Needham Investment Management’s Mayville Engineering Co MEC Stock Holding History

Needham Investment 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 Q1	$359K	Buy	+20,000	New	+$385K	0.02%	162

Other funds holding MEC

Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

PCM

Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

EVR Research Richmond, Virginia $250M AUM 41.5% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return

First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

GIM

Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return

Needham Investment Management's MEC Position: Q1 2026 in Review

Needham Investment Management opened a new position in Mayville Engineering Co (MEC) in Q1 2026: 20,000 shares worth $359K. The stake represents 0.02% of the portfolio and ranks #162 among its holdings.

124 funds tracked by Wall St. Rank hold MEC as of Q1 2026.

Needham Investment Management held 20,000 shares of Mayville Engineering Co worth $359K as of Q1 2026.
Mayville Engineering Co was a new Needham Investment Management position in Q1 2026.
Mayville Engineering Co made up 0.02% of Needham Investment Management's portfolio in Q1 2026, its #162 holding.
124 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q1 2026.

Based on Needham Investment Management's 13F filing for Q1 2026, filed 15 May 2026.