NEOGEN CORP
NEOG · In Vitro & In Vivo Diagnostic Substances · 217.7M shares · +16%/yr ↑ shares · EDGAR filings ↗
Net buyback after stock comp: -$7M (gross $3M, SBC $10M)
Reference price $10.94 · est. market cap ~$2.4B — last insider purchase, 2026-02-17 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
C54Food/animal-safety diagnostics company with an impairment-driven net loss but positive operating cash flow.
Strengths
- Positive operating cash flow — OCF margin 7%
- Adequate liquidity — current ratio 3.3 (66th)
Risks
- Large impairment-driven GAAP loss (3M food-safety integration) — operating margin -119%
- Negative interest coverage (-27.8) — per 10-K
- Integration execution — per 10-K
Notable findings
- No interest coverageInterest coverage -27.83 (cannot cover interest)
- Net lossNet loss (net margin -122.1%)
- Exec changeRecent 8-K item 5.02 8-K ↗
- Customer concentration~50% of revenue from one customer/distributor — accounted for 50
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC, RENAISSANCE TECHNOLOGIES LLC
- Strong balance sheetStrong balance sheet — $129M cash & investments
- New fund positionNotable fund(s) opened this quarter: Bridgewater Associates, LP
- Notable holderHeld by 5 notable fund(s): STATE STREET CORP, GOLDMAN SACHS GROUP INC, CITADEL ADVISORS LLC +2 more (as of 2026-03-31)
- China exposure• government export controls, economic sanctions, embargoes or trade restrictions; • the imposition of duties and tariffs and other trade barriers; • limitations on ownership and on repatriation
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
47.1%
Operating margin
-118.6%
Net margin
-122.1%
Return on equity
-52.7%
Return on assets
-31.7%
ROIC
-28.5%
Revenue growth (QoQ)
-6.0%
Debt / equity
0.4×
Interest coverage
-27.8×
Current ratio
3.3×
EBITDA
-$942M
Tangible book value
-$404M
Cash & investments
$129M
Stock comp / revenue
1.9%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-03 | Moylan John Patrick | Tax withheld | 2.6K | $8.75 |
| 2026-05-18 | Rocklin Amy M | Option exercise | 35K | $9.29 |
| 2026-05-18 | Rocklin Amy M | Tax withheld | 10K | $9.29 |
| 2026-05-04 | Moylan John Patrick | Option exercise | 4.6K | $9.53 |
| 2026-05-04 | Moylan John Patrick | Tax withheld | 1.6K | $9.53 |
| 2026-05-01 | Stacey Jennifer Evans | Grant | 39K | $9.53 |
| 2026-02-17 | Nassif Mikheal | Buy | 23 | $10.94 |
| 2026-02-02 | Nassif Mikheal | Buy | 24 | $10.00 |
| 2026-01-26 | Nassif Mikheal | Buy | 25 | $9.86 |
| 2026-01-16 | Nassif Mikheal | Buy | 137 | $9.33 |
| 2026-01-07 | Ranalli Tamara A. | Grant | 51K | $7.38 |
| 2026-01-07 | Ranalli Tamara A. | Grant | 51K | $7.38 |
| 2026-01-07 | Ranalli Tamara A. | Grant | 51K | $7.38 |
| 2025-12-01 | Naemura David H. | Option exercise | 13K | $5.98 |
| 2025-12-01 | Naemura David H. | Tax withheld | 3.5K | $5.98 |
| 2025-11-03 | Riggsbee Richard Bryan | Grant | 179K | $6.29 |
| 2025-11-03 | Nassif Mikheal | Buy | 177 | $6.25 |
| 2025-10-27 | BOREL JAMES C | Option exercise | 2.0K | $6.19 |
| 2025-10-27 | ADENT JOHN EDWARD | Tax withheld | 8.5K | $6.19 |
