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
2026
Q2 		$3.2M Buy
+85,462
New +$2.28M ﹤0.01% 5496
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

PCM
Portolan Capital Management Boston, Massachusetts $2.67B AUM 169.09% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $65.2B AUM 39.42% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Susquehanna International Group's MEC Position: Q2 2026 in Review

Susquehanna International Group opened a new position in Mayville Engineering Co (MEC) in Q2 2026: 85,462 shares worth $3.2M. The stake represents ﹤0.01% of the portfolio and ranks #5496 among its holdings. This is a return to the name: Susquehanna International Group previously reported a position in MEC as recently as Q2 2025.

Susquehanna International Group first reported a position in MEC in Q2 2019 and has held it in 9 quarters since. 155 funds tracked by Wall St. Rank hold MEC as of Q2 2026.

  • Susquehanna International Group held 85,462 shares of Mayville Engineering Co worth $3.2M as of Q2 2026.
  • Mayville Engineering Co was a new Susquehanna International Group position in Q2 2026.
  • Mayville Engineering Co made up ﹤0.01% of Susquehanna International Group's portfolio in Q2 2026, its #5496 holding.
  • Susquehanna International Group first reported a position in Mayville Engineering Co in Q2 2019 and has held it in 9 quarters since.
  • 155 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.