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Boothbay Fund Management’s Mayville Engineering Co MEC Stock Holding History

Boothbay Fund Management’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 		$1.15M Buy
+30,584
New +$817K 0.02% 1011
2026
Q1 		– Sell
-12,160
Closed -$228K – 2314
2025
Q4 		$228K Buy
+12,160
New +$198K ﹤0.01% 1605

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

Boothbay Fund Management's MEC Position: Q2 2026 in Review

Boothbay Fund Management opened a new position in Mayville Engineering Co (MEC) in Q2 2026: 30,584 shares worth $1.15M. The stake represents 0.02% of the portfolio and ranks #1011 among its holdings. This is a return to the name: Boothbay Fund Management previously reported a position in MEC as recently as Q4 2025.

Boothbay Fund Management first reported a position in MEC in Q4 2025 and has held it in 2 quarters since. 155 funds tracked by Wall St. Rank hold MEC as of Q2 2026.

  • Boothbay Fund Management held 30,584 shares of Mayville Engineering Co worth $1.15M as of Q2 2026.
  • Mayville Engineering Co was a new Boothbay Fund Management position in Q2 2026.
  • Mayville Engineering Co made up 0.02% of Boothbay Fund Management's portfolio in Q2 2026, its #1011 holding.
  • Boothbay Fund Management first reported a position in Mayville Engineering Co in Q4 2025 and has held it in 2 quarters since.
  • 155 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q2 2026.

Based on Boothbay Fund Management's 13F filing for Q2 2026, filed 14 Aug 2026.