OmniAb, Inc.
OABI, OABIW · Services-Commercial Physical & Biological Research · 145.0M shares · +7%/yr ↑ dilution · EDGAR filings ↗
Reference price $1.49 · est. market cap ~$216M — last insider sale, 2026-04-07 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
D44Antibody-discovery licensing platform with deep losses and cash burn, funded.
Strengths
- Strong liquidity — current ratio 4.0 (87th)
Risks
- Deep losses — operating margin -369%, net margin -347%
- Revenue decline, cash burn — -29%, FCF -$37M
- Royalty/milestone-timing dependence — per 10-K
Notable findings
- Net lossNet loss (net margin -347.0%)
- Cash burnNegative free cash flow (-37.0M)
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Notable holderHeld by 5 notable fund(s): STATE STREET CORP, GOLDMAN SACHS GROUP INC, RENAISSANCE TECHNOLOGIES LLC +2 more (as of 2026-03-31)
- Insider sellingInsider selling — 9 open-market sale(s) by 3 insider(s) (cluster of 3 insiders, last 6mo) Form 4 ↗
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Operating margin
-369.5%
Net margin
-347.0%
Return on equity
-24.3%
Return on assets
-21.5%
Revenue growth (QoQ)
72.2%
Current ratio
4.0×
Free cash flow
-$37M
EBITDA
-$47M
Tangible book value
$58M
Cash & investments
$54M
Cash runway
6q
Stock comp / revenue
84.8%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-17 | Gotwals Philip J | Option exercise | 20K | — |
| 2026-06-17 | Cochran Jennifer R. | Option exercise | 20K | — |
| 2026-06-17 | Crouse Steven C. | Option exercise | 20K | — |
| 2026-06-17 | Bertozzi Carolyn R | Option exercise | 20K | — |
| 2026-06-17 | Love Steven | Option exercise | 20K | — |
| 2026-06-17 | HIGGINS JOHN L | Option exercise | 20K | — |
| 2026-04-21 | Crouse Steven C. | Option exercise | 13K | — |
| 2026-04-21 | Gotwals Philip J | Option exercise | 13K | — |
| 2026-04-07 | GUSTAFSON KURT A | Option exercise | 14K | — |
| 2026-04-07 | FOEHR MATTHEW W | Option exercise | 36K | — |
| 2026-04-07 | FOEHR MATTHEW W | Sell | 19K | $1.49 |
| 2026-04-07 | GUSTAFSON KURT A | Sell | 6.9K | $1.49 |
| 2026-04-07 | Berkman Charles S | Option exercise | 14K | — |
| 2026-04-07 | Berkman Charles S | Sell | 7.2K | $1.49 |
| 2026-02-18 | GUSTAFSON KURT A | Option exercise | 19K | — |
| 2026-02-18 | GUSTAFSON KURT A | Sell | 9.3K | $1.71 |
| 2026-02-18 | Berkman Charles S | Option exercise | 19K | — |
| 2026-02-18 | Berkman Charles S | Sell | 9.7K | $1.71 |
| 2026-02-18 | FOEHR MATTHEW W | Option exercise | 58K | — |
| 2026-02-18 | FOEHR MATTHEW W | Sell | 31K | $1.71 |
| 2026-02-17 | Berkman Charles S | Sell | 7.0K | $1.70 |
| 2026-02-17 | FOEHR MATTHEW W | Sell | 21K | $1.70 |
| 2026-02-17 | GUSTAFSON KURT A | Sell | 6.8K | $1.70 |
| 2026-02-16 | GUSTAFSON KURT A | Option exercise | 14K | — |
| 2026-02-16 | FOEHR MATTHEW W | Option exercise | 36K | — |
| 2026-02-16 | Berkman Charles S | Option exercise | 14K | — |
| 2026-01-30 | HIGGINS JOHN L | Option exercise | 13K | — |
| 2025-12-08 | FOEHR MATTHEW W | Sell | 14K | $1.96 |
| 2025-12-08 | GUSTAFSON KURT A | Sell | 24K | $1.96 |
| 2025-12-08 | Berkman Charles S | Sell | 8.0K | $1.96 |
