Who Owns MRUS?
— Institutional Ownership & 13F Holdings
$0.00
+0.00 (+0.00%)
Market Cap
—
Shares Outstanding
—
Institutional Holders
184
Total Inst. Value
$2.5B
% of Float Held
—
QoQ Holder Change
+56
Institutional data as of Q1 2025
New Positions
184
Closed Positions
0
Increased
0
Decreased
0
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | WELLINGTON MANAGEMENT GROUP LLPNew | $198.6M | 4,718,172 |
| 2 | Commodore Capital LPNew | $188.3M | 4,472,840 |
| 3 | RTW INVESTMENTS, LPNew | $175.5M | 4,169,393 |
| 4 | Paradigm Biocapital Advisors LPNew | $141.8M | 3,369,699 |
| 5 | DEERFIELD MANAGEMENT COMPANY, L.P.New | $133.6M | 3,173,928 |
| 6 | Avoro Capital Advisors LLCNew | $126.3M | 3,000,000 |
| 7 | SAMLYN CAPITAL, LLCNew | $100.2M | 2,379,428 |
| 8 | FRANKLIN RESOURCES INCNew | $83.8M | 1,991,193 |
| 9 | Holocene Advisors, LPNew | $78.9M | 1,873,625 |
| 10 | Polar Capital Holdings PlcNew | $71.8M | 1,706,862 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLPNew | +4.7M | $198.6M |
| Commodore Capital LPNew | +4.5M | $188.3M |
| RTW INVESTMENTS, LPNew | +4.2M | $175.5M |
| Paradigm Biocapital Advisors LPNew | +3.4M | $141.8M |
| DEERFIELD MANAGEMENT COMPANY, L.P.New | +3.2M | $133.6M |
Top Sellers
| Fund | Shares Removed | Value |
|---|
Frequently Asked Questions
How many institutional investors hold MRUS?
As of Q1 2025, 184 institutional investors report holding MRUS (null) in their 13F filings.
Which hedge fund owns the most MRUS?
The largest institutional holder of MRUS is WELLINGTON MANAGEMENT GROUP LLP with $198.6M in shares.
Are institutions buying or selling MRUS?
This quarter, 184 institutions opened new positions in MRUS and 0 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.