Ridloff Elenainsider trades
In SEC Form 4 filings, Ridloff Elena is listed as CFO and CBO of Sionna Therapeutics, Inc. (SION). Ridloff Elena reported no open-market purchases or sales in the last 90 days. The latest Form 4 transaction on record was filed on Sep 18.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| SIONSionna Therapeutics, Inc. | CFO and CBO | 4 | Sep 18 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-09-18
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| SIONSionna Therapeutics, Inc. | Sep 17 | Sep 18 | A | 47,269 | $0.00 | $0 | 85,801 | No | Form 4 |
| SIONSionna Therapeutics, Inc. | Sep 17 | Sep 18 | A | 47,268 | $0.00 | $0 | 133,069 | No | Form 4 |
| SIONSionna Therapeutics, Inc. | Sep 17 | Sep 18 | A · derivative | 165,440 | $7.18 | $1,187,859 | 165,440 | No | Form 4 |
| SIONSionna Therapeutics, Inc. | Sep 17 | Sep 18 | D · derivative | 165,440 | $39.21 | $6,486,902 | not reported | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.