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, Q4 2025
Institutional positions in Mayville Engineering Company, Inc. as of Dec 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
- 123
- +19 vs. Q3 2025
- Shares held
- 13.9M
- +603.3K (+4.5%) vs. Q3 2025
- Total value
- $260.4M
- +$76.8M (+41.8%) vs. Q3 2025
- New holders
- 30
- 34 more added
- Sold out
- 11
- 42 more reduced
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Mayville Engineering Company, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 11 | $0 | 0.00% | +11 | New |
| SRS Capital Advisors, Inc. | 2 | $37 | 0.00% | −1,614−99.9% | Reduced |
| True Wealth Design, LLC | 9 | $169 | 0.00% | −2−18.2% | Reduced |
| The PNC Financial Services Group, Inc. | 13 | $243 | 0.00% | +5+62.5% | Added |
| Essential Partners LLC | 14 | $262 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 25 | $468 | 0.00% | −41−62.1% | Reduced |
| Nisa Investment Advisors, LLC | 26 | $487 | 0.00% | −33−55.9% | Reduced |
| Torren Management, LLC | 26 | $487 | 0.00% | +26 | New |
| Vermillion Wealth Management, Inc. | 30 | $562 | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 35 | $656 | 0.00% | 00.0% | Unchanged |
| Bare Financial Services, Inc | 37 | $693 | 0.00% | +37 | New |
| UBS Asset Management Americas Inc | 47 | $880 | 0.00% | +47 | New |
| Allworth Financial LP | 58 | $1.09K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 141 | $2.64K | 0.00% | +141 | New |
| GAMMA Investing LLC | 174 | $3.26K | 0.00% | +94+117.5% | Added |
| Optiver Holding B.V. | 236 | $4.42K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 285 | $5.33K | 0.00% | +285 | New |
| Comerica Bank | 358 | $6.70K | 0.00% | −40−10.1% | Reduced |
| Amalgamated Bank | 411 | $8.00K | 0.00% | +39+10.5% | Added |
| Rockefeller Capital Management L.P. | 583 | $10.9K | 0.00% | +307+111.2% | Added |
| Quarry LP | 659 | $12.3K | 0.00% | +659 | New |
| California State Teachers Retirement System | 805 | $15.1K | 0.00% | −118−12.8% | Reduced |
| CWM, LLC | 901 | $17.0K | 0.00% | −35−3.7% | Reduced |
| Avion Wealth | 1,000 | $18.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,090 | $20.4K | 0.00% | −435−28.5% | Reduced |
| Legal & General Group Plc | 1,260 | $23.6K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1,391 | $26.0K | 0.00% | +167+13.6% | Added |
| Ameritas Investment Partners, Inc. | 1,454 | $27.2K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 2,094 | $39.2K | 0.00% | +1,384+194.9% | Added |
| Public Employees Retirement System of Ohio | 2,189 | $41.0K | 0.00% | −14,500−86.9% | Reduced |
| Jones Financial Companies LLLP | 2,929 | $54.8K | 0.00% | +1,600+120.4% | Added |
| BNP Paribas Arbitrage, SA | 2,955 | $55.3K | 0.00% | +204+7.4% | Added |
| FMR LLC | 3,329 | $62.3K | 0.00% | +62+1.9% | Added |
| Royal Bank of Canada | 3,784 | $70.0K | 0.00% | −4,821−56.0% | Reduced |
| State of Alaska, Department of Revenue | 3,903 | $73.0K | 0.00% | +3,903 | New |
| Aquatic Capital Management LLC | 4,383 | $82.0K | 0.00% | +4,383 | New |
| Police & Firemen's Retirement System of New Jersey | 4,651 | $87.1K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 5,395 | $101.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 5,553 | $104.0K | 0.00% | −936−14.4% | Reduced |
| Picton Mahoney Asset Management | 5,800 | $108.6K | 0.00% | +5,800 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 6,105 | $114.3K | 0.00% | −563−8.4% | Reduced |
| Harbour Investments, Inc. | 7,700 | $144.1K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 7,827 | $146.5K | 0.00% | +7,827 | New |
| MetLife Investment Management | 7,958 | $149.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 8,249 | $154.4K | 0.00% | +8,249 | New |
| Quest Partners LLC | 10,954 | $205.1K | 0.01% | +2,612+31.3% | Added |
| ExodusPoint Capital Management, LP | 11,316 | $211.8K | 0.00% | −14,723−56.5% | Reduced |
| Boothbay Fund Management, LLC | 12,160 | $227.6K | 0.01% | +12,160 | New |
| Alliancebernstein L.P. | 12,810 | $239.8K | 0.00% | −380−2.9% | Reduced |
