Absci
ABSI · NASDAQ
$9.07+$0.53 (+6.21%)TodayMarket closed ·
Prev close $8.54
Who owns ABSI
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 57.5% of ABSI’s shares.
- Fidelity Management & Research Company LLC15.0%
- ARK Investment Management LLC7.7%
- BlackRock Institutional Trust Company, N.A.6.4%
- McClain (Sean)5.2%
- Next 6 largest institutions23.2%
- All other shareholders42.5%
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Management & Research Company LLC | 25.41M | 15.05% |
| ARK Investment Management LLC | 12.93M | 7.65% |
| BlackRock Institutional Trust Company, N.A. | 10.79M | 6.39% |
| McClain (Sean) | 8.72M | 5.17% |
| State Street Investment Management (US) | 8.10M | 4.80% |
| Columbia Threadneedle Investments (US) | 6.78M | 4.02% |
| Redmile Group, LLC | 6.74M | 3.99% |
| Vanguard Capital Management, LLC | 6.12M | 3.63% |
| Advanced Micro Devices, Inc. | 5.71M | 3.38% |
| Adage Capital Management, L.P. | 5.70M | 3.38% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| ARK Genomic Revolution ETF | 10.87M | 6.44% |
| Fidelity Growth Company Fund | 7.90M | 4.68% |
| State Street SPDR S&P Biotech ETF | 5.46M | 3.23% |
| Vanguard Total Stock Market Index Fund | 4.46M | 2.64% |
| iShares Russell 2000 ETF | 3.57M | 2.11% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $349.61K (2 trades) of ABSI on the open market, with no sales.
| Insider | Type | Shares | Value |
|---|---|---|---|
| McClain Sean | Tax withholding | 23.29K | $236.66K |
| Bedrick Todd | Tax withholding | 22.32K | $226.82K |
| Jonasson Zachariah | Tax withholding | 387 | $3.93K |
| Jonasson Zachariah | Tax withholding | 8.32K | $72.47K |
| Somaratne Ransi Mudalinayake | Award | 383.00K | — |
| Szela Mary T | Buy | 12.90K | $148.87K |
| McClain Sean | Tax withholding | 59.90K | $603.45K |
| Szela Mary T | Award | 33.20K | — |
| Szela Mary T | Award | 8.40K | — |
| MCGINNIS KAREN K | Award | 39.80K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 37.44M
- Days to cover
- 7.52
- % of shares outstanding
- 22.17%
- Average daily volume
- 4.98M
- Change since last report
- +0.5%
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