Bruce Booth, Director at Sionna Therapeutics, Inc. (SION), sold 61,346 shares at $30.00 ($1.8M) on 2025-10-03, disclosed to the SEC on 2025-10-07.
Scheduled sale ($1.8M) by Director under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $30.00 | 6,548 | $196K | 10.7% |
| 2 | $30.00 | 31,198 | $936K | 50.9% |
| 3 | $29.95 | 2,047 | $61K | 3.3% |
| 4 | $29.95 | 2,047 | $61K | 3.3% |
| 5 | $29.95 | 9,753 | $292K | 15.9% |
| 6 | $29.95 | 9,753 |
| $292K |
| 15.9% |
| Total | $29.98 avg | 61,346 | $1.8M | 100% |
| Filing → |
| KYMR | SELL | 2026-06-30 | $3.4M | — | Filing → |
| KYMR | SELL | 2026-06-25 | $34.8M | — | Filing → |
| KYMR | SELL | 2026-06-25 | $44.0M | — | Filing → |