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 |
|---|---|---|---|---|---|
| National Bank of Canada | 4 | $149 | 0.00% | +4 | New |
| Signaturefd, LLC | 13 | $487 | 0.00% | +13 | New |
| Essential Partners LLC | 14 | $524 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 18 | $674 | 0.00% | +18 | New |
| The PNC Financial Services Group, Inc. | 20 | $749 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 26 | $974 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 27 | $1.01K | 0.00% | +2+8.0% | Added |
| Bare Financial Services, Inc | 37 | $1.39K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 44 | $1.65K | 0.00% | +44 | New |
| Farther Finance Advisors, LLC | 48 | $1.80K | 0.00% | +34+242.9% | Added |
| Allworth Financial LP | 66 | $2.47K | 0.00% | +8+13.8% | Added |
| Fifth Third Bancorp | 118 | $4.41K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 131 | $4.91K | 0.00% | +131 | New |
| GAMMA Investing LLC | 174 | $6.52K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 184 | $6.89K | 0.00% | −524−74.0% | Reduced |
| UBS Asset Management Americas Inc | 229 | $8.58K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 276 | $10.3K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 295 | $11.1K | 0.00% | −106−26.4% | Reduced |
| Bard Associates Inc | 500 | $18.7K | 0.00% | +500 | New |
| Royal Bank of Canada | 561 | $21.0K | 0.00% | −2,886−83.7% | Reduced |
| Tower Research Capital LLC (TRC) | 636 | $23.8K | 0.00% | −645−50.4% | Reduced |
| SRS Capital Advisors, Inc. | 709 | $26.6K | 0.00% | +709 | New |
| Caitong International Asset Management Co., Ltd | 943 | $35.3K | 0.00% | +943 | New |
| Avion Wealth | 1,000 | $37.0K | 0.01% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,329 | $49.8K | 0.00% | −125−8.6% | Reduced |
| Legal & General Group Plc | 1,420 | $53.2K | 0.00% | +160+12.7% | Added |
| Simplex Trading, LLC | 1,529 | $57.3K | 0.00% | +1,529 | New |
| Parkside Financial Bank & Trust | 1,665 | $62.4K | 0.00% | +1,630+4,657.1% | Added |
| Persistent Asset Partners Ltd | 2,147 | $80.4K | 0.03% | +2,147 | New |
| State of Alaska, Department of Revenue | 3,903 | $146.0K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 4,560 | $168.7K | 0.00% | −1,621−26.2% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 4,651 | $174.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 5,395 | $202.1K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 5,581 | $209.1K | 0.00% | −6,442−53.6% | Reduced |
| Occudo Quantitative Strategies LP | 5,634 | $211.1K | 0.01% | +5,634 | New |
| Engineers Gate Manager LP | 5,683 | $212.9K | 0.00% | +5,683 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 6,743 | $252.6K | 0.00% | +502+8.0% | Added |
| Gsa Capital Partners LLP | 6,814 | $255.0K | 0.02% | +6,814 | New |
| Calamos Advisors LLC | 6,883 | $257.8K | 0.00% | +6,883 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 6,918 | $259.1K | 0.00% | +6,918 | New |
| Quantbot Technologies LP | 7,027 | $263.2K | 0.01% | +7,027 | New |
| Raymond James Financial Inc | 7,490 | $280.6K | 0.00% | +7,490 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 7,519 | $281.7K | 0.01% | −7,400−49.6% | Reduced |
| Harbour Investments, Inc. | 7,700 | $288.4K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 8,118 | $304.1K | 0.00% | +2,182+36.8% | Added |
| MetLife Investment Management | 8,648 | $324.0K | 0.00% | +690+8.7% | Added |
| Centiva Capital, LP | 9,504 | $356.0K | 0.01% | +9,504 | New |
| Schonfeld Strategic Advisors LLC | 9,606 | $359.8K | 0.00% | +9,606 | New |
| Delta Capital Management LLC | 9,920 | $372.0K | 0.17% | +9,920 | New |
| Heck Capital Advisors, LLC | 10,072 | $377.3K | 0.02% | −1,422−12.4% | Reduced |
| Barclays PLC | 10,197 | $382.0K | 0.00% | −8,831−46.4% | Reduced |
