MEC Institutional Ownership
Top institutional (13F) holders of MEC and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
33
Institutional value
$311.31M
Top holder
FMR LLC
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Top holders
| Holder | Filed | Value |
|---|---|---|
| FMR LLCinvestment advisor | Aug 13, 2026 | $47.96M |
| BlackRock, Inc.holding company | Aug 7, 2026 | $44.33M |
| Dimensional Fund Advisors LPinvestment advisor | Aug 11, 2026 | $29.3M |
| Vanguard Capital Managementinvestment advisor | Aug 13, 2026 | $27.86M |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | Aug 14, 2026 | $17.89M |
| JANE STREET GROUP, LLCholding company | Aug 14, 2026 | $15.11M |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | Aug 12, 2026 | $14.04M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | Aug 14, 2026 | $13.54M |
| JPMORGAN CHASE & COinvestment advisor | Aug 12, 2026 | $13.03M |
| STATE STREET CORPORATIONinvestment advisor | Sep 22, 2026 | $10.91M |
| BANK OF AMERICA CORP /DE/investment advisor | Aug 14, 2026 | $10.35M |
| CITADEL ADVISORS LLCinvestment advisor | Sep 1, 2026 | $9.98M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $9.5M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | Aug 14, 2026 | $7.45M |
| Ameriprise Financial, Inc.holding company | Jul 17, 2026 | $6.31M |
| NORTHERN TRUST CORPinvestment advisor | Aug 13, 2026 | $4.31M |
| MORGAN STANLEYinvestment advisor | Aug 13, 2026 | $3.75M |
| Vanguard Portfolio Managementinvestment advisor | Aug 13, 2026 | $3.68M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPinvestment advisor | May 14, 2026 | $3.33M |
| UBS Group AGinvestment advisor | Aug 13, 2026 | $3.1M |
| Invesco Ltd.investment advisor | Aug 14, 2026 | $2.82M |
| CITIGROUP INCinvestment advisor | Aug 3, 2026 | $1.97M |
| GOLDMAN SACHS GROUP INCinvestment advisor | Aug 14, 2026 | $1.95M |
| BALYASNY ASSET MANAGEMENT L.P.investment advisor | Aug 14, 2026 | $1.76M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | Aug 14, 2026 | $1.72M |
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.