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Insider ActivitySION
ORBIMED ADVISORS LLC, Director at Sionna Therapeutics, Inc., sold $8.5M of SION
Updated Jun 13, 2026
ORBIMED ADVISORS LLC
Director
Sionna Therapeutics, Inc. ·
$SION
Transaction Details
| Insider | ORBIMED ADVISORS LLC |
|---|---|
| Title | Director |
| Company | Sionna Therapeutics, Inc. |
| Ticker | SION |
| Transaction Type | Sale |
| Transaction Date | 2026-05-11 |
| Shares Traded | 184,639 |
| Price Per Share | $46.22 |
| Total Value | $8.5M |
| Filed Date | 2026-05-11 |
| Accession Number | 0000947871-26-000517 |
Ownership Context
| Shares Owned After Transaction | 2,671,822 |
|---|---|
| Ownership Type | Indirect |
SEC Filing
Accession: 0000947871-26-000517
Other Insider Trades — SION
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Thompson Peter A. | Director | sold | $4K | 2026-05-27 |
| ORBIMED ADVISORS LLC | Director | sold | $4K | 2026-05-27 |
| Thompson Peter A. | Director | sold | $8.5M | 2026-05-11 |
| ORBIMED ADVISORS LLC | Director | sold | $2.7M | 2026-05-08 |
| Thompson Peter A. | Director | sold | $2.7M | 2026-05-08 |
| Thompson Peter A. | Director | sold | $2.2M | 2026-05-07 |
| ORBIMED ADVISORS LLC | Director | sold | $2.2M | 2026-05-07 |
| ORBIMED ADVISORS LLC | Director | sold | $131K | 2026-04-18 |
| Thompson Peter A. | Director | sold | $131K | 2026-04-18 |
| Thompson Peter A. | Director | sold | $2.3M | 2026-04-17 |
Other Trades by ORBIMED ADVISORS LLC
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| STTK | Shattuck Labs, Inc. | traded | — | 2026-06-08 |
| STTK | Shattuck Labs, Inc. | traded | — | 2026-06-08 |
| QTTB | Q32 Bio Inc. | bought | $5.0M | 2026-05-28 |
| QTTB | Q32 Bio Inc. | bought | $10.0M | 2026-05-28 |
| SION | Sionna Therapeutics, Inc. | sold | $4K | 2026-05-27 |
| SION | Sionna Therapeutics, Inc. | sold | $2.7M | 2026-05-08 |
| SION | Sionna Therapeutics, Inc. | sold | $2.2M | 2026-05-07 |
| PRLD | Prelude Therapeutics Inc | bought | $5.0M | 2026-04-21 |
| PRLD | Prelude Therapeutics Inc | bought | $7.5M | 2026-04-21 |
| SION | Sionna Therapeutics, Inc. | sold | $131K | 2026-04-18 |
Full Ticker Profile
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 13, 2026 at 07:10 UTC