William Blair & Company’s Mercantile Bank Corp MBWM Stock Holding History

William Blair & Company’s Portfolio MBWM Stock Details MBWM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$616K	Buy	+12,189	New	+$626K	﹤0.01%	1076

Other funds holding MBWM

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

NSAM

North Star Asset Management Neenah, Wisconsin $2.31B AUM 10.09% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

William Blair & Company's MBWM Position: Q1 2026 in Review

William Blair & Company opened a new position in Mercantile Bank Corp (MBWM) in Q1 2026: 12,189 shares worth $616K. The stake represents ﹤0.01% of the portfolio and ranks #1076 among its holdings.

200 funds tracked by Wall St. Rank hold MBWM as of Q1 2026.

William Blair & Company held 12,189 shares of Mercantile Bank Corp worth $616K as of Q1 2026.
Mercantile Bank Corp was a new William Blair & Company position in Q1 2026.
Mercantile Bank Corp made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1076 holding.
200 funds tracked by Wall St. Rank held Mercantile Bank Corp as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.