Mayville Engineering Company, Inc.
MEC- Exchange
- NYSE
- Industry
- Metal Forgings & Stampings
- SEC CIK
- 0001766368
In the last 90 days, Mayville Engineering Company, Inc. insiders filed 0 open-market purchases and 1 sale; 155 institutions reported holding it in 13F filings for Q2 2026, worth $790.6M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Mayville Engineering Company, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 117
- +3 vs. Q4 2024
- Shares held
- 12.4M
- +20.7K (+0.2%) vs. Q4 2024
- Total value
- $167.8M
- −$26.9M (−13.8%) vs. Q4 2024
- New holders
- 15
- 38 more added
- Sold out
- 12
- 38 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MEC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 155 | $790.6M |
| Q1 2026 | 124 | $258.4M |
| Q4 2025 | 123 | $260.4M |
| Q3 2025 | 104 | $183.6M |
| Q2 2025 | 113 | $202.5M |
| Q1 2025 | 117 | $167.8M |
| Q4 2024 | 115 | $195.4M |
| Q3 2024 | 116 | $246.3M |
| Q2 2024 | 97 | $179.1M |
| Q1 2024 | 81 | $136.6M |
| Q4 2023 | 79 | $133.4M |
| Q3 2023 | 86 | $97.8M |
| Q2 2023 | 86 | $108.7M |
| Q1 2023 | 77 | $116.8M |
| Q4 2022 | 69 | $88.5M |
| Q3 2022 | 59 | $41.3M |
| Q2 2022 | 64 | $55.6M |
| Q1 2022 | 65 | $70.0M |
| Q4 2021 | 69 | $108.4M |
| Q3 2021 | 78 | $141.2M |
| Q2 2021 | 58 | $164.5M |
| Q1 2021 | 59 | $106.9M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Mayville Engineering Company, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bridgeway Capital Management, LLC | 212,875 | $2.86M | 0.07% | +7,794+3.8% | Added |
| Bank of America Corp | 240,226 | $3.23M | 0.00% | +23,300+10.7% | Added |
| JB Capital Partners LP | 250,512 | $3.36M | 0.71% | 00.0% | Unchanged |
| American Century Companies Inc | 252,139 | $3.39M | 0.00% | +32,426+14.8% | Added |
| State Street Corp | 252,369 | $3.39M | 0.00% | +2,400+1.0% | Added |
| Arrowstreet Capital, Limited Partnership | 266,400 | $3.58M | 0.00% | +14,004+5.5% | Added |
| Geode Capital Management, LLC | 290,769 | $3.91M | 0.00% | +13,320+4.8% | Added |
| Ancora Advisors, LLC | 309,580 | $4.16M | 0.09% | +1,791+0.6% | Added |
| Nokomis Capital, L.L.C. | 346,966 | $4.66M | 2.01% | −102,826−22.9% | Reduced |
| First Eagle Investment Management, LLC | 351,875 | $4.73M | 0.01% | +19,500+5.9% | Added |
| Granahan Investment Management Inc | 478,038 | $6.42M | 0.32% | −100,929−17.4% | Reduced |
| Royce & Associates LP | 591,319 | $7.94M | 0.09% | +7,022+1.2% | Added |
| Vanguard Group Inc | 616,146 | $8.27M | 0.00% | −17,606−2.8% | Reduced |
| Tocqueville Asset Management L.P. | 621,204 | $8.34M | 0.14% | −8,510−1.4% | Reduced |
| Dimensional Fund Advisors LP | 772,568 | $10.4M | 0.00% | +67,909+9.6% | Added |
| BlackRock, Inc. | 849,591 | $11.4M | 0.00% | +834+0.1% | Added |
| Allspring Global Investments Holdings, LLC | 2,441,077 | $33.6M | 0.06% | +1,481+0.1% | Added |
| Harbor Capital Advisors, Inc. | 0 | $0 | 0.00% | −82,413−100.0% | Sold out |
| Yarbrough Capital, LLC | 0 | $0 | 0.00% | −26,866−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −24,704−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −22,002−100.0% | Sold out |
| Riverwater Partners LLC | 0 | $0 | 0.00% | −21,577−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −15,623−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −13,751−100.0% | Sold out |
| Cornercap Investment Counsel Inc | 0 | $0 | 0.00% | −13,170−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −11,264−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −2,550−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −2,846−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |