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, Q2 2026
Institutional positions in Mayville Engineering Company, Inc. as of Jun 30, 2026. 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
- 155
- +33 vs. Q1 2026
- Shares held
- 21.2M
- +6.82M (+47.5%) vs. Q1 2026
- Total value
- $790.6M
- +$533.0M (+206.9%) vs. Q1 2026
- New holders
- 53
- 45 more added
- Sold out
- 20
- 39 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Mayville Engineering Company, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 12,026 | $451.0K | 0.00% | +12,026 | New |
| US Bancorp | 11,385 | $426.5K | 0.00% | +11,374+103,400.0% | Added |
| EntryPoint Capital, LLC | 10,793 | $404.3K | 0.10% | +10,793 | New |
| Worth Venture Partners, LLC | 10,641 | $398.6K | 0.90% | −4,469−29.6% | Reduced |
| Barclays PLC | 10,197 | $382.0K | 0.00% | −8,831−46.4% | Reduced |
| Heck Capital Advisors, LLC | 10,072 | $377.3K | 0.02% | −1,422−12.4% | Reduced |
| Delta Capital Management LLC | 9,920 | $372.0K | 0.17% | +9,920 | New |
| Schonfeld Strategic Advisors LLC | 9,606 | $359.8K | 0.00% | +9,606 | New |
| Centiva Capital, LP | 9,504 | $356.0K | 0.01% | +9,504 | New |
| MetLife Investment Management | 8,648 | $324.0K | 0.00% | +690+8.7% | Added |
| Vanguard Global Advisers, LLC | 8,118 | $304.1K | 0.00% | +2,182+36.8% | Added |
| Harbour Investments, Inc. | 7,700 | $288.4K | 0.00% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 7,519 | $281.7K | 0.01% | −7,400−49.6% | Reduced |
| Raymond James Financial Inc | 7,490 | $280.6K | 0.00% | +7,490 | New |
| Quantbot Technologies LP | 7,027 | $263.2K | 0.01% | +7,027 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 6,918 | $259.1K | 0.00% | +6,918 | New |
| Calamos Advisors LLC | 6,883 | $257.8K | 0.00% | +6,883 | New |
| Gsa Capital Partners LLP | 6,814 | $255.0K | 0.02% | +6,814 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 6,743 | $252.6K | 0.00% | +502+8.0% | Added |
| Engineers Gate Manager LP | 5,683 | $212.9K | 0.00% | +5,683 | New |
| Occudo Quantitative Strategies LP | 5,634 | $211.1K | 0.01% | +5,634 | New |
| Brevan Howard Capital Management LP | 5,581 | $209.1K | 0.00% | −6,442−53.6% | Reduced |
| New York State Common Retirement Fund | 5,395 | $202.1K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 4,651 | $174.2K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 4,560 | $168.7K | 0.00% | −1,621−26.2% | Reduced |
| State of Alaska, Department of Revenue | 3,903 | $146.0K | 0.00% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 2,147 | $80.4K | 0.03% | +2,147 | New |
| Parkside Financial Bank & Trust | 1,665 | $62.4K | 0.00% | +1,630+4,657.1% | Added |
| Simplex Trading, LLC | 1,529 | $57.3K | 0.00% | +1,529 | New |
| Legal & General Group Plc | 1,420 | $53.2K | 0.00% | +160+12.7% | Added |
| Ameritas Investment Partners, Inc. | 1,329 | $49.8K | 0.00% | −125−8.6% | Reduced |
| Avion Wealth | 1,000 | $37.0K | 0.01% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 943 | $35.3K | 0.00% | +943 | New |
| SRS Capital Advisors, Inc. | 709 | $26.6K | 0.00% | +709 | New |
| Tower Research Capital LLC (TRC) | 636 | $23.8K | 0.00% | −645−50.4% | Reduced |
| Royal Bank of Canada | 561 | $21.0K | 0.00% | −2,886−83.7% | Reduced |
| Bard Associates Inc | 500 | $18.7K | 0.00% | +500 | New |
| Sterling Capital Management LLC | 295 | $11.1K | 0.00% | −106−26.4% | Reduced |
| Rockefeller Capital Management L.P. | 276 | $10.3K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 229 | $8.58K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 184 | $6.89K | 0.00% | −524−74.0% | Reduced |
| GAMMA Investing LLC | 174 | $6.52K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 131 | $4.91K | 0.00% | +131 | New |
| Fifth Third Bancorp | 118 | $4.41K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 66 | $2.47K | 0.00% | +8+13.8% | Added |
| Farther Finance Advisors, LLC | 48 | $1.80K | 0.00% | +34+242.9% | Added |
| Quarry LP | 44 | $1.65K | 0.00% | +44 | New |
| Bare Financial Services, Inc | 37 | $1.39K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 27 | $1.01K | 0.00% | +2+8.0% | Added |
| Nisa Investment Advisors, LLC | 26 | $974 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 20 | $749 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 18 | $674 | 0.00% | +18 | New |
| Essential Partners LLC | 14 | $524 | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 13 | $487 | 0.00% | +13 | New |
| National Bank of Canada | 4 | $149 | 0.00% | +4 | New |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −351,790−100.0% | Sold out |
| Roubaix Capital, LLC | 0 | $0 | 0.00% | −210,657−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −185,261−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −50,659−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −44,587−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −36,765−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −35,698−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −32,133−100.0% | Sold out |
| SummitTX Capital, L.P. | 0 | $0 | 0.00% | −18,696−100.0% | Sold out |
| Gradient Investments LLC | 0 | $0 | 0.00% | −17,104−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −12,810−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −12,430−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −414−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −124−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −115−100.0% | Sold out |
| Annis Gardner Whiting Capital Advisors, LLC | 0 | $0 | 0.00% | −80−100.0% | Sold out |
| Bayban | 0 | $0 | 0.00% | −43−100.0% | Sold out |
| Vermillion Wealth Management, Inc. | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Journey Strategic Wealth LLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |