Susquehanna International Group
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Susquehanna International Group’s Mayville Engineering Co MEC Stock Holding History

Susquehanna International Group’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
Q3 		– Sell
-28,186
Closed -$450K – 13288
2025
Q2 		$450K Buy
28,186
+4,449
+19% +$63.6K ﹤0.01% 9422
2025
Q1 		$319K Buy
23,737
+6,138
+35% +$92.3K ﹤0.01% 9932
2024
Q4 		$277K Buy
+17,599
New +$322K ﹤0.01% 10010
2024
Q3 		– Sell
-14,032
Closed -$234K – 12603
2024
Q2 		$234K Buy
+14,032
New +$212K ﹤0.01% 10018
2023
Q4 		– Sell
-12,129
Closed -$151K – 12914
2023
Q3 		$133K Buy
+12,129
New +$140K ﹤0.01% 10675
2023
Q2 		– Sell
-61,811
Closed -$781K – 12714
2023
Q1 		$922K Buy
61,811
+13,921
+29% +$203K ﹤0.01% 7027
2022
Q4 		$606K Buy
+47,890
New +$478K ﹤0.01% 7364
2019
Q3 		– Sell
-16,852
Closed -$233K – 10566
2019
Q2 		$233K Buy
+16,852
New +$260K ﹤0.01% 8827

Other funds holding MEC

Allspring Global Investments
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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
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
TAM
Tocqueville Asset Management New York $6.74B AUM 32.29% 1-Year Est. Return
2L
22NW LP Seattle, Washington $146M AUM 29.83% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Susquehanna International Group's MEC Position: Q3 2025 in Review

Susquehanna International Group sold out of Mayville Engineering Co (MEC) in Q3 2025, closing a stake of 28,186 shares — an estimated $450K sold.

Susquehanna International Group first reported a position in MEC in Q2 2019 and held it in 8 quarters. The position peaked at $922K in Q1 2023. 104 funds tracked by Wall St. Rank hold MEC as of Q3 2025.

  • Susquehanna International Group reported no remaining Mayville Engineering Co position as of Q3 2025 after selling out during the quarter.
  • Susquehanna International Group sold 28,186 Mayville Engineering Co shares in Q3 2025, an estimated $450K.
  • Susquehanna International Group first reported a position in Mayville Engineering Co in Q2 2019 and held it in 8 quarters.
  • Susquehanna International Group's Mayville Engineering Co position peaked at $922K in Q1 2023.
  • 104 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q3 2025.

Based on Susquehanna International Group's 13F filing for Q3 2025, filed 14 Nov 2025.