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Polar Asset Management Partners’s Mayville Engineering Co MEC Stock Holding History

Polar Asset Management Partners’s Portfolio MEC Stock Details MEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-131,053
Closed -$1.76M – 665
2025
Q1 		$1.76M Buy
131,053
+34,500
+36% +$519K 0.04% 268
2024
Q4 		$1.52M Buy
+96,553
New +$1.77M 0.02% 387

Other funds holding MEC

Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
TAM
Tocqueville Asset Management New York $6.74B AUM 32.29% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
AA
Ancora Advisors Cleveland, Ohio $4.7B AUM 19.05% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

Polar Asset Management Partners's MEC Position: Q2 2025 in Review

Polar Asset Management Partners sold out of Mayville Engineering Co (MEC) in Q2 2025, closing a stake of 131,053 shares — an estimated $1.76M sold.

Polar Asset Management Partners first reported a position in MEC in Q4 2024 and held it in 2 quarters. The position peaked at $1.76M in Q1 2025. 112 funds tracked by Wall St. Rank hold MEC as of Q2 2025.

  • Polar Asset Management Partners reported no remaining Mayville Engineering Co position as of Q2 2025 after selling out during the quarter.
  • Polar Asset Management Partners sold 131,053 Mayville Engineering Co shares in Q2 2025, an estimated $1.76M.
  • Polar Asset Management Partners first reported a position in Mayville Engineering Co in Q4 2024 and held it in 2 quarters.
  • Polar Asset Management Partners's Mayville Engineering Co position peaked at $1.76M in Q1 2025.
  • 112 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q2 2025.

Based on Polar Asset Management Partners's 13F filing for Q2 2025, filed 14 Aug 2025.