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Of the 11 tracked institutions holding MGTX, 5 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, MGTX (MEIRAGTX HLDGS PLC) is held with a combined value of $203.48M across 15,264,622 shares. The largest holder is BlackRock, Inc. with a position worth $64.27M. 10 funds increased their holdings. 1 fund reduced its position.
Total Institutional Value
$203.48M
Total Shares Held
15,264,622
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $64.27M | 0.00% | +50.2% |
| 2 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $59.44M | 0.08% | +10.0% |
| 3 | MILLENNIUM MANAGEMENT LLC | $40.15M | 0.03% | -14.3% |
| 4 | STATE STREET CORP | $18.82M | 0.00% | +84.9% |
| 5 | CITADEL ADVISORS LLC | $8.79M | 0.01% | +460.8% |
| 6 | VANGUARD GROUP INC | $3.93M | 0.00% | +6.6% |
| 7 | Point72 Asset Management, L.P. | $2.73M | 0.00% | +185.2% |
| 8 | AQR CAPITAL MANAGEMENT LLC | $2.66M | 0.00% | +77.1% |
| 9 | WELLINGTON MANAGEMENT GROUP LLP | $1.93M | 0.00% | +13.1% |
| 10 | PRICE T ROWE ASSOCIATES INC /MD/ | $668.00K | 0.00% | +57.1% |
SEC Schedule 13D (activist) and 13G (passive) filings for MGTX. Filed when an investor acquires 5%+ ownership.
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MGTX with a position worth $64.27M, representing 0.00% of their portfolio. In total, 11 institutional investors hold MGTX with a combined value of $203.48M.
Institutional investors hold $203.48M worth of MGTX stock across 11 positions. The largest institutional holder is BlackRock, Inc. with $64.27M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For MGTX, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their MGTX positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$9.86
2026-10-21
YTD
+26.2%
36% of 52-week range
