Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-12-24 Sale | 2025-12-29 8:44 pm | Sionna Therapeutics Inc. | SION | ORBIMED ADVISORS LLC OrbiMed Capital GP VIII LLC Director | 33,356 | $44.55 | $1,486,010 | 3,561,655 (Indirect) | View |
| 2025-12-24 Sale | 2025-12-29 8:42 pm | Sionna Therapeutics Inc. | SION | Thompson Peter A. Director | 33,356 | $44.55 | $1,486,010 | 3,561,655 (Indirect) | View |
| 2025-12-17 Sale | 2025-12-19 7:29 pm | Sionna Therapeutics Inc. | SION | ORBIMED ADVISORS LLC OrbiMed Capital GP VIII LLC Director | 1,875 | $44.49 | $83,428 | 3,595,011 (Indirect) | View |
| 2025-12-17 Sale | 2025-12-19 7:24 pm | Sionna Therapeutics Inc. | SION | Thompson Peter A. Director | 1,875 | $44.49 | $83,428 | 3,595,011 (Indirect) | View |
| 2025-12-05 Sale | 2025-12-09 4:57 pm | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $40.52 | $415,330 | 61,185 (Direct) | View |
| 2025-11-24 Sale | 2025-11-26 6:45 pm | Sionna Therapeutics Inc. | SION | ORBIMED ADVISORS LLC OrbiMed Capital GP VIII LLC Director | 108,073 | $44.55 | $4,814,205 | 3,596,886 (Indirect) | View |
| 2025-11-24 Sale | 2025-11-26 6:41 pm | Sionna Therapeutics Inc. | SION | Thompson Peter A. Director | 108,073 | $44.55 | $4,814,205 | 3,596,886 (Indirect) | View |
| 2025-11-20 Sale | 2025-11-24 5:43 pm | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 30,316 | $39.61 | $1,200,704 | 159,033 (Indirect) | View |
| 2025-11-17 Sale | 2025-11-19 8:43 pm | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 136,351 | $40.34 | $5,500,158 | 168,193 (Indirect) | View |
| 2025-10-24 Sale | 2025-10-28 9:05 pm | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 373,610 | $39.51 | $14,762,604 | 209,391 (Indirect) | View |
| 2025-10-21 Sale | 2025-10-22 5:39 pm | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 99,800 | $36.26 | $3,618,560 | 936,346 (Direct) | View |
| 2025-10-21 Sale | 2025-10-21 5:12 pm | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 88,878 | $34.22 | $3,041,683 | 686,567 (Indirect) | View |
| 2025-10-16 Sale | 2025-10-20 9:39 pm | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 286,369 | $32.3 | $9,251,102 | 701,985 (Indirect) | View |
| 2025-10-15 Sale | 2025-10-17 5:11 pm | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,200 | $31.28 | $788,153 | 1,016,794 (Direct) | View |
| 2025-10-10 Sale | 2025-10-15 6:33 pm | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 194,932 | $30.47 | $5,939,784 | 751,664 (Indirect) | View |
| 2025-10-03 Sale | 2025-10-07 5:00 pm | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 49,546 | $29.99 | $1,485,790 | 785,480 (Indirect) | View |
| 2025-09-29 Sale | 2025-10-01 6:04 pm | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 78,693 | $30.08 | $2,367,473 | 794,075 (Indirect) | View |
| 2025-09-26 Sale | 2025-09-30 4:09 pm | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $29.11 | $727,798 | 911,420 (Direct) | View |
| 2025-09-04 Sale | 2025-09-05 4:03 pm | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $23.12 | $236,980 | 71,435 (Direct) | View |
| 2025-08-29 Sale | 2025-09-03 5:16 pm | Sionna Therapeutics Inc. | SION | Ridloff Elena CFO & Head of Corp. Dev. | 9,584 | $25.09 | $240,442 | 38,532 (Direct) | View |
| 2025-08-26 Sale | 2025-08-28 5:40 pm | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $24.97 | $624,361 | 961,053 (Direct) | View |
| 2025-08-26 Sale | 2025-08-28 5:40 pm | Sionna Therapeutics Inc. | SION | Ridloff Elena CFO & Head of Corp. Dev. | 23,416 | $25.7 | $601,858 | 48,116 (Direct) | View |
| 2025-08-20 Sale | 2025-08-21 4:05 pm | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $22.75 | $568,750 | 775,485 (Direct) | View |
| 2025-08-19 Sale | 2025-08-21 4:04 pm | Sionna Therapeutics Inc. | SION | Ridloff Elena CFO & Head of Corp. Dev. | 52,000 | $21.62 | $1,124,335 | 71,532 (Direct) | View |
| 2025-06-27 Purchase | 2025-07-01 5:03 pm | Sionna Therapeutics Inc. | SION | TPG GP A LLC COULTER JAMES G WINKELRIED JON 10% Owner | 60,000 | $15.84 | $950,400 | 6,744,962 (Indirect) | View |
| 2025-02-10 Purchase | 2025-02-12 5:21 pm | Sionna Therapeutics Inc. | SION | TPG GP A LLC COULTER JAMES G WINKELRIED JON 10% Owner | 1,125,000 | $18 | $20,250,000 | 6,684,962 (Indirect) | View |
| 2025-02-10 Purchase | 2025-02-10 5:04 pm | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 1,125,000 | $18 | $20,250,000 | 2,324,498 (Indirect) | View |