| 2025-10-27 | BOREL JAMES C | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | CAPELLO JEFFREY D | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | Green Ronald D | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | Gupta Aashima | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | RODRIGUEZ RAFAEL A | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | Tobin James P | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | Woteki Catherine E | Option exercise | 1.8K | $6.19 |
| 2025-10-27 | Rocklin Amy M | Option exercise | 9.5K | $6.19 |
| 2025-10-27 | Rocklin Amy M | Tax withheld | 2.1K | $6.19 |
| 2025-10-27 | Naemura David H. | Option exercise | 16K | $6.19 |
| 2025-10-27 | Naemura David H. | Tax withheld | 4.3K | $6.19 |
| 2025-10-27 | Jones Douglas Edward | Option exercise | 16K | $6.19 |
| 2025-10-27 | Jones Douglas Edward | Tax withheld | 3.5K | $6.19 |
| 2025-10-27 | ADENT JOHN EDWARD | Option exercise | 39K | $6.19 |
| 2025-10-27 | BOEHM WILLIAM T | Option exercise | 3.6K | $6.07 |
| 2025-10-27 | CAPELLO JEFFREY D | Option exercise | 2.0K | $6.19 |
| 2025-10-24 | Pelossof Avi | Grant | 19K | $6.19 |
| 2025-10-23 | Woteki Catherine E | Grant | 20K | $6.07 |
| 2025-10-23 | Wainer Andrea F | Grant | 20K | $6.07 |
| 2025-10-23 | RODRIGUEZ RAFAEL A | Grant | 20K | $6.07 |
| 2025-10-23 | Gupta Aashima | Grant | 20K | $6.07 |
| 2025-10-23 | Green Ronald D | Grant | 20K | $6.07 |
| 2025-10-23 | CAPELLO JEFFREY D | Grant | 20K | $6.07 |
| 2025-10-23 | Bernard Thierry | Grant | 20K | $6.07 |
| 2025-10-23 | BOREL JAMES C | Grant | 20K | $6.07 |
| 2025-10-13 | Rocklin Amy M | Option exercise | 294 | $6.04 |
| 2025-10-13 | Rocklin Amy M | Tax withheld | 115 | $6.04 |
| 2025-10-13 | Jones Douglas Edward | Option exercise | 783 | $6.04 |
| 2025-10-13 | Jones Douglas Edward | Tax withheld | 383 | $6.04 |
| 2025-10-13 | ADENT JOHN EDWARD | Option exercise | 3.1K | $6.04 |
| 2025-10-13 | ADENT JOHN EDWARD | Tax withheld | 865 | $6.04 |
| 2025-10-07 | BOREL JAMES C | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | Rocklin Amy M | Option exercise | 9.0K | $5.36 |
| 2025-10-07 | Rocklin Amy M | Tax withheld | 3.5K | $5.63 |
| 2025-10-07 | Jones Douglas Edward | Option exercise | 13K | $5.63 |
| 2025-10-07 | Jones Douglas Edward | Tax withheld | 6.3K | $5.63 |
| 2025-10-07 | ADENT JOHN EDWARD | Option exercise | 33K | $5.63 |
| 2025-10-07 | ADENT JOHN EDWARD | Tax withheld | 9.3K | $5.63 |
| 2025-10-07 | Woteki Catherine E | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | Tobin James P | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | RODRIGUEZ RAFAEL A | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | Gupta Aashima | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | Green Ronald D | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | CAPELLO JEFFREY D | Option exercise | 2.1K | $5.63 |
| 2025-10-07 | BOEHM WILLIAM T | Option exercise | 2.1K | $5.63 |
| 2025-08-18 | ADENT JOHN EDWARD | Option exercise | 36K | $5.43 |
| 2025-08-18 | Jones Douglas Edward | Option exercise | 14K | $5.43 |
| 2025-08-18 | Jones Douglas Edward | Tax withheld | 4.2K | $5.43 |
| 2025-08-18 | Naemura David H. | Option exercise | 14K | $5.43 |
| 2025-08-18 | Naemura David H. | Tax withheld | 5.9K | $5.43 |
