Protagonist Therapeutics Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Protagonist Therapeutics Inc.
- Ownership
- Public
- Status
- Active
- Headquarters country
- United States
- Ticker symbol
- PTGX
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001377121
Board of directors
-
Bryan Giraudo · DirectorSince 2023
-
Daniel N. Swisher Jr. · DirectorSince 2023
-
Dinesh V. Ph D. Patel · Director · President and CEOSince 2023
-
Harold E. Selick · DirectorSince 2023
-
Lewis T. Williams · DirectorSince 2023
-
Sarah A. O'Dowd · DirectorSince 2023
-
Sarah B. Noonberg · DirectorSince 2023
-
William D. Waddill · DirectorSince 2023
Chief executives
Dinesh V. Ph D. Patel
· President and CEO
Dates unknown
Board connections
4 of this board's directors also sit on 6 other boards.
- via William D. Waddill
- via William D. Waddill
- via Daniel N. Swisher Jr.
- via Daniel N. Swisher Jr.
- via Sarah A. O'Dowd
- via Sarah B. Noonberg
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 17, 2025 | William D. Waddill Director | Open-market sale | −4,000 | $54.25 | $217,000 |
| Mar 13, 2025 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Option exercise | +28,437 | $23.42 | $665,995 |
| Mar 13, 2025 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Option exercise | +2,077 | $38.98 | $80,961 |
| Mar 13, 2025 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Open-market sale | −30,514 | $55.74 | $1,700,850 |
| Mar 12, 2025 | Ali Asif Officer (Chief Financial Officer) | Option exercise | +15,203 | $12.17 | $185,021 |
| Mar 12, 2025 | Ali Asif Officer (Chief Financial Officer) | Option exercise | +9,700 | $19.19 | $186,143 |
| Mar 12, 2025 | Ali Asif Officer (Chief Financial Officer) | Open-market sale | −24,903 | $58.73 | $1,462,553 |
| Mar 5, 2025 | Dinesh V. Ph D. Patel Director, Officer (President and CEO) | Option exercise | +24,000 | $4.21 | $101,040 |
| Nov 27, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Option exercise | +10,000 | $8.04 | $80,400 |
| Nov 27, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Open-market sale | −10,000 | $44.50 | $445,000 |
| Nov 27, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Option exercise | +16,000 | $8.04 | $128,640 |
| Nov 27, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Open-market sale | −16,000 | $44.83 | $717,280 |
| Nov 26, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Option exercise | +5,529 | $8.04 | $44,453 |
| Nov 26, 2024 | MOLINA ARTURO MD Officer (Chief Medical Officer) | Open-market sale | −5,529 | $45.60 | $252,122 |
| Nov 26, 2024 | Dinesh V. Ph D. Patel Director, Officer (President and CEO) | Open-market sale | −21,480 | $46.25 | $993,450 |
Reviews (0)
Sign in to write a review.
No reviews yet. Be the first to write one.