Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$5.1M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 4 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 28 most recent Form 4 transactions.
| — |
| Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 22,895 | — | — | — | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 30,049 | — | — | — | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 13,324 | — | — | — | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 33,532 | $37.31 | $1.3M | -5.8% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 33,532 | $6.11 | $204.9K | +6.1% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 22,895 | $36.60 | $838K | -4.0% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 22,895 | $6.11 | $139.9K | +4.2% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 30,049 | $35.63 | $1.1M | -5.2% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 30,049 | $6.11 | $183.6K | +5.5% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 13,324 | $34.44 | $458.9K | -2.4% | Open the original filing on SEC.gov |
| Oct 21, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 13,324 | $6.11 | $81.4K | +2.4% | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 200 | — | — | — | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 10,225 | — | — | — | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 200 | $34.00 | $6.8K | <0.1% | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 200 | $6.11 | $1.2K | +<0.1% | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 10,225 | $31.46 | $321.7K | -1.8% | Open the original filing on SEC.gov |
| Oct 16, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 10,225 | $6.11 | $62.5K | +1.9% | Open the original filing on SEC.gov |
| Oct 15, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 14,775 | — | — | — | Open the original filing on SEC.gov |
| Oct 15, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 14,775 | $31.11 | $459.7K | -2.6% | Open the original filing on SEC.gov |
| Oct 15, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 14,775 | $6.11 | $90.3K | +2.7% | Open the original filing on SEC.gov |
| Sep 29, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 7,793 | — | — | — | Open the original filing on SEC.gov |
| Sep 29, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 7,793 | $29.70 | $231.5K | -1.4% | Open the original filing on SEC.gov |
| Sep 29, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 7,793 | $6.11 | $47.6K | +1.4% | Open the original filing on SEC.gov |
| Sep 26, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷◆ | 17,207 | — | — | — | Open the original filing on SEC.gov |
| Sep 26, 2025 | SION | Sionna Therapeutics, Inc. | SSELL◷ | 17,207 | $28.85 | $496.3K | -3.0% | Open the original filing on SEC.gov |
| Sep 26, 2025 | SION | Sionna Therapeutics, Inc. | MEXER◷ | 17,207 | $6.11 | $105.1K | +3.1% | Open the original filing on SEC.gov |