Booth Bruce - Insider Non-Derivative Transactions at Sionna Therapeutics, Inc. (SION) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Oct 21, 2025, Booth Bruce's relationship to Sionna Therapeutics, Inc. (SION) is Director, and currently has 2,360,156 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other SION insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Booth Bruce - Insider Non-Derivative Transactions of SION Common Stock
Booth Bruce - Insider Non-Derivative Transactions at SION
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Oct 22, 2025 | Sell -- (Common Stock) | 17 | 36.42 | 686567 |
| Oct 22, 2025 | Sell -- (Common Stock) | 5316 | 35.69 | 686584 |
| Oct 22, 2025 | Sell -- (Common Stock) | 1210 | 34.91 | 691900 |
| Oct 22, 2025 | Sell -- (Common Stock) | 4187 | 33.87 | 693110 |
| Oct 22, 2025 | Sell -- (Common Stock) | 4688 | 32.69 | 697297 |
| Oct 22, 2025 | Sell -- (Common Stock) | 83 | 36.42 | 2309035 |
| Oct 22, 2025 | Sell -- (Common Stock) | 25327 | 35.69 | 2309118 |
| Oct 22, 2025 | Sell -- (Common Stock) | 5763 | 34.91 | 2334445 |
| Oct 22, 2025 | Sell -- (Common Stock) | 19948 | 33.87 | 2340208 |
| Oct 22, 2025 | Sell -- (Common Stock) | 22339 | 32.69 | 2360156 |
| Oct 21, 2025 | Sell -- (Common Stock) | 5412 | 32.33 | 701985 |
| Oct 21, 2025 | Sell -- (Common Stock) | 4300 | 31.79 | 707397 |
| Oct 21, 2025 | Sell -- (Common Stock) | 25788 | 32.33 | 2382495 |
| Oct 21, 2025 | Sell -- (Common Stock) | 20485 | 31.79 | 2408283 |
| Oct 18, 2025 | Sell -- (Common Stock) | 52 | 33.47 | 711697 |
| Oct 18, 2025 | Sell -- (Common Stock) | 4503 | 32.71 | 711749 |
| Oct 18, 2025 | Sell -- (Common Stock) | 6049 | 32.1 | 716252 |
| Oct 18, 2025 | Sell -- (Common Stock) | 248 | 33.47 | 2428768 |
| Oct 18, 2025 | Sell -- (Common Stock) | 21451 | 32.71 | 2429016 |
| Oct 18, 2025 | Sell -- (Common Stock) | 28821 | 32.1 | 2450467 |
| Oct 17, 2025 | Sell -- (Common Stock) | 2705 | 33.38 | 722301 |
| Oct 17, 2025 | Sell -- (Common Stock) | 15384 | 32.84 | 725006 |
| Oct 17, 2025 | Sell -- (Common Stock) | 9470 | 31.69 | 740390 |
| Oct 17, 2025 | Sell -- (Common Stock) | 1804 | 30.15 | 749860 |
| Oct 17, 2025 | Sell -- (Common Stock) | 12888 | 33.38 | 2479288 |
| Oct 17, 2025 | Sell -- (Common Stock) | 73296 | 32.84 | 2492176 |
| Oct 17, 2025 | Sell -- (Common Stock) | 45117 | 31.69 | 2565472 |
| Oct 17, 2025 | Sell -- (Common Stock) | 8596 | 30.15 | 2610589 |
| Oct 16, 2025 | Sell -- (Common Stock) | 6303 | 31.12 | 751664 |
| Oct 16, 2025 | Sell -- (Common Stock) | 13795 | 30.37 | 757967 |
| Oct 16, 2025 | Sell -- (Common Stock) | 30032 | 31.12 | 2619185 |
| Oct 16, 2025 | Sell -- (Common Stock) | 65726 | 30.37 | 2649217 |
| Oct 15, 2025 | Sell -- (Common Stock) | 105 | 29.95 | 771762 |
| Oct 15, 2025 | Sell -- (Common Stock) | 501 | 29.95 | 2714943 |
| Oct 14, 2025 | Sell -- (Common Stock) | 857 | 31.03 | 771867 |
| Oct 14, 2025 | Sell -- (Common Stock) | 9245 | 30.32 | 772724 |
| Oct 14, 2025 | Sell -- (Common Stock) | 4082 | 31.03 | 2715444 |
| Oct 14, 2025 | Sell -- (Common Stock) | 44048 | 30.32 | 2719526 |
| Oct 11, 2025 | Sell -- (Common Stock) | 3511 | 29.98 | 781969 |
| Oct 11, 2025 | Sell -- (Common Stock) | 16727 | 29.98 | 2763574 |
| Oct 7, 2025 | Sell -- (Common Stock) | 2047 | 29.95 | 785480 |
| Oct 7, 2025 | Sell -- (Common Stock) | 9753 | 29.95 | 2780301 |
| Oct 4, 2025 | Sell -- (Common Stock) | 6548 | 30 | 787527 |
| Oct 4, 2025 | Sell -- (Common Stock) | 31198 | 30 | 2790054 |
| Oct 2, 2025 | Sell -- (Common Stock) | 35 | 29.95 | 794075 |
| Oct 2, 2025 | Sell -- (Common Stock) | 165 | 29.95 | 2821252 |
| Oct 1, 2025 | Sell -- (Common Stock) | 2149 | 30.06 | 794110 |
| Oct 1, 2025 | Sell -- (Common Stock) | 10239 | 30.06 | 2821417 |
| Sep 30, 2025 | Sell -- (Common Stock) | 11468 | 30.09 | 796259 |
| Sep 30, 2025 | Sell -- (Common Stock) | 54637 | 30.09 | 2831656 |
| Feb 11, 2025 | C -- (Common Stock) | 747727 | 0 | 747727 |
| Feb 11, 2025 | P -- (Common Stock) | 60000 | 18 | 807727 |
| Feb 11, 2025 | C -- (Common Stock) | 2886293 | 0 | 2886293 |
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