NEOG · Insider trading · 13F holders · Congress trades
Neogen Corp (NEOG)
Who is buying and selling NEOG: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 11
- Insider buys, 90 days
- $10K
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 2
NEOG at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 1 NEOG insider filed 2 open-market purchases worth $10K on SEC Form 4.
- 11 13F filers hold NEOG among their 50 largest positions, worth $184.1M combined. The biggest bets by portfolio weight are TradeLink Capital LLC (5.5%), SG Capital Management LLC (2.7%) and Gates Capital Management, Inc. (2.6%). In their latest 13Fs, 0 managers opened a new position and 5 added to one.
- Members of Congress have disclosed 3 NEOG trades since 2019, 0 purchases and 2 sales in the past year; the latest was Greg Gianforte (R-MT), selling $1K–15K on Oct 13, 2020.
- NEOG last closed at $12.26 on Oct 29, 2026.
NEOG insider trading
Between Aug 1, 2026 and Oct 29, 2026, 1 NEOG insider filed 2 open-market purchases worth $10K on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 9, 2026 | Nassif Mikheal | CEO, Director | Buy | 505 | $11.95 | $6K | SEC |
| Aug 6, 2026 | Nassif Mikheal | CEO, Director | Buy | 370 | $11.81 | $4K | SEC |
Who owns NEOG? Hedge funds and superinvestors
11 13F filers hold NEOG among their 50 largest positions, worth $184.1M combined. The biggest bets by portfolio weight are TradeLink Capital LLC (5.5%), SG Capital Management LLC (2.7%) and Gates Capital Management, Inc. (2.6%). In their latest 13Fs, 0 managers opened a new position and 5 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Gates Capital Management, Inc.Hedge fund | 2.6% | $78.6M | 8,742,274 | +39.7% shares | Q2 2026 |
| Mizuho Markets Americas LLCInvestment manager | 0.7% | $38.2M | 4,250,000 | +21.4% shares | Q2 2026 |
| SG Capital Management LLCHedge fund | 2.7% | $29.8M | 3,319,145 | +55.3% shares | Q2 2026 |
| Clarkston Capital Partners, LLCAsset manager | 1.4% | $16.6M | 1,849,288 | -16.1% shares | Q2 2026 |
| Decker Retirement Planning Inc.Wealth manager | 2.5% | $7.4M | 581,998 | — | Q3 2026 |
| Roubaix Capital, LLCHedge fund | 2.2% | $6.2M | 687,112 | +37.9% shares | Q2 2026 |
| Samjo Management, LLCHedge fund | 0.7% | $2.1M | 237,200 | -17.5% shares | Q2 2026 |
| Teton Advisors, LLCMutual fund manager | 0.9% | $1.6M | 181,660 | +0.0% shares | Q2 2026 |
| Perkins Capital Management IncWealth manager | 1.2% | $1.6M | 177,500 | -0.3% shares | Q2 2026 |
| Grandeur Peak Global Advisors, LLCMutual fund manager | 0.3% | $1.3M | 148,256 | +0.0% shares | Q2 2026 |
| TradeLink Capital LLCHedge fund | 5.5% | $561K | 62,350 | +55.5% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 10). Screen NEOG in the grand portfolio →
NEOG stock trades by members of Congress
Members of Congress have disclosed 3 NEOG trades since 2019, 0 purchases and 2 sales in the past year; the latest was Greg Gianforte (R-MT), selling $1K–15K on Oct 13, 2020.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Nov 9, 2020 | Greg GianforteR-MT · House | Sale | $1K–15K | Oct 13, 2020 | -66.9% |
| Apr 27, 2020 | Donna E. ShalalaD-FL · House | Sale | $1K–15K | Jun 24, 2019 | -60.6% |
| Jul 1, 2019 | Greg GianforteR-MT · House | Buy | $100K–250K | Jun 12, 2019 | -61.2% |
2 members have traded NEOG: Greg Gianforte, Donna E. Shalala.
NEOG questions and answers
Are insiders buying NEOG stock?
Between Aug 1, 2026 and Oct 29, 2026, 1 NEOG insider filed 2 open-market purchases worth $10K on SEC Form 4.
Which hedge funds own NEOG?
11 13F filers hold NEOG among their 50 largest positions, worth $184.1M combined. The biggest bets by portfolio weight are TradeLink Capital LLC (5.5%), SG Capital Management LLC (2.7%) and Gates Capital Management, Inc. (2.6%). In their latest 13Fs, 0 managers opened a new position and 5 added to one.
Has Congress traded NEOG?
Members of Congress have disclosed 3 NEOG trades since 2019, 0 purchases and 2 sales in the past year; the latest was Greg Gianforte (R-MT), selling $1K–15K on Oct 13, 2020.
Who is the largest holder of NEOG?
Among 13F filers, Gates Capital Management, Inc. reports the largest NEOG position, $78.6M (8,742,274 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is TradeLink Capital LLC's: 5.5% of its portfolio.
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