MDGL
Madrigal Pharmaceuticals, Inc.
NASDAQ · Healthcare · Biotechnology · US
$541.08
−0.28%0
Insider buys (3m)
11
Insider sells (3m)
-$1.7M
Net value (3m)
+12.4%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 20, 2026 | Kelley Shannon T · officer: General Counsel | Sale | 664 | $515 |
| Aug 18, 2026 | REED JOHN C · director | A-Award | 647 | $0.00 |
| Aug 18, 2026 | REED JOHN C · director | A-Award | 1,078 | $508 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 280 | $555 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 269 | $547 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 140 | $543 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 1 | $551 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 153 | $550 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 110 | $544 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | M-Exempt | 50,000 | $0.00 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 47 | $549 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 545 | $545 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 680 | $548 |
| Jul 20, 2026 | Sibold William John · director, officer: President and CEO | Sale | 275 | $546 |
| Jun 18, 2026 | FOUSE JACQUALYN A · director | A-Award | 454 | $0.00 |
| Jun 18, 2026 | Brennan Daniel J. · director | A-Award | 404 | $0.00 |
| Jun 18, 2026 | Levy Richard S · director | A-Award | 454 | $0.00 |
| Jun 18, 2026 | Taub Rebecca · director | A-Award | 766 | $500 |
| Jun 18, 2026 | Brennan Daniel J. · director | A-Award | 681 | $500 |
| Jun 18, 2026 | Levy Richard S · director | A-Award | 766 | $500 |
| Jun 18, 2026 | BAKER BROS. ADVISORS LP · director | A-Award | 908 | $0.00 |
| Jun 18, 2026 | BAKER BROS. ADVISORS LP · director | A-Award | 1,532 | $500 |
| Jun 18, 2026 | Daly James M · director | A-Award | 766 | $500 |
| Jun 18, 2026 | Taub Rebecca · director | A-Award | 454 | $0.00 |
| Jun 18, 2026 | FOUSE JACQUALYN A · director | A-Award | 766 | $500 |
| Jun 18, 2026 | Daly James M · director | A-Award | 454 | $0.00 |
| Jun 1, 2026 | Soergel David · officer: Chief Medical Officer | Sale | 1,042 | $496 |
| May 22, 2026 | Levy Richard S · director | Sale | 657 | $516 |
| May 22, 2026 | Levy Richard S · director | Sale | 1,497 | $518 |
| May 22, 2026 | Levy Richard S · director | Sale | 439 | $513 |
Institutional positioning
13F filings over the trailing two quarters
New 144Increased 273Reduced 272Sold out 41
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BAKER BROS. ADVISORS LP | Increased | 2,143,131 | Aug 14, 2026 |
| BAKER BROS. ADVISORS LP | Unchanged | 2,141,701 | May 15, 2026 |
| JANUS HENDERSON GROUP PLC | Increased | 2,018,647 | May 18, 2026 |
| RTW INVESTMENTS, LP | Unchanged | 1,993,687 | May 15, 2026 |
| RTW INVESTMENTS, LP | Unchanged | 1,993,687 | Aug 14, 2026 |
| Jupiter Topco LLC | New Position | 1,936,099 | Aug 14, 2026 |
| Avoro Capital Advisors LLC | Increased | 1,833,333 | Aug 14, 2026 |
| AVORO CAPITAL ADVISORS LLC | Reduced | 1,818,181 | May 15, 2026 |
| AVORO CAPITAL ADVISORS LLC | Reduced | 1,807,500 | Mar 16, 2026 |
| BLACKROCK, INC. | Reduced | 1,559,965 | May 13, 2026 |
| PAULSON & CO. INC. | Reduced | 1,392,188 | May 15, 2026 |
| PAULSON & CO. INC. | Reduced | 1,340,020 | Aug 14, 2026 |
| BlackRock, Inc. | Reduced | 1,200,770 | Aug 7, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 841,145 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 835,668 | Aug 13, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 20, 2026