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Quadrature Capital’s MainStreet Bancshares MNSB Stock Holding History

Quadrature Capital’s Portfolio MNSB Stock Details MNSB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$240K Buy
+9,707
New +$228K ﹤0.01% 1293
2024
Q2 		– Sell
-20,023
Closed -$362K – 1371
2024
Q1 		$362K Buy
+20,023
New +$393K 0.01% 853
2023
Q2 		– Sell
-12,248
Closed -$288K – 1123
2023
Q1 		$288K Buy
+12,248
New +$336K 0.01% 685

Other funds holding MNSB

BFC
Banc Funds Company Chicago, Illinois $605M AUM 26% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
First Manhattan
First Manhattan New York $39.2B AUM 21.04% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Quadrature Capital's MNSB Position: Q2 2026 in Review

Quadrature Capital opened a new position in MainStreet Bancshares (MNSB) in Q2 2026: 9,707 shares worth $240K. The stake represents ﹤0.01% of the portfolio and ranks #1293 among its holdings. This is a return to the name: Quadrature Capital previously reported a position in MNSB as recently as Q1 2024.

Quadrature Capital first reported a position in MNSB in Q1 2023 and has held it in 3 quarters since. The position peaked at $362K in Q1 2024. 97 funds tracked by Wall St. Rank hold MNSB as of Q2 2026.

  • Quadrature Capital held 9,707 shares of MainStreet Bancshares worth $240K as of Q2 2026.
  • MainStreet Bancshares was a new Quadrature Capital position in Q2 2026.
  • MainStreet Bancshares made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1293 holding.
  • Quadrature Capital first reported a position in MainStreet Bancshares in Q1 2023 and has held it in 3 quarters since.
  • Quadrature Capital's MainStreet Bancshares position peaked at $362K in Q1 2024.
  • 97 funds tracked by Wall St. Rank held MainStreet Bancshares as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.