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, Q3 2025
Institutional positions in Mayville Engineering Company, Inc. as of Sep 30, 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
- 104
- −9 vs. Q2 2025
- Shares held
- 13.3M
- +638.0K (+5.0%) vs. Q2 2025
- Total value
- $183.6M
- −$19.0M (−9.4%) vs. Q2 2025
- New holders
- 12
- 44 more added
- Sold out
- 21
- 29 more reduced
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Mayville Engineering Company, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| The PNC Financial Services Group, Inc. | 8 | $110 | 0.00% | +8 | New |
| True Wealth Design, LLC | 11 | $152 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 14 | $193 | 0.00% | −4−22.2% | Reduced |
| Vermillion Wealth Management, Inc. | 30 | $413 | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 35 | $482 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 58 | $799 | 0.00% | −1−1.7% | Reduced |
| Nisa Investment Advisors, LLC | 59 | $812 | 0.00% | −17−22.4% | Reduced |
| EverSource Wealth Advisors, LLC | 66 | $908 | 0.00% | −49−42.6% | Reduced |
| GAMMA Investing LLC | 80 | $1.10K | 0.00% | −11−12.1% | Reduced |
| CIBC Private Wealth Group, LLC | 80 | $1.10K | 0.00% | +80 | New |
| Advisory Services Network, LLC | 210 | $2.89K | 0.00% | +210 | New |
| Optiver Holding B.V. | 236 | $3.25K | 0.00% | +236 | New |
| Rockefeller Capital Management L.P. | 276 | $3.80K | 0.00% | +276 | New |
| Amalgamated Bank | 372 | $5.00K | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 398 | $5.47K | 0.00% | −115−22.4% | Reduced |
| Clearstead Advisors, LLC | 710 | $9.77K | 0.00% | +710 | New |
| California State Teachers Retirement System | 923 | $12.7K | 0.00% | +1+0.1% | Added |
| CWM, LLC | 936 | $13.0K | 0.00% | −251−21.1% | Reduced |
| Avion Wealth | 1,000 | $13.0K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1,224 | $16.8K | 0.00% | −4,511−78.7% | Reduced |
| Legal & General Group Plc | 1,260 | $17.3K | 0.00% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 1,287 | $18.0K | 0.00% | +126+10.9% | Added |
| Jones Financial Companies LLLP | 1,329 | $18.0K | 0.00% | +215+19.3% | Added |
| Ameritas Investment Partners, Inc. | 1,454 | $20.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,525 | $21.0K | 0.00% | −392−20.4% | Reduced |
| SRS Capital Advisors, Inc. | 1,616 | $22.2K | 0.00% | +1,616 | New |
| BNP Paribas Arbitrage, SA | 2,751 | $37.9K | 0.00% | +1,435+109.0% | Added |
| FMR LLC | 3,267 | $45.0K | 0.00% | +122+3.9% | Added |
| Police & Firemen's Retirement System of New Jersey | 4,651 | $64.0K | 0.00% | +2,094+81.9% | Added |
| New York State Common Retirement Fund | 5,395 | $74.2K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 6,489 | $89.3K | 0.00% | −1,447−18.2% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 6,668 | $91.8K | 0.00% | −1,123−14.4% | Reduced |
| Harbour Investments, Inc. | 7,700 | $106.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 7,958 | $109.5K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 8,342 | $114.8K | 0.01% | +1,733+26.2% | Added |
| Royal Bank of Canada | 8,605 | $118.0K | 0.00% | −22,188−72.1% | Reduced |
| State of Wyoming | 12,315 | $169.5K | 0.02% | −428−3.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 12,992 | $169.5K | 0.00% | +340+2.7% | Added |
| Alliancebernstein L.P. | 13,190 | $181.5K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 16,371 | $225.3K | 0.00% | +555+3.5% | Added |
| Public Employees Retirement System of Ohio | 16,689 | $229.6K | 0.00% | +5,855+54.0% | Added |
| Wells Fargo & Company | 16,723 | $230.1K | 0.00% | +2,479+17.4% | Added |
| Jane Street Group, LLC | 18,730 | $257.7K | 0.00% | +18,730 | New |
| Prudential Financial Inc | 19,025 | $261.8K | 0.00% | +19,025 | New |
| Rhumbline Advisers | 20,053 | $275.9K | 0.00% | +84+0.4% | Added |
| Gradient Investments LLC | 21,099 | $290.3K | 0.00% | −470−2.2% | Reduced |
| LPL Financial LLC | 21,377 | $294.1K | 0.00% | +531+2.5% | Added |