| 2025-08-18 | Rocklin Amy M | Option exercise | 10K | $5.43 |
| 2025-08-18 | Rocklin Amy M | Tax withheld | 3.0K | $5.43 |
| 2025-08-18 | Moylan John Patrick | Option exercise | 2.0K | $5.43 |
| 2025-08-18 | Moylan John Patrick | Tax withheld | 593 | $5.43 |
| 2025-08-15 | Naemura David H. | Grant | 230K | $5.43 |
| 2025-08-15 | Rocklin Amy M | Grant | 120K | $5.43 |
| 2025-08-15 | Moylan John Patrick | Grant | 18K | $5.43 |
| 2025-08-15 | Nassif Mikheal | Grant | 184K | $5.43 |
| 2025-08-15 | Nassif Mikheal | Grant | 414K | $5.43 |
| 2025-06-02 | Wainer Andrea F | Grant | 6.1K | $5.69 |
| 2025-06-02 | Naemura David H. | Grant | 53K | $5.69 |
| 2025-06-02 | Rocklin Amy M | Grant | 44K | $5.69 |
| 2025-06-02 | Moylan John Patrick | Grant | 26K | $5.69 |
| 2025-05-12 | Gupta Aashima | Buy | 16K | $6.25 |
| 2025-05-01 | Moylan John Patrick | Option exercise | 4.6K | $5.15 |
| 2025-05-01 | Moylan John Patrick | Tax withheld | 1.6K | $5.15 |
| 2025-04-28 | ADENT JOHN EDWARD | Option exercise | 2.1K | $5.16 |
| 2025-04-28 | Jones Douglas Edward | Option exercise | 845 | $5.16 |
| 2025-04-28 | Jones Douglas Edward | Tax withheld | 291 | $5.16 |
| 2025-04-28 | Rocklin Amy M | Option exercise | 564 | $5.16 |
| 2025-04-25 | Woteki Catherine E | Buy | 5.8K | $5.17 |
| 2025-04-24 | BOREL JAMES C | Buy | 30K | $4.99 |
| 2025-04-24 | BOEHM WILLIAM T | Buy | 5.0K | $5.24 |
| 2025-04-24 | BOREL JAMES C | Buy | 35K | $4.89 |
| 2025-04-23 | Rocklin Amy M | Buy | 12K | $4.99 |
| 2025-04-22 | CAPELLO JEFFREY D | Buy | 21K | $4.84 |
| 2025-04-22 | Tobin James P | Buy | 10K | $4.73 |
| 2025-04-22 | RODRIGUEZ RAFAEL A | Buy | 7.5K | $4.59 |
| 2025-04-10 | Moylan John Patrick | Buy | 10K | $5.07 |
| 2025-01-16 | Naemura David H. | Grant | 10K | $11.60 |
| 2025-01-16 | Naemura David H. | Buy | 15K | $11.11 |
| 2025-01-16 | ADENT JOHN EDWARD | Buy | 23K | $11.03 |
All non-derivative Form 4 activity (SEC), newest first.
Supply chain
Customers (0)
Suppliers (1)
Named in the 10-K; linked when we track them.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-04-20 | Reg FDExhibits | filing ↗ |
| 2026-04-09 | ResultsExhibits | filing ↗ |
| 2026-03-30 | Exec/director change | filing ↗ |
| 2026-01-08 | ResultsExhibits | filing ↗ |
| 2025-10-30 | Exec/director changeOtherExhibits | filing ↗ |
| 2025-10-28 | Exec/director changeExhibits | filing ↗ |
| 2025-10-27 | Shareholder voteExhibits | filing ↗ |
| 2025-10-27 | Shareholder voteExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-04-20 | 2026-04-20 | 0001193125-26-162667 ↗ |
| 8-K | 2026-04-09 | 2026-04-09 | 0001193125-26-148851 ↗ |
| 10-Q | 2026-04-09 | 2026-02-28 | 0001193125-26-149599 ↗ |
| 8-K | 2026-03-30 | 2026-03-30 | 0001193125-26-130470 ↗ |
| 10-Q | 2026-01-08 | 2025-11-30 | 0001193125-26-007682 ↗ |
| 8-K | 2026-01-08 | 2026-01-08 | 0001193125-26-006990 ↗ |
| 8-K | 2025-10-30 | 2025-10-30 | 0001193125-25-257565 ↗ |
| 8-K/A | 2025-10-28 | 2025-08-14 | 0001193125-25-252843 ↗ |
| 8-K | 2025-10-27 | 2025-10-23 | 0001193125-25-250823 ↗ |
| 8-K/A | 2025-10-27 | 2025-10-23 | 0001193125-25-250963 ↗ |
| 8-K | 2025-10-09 | 2025-10-09 | 0001193125-25-235081 ↗ |
| 10-Q | 2025-10-09 | 2025-08-31 | 0001193125-25-235720 ↗ |