| 2025-02-10 Purchase | 2025-02-10 4:28 pm | Sionna Therapeutics Inc. | SION | ORBIMED ADVISORS LLC OrbiMed Capital GP VIII LLC Director | 550,000 | $18 | $9,900,000 | 3,704,959 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-12-05 Exercise | 2025-12-09 4:57 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $6.11 | 61,185 (Direct) | View |
| 2025-12-05 Exercise | 2025-12-09 4:57 pm | N/A 2034-07-14 | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $0 | 61,185 (Direct) | View |
| 2025-10-21 Exercise | 2025-10-22 5:39 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 99,800 | $6.11 | 936,346 (Direct) | View |
| 2025-10-21 Exercise | 2025-10-22 5:39 pm | N/A 2032-03-01 | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 99,800 | $0 | 936,346 (Direct) | View |
| 2025-10-15 Exercise | 2025-10-17 5:11 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,200 | $6.11 | 1,016,794 (Direct) | View |
| 2025-10-15 Exercise | 2025-10-17 5:11 pm | N/A 2032-03-01 | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,200 | $0 | 1,016,794 (Direct) | View |
| 2025-10-01 Option Award | 2025-10-03 4:14 pm | N/A 2035-09-30 | Sionna Therapeutics Inc. | SION | Beer Caroline Stark Chief Business Officer | 255,000 | $0 | 255,000 (Direct) | View |
| 2025-09-26 Exercise | 2025-09-30 4:09 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $6.11 | 911,420 (Direct) | View |
| 2025-09-26 Exercise | 2025-09-30 4:09 pm | N/A 2032-03-01 | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $0 | 911,420 (Direct) | View |
| 2025-09-04 Exercise | 2025-09-05 4:03 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $6.11 | 71,435 (Direct) | View |
| 2025-09-04 Exercise | 2025-09-05 4:03 pm | N/A 2034-07-14 | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 10,250 | $0 | 71,435 (Direct) | View |
| 2025-08-26 Exercise | 2025-08-28 5:40 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $6.11 | 961,053 (Direct) | View |
| 2025-08-26 Exercise | 2025-08-28 5:40 pm | N/A 2032-03-01 | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $0 | 961,053 (Direct) | View |
| 2025-08-20 Exercise | 2025-08-21 4:05 pm | N/A N/A | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $6.11 | 775,485 (Direct) | View |
| 2025-08-20 Exercise | 2025-08-21 4:05 pm | N/A 2032-03-01 | Sionna Therapeutics Inc. | SION | Cloonan Michael President & CEO | 25,000 | $0 | 775,485 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:15 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 19,959 | $0 | 19,959 (Indirect) | View |
| 2025-06-12 Option Award | 2025-06-16 5:08 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Viney Joanne L. Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:08 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Thompson Peter A. Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:08 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Stelzer Laurie Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:07 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Ruddy Marcella K. Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:07 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Resnick Joshua Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:07 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Fleming Harold Edward Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:06 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Clancy Paul J Director | 19,959 | $0 | 19,959 (Direct) | View |
| 2025-06-12 Option Award | 2025-06-16 5:06 pm | N/A 2035-06-11 | Sionna Therapeutics Inc. | SION | Booth Bruce Director | 19,959 | $0 | 19,959 (Direct) | View |
Ownership | 2025-04-01 4:05 pm | N/A 2034-07-14 | Sionna Therapeutics Inc. | SION | Fitzpatrick Jennifer Chief Legal Officer | 0 | $0 | 267,835 (Direct) | View |
| 2025-02-10 Conversion | 2025-02-12 5:21 pm | N/A N/A | Sionna Therapeutics Inc. | SION | TPG GP A LLC COULTER JAMES G WINKELRIED JON 10% Owner | 11,999,210 | $0 | 6,684,962 (Indirect) | View |
| 2025-02-10 Conversion | 2025-02-10 5:04 pm | N/A N/A | Sionna Therapeutics Inc. | SION | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. RA Capital Nexus Fund III L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner | 19,569,422 | $0 | 2,324,498 (Indirect) | View |
| 2025-02-10 Conversion | 2025-02-10 4:28 pm | N/A N/A | Sionna Therapeutics Inc. | SION | ORBIMED ADVISORS LLC OrbiMed Capital GP VIII LLC Director | 7,764,670 | $0 | 3,704,959 (Indirect) | View |