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The price of OmniAb, Inc. (OABI) on October 9, 2026 is 4.79 USD, +2.79% on the day. Over 52 weeks the stock traded between 1.30 USD and 5.43 USD; the price now sits 85% of the way up that range. Over the past year the price changed by +173.71%. Market capitalization is 665.28 million USD, rank 6 among 9 stocks of the same industry with a known capitalization.
Closing prices for 09 October 2026
Next earnings report: 03 November 2026 · Earnings calendar
OmniAb, Inc. trades on Nasdaq under the ticker OABI. The company belongs to the Health care sector. The trading history on this page starts on 30 September 2021.
Over the past 52 weeks OABI has traded between 1.30 $ and 5.43 $. As of 09 October 2026 the price stood 84.50 % of the way from the 52-week low to the high.
Over one year OABI shares rose 173.71 %; over six months they rose 225.85 %. Volatility over 90 days is 92.31 %. Dividends are not included: this is price change only, as of 09 October 2026.
The company reported a loss over the last four quarters, so a price-to-earnings ratio is not calculated. Price to sales is 23.0, above the sector median of 3.9. Price to book is 2.5, above the sector median of 2.4. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 09 October 2026 | 4.66 | 4.92 | 4.59 | 4.79 | 1M |
| 08 October 2026 | 4.41 | 4.66 | 4.22 | 4.66 | 2M |
| 07 October 2026 | 4.35 | 4.75 | 4.30 | 4.56 | 1M |
| 06 October 2026 | 4.85 | 5.00 |
The series is stated in the current share scale after splits; dividends are not included in the price
Based on the last 12 months of reports, through 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
No events for this security recently.
Address:5980 HORTON STREET SUITE 600, EMERYVILLE, CA, 94608, US
OmniAb, Inc. reported revenue of 29M $ and a net loss of 54M $ over the last four quarters. Net margin is −187.59 %. Revenue changed by +8.21 % year over year. Earnings per share are −0.46 $. Market capitalisation is 665M $.
OABI has a return on equity of −20.67 %, above the sector median of −41.68 %. Return on assets is −18.49 %, above the sector median of −32.11 %. Operating margin is −200.26 %, below the sector median of −26.84 %.
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| 4.22 |
| 4.35 |
| 2M |
| 05 October 2026 | 4.83 | 5.02 | 4.64 | 4.92 | 1M |
| 02 October 2026 | 5.04 | 5.09 | 4.81 | 4.87 | 2M |
| 01 October 2026 | 4.94 | 5.06 | 4.84 | 4.99 | 2M |
| 30 September 2026 | 4.76 | 5.05 | 4.72 | 4.96 | 2M |
| 29 September 2026 | 4.74 | 4.95 | 4.62 | 4.74 | 1M |
| 28 September 2026 | 4.61 | 4.81 | 4.55 | 4.74 | 674,900 |
| 25 September 2026 | 4.82 | 4.84 | 4.59 | 4.61 | 783,600 |
| 24 September 2026 | 4.75 | 4.87 | 4.63 | 4.79 | 1M |
| 23 September 2026 | 4.90 | 5.00 | 4.69 | 4.79 | 1M |
| 22 September 2026 | 4.61 | 4.93 | 4.55 | 4.92 | 1M |
| 21 September 2026 | 4.50 | 4.64 | 4.45 | 4.58 | 1M |
| 18 September 2026 | 4.43 | 4.50 | 4.30 | 4.47 | 2M |
| 17 September 2026 | 4.44 | 4.46 | 4.25 | 4.44 | 984,000 |
| 16 September 2026 | 4.38 | 4.45 | 4.27 | 4.35 | 1M |
| 15 September 2026 | 4.43 | 4.43 | 4.24 | 4.35 | 788,700 |
| 14 September 2026 | 4.13 | 4.54 | 4.12 | 4.48 | 2M |