| Worth Venture Partners, LLC | 10,641 | $398.6K | 0.90% | −4,469−29.6% | Reduced |
| EntryPoint Capital, LLC | 10,793 | $404.3K | 0.10% | +10,793 | New |
| US Bancorp | 11,385 | $426.5K | 0.00% | +11,374+103,400.0% | Added |
| Price T Rowe Associates Inc | 12,026 | $451.0K | 0.00% | +12,026 | New |
| Creative Planning | 12,159 | $455.5K | 0.00% | +12,159 | New |
| Numerai GP LLC | 12,410 | $464.9K | 0.04% | −27,345−68.8% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 13,946 | $470.3K | 0.00% | +13,946 | New |
| Franklin Resources Inc | 12,816 | $480.1K | 0.00% | −712−5.3% | Reduced |
| Caption Management, LLC | 14,092 | $527.9K | 0.02% | +14,092 | New |
| Deutsche Bank AG | 14,278 | $534.9K | 0.00% | +4,041+39.5% | Added |
| Wesbanco Bank Inc | 18,000 | $674.3K | 0.02% | +18,000 | New |
| State of Wisconsin Investment Board | 18,171 | $680.7K | 0.00% | −14,091−43.7% | Reduced |
| AQR Capital Management LLC | 18,224 | $682.7K | 0.00% | −2,159−10.6% | Reduced |
| Envestnet Asset Management Inc | 18,920 | $708.7K | 0.00% | −1,381−6.8% | Reduced |
| Rhumbline Advisers | 20,001 | $749.2K | 0.00% | +1,801+9.9% | Added |
| Wells Fargo & Company | 20,300 | $760.4K | 0.00% | +7,731+61.5% | Added |
| HRT Financial LP | 21,568 | $807.0K | 0.00% | +21,568 | New |
| O'Shaughnessy Asset Management, LLC | 21,785 | $816.1K | 0.00% | −4,585−17.4% | Reduced |
| LPL Financial LLC | 22,172 | $830.6K | 0.00% | +401+1.8% | Added |
| Prelude Capital Management, LLC | 23,969 | $897.9K | 0.07% | +23,969 | New |
| Johnson Financial Group, Inc. | 26,000 | $974.0K | 0.03% | +9,525+57.8% | Added |
| Quadrature Capital Ltd | 26,477 | $991.8K | 0.01% | +26,477 | New |
| Divisadero Street Capital Management, LP | 27,482 | $1.03M | 0.02% | +27,482 | New |
| Renaissance Technologies LLC | 28,000 | $1.05M | 0.00% | −34,900−55.5% | Reduced |
| Harbor Capital Advisors, Inc. | 28,625 | $1.07M | 0.07% | +20,840+267.7% | Added |
| Kornitzer Capital Management Inc | 29,587 | $1.11M | 0.02% | +29,587 | New |
| North Star Investment Management Corp. | 30,000 | $1.12M | 0.06% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 30,584 | $1.15M | 0.02% | +30,584 | New |
| CenterBook Partners LP | 30,992 | $1.16M | 0.06% | −89,311−74.2% | Reduced |
| Janney Montgomery Scott LLC | 31,304 | $1.17M | 0.00% | −10.0% | Reduced |
| Aquatic Capital Management LLC | 31,731 | $1.19M | 0.04% | +22,830+256.5% | Added |
| Diametric Capital, LP | 35,727 | $1.34M | 0.14% | +35,727 | New |
| Sheets Smith Wealth Management | 37,897 | $1.42M | 0.14% | −1,078−2.8% | Reduced |
| Advisor Group Holdings, Inc. | 39,614 | $1.48M | 0.00% | −59,490−60.0% | Reduced |
| GatePass Capital, LLC | 40,000 | $1.50M | 0.57% | +40,000 | New |
| Bank of New York Mellon Corp | 44,873 | $1.68M | 0.00% | +6,022+15.5% | Added |
| SummerHaven Investment Management, LLC | 45,325 | $1.70M | 0.91% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 45,861 | $1.72M | 0.00% | +5,763+14.4% | Added |
| Balyasny Asset Management LLC | 47,052 | $1.76M | 0.00% | +47,052 | New |
| American Century Companies Inc | 48,211 | $1.81M | 0.00% | −173,462−78.3% | Reduced |
| Goldman Sachs Group Inc | 51,990 | $1.95M | 0.00% | −12,918−19.9% | Reduced |
| Citigroup Inc | 52,620 | $1.97M | 0.00% | +50,983+3,114.4% | Added |
| Essential Investment Partners LLC | 58,886 | $2.21M | 1.77% | +19,247+48.6% | Added |
| Polen Capital Management LLC | 61,827 | $2.32M | 0.02% | +61,827 | New |
| XTX Topco Ltd | 65,604 | $2.46M | 0.03% | +24,126+58.2% | Added |
| Panoramic Capital, LLC | 70,000 | $2.62M | 1.13% | −70,000−50.0% | Reduced |
| Tocqueville Asset Management L.P. | 71,100 | $2.66M | 0.04% | 00.0% | Unchanged |
| Formula Growth Ltd | 75,000 | $2.81M | 0.99% | −25,000−25.0% | Reduced |
| Invesco Ltd. | 75,331 | $2.82M | 0.00% | +48,303+178.7% | Added |