| STRS Ohio | 22,300 | $306.8K | 0.00% | −8,800−28.3% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 22,919 | $315.4K | 0.01% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 24,098 | $331.6K | 0.13% | +8,184+51.4% | Added |
| Envestnet Asset Management Inc | 24,250 | $333.7K | 0.00% | −1,030−4.1% | Reduced |
| Raymond James Financial Inc | 25,187 | $346.6K | 0.00% | +740+3.0% | Added |
| ExodusPoint Capital Management, LP | 26,039 | $358.3K | 0.01% | +26,039 | New |
| Invesco Ltd. | 26,191 | $360.4K | 0.00% | −3,231−11.0% | Reduced |
| Victory Capital Management Inc | 26,731 | $367.8K | 0.00% | +11,550+76.1% | Added |
| Franklin Resources Inc | 27,778 | $382.2K | 0.00% | +11,919+75.2% | Added |
| O'Shaughnessy Asset Management, LLC | 29,848 | $410.7K | 0.00% | −746−2.4% | Reduced |
| Perritt Capital Management Inc | 30,000 | $412.8K | 0.20% | 00.0% | Unchanged |
| Morgan Stanley | 35,001 | $481.6K | 0.00% | −27,301−43.8% | Reduced |
| Martingale Asset Management L P | 35,610 | $490.0K | 0.01% | −7,906−18.2% | Reduced |
| State of Wisconsin Investment Board | 35,797 | $492.6K | 0.00% | +11,500+47.3% | Added |
| Barclays PLC | 36,677 | $504.7K | 0.00% | −3,825−9.4% | Reduced |
| Janney Montgomery Scott LLC | 36,665 | $505.0K | 0.00% | +166+0.5% | Added |
| Sheets Smith Wealth Management | 38,975 | $536.3K | 0.06% | +390+1.0% | Added |
| Charles Schwab Investment Management Inc | 39,131 | $538.4K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 42,453 | $584.2K | 0.00% | +3,225+8.2% | Added |
| Nuveen, LLC | 49,337 | $678.9K | 0.00% | 00.0% | Unchanged |
| SummerHaven Investment Management, LLC | 51,725 | $711.7K | 0.41% | +51,725 | New |
| SEI Investments Co | 55,314 | $761.1K | 0.00% | +3,824+7.4% | Added |
| AQR Capital Management LLC | 59,540 | $819.3K | 0.00% | +34,166+134.6% | Added |
| Panagora Asset Management Inc | 68,372 | $940.8K | 0.00% | +29,385+75.4% | Added |
| Goldman Sachs Group Inc | 92,982 | $1.28M | 0.00% | +7,411+8.7% | Added |
| Wealthspire Advisors, LLC | 95,415 | $1.31M | 0.01% | 00.0% | Unchanged |
| Anchor Capital Advisors LLC | 99,775 | $1.37M | 0.04% | +2,137+2.2% | Added |
| UBS Group AG | 105,754 | $1.46M | 0.00% | +18,220+20.8% | Added |
| Northern Trust Corp | 109,230 | $1.50M | 0.00% | +7,492+7.4% | Added |
| Globeflex Capital L P | 116,468 | $1.60M | 0.25% | 00.0% | Unchanged |
| Empowered Funds, LLC | 121,880 | $1.68M | 0.02% | +13,894+12.9% | Added |
| Advisor Group Holdings, Inc. | 121,786 | $1.78M | 0.00% | −9,803−7.4% | Reduced |
| Renaissance Technologies LLC | 155,000 | $2.13M | 0.00% | +11,000+7.6% | Added |
| Jacobs Levy Equity Management, Inc | 170,335 | $2.34M | 0.01% | +33,952+24.9% | Added |
| CenterBook Partners LP | 177,659 | $2.44M | 0.12% | +82,573+86.8% | Added |
| Russell Investments Group, Ltd. | 192,394 | $2.65M | 0.00% | −23,785−11.0% | Reduced |
| Boston Partners | 198,160 | $2.73M | 0.00% | +198,160 | New |
| Bank of America Corp | 208,975 | $2.88M | 0.00% | −18,724−8.2% | Reduced |
| Roubaix Capital, LLC | 212,688 | $2.93M | 1.36% | +111,550+110.3% | Added |
| Ancora Advisors, LLC | 228,300 | $3.14M | 0.06% | −131,480−36.5% | Reduced |
| Bridgeway Capital Management, LLC | 236,548 | $3.25M | 0.07% | +13,894+6.2% | Added |
| Arrowstreet Capital, Limited Partnership | 268,635 | $3.70M | 0.00% | 00.0% | Unchanged |
| State Street Corp | 274,936 | $3.78M | 0.00% | +9,886+3.7% | Added |
| JB Capital Partners LP | 250,512 | $4.46M | 0.76% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 334,873 | $4.61M | 0.00% | +16,552+5.2% | Added |
| Granahan Investment Management Inc | 349,267 | $4.81M | 0.20% | −149,038−29.9% | Reduced |
| First Eagle Investment Management, LLC | 354,575 | $4.88M | 0.01% | +500+0.1% | Added |
| American Century Companies Inc | 364,794 | $5.02M | 0.00% | +57,812+18.8% | Added |
| Blair William & Co | 377,210 | $5.19M | 0.01% | +3,762+1.0% | Added |
| Ameriprise Financial Inc | 394,161 | $5.42M | 0.00% | +354,514+894.2% | Added |
| 22NW, LP | 399,890 | $5.50M | 2.86% | +244,440+157.2% | Added |
| Tocqueville Asset Management L.P. | 521,100 | $7.17M | 0.10% | −50,087−8.8% | Reduced |
| Royce & Associates LP | 566,717 | $7.80M | 0.08% | +7,868+1.4% | Added |