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Sionna Therapeutics, Inc.
SIONCIK: 0002036042
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Sionna Therapeutics, Inc. (SION) has recorded 45 insider filings from 16 unique insiders, totaling $174.5M in trading activity (net selling). Insiders have sold $146.2M while purchasing $0. Insider sales can reflect personal financial planning rather than a bearish view — always consider the full context. The most active insider by volume is Thompson Peter A.. All data sourced from SEC Form 4 filings and updated as new disclosures are filed.
Total Volume
$174.5M
Purchases
$0
Sales
$146.2M
Unique Insiders
16
Recent Insider Trades
45 loaded
| Jun 18 | SION Sionna Therapeutics, Inc. | Clancy Paul J | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Viney Joanne L. | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Ruddy Marcella K. | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Booth Bruce | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | RA CAPITAL MANAGEMENT, L.P. | Insider | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Resnick Joshua | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Stelzer Laurie | Director | Other | $0 |
| Jun 18 | SION Sionna Therapeutics, Inc. | Fleming Harold Edward | Director | Other | $0 |
| May 29 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $4.5K |
| May 29 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $4.5K |
| May 11 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $13.4M |
| May 11 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $13.4M |
| Apr 21 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $2.5M |
| Apr 21 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $2.5M |
| Apr 16 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $22.9M |
| Apr 16 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $22.9M |
| Feb 4 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $1.4M |
| Feb 4 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $1.4M |
| Jan 26 | SION Sionna Therapeutics, Inc. | TPG GP A, LLC | 10% Owner | Sell | $10.0M |
| Jan 6 | SION Sionna Therapeutics, Inc. | Ridloff Elena | CFO | Other | $0 |
| Jan 6 | SION Sionna Therapeutics, Inc. | McKee Charlotte | Chief Medical Officer | Other | $0 |
| Dec 29 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $1.5M |
| Dec 29 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $1.5M |
| Dec 9 | SION Sionna Therapeutics, Inc. | Fitzpatrick Jennifer | Chief Legal Officer | Sell | $415.3K |
| Nov 26 | SION Sionna Therapeutics, Inc. | ORBIMED ADVISORS LLC | Director | Sell | $4.8M |
| Nov 26 | SION Sionna Therapeutics, Inc. | Thompson Peter A. | Director | Sell | $4.8M |
| Nov 24 | SION Sionna Therapeutics, Inc. | RA CAPITAL MANAGEMENT, L.P. | Insider | Sell | $1.2M |
| Nov 19 | SION Sionna Therapeutics, Inc. | RA CAPITAL MANAGEMENT, L.P. | Insider | Sell | $5.5M |
| Oct 28 | SION Sionna Therapeutics, Inc. | RA CAPITAL MANAGEMENT, L.P. | Insider | Sell | $14.8M |
| Oct 21 | SION Sionna Therapeutics, Inc. | Booth Bruce | Insider | Sell | $3.0M |
| Oct 22 | SION Sionna Therapeutics, Inc. | Cloonan Michael | President & CEO, Director | Sell | $3.6M |
| Oct 17 | SION Sionna Therapeutics, Inc. | Cloonan Michael | President & CEO, Director | Sell | $788.2K |
| Oct 15 | SION Sionna Therapeutics, Inc. | Booth Bruce | Insider | Sell | $5.9M |
| Oct 7 | SION Sionna Therapeutics, Inc. | Booth Bruce | Insider | Sell | $1.5M |
| Oct 3 | SION Sionna Therapeutics, Inc. | Beer Caroline Stark | Chief Business Officer | Other | $0 |
| Oct 3 | SION Sionna Therapeutics, Inc. | Beer Caroline Stark | Chief Business Officer | Other | $0 |
| Oct 1 | SION Sionna Therapeutics, Inc. | Booth Bruce | Insider | Sell | $2.4M |
| Sep 30 | SION Sionna Therapeutics, Inc. | Cloonan Michael | President & CEO, Director | Sell | $727.8K |
| Sep 5 | SION Sionna Therapeutics, Inc. | Fitzpatrick Jennifer | Chief Legal Officer | Sell | $237.0K |
| Sep 3 | SION Sionna Therapeutics, Inc. | Ridloff Elena | CFO & Head of Corp. Dev. | Sell | $240.4K |
| Aug 28 | SION Sionna Therapeutics, Inc. | Ridloff Elena | CFO & Head of Corp. Dev. | Sell | $601.9K |
| Aug 28 | SION Sionna Therapeutics, Inc. | Cloonan Michael | President & CEO, Director | Sell | $624.4K |
| Aug 21 | SION Sionna Therapeutics, Inc. | Cloonan Michael | President & CEO, Director | Sell | $568.8K |
| Aug 21 | SION Sionna Therapeutics, Inc. | Ridloff Elena | CFO & Head of Corp. Dev. | Sell | $1.1M |
45 filings