Monitor for actual sales in upcoming days via Form 4 filings; while the volume is small and seller is a long-term institutional holder, any execution could add minor near-term selling pressure. No immediate catalyst or fundamental change implied.
Price Chart
Executive Summary
OrbiMed Advisors LLC, on behalf of its affiliate OrbiMed Genesis Master Fund, LP, has filed a Form 144 to notify intent to sell up to 45,057 shares of Keros Therapeutics (KROS) common stock. The shares were acquired in connection with KROS's IPO on April 13, 2020, and are now eligible for sale under Rule 144.
Key Facts
- Reporting entity: OrbiMed Advisors LLC, acting for OrbiMed Genesis Master Fund, LP
- Number of shares proposed for sale: 45,057
- Shares acquired: April 13, 2020 (IPO date)
- Filing date: March 31, 2026
- Shares to be sold: Common stock of Keros Therapeutics, Inc. (KROS)
- Broker: Themis Trading LLC
- Market: Nasdaq Stock Market
Financial Impact
Approximately $2.2 million based on current market price (~$49 per share), representing a small fraction of KROS's $218M market cap
Risk Factors
- Potential for increased near-term selling pressure if sale is executed rapidly
- Signal of reduced conviction by a long-standing institutional investor
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0000947871-26-000370 |
| Document: 0000947871-26-000370-index.html | 0000947871-26-000370 |
| Document: 0000947871-26-000370.txt | 0000947871-26-000370 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 8, 2026 23d ago | 8-K | $11.31 $11.04 | ▼ −2.39% | ▼ −2.05% | $11.17 (−1.24%) |
Aug 20, 2026 6w ago | Insider Cluster | $10.95 $11.23 | ▲ +2.56% | ▲ +1.44% | $11.17 (+2.01%) |
Aug 3, 2026 8w ago | 8-K | $10.25 $10.64 | ▲ +3.80% | ▲ +3.90% | $11.17 (+8.98%) |
Aug 3, 2026 8w ago | Press Release | $10.25 $10.64 | ▲ +3.80% | ▲ +3.90% | $11.17 (+8.98%) |
Jul 30, 2026 9w ago | 8-K | $10.07 $11.15 | ▲ +10.72% | ▲ +7.21% | $11.17 (+10.92%) |
Jul 22, 2026 10w ago | 8-K | $10.14 $10.22 | ▲ +0.79% | ▲ +0.31% | $11.17 (+10.16%) |
Jun 17, 2026 15w ago | Insider Cluster | $10.65 $10.41 | ▼ −2.25% | ▼ −0.59% | $11.17 (+4.88%) |
Jun 8, 2026 16w ago | Insider Cluster | $10.07 $10.24 | ▲ +1.69% | ▼ −0.72% | $11.17 (+10.92%) |
May 14, 2026 20w ago | 8-K | $10.99 $11.22 | ▼ −2.09% | ▼ −2.81% | $11.17 (−1.64%) |
May 14, 2026 20w ago | Press Release | $10.99 $11.22 | ▼ −2.09% | ▼ −2.81% | $11.17 (−1.64%) |
US Market Status
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