| HRT Financial LP | 12,933 | $242.0K | 0.00% | +12,933 | New |
| Wealth Enhancement Advisory Services, LLC | 13,792 | $245.4K | 0.00% | +800+6.2% | Added |
| Franklin Resources Inc | 13,458 | $251.9K | 0.00% | −14,320−51.6% | Reduced |
| Worth Venture Partners, LLC | 13,735 | $257.1K | 1.86% | +13,735 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 14,919 | $279.3K | 0.01% | −8,000−34.9% | Reduced |
| SummitTX Capital, L.P. | 15,118 | $283.0K | 0.01% | +15,118 | New |
| Sterling Capital Management LLC | 16,171 | $302.7K | 0.00% | −200−1.2% | Reduced |
| Johnson Financial Group, Inc. | 16,475 | $308.4K | 0.01% | +16,475 | New |
| Rhumbline Advisers | 18,032 | $337.6K | 0.00% | −2,021−10.1% | Reduced |
| D. E. Shaw & Co., Inc. | 19,416 | $363.5K | 0.00% | +19,416 | New |
| Gradient Investments LLC | 20,904 | $391.3K | 0.01% | −195−0.9% | Reduced |
| XTX Topco Ltd | 21,334 | $399.4K | 0.01% | +21,334 | New |
| LPL Financial LLC | 21,788 | $407.9K | 0.00% | +411+1.9% | Added |
| Wells Fargo & Company | 22,491 | $421.0K | 0.00% | +5,768+34.5% | Added |
| Envestnet Asset Management Inc | 23,358 | $437.3K | 0.00% | −892−3.7% | Reduced |
| O'Shaughnessy Asset Management, LLC | 27,144 | $508.1K | 0.00% | −2,704−9.1% | Reduced |
| Invesco Ltd. | 27,870 | $521.7K | 0.00% | +1,679+6.4% | Added |
| Journey Strategic Wealth LLC | 29,185 | $546.3K | 0.01% | +29,185 | New |
| Perritt Capital Management Inc | 30,000 | $561.6K | 0.94% | 00.0% | Unchanged |
| Sentinus, LLC | 30,000 | $561.6K | 0.05% | +30,000 | New |
| Jacobs Levy Equity Management, Inc | 31,868 | $596.6K | 0.00% | −138,467−81.3% | Reduced |
| AQR Capital Management LLC | 31,908 | $597.3K | 0.00% | −27,632−46.4% | Reduced |
| Janney Montgomery Scott LLC | 34,150 | $639.0K | 0.00% | −2,515−6.9% | Reduced |
| Essential Investment Partners LLC | 34,269 | $641.5K | 0.60% | +34,269 | New |
| Barclays PLC | 37,025 | $693.1K | 0.00% | +348+0.9% | Added |
| Raymond James Financial Inc | 38,672 | $723.9K | 0.00% | +13,485+53.5% | Added |
| Sheets Smith Wealth Management | 38,975 | $729.6K | 0.08% | 00.0% | Unchanged |
| Formula Growth Ltd | 40,000 | $748.8K | 0.29% | +40,000 | New |
| State of Wisconsin Investment Board | 40,697 | $761.8K | 0.00% | +4,900+13.7% | Added |
| Bank of New York Mellon Corp | 42,289 | $791.6K | 0.00% | −164−0.4% | Reduced |
| Charles Schwab Investment Management Inc | 43,455 | $813.5K | 0.00% | +4,324+11.1% | Added |
| SummerHaven Investment Management, LLC | 51,725 | $968.3K | 0.55% | 00.0% | Unchanged |
| Jane Street Group, LLC | 53,074 | $993.5K | 0.00% | +34,344+183.4% | Added |
| Panagora Asset Management Inc | 54,594 | $1.02M | 0.00% | −13,778−20.2% | Reduced |
| Tocqueville Asset Management L.P. | 71,100 | $1.33M | 0.02% | −450,000−86.4% | Reduced |
| Renaissance Technologies LLC | 71,200 | $1.33M | 0.00% | −83,800−54.1% | Reduced |
| Morgan Stanley | 82,390 | $1.54M | 0.00% | +47,389+135.4% | Added |
| SEI Investments Co | 83,569 | $1.56M | 0.00% | +28,255+51.1% | Added |
| Nuveen, LLC | 87,587 | $1.64M | 0.00% | +38,250+77.5% | Added |
| Goldman Sachs Group Inc | 89,747 | $1.68M | 0.00% | −3,235−3.5% | Reduced |
| Northern Trust Corp | 94,368 | $1.77M | 0.00% | −14,862−13.6% | Reduced |
| Wealthspire Advisors, LLC | 95,415 | $1.79M | 0.01% | 00.0% | Unchanged |
| Citadel Advisors LLC | 103,463 | $1.94M | 0.00% | +103,463 | New |
| Kennedy Capital Management, Inc. | 104,345 | $1.95M | 0.04% | +104,345 | New |
| Anchor Capital Advisors LLC | 108,318 | $2.03M | 0.06% | +8,543+8.6% | Added |
| Advisor Group Holdings, Inc. | 120,078 | $2.25M | 0.00% | −1,708−1.4% | Reduced |
| Ancora Advisors, LLC | 126,030 | $2.36M | 0.05% | −102,270−44.8% | Reduced |
| Roubaix Capital, LLC | 146,297 | $2.74M | 1.17% | −66,391−31.2% | Reduced |
| UBS Group AG | 146,552 | $2.74M | 0.00% | +40,798+38.6% | Added |
| Millennium Management LLC | 153,200 | $2.87M | 0.00% | +153,200 | New |
| Silvercrest Asset Management Group LLC | 179,941 | $3.37M | 0.02% | +179,941 | New |