing on Google Icon
8/19/2026Van ECK Associates Corp522,231$4.70M0.0%-6.2%0.239%Search for SEC Filing on Google Icon
8/18/2026Grandeur Peak Global Advisors LLC148,256$1.33M0.3%N/A0.068%Search for SEC Filing on Google Icon
8/18/2026Brasada Capital Management LP340,305$3.06M0.0%N/A0.156%Search for SEC Filing on Google Icon
8/18/2026Jefferies Financial Group Inc.163,853$1.47M0.0%N/A0.075%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio3,803$34K0.0%N/A0.002%Search for SEC Filing on Google Icon
8/17/2026Corient Private Wealth LP46,234$0.42M0.0%N/A0.021%Search for SEC Filing on Google Icon
8/17/2026Bamco Inc. NY5,015,968$45.09M0.1%N/A2.300%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE3,145,672$28.28M0.0%N/A1.443%Search for SEC Filing on Google Icon
8/15/2026American Capital Management Inc.133,457$1.20M0.1%N/A0.061%Search for SEC Filing on Google Icon
8/15/2026Gallagher Fiduciary Advisors LLC22,817$0.21M0.0%N/A0.010%Search for SEC Filing on Google Icon
8/15/2026Jupiter Topco LLC101,525$0.91M0.0%N/A0.047%Search for SEC Filing on Google Icon
8/14/2026Ancora Advisors LLC50,000$0.45M0.0%N/A0.023%Search for SEC Filing on Google Icon
8/14/2026Expect Equity LLC168,254$1.51M1.0%N/A0.077%Search for SEC Filing on Google Icon
8/14/2026Canada Pension Plan Investment Board31,100$0.28M0.0%N/A0.014%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc500,091$4.50M0.0%N/A0.229%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company106,372$0.96M0.0%N/A0.049%Search for SEC Filing on Google Icon
8/14/2026Paradigm Capital Management Inc. NY52,000$0.47M0.0%N/A0.024%Search for SEC Filing on Google Icon
8/13/2026Cibc World Market Inc.3,500,500$31.47M0.1%N/A1.605%Search for SEC Filing on Google Icon
8/13/2026Sanctuary Advisors LLC12,384$0.11M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/12/2026Quantbot Technologies LP16,238$0.15M0.0%N/A0.007%Search for SEC Filing on Google Icon
8/12/2026Ieq Capital LLC10,565$95K0.0%N/A0.005%Search for SEC Filing on Google Icon
8/12/2026Heartland Advisors Inc.1,000,000$8.99M0.4%N/A0.459%Search for SEC Filing on Google Icon
8/10/2026Great Lakes Advisors LLC11,288$0.10M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.33,431,015$300.55M0.0%N/A15.331%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG376,245$3.38M0.0%N/A0.173%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp1,268,470$11.40M0.0%N/A0.582%Search for SEC Filing on Google Icon
8/6/2026State of Wyoming24,688$0.22M0.0%N/A0.011%Search for SEC Filing on Google Icon
8/6/2026GSA Capital Partners LLP73,103$0.66M0.0%N/A0.034%Search for SEC Filing on Google Icon
8/3/2026Oppenheimer Asset Management Inc.17,387$0.16M0.0%N/A0.008%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB97,064$0.87M0.0%-29.7%0.045%Search for SEC Filing on Google Icon
7/7/2026GAMMA Investing LLC30,578$0.28M0.0%-5.3%0.014%Search for SEC Filing on Google Icon
5/26/2026Glenmede Trust Co. NA1,829,298$16.99M0.1%-7.3%0.840%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE4,640,534$43.11M0.0%-14.2%2.132%Search for SEC Filing on Google Icon
5/18/2026Amundi11,284$0.11M0.0%N/A0.005%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System243,477$2.26M0.0%+23.3%0.112%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada5,681$52K0.0%-59.8%0.003%Search for SEC Filing on Google Icon
5/16/2026American Capital Management Inc.133,657$1.24M0.1%-90.4%0.061%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company96,859$0.90M0.0%+3.1%0.044%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP337,091$3.13M0.0%+13.5%0.155%Search for SEC Filing on Google Icon
5/15/2026Granahan Investment Management LLC250,026$2.32M0.1%N/A0.115%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund3,297,346$30.63M0.0%-5.5%1.515%Search for SEC Filing on Google Icon
5/14/2026Teton Advisors LLC181,660$1.69M1.2%-2.4%0.083%Search for SEC Filing on Google Icon
5/14/2026Gabelli Funds LLC132,000$1.23M0.0%+17.9%0.061%Search for SEC Filing on Google Icon
5/14/2026Gamco Investors INC. ET AL199,900$1.86M0.0%+79.3%0.092%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership320,808$2.98M0.0%N/A0.147%Search for SEC Filing on Google Icon
5/14/2026Caxton Associates LLP173,061$1.61M0.0%+115.8%0.080%Search for SEC Filing on Google Icon
5/14/2026Clarkston Capital Partners LLC2,204,788$20.48M1.6%-80.5%1.013%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.230,403$2.14M0.0%+69.1%0.106%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming45,400$0.42M0.1%-14.9%0.021%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP9,132,021$84.83M0.0%+23.4%4.195%Search for SEC Filing on Google Icon
5/7/2026Roubaix Capital LLC498,424$4.63M2.2%N/A0.229%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.1,565,625$14.55M0.0%+160,972.5%0.719%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp1,246,638$11.58M0.0%-3.7%0.573%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund126,139$1.17M0.0%N/A0.058%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.1,057,248$9.82M0.0%+2.1%0.486%Search for SEC Filing on Google Icon
