Rock Springs Capital MDGL Position
Active11-Fund ConvergenceRock Springs Capital increased their position in Madrigal Pharmaceuticals Inc. (MDGL) in Q4 2025, holding $81.3M worth of shares across 139,618 shares.
The position was first reported in Q1 2023 and has been tracked across 12 quarterly 13F filings.
MDGL is a convergence signal: 11 specialist biotech funds hold this stock, suggesting high institutional conviction.
There is an upcoming Phase 3 readout for Resmetirom in 259 days (Dec 31, 2026), making the timing of Rock Springs's position particularly relevant.
Short interest stands at 19.8% of float with 10.6 days to cover, indicating significant bearish positioning against Rock Springs's long thesis.
About Madrigal Pharmaceuticals Inc.
Madrigal Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of therapeutic candidates for the treatment of cardiovascular, metabolic, and liver diseases. Its lead product candidate is resmetirom, a liver-directed selective thyroid hormone receptor-ß agonist, which is in Phase III clinical trials for the treatment of non-alcoholic steatohepatitis. The company also develops MGL-3745, a backup compound to resmetirom. It has research, development, and commercialization agreement with Hoffmann-La Roche. Madrigal Pharmaceuticals, Inc. is headquartered in West Conshohocken, Pennsylvania.
Full company profile →Short Interest
19.8%
10.6 days to cover
Rock Springs Capital MDGL Position History
| Quarter | Action | Shares | Change | Value |
|---|---|---|---|---|
| Q4 2025 | Increased | 139,618 | +1,872 | $81.3M |
| Q3 2025 | Decreased | 137,746 | -2,550 | $63.2M |
| Q2 2025 | Decreased | 140,296 | -26,402 | $42.5M |
| Q1 2025 | Decreased | 166,698 | -98,514 | $55.2M |
| Q4 2024 | Increased | 265,212 | +2,150 | $81.8M |
| Q3 2024 | Increased | 263,062 | +17,563 | $55.8M |
| Q2 2024 | Decreased | 245,499 | -40,432 | $68.8M |
| Q1 2024 | Increased | 285,931 | +87,762 | $76.4M |
| Q4 2023 | Increased | 198,169 | +1,800 | $45.9M |
| Q3 2023 | Decreased | 196,369 | -2,849 | $28.7M |
| Q2 2023 | Decreased | 199,218 | -148,903 | $46.0M |
| Q1 2023 | New | 348,121 | +348,121 | $84.3M |
Frequently Asked Questions
Does Rock Springs Capital own MDGL?
Yes. As of Q4 2025, Rock Springs Capital holds 139,618 shares of Madrigal Pharmaceuticals Inc. (MDGL) valued at $81.3M. This data comes from their SEC 13F filing.
How many hedge funds own MDGL?
11 specialist biotech hedge funds currently hold MDGL, including Baker Bros. Advisors, RTW Investments, Avoro Capital Advisors and 7 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Rock Springs Capital first buy MDGL?
Rock Springs Capital's position in MDGL was first reported in Q1 2023. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Rock Springs Capital's MDGL position increasing or decreasing?
Rock Springs Capital increased their MDGL position in the most recent quarter, adding 1,872 shares.
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