Booth Bruce
- SEC CIK
- 0001451612
In the past year, 16 open-market sale filings worth $248.1M and no purchases.
Current role at each company
- KYMR Kymera Therapeutics, Inc.Directoras of Jul 2, 2026
- SION Sionna Therapeutics, Inc.Directoras of Jun 18, 2026
- VIGL Vigil Neuroscience, Inc.Directoras of Aug 5, 2025
- TECX Tectonic Therapeutic, Inc.Directoras of Jun 8, 2023
- DNTH Dianthus Therapeutics, Inc.Directoras of Jun 30, 2022
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $248.1M
- 16 filings
- Net
- −$248.1M
- Bought minus sold
- Companies
- 2
- With open-market trades
Trades
Every Form 4 that lists Booth Bruce as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
KYMR Kymera Therapeutics, Inc.
Director24 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2026 (view filing)5:39 PM ET | Jun 29 | 3 days | Booth BruceDirector | SSale | −76.7K | $108.05 | −$8.28M | −14.2%462.9K after | Amended14 lots10b5-1 |
| Jun 30, 2026 (view filing) | Jun 29 | 1 day | Booth BruceDirector | SSale | −31.3K | $109.48 | −$3.42M | −6.3%461.8K after | 8 lots10b5-1 |
| Jun 30, 2026 (view filing) | Jun 26-29 | 4 days | Booth BruceDirector | SSale | −513.2K | $110.01 | −$56.5M | −52.4%466.1K after | 30 lots10b5-1 |
| Jun 25, 2026 (view filing) | Jun 25 | Same day | Booth BruceDirector | SSale | −285.7K | $121.86 | −$34.8M | −35.0%529.7K after | 22 lots10b5-1 |
| Jun 25, 2026 (view filing) | Jun 23-25 | 2 days | Booth BruceDirector | SSale | −398.8K | $110.31 | −$44.0M | −41.4%564.7K after | 30 lots10b5-1 |
| Jun 22, 2026 (view filing) | Jun 22 | Same day | Booth BruceDirector | SSale | −31.8K | $103.75 | −$3.30M | −4.9%613.8K after | 4 lots10b5-1 |
| Jun 22, 2026 (view filing) | Jun 17 | 5 days | Booth BruceDirector | SSale | −11.7K | $89.98 | −$1.06M | −100.0%0 after | 10b5-1 |
| Jun 22, 2026 (view filing) | Jun 17-22 | 5 days | Booth BruceDirector | SSale | −466.5K | $94.84 | −$44.2M | −43.0%617.7K after | 28 lots10b5-1 |
| Apr 24, 2026 (view filing) | Apr 22 | 2 days | Booth BruceDirector | SSale | −5.90K | $89.96 | −$530.8K | −100.0%0 after | 10b5-1 |
| Apr 24, 2026 (view filing) | Apr 22 | 2 days | Booth BruceDirector | SSale | −100 | $90.08 | −$9.01K | 0.0%674.9K after | 2 lots10b5-1 |
SION Sionna Therapeutics, Inc.
Director6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Oct 21, 2025 (view filing) | Oct 21 | Same day | Booth BruceDirector | SSale | −88.9K | $34.22 | −$3.04M | −11.5%686.6K after | 10 lots10b5-1 |
| Oct 20, 2025 (view filing) | Oct 16-20 | 4 days | Booth BruceDirector | SSale | −286.4K | $32.30 | −$9.25M | −29.0%702.0K after | 18 lots10b5-1 |
| Oct 15, 2025 (view filing) | Oct 10-15 | 5 days | Booth BruceDirector | SSale | −194.9K | $30.47 | −$5.94M | −20.6%751.7K after | 12 lots10b5-1 |
| Oct 7, 2025 (view filing) | Oct 3-6 | 4 days | Booth BruceDirector | SSale | −49.5K | $29.99 | −$1.49M | −5.9%785.5K after | 4 lots10b5-1 |
| Oct 1, 2025 (view filing) | Sep 29-Oct 1 | 2 days | Booth BruceDirector | SSale | −78.7K | $30.08 | −$2.37M | −9.0%794.1K after | 6 lots10b5-1 |
| Feb 10, 2025 (view filing) | Feb 10 | Same day | Booth BruceDirector | PPurchase | +60.0K | $18.00 | +$1.08M | +8.0%807.7K after |
VIGL Vigil Neuroscience, Inc.
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jan 11, 2022 (view filing) | Jan 11 | Same day | Booth BruceDirector | PPurchase | +535.0K | $14.00 | +$7.49M | +12.5%4.81M after |