5/2/2026ARQ Wealth Advisors LLC16,075$0.15M0.0%N/A0.007%Search for SEC Filing on Google Icon
5/2/2026Carnegie Investment Counsel12,500$0.12M0.0%-43.7%0.006%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp61,218$0.57M0.0%+987.4%0.028%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC80,307$0.73M0.0%N/A0.037%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System126,956$1.18M0.0%-5.3%0.058%Search for SEC Filing on Google Icon
4/27/2026Private Advisor Group LLC126,460$1.18M0.0%-7.0%0.058%Search for SEC Filing on Google Icon
4/24/2026Perkins Capital Management Inc.178,000$1.65M1.6%-0.7%0.082%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC95,083$0.88M0.1%+13.4%0.044%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA35,260$0.33M0.0%+16.1%0.016%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC7,247$67K0.0%-42.5%0.003%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System96,500$0.90M0.0%N/A0.044%Search for SEC Filing on Google Icon
4/17/2026Values First Advisors Inc.90,238$0.84M0.4%+2.2%0.041%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC6,266,033$58.21M0.1%+287.4%2.879%Search for SEC Filing on Google Icon
2/26/2026Alpine Global Management LLC12,738$89K0.0%N/A0.006%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC19,706$0.14M0.0%N/A0.009%Search for SEC Filing on Google Icon
2/19/2026T. Rowe Price Investment Management Inc.8,181,768$57.19M0.0%+249.2%3.761%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.1,223,318$8.55M0.0%-2.5%0.562%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV17,837$0.13M0.0%+10.1%0.008%Search for SEC Filing on Google Icon
2/18/2026Vident Advisory LLC23,790$0.17M0.0%-28.1%0.011%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury43,997$0.31M0.0%-7.3%0.020%Search for SEC Filing on Google Icon
2/18/2026Mackenzie Financial Corp7,898,439$55.57M0.1%+1.0%3.631%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC1,777,812$12.43M0.0%-40.2%0.817%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL539,326$3.77M0.0%+4,902.6%0.248%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd13,341$93K0.0%-83.3%0.006%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC41,497$0.29M0.0%N/A0.019%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC83,857$0.59M0.1%-14.2%0.039%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.561,156$3.92M0.0%N/A0.258%Search for SEC Filing on Google Icon
2/18/2026Bamco Inc. NY5,509,659$38.51M0.1%-19.6%2.533%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC34,746$0.24M0.0%-38.1%0.016%Search for SEC Filing on Google Icon
2/18/2026Aristeia Capital L.L.C.38,805$0.27M0.0%N/A0.018%Search for SEC Filing on Google Icon
2/17/2026American Capital Management Inc.1,397,898$9.77M0.4%-16.1%0.643%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC580,992$4.06M0.0%+146.1%0.267%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers25,074$0.18M0.0%-14.7%0.012%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Neogen logo
Neogen Corporation, together with its subsidiaries, engages in the development, manufacture, and marketing of various products and services dedicated to food and animal safety worldwide. It operates through two segments, Food Safety and Animal Safety. The Food Safety segment offers diagnostic test kits and related products to detect dangerous and unintended substances in food and animal feed, including foodborne pathogens, spoilage organisms, natural toxins, food allergens, genetic modifications, ruminant by-products, meat speciation, drug residues, pesticide residues, and general sanitation concerns; and AccuPoint Advanced rapid sanitation test to detect the presence of adenosine triphosphate, a chemical found in living cells, as well as provides genomics-based diagnostic technology and software systems that help testers to objectively analyze and store their results and perform analysis on the results from multiple locations over extended periods. The segment offers its products primarily to milling and grain, meat and poultry, prepared foods and ingredients, fruits and vegetables, seafood, dairy, beverage, water, healthcare, traditional culture media markets, food service, and dietary supplements markets. The Animal Safety segment provides veterinary instruments, pharmaceuticals, vaccines, topicals, parasiticides, diagnostic products, rodent control products, cleaners, disinfectants, insect control products, and genomics testing services marketed through veterinarians, retailers, livestock producers, and animal health product distributors, for the animal safety market. The segment offers its products for companion animal veterinarians; livestock producers, veterinarians, and breed associations; retailers; breeding and genetics companies; diagnostic labs and universities; distributors; and other manufacturers and government agencies. Neogen Corporation was incorporated in 1981 and is headquartered in Lansing, Michigan.
Read More on Neogen

