S Sionna Therapeutics, Inc.: insider trades · United States · SEC (Form 4) Discover the full management transaction log of Sionna Therapeutics, Inc., a listed issuer based in United States. Shares are quoted on US US, under the supervision of SEC (Form 4). Market capitalisation: €1.7bn. The latest transaction was reported on 21 October 2025 (Cession). Among the most active insiders: Booth Bruce. The full history is accessible without an account.
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Last declaration on 21 October 2025
All Executives24 Thresholds0 Prospectus0 Other0
Declarations 24 total
▼ Director · Executives · 21 Oct 2025
22,339 shares @ US$32.69 16.2% of flow Common Stock SEC:0001451612-25-000012:0
▼ Director · Executives · 21 Oct 2025
4,688 shares @ US$32.69 3.4% of flow Common Stock SEC:0001451612-25-000012:1
▼ Director · Executives · 21 Oct 2025
19,948 shares @ US$33.87 15.0% of flow Common Stock SEC:0001451612-25-000012:2
▼ Director · Executives · 21 Oct 2025
4,187 shares @ US$33.87 3.1% of flow Common Stock SEC:0001451612-25-000012:3
▼ Director · Executives · 21 Oct 2025
5,763 shares @ US$34.91 4.5% of flow Common Stock SEC:0001451612-25-000012:4
▼ Director · Executives · 21 Oct 2025
1,210 shares @ US$34.91 0.9% of flow Common Stock SEC:0001451612-25-000012:5
▼ Director · Executives · 21 Oct 2025
25,327 shares @ US$35.69 20.0% of flow Common Stock SEC:0001451612-25-000012:6
▼ Director · Executives · 21 Oct 2025
5,316 shares @ US$35.69 4.2% of flow Common Stock SEC:0001451612-25-000012:7
▼ Director · Executives · 21 Oct 2025
83 shares @ US$36.42 0.1% of flow Common Stock SEC:0001451612-25-000012:8
▼ Director · Executives · 21 Oct 2025
17 shares @ US$36.42 0.0% of flow Common Stock SEC:0001451612-25-000012:9
▼ Director · Executives · 3 Oct 2025
31,198 shares @ US$30.00 20.5% of flow Common Stock SEC:0001451612-25-000006:0
▼ Director · Executives · 3 Oct 2025
6,548 shares @ US$30.00 4.3% of flow Common Stock SEC:0001451612-25-000006:1
▼ Director · Executives · 6 Oct 2025
9,753 shares @ US$29.95 6.4% of flow Common Stock SEC:0001451612-25-000006:2
▼ Director · Executives · 6 Oct 2025
2,047 shares @ US$29.95 1.3% of flow Common Stock SEC:0001451612-25-000006:3
◇ President & CEO · Executives · 26 Sept 2025
17,207 shares @ US$6.11 12.0% of flow Common Stock SEC:0001704336-25-000004:0
▼ President & CEO · Executives · 26 Sept 2025
17,207 shares @ US$28.8456 56.5% of flow Common Stock SEC:0001704336-25-000004:1
◇ President & CEO · Executives · 29 Sept 2025
7,793 shares @ US$6.11 5.4% of flow Common Stock SEC:0001704336-25-000004:2
▼ President & CEO · Executives · 29 Sept 2025
7,793 shares @ US$29.6999 26.2% of flow Common Stock SEC:0001704336-25-000004:3
4,875,547 shares Common Stock SEC:0001999371-25-001562:0
● Director · Executives · 10 Feb 2025
5,021,990 shares Common Stock SEC:0001415889-25-003504:0
2,886,293 shares Common Stock SEC:0000950170-25-017030:0
● Director · Executives · 10 Feb 2025
2,886,293 shares Common Stock SEC:0000950170-25-017029:0
● Director · Executives · 10 Feb 2025
3,154,959 shares Common Stock SEC:0000947871-25-000120:0
● Director · Executives · 10 Feb 2025
3,154,959 shares Common Stock SEC:0000950170-25-017031:0