Sr One Capital Management, LLC: insider buys
Every open-market stock purchase reported by Sr One Capital Management, LLC to the SEC on Form 4.
Total bought$29.60M
Purchases2
Companies2
Last purchase filedSep 29, 2026
Return on these buys+4.0%
Sr One Capital Management, LLC has made 2 open-market purchases worth $29.60M in 2 companies since Oct 14, 2025, according to SEC Form 4 filings. The most recent was filed on Sep 29, 2026: 1,600,000 shares of ADRX at $17.00 (10% Owner), worth $27.20M. Taken together, these purchases are up 4% at the latest closing prices (split-adjusted, weighted by amount).
Companies Sr One Capital Management, LLC bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| ADRX | ADARx Pharmaceuticals, Inc. | 10% Owner | 1 | $27.20M | +0.0% | Sep 29 |
| ZBIO | Zenas BioPharma, Inc. | 10% Owner | 1 | $2.40M | +49% | Oct 14 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Sep 29 | ADRXADARx Pharmaceuticals, Inc. | Sr One Capital Management, LLC10% Owner | $27.20M | 1,600,000 | $17.00 | +0.0% | +40% | Sep 28 | SEC |
| Oct 14 | ZBIOZenas BioPharma, Inc. | Sr One Capital Management, LL…10% Owner | $2.40M | 126,315 | $19.00 | +49% | +12% | Oct 9 | SEC |