Today's Range

Now: $12.55
Low: $12.30
High: $12.91

50 Day Range

MA: $11.15
Low: $9.19
High: $12.55

52 Week Range

Now: $12.55
Low: $5.09
High: $12.91

Volume

2,837,393 shs

Average Volume

1,893,380 shs

Market Capitalization

$2.74 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.76

Who are the company insiders with the largest holdings of Neogen?

Neogen's top insider shareholders include:
  1. James L Herbert (Insider)
  2. James Herbert (CEO)
  3. James L Herbert (CEO)
  4. James L Herbert (CEO)
  5. James L Herbert (Chairman)
  6. James L Herbert (Director)
  7. Jack C Parnell (Director)
  8. John Edward Adent (CEO)
  9. Edward Bradley (VP)
  10. Lon Bohannon (COO)
Learn More about top insider investors at Neogen.

Who are the major institutional investors of Neogen?

Neogen's top institutional investors include:
  1. BlackRock Inc. — 15.33%
  2. Bamco Inc. NY — 2.30%
  3. Cibc World Market Inc. — 1.61%
  4. Bank of America Corp DE — 1.44%
  5. Bank of New York Mellon Corp — 0.58%
  6. Heartland Advisors Inc. — 0.46%
Learn More about top institutional investors of Neogen stock.

Which major investors are selling Neogen stock?

In the previous quarter, NEOG stock was sold by these institutional investors:
  1. Handelsbanken Fonder AB
  2. Van ECK Associates Corp
  3. California State Teachers Retirement System
  4. GAMMA Investing LLC

Which major investors are buying Neogen stock?

During the last quarter, NEOG stock was acquired by institutional investors including:
  1. BlackRock Inc.
  2. Bamco Inc. NY
  3. Cibc World Market Inc.
  4. Bank of America Corp DE
  5. Bank of New York Mellon Corp
  6. Heartland Advisors Inc.
  7. Legal & General Group Plc
  8. Deutsche Bank AG
During the previous year, these company insiders have bought Neogen stock:
  1. John Edward Adent (CEO)
  2. David H Naemura (CFO)
  3. James C Borel (Director)
  4. James P Tobin (Director)
  5. Amy M Rocklin (Insider)
  6. Aashima Gupta (Director)
  7. John Patrick Moylan (CAO)
  8. Mikheal Nassif (CEO)
Learn More investors buying Neogen stock.

Neogen Active Insiders

John Edward Adent
John Edward Adent (Age 58)
President, CEO & Director
Mikheal Nassif
Mikheal Nassif
CEO
1 recent trades
Steven J Quinlan
Steven J Quinlan (Age 62)
CFO
David H Naemura
David H Naemura (Age 56)
CFO
Terri A Morrical
Terri A Morrical (Age 60)
Director
James P Tobin
Director
William T Boehm
William T Boehm
Director
Bruce Papesh
Bruce Papesh
Director
Ronald D Green
Ronald D Green
Director
Darci L Vetter
Darci L Vetter
Director
James C Borel
Director
Aashima Gupta
Aashima Gupta
Director
Amy M Rocklin
Amy M Rocklin
Chief Legal and Compliance Officer, Corporate Secretary
Jason Warren Lilly
Jason Warren Lilly (Age 51)
VP
Douglas Edward Jones
Douglas Edward Jones (Age 56)
Insider