| 2025-12-07 | Berkman Charles S | Option exercise | 16K | — |
| 2025-12-07 | GUSTAFSON KURT A | Option exercise | 46K | — |
| 2025-12-07 | FOEHR MATTHEW W | Option exercise | 27K | — |
| 2025-11-07 | HIGGINS JOHN L | Buy | 41K | $1.38 |
| 2025-11-06 | HIGGINS JOHN L | Buy | 36K | $1.41 |
| 2025-11-01 | Bertozzi Carolyn R | Option exercise | 18K | — |
| 2025-11-01 | Love Steven | Option exercise | 13K | — |
| 2025-08-26 | FOEHR MATTHEW W | Grant | 541K | $1.85 |
| 2025-06-17 | Cochran Jennifer R. | Option exercise | 20K | — |
| 2025-06-17 | Bertozzi Carolyn R | Option exercise | 20K | — |
| 2025-06-17 | Love Steven | Option exercise | 20K | — |
| 2025-06-17 | HIGGINS JOHN L | Option exercise | 20K | — |
| 2025-05-15 | Cochran Jennifer R. | Buy | 30K | $1.52 |
| 2025-05-14 | Love Steven | Buy | 25K | $1.46 |
| 2025-05-12 | HIGGINS JOHN L | Buy | 65K | $1.44 |
| 2025-04-07 | FOEHR MATTHEW W | Option exercise | 36K | — |
| 2025-04-07 | FOEHR MATTHEW W | Sell | 19K | $2.00 |
| 2025-04-07 | Berkman Charles S | Option exercise | 14K | — |
| 2025-04-07 | Berkman Charles S | Sell | 7.2K | $2.00 |
| 2025-04-07 | GUSTAFSON KURT A | Option exercise | 14K | — |
| 2025-04-07 | GUSTAFSON KURT A | Sell | 7.2K | $2.00 |
| 2025-04-01 | GUSTAFSON KURT A | Option exercise | 23K | — |
| 2025-04-01 | GUSTAFSON KURT A | Sell | 12K | $2.37 |
| 2025-03-21 | HIGGINS JOHN L | Buy | 4.0K | $2.28 |
| 2025-03-20 | HIGGINS JOHN L | Buy | 126K | $2.35 |
| 2025-02-19 | FOEHR MATTHEW W | Sell | 20K | $3.67 |
| 2025-02-19 | Berkman Charles S | Sell | 7.3K | $3.67 |
| 2025-02-19 | GUSTAFSON KURT A | Sell | 7.3K | $3.67 |
| 2025-02-18 | Berkman Charles S | Sell | 8.2K | $3.68 |
| 2025-02-18 | FOEHR MATTHEW W | Sell | 14K | $3.68 |
| 2025-02-16 | GUSTAFSON KURT A | Option exercise | 14K | — |
| 2025-02-16 | FOEHR MATTHEW W | Option exercise | 36K | — |
| 2025-02-16 | Berkman Charles S | Option exercise | 14K | — |
| 2025-02-15 | Berkman Charles S | Option exercise | 16K | — |
| 2025-02-15 | FOEHR MATTHEW W | Option exercise | 27K | — |
| 2025-01-30 | HIGGINS JOHN L | Option exercise | 13K | — |
| 2025-01-21 | FOEHR MATTHEW W | Sell | 42K | $3.24 |
| 2025-01-21 | Berkman Charles S | Sell | 25K | $3.24 |
| 2025-01-21 | GUSTAFSON KURT A | Sell | 16K | $3.24 |
| 2025-01-17 | Berkman Charles S | Grant | 45K | — |
| 2025-01-17 | FOEHR MATTHEW W | Grant | 77K | — |
| 2025-01-17 | GUSTAFSON KURT A | Grant | 28K | — |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-18 | 2026-06-17 | 0001846253-26-000039 ↗ |
| 8-K | 2026-05-07 | 2026-05-07 | 0001846253-26-000035 ↗ |
| 10-Q | 2026-05-07 | 2026-03-31 | 0001846253-26-000037 ↗ |
| 10-K | 2026-03-04 | 2025-12-31 | 0001846253-26-000009 ↗ |
| 8-K | 2026-03-04 | 2026-03-04 | 0001846253-26-000006 ↗ |
| 8-K | 2026-01-30 | 2026-01-30 | 0001846253-26-000002 ↗ |
| 10-Q | 2025-11-04 | 2025-09-30 | 0001628280-25-048923 ↗ |
| 8-K | 2025-11-04 | 2025-11-04 | 0001628280-25-048850 ↗ |
| 8-K | 2025-08-25 | 2025-08-24 | 0001193125-25-186981 ↗ |
| 10-Q | 2025-08-06 | 2025-06-30 | 0001846253-25-000066 ↗ |
| 8-K | 2025-08-06 | 2025-08-06 | 0001846253-25-000064 ↗ |
| 8-K | 2025-06-18 | 2025-06-17 | 0001846253-25-000059 ↗ |