VBIO — Valion Bio, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2021-11-11.
Performance
Technicals
Others in Healthcare
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-06-18 | Wolf Lisa G Chief Financial Officer | Option exercise | 92 | — | — |
| 2026-05-18 | Handley Michael K Chief Executive Officer | Option exercise | 2.2K | — | — |
| 2026-04-15 | Bolton Sheryle Director | Open-market purchase | 10.0K | 1.04 | 10.4K |
| 2026-04-01 | Valauri Christina Rizopoulos Director | Open-market purchase | 19.0K | 0.95 | 18.0K |
| 2026-03-18 | Wolf Lisa G Chief Financial Officer | Option exercise | 92 | — | — |
| 2026-02-18 | Handley Michael K Chief Operating Officer | Option exercise | 8.8K | — | — |
| 2025-12-18 | Ernst Jennifer Chief Executive Officer | Shares withheld for tax | 5.3K | 1.87 | 9.8K |
| 2025-12-18 | Wolf Lisa G Chief Financial Officer | Shares withheld for tax | 302 | 1.87 | 565 |
| 2025-12-18 | Ernst Jennifer Chief Executive Officer | Option exercise | 14.7K | — | — |
| 2025-12-18 | Wolf Lisa G Chief Financial Officer | Option exercise | 736 | — | — |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | 77.8K | 87.8K |
| Sanctuary Advisors, LLC | 54.2K | 61.2K |
| Marex Group plc | 52.5K | 59.3K |
| XTX Topco Ltd | 9.3K | 10.5K |
| UBS Group AG | 2.1K | 2.4K |
| Tower Research Capital LLC (TRC) | 517 | 584 |
| HRT FINANCIAL LP | 37 | 42.4K |
| SBI Securities Co., Ltd. | 14 | 16 |
| Caitong International Asset Management Co., Ltd | 1 | 1 |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 8-K | 2026-08-17 | 2026-08-14 | on EDGAR ↗ |
| SCHEDULE 13D/A | 2026-08-14 | — | on EDGAR ↗ |
| 10-Q | 2026-08-14 | 2026-06-30 | on EDGAR ↗ |
| EFFECT | 2026-08-12 | — | on EDGAR ↗ |
| SCHEDULE 13D/A | 2026-08-11 | — | on EDGAR ↗ |
| 8-K | 2026-08-06 | 2026-07-31 | on EDGAR ↗ |
| SCHEDULE 13D | 2026-08-03 | — | on EDGAR ↗ |
| DEF 14A | 2026-07-17 | 2026-08-14 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Valion Bio, Inc. (VBIO) filed form 8-K/A · 2026-08-20 · SEC EDGAR
- Valion Bio, Inc. (VBIO) filed form 8-K · 2026-08-17 · SEC EDGAR
- Valion Bio, Inc. (VBIO) filed form 8-K · 2026-08-17 · SEC EDGAR
- Valion Bio, Inc. (VBIO) filed form SCHEDULE 13D/A · 2026-08-14 · SEC EDGAR
- Valion Bio, Inc. (VBIO) filed form 10-Q · 2026-08-14 · SEC EDGAR
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