Who Owns Mayville Engineering Company, Inc. (MEC)?Hedge Fund & Institutional Holders
Institutional Holders
50
as of Q4 2025
Total Institutional Value
$3.887715000116871e+188T
% of Float Held
1.5718524116762872e+276%
QoQ Change in Holders
+15 / -0
Price History
MEC — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Allspring Global Investments Holdings, LLC | New Position | +2.1M | +$38.9M |
| EVR Research LP | New Position | +605K | +$11.3M |
| Portolan Capital Management, LLC | New Position | +513K | +$9.6M |
| Congruence Capital, LLC | New Position | +208K | +$3.9M |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | New Position | +180K | +$3.0M |
| ANCHOR CAPITAL ADVISORS LLC | New Position | +108K | +$2.0M |
| MILLENNIUM MANAGEMENT LLC | New Position | +153K | +$2.0M |
| KENNEDY CAPITAL MANAGEMENT LLC | New Position | +104K | +$2.0M |
| CITADEL ADVISORS LLC | New Position | +103K | +$1.0M |
| SummerHaven Investment Management, LLC | New Position | +52K | +$968K |
| FORMULA GROWTH LTD | New Position | +40K | +$748K |
| SHEETS SMITH WEALTH MANAGEMENT | New Position | +39K | +$729K |
| Johnson Financial Group, Inc. | New Position | +16K | +$308K |
| SummitTX Capital, L.P. | New Position | +15K | +$283K |
| Worth Venture Partners, LLC | New Position | +14K | +$257K |
MEC — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| BlackRock, Inc. | Decreased | -49K | -$12.6B |
| VANGUARD GROUP INC | Decreased | -244K | -$12.0B |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | Decreased | -450K | -$7.2B |
| AMERIPRISE FINANCIAL INC | Decreased | -43K | -$5.4B |
| AMERICAN CENTURY COMPANIES INC | Decreased | -84K | -$5.0B |
| Granahan Investment Management, LLC | Decreased | -82K | -$4.8B |
| GEODE CAPITAL MANAGEMENT, LLC | Decreased | -6K | -$4.6B |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | Decreased | -10K | -$3.3B |
| Ancora Advisors LLC | Decreased | -102K | -$3.1B |
| Roubaix Capital, LLC | Decreased | -66K | -$2.9B |
| Russell Investments Group, Ltd. | Decreased | -2K | -$2.6B |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Decreased | -138K | -$2.3B |
| RENAISSANCE TECHNOLOGIES LLC | Decreased | -84K | -$2.1B |
| OSAIC HOLDINGS, INC. | Decreased | -2K | -$1.8B |
| Empowered Funds, LLC | Decreased | -10K | -$1.7B |
Top Institutional Holders(Q4 2025)
MEC Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 121 | $215.6M | +38 |
| Q3 2025 | 83 | $145.7B | -11 |
| Q2 2025 | 94 | $170.9B | -23 |
| Q1 2025 | 117 | $166.3B | +8 |
| Q4 2024 | 109 | $3.1T | +9 |
| Q3 2024 | 100 | $124.4T | +13 |
| Q2 2024 | 87 | $76.4T | +19 |
| Q1 2024 | 68 | $55.2T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 50 institutional investors hold MEC (Mayville Engineering Company, Inc.). The largest holder is Allspring Global Investments Holdings, LLC with $38.9M in shares. This quarter, 15 institutions opened new positions and 0 closed their positions.
Frequently Asked Questions
How many hedge funds own MEC?
As of Q4 2025, 50 institutional investors report holding MEC (Mayville Engineering Company, Inc.) in their 13F filings.
Who is the largest institutional holder of MEC?
The largest institutional holder of MEC is Allspring Global Investments Holdings, LLC with $38.9M in shares.
Is institutional ownership of MEC increasing or decreasing?
This quarter, 15 institutions opened new positions in MEC and 0 closed their positions.