GAMMA Investing
MNSB icon

GAMMA Investing’s MainStreet Bancshares MNSB Stock Holding History

GAMMA Investing’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
Q3 		$12.4K Buy
501
+377
+304% +$9.25K ﹤0.01% 3224
2026
Q2 		$3.06K Buy
124
+95
+328% +$2.23K ﹤0.01% 3644
2026
Q1 		$644 Buy
+29
New +$625 ﹤0.01% 3911
2025
Q4 		– Sell
-28
Closed -$583 – 4117
2025
Q3 		$583 Buy
+28
New +$589 ﹤0.01% 3695

Other funds holding MNSB

Banc Funds Company
Banc Funds Company Chicago, Illinois $630M AUM 18.94% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $85.7B AUM 51.02% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $229B AUM 33.35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $463B AUM
STRS Ohio
STRS Ohio Columbus, Ohio $27.1B AUM 34.64% 1-Year Est. Return

GAMMA Investing's MNSB Position: Q3 2026 in Review

GAMMA Investing increased its MainStreet Bancshares (MNSB) stake by 304% in Q3 2026, buying an estimated $9.25K and bringing the position to 501 shares worth $12.4K. The position accounts for ﹤0.01% of the portfolio, ranked #3224.

GAMMA Investing first reported a position in MNSB in Q3 2025 and has held it in 4 quarters since. 66 funds tracked by Wall St. Rank hold MNSB as of Q3 2026.

  • GAMMA Investing held 501 shares of MainStreet Bancshares worth $12.4K as of Q3 2026.
  • GAMMA Investing bought 377 MainStreet Bancshares shares in Q3 2026, an estimated $9.25K.
  • MainStreet Bancshares made up ﹤0.01% of GAMMA Investing's portfolio in Q3 2026, its #3224 holding.
  • GAMMA Investing first reported a position in MainStreet Bancshares in Q3 2025 and has held it in 4 quarters since.
  • 66 funds tracked by Wall St. Rank held MainStreet Bancshares as of Q3 2026.

Based on GAMMA Investing's 13F filing for Q3 2026, filed 8 Oct 2026.