BlackRock
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BlackRock’s MainStreet Bancshares MNSB Stock Holding History

BlackRock’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 		$9.98M Buy
404,037
+56,429
+16% +$1.33M ﹤0.01% 3682
2026
Q1 		$7.72M Sell
347,608
-2,730
-0.8% -$58.9K ﹤0.01% 3649
2025
Q4 		$7.13M Buy
350,338
+17,115
+5% +$335K ﹤0.01% 3674
2025
Q3 		$6.94M Buy
333,223
+34,493
+12% +$726K ﹤0.01% 3628
2025
Q2 		$5.65M Buy
298,730
+237,701
+389% +$4.33M ﹤0.01% 3717
2025
Q1 		$1.02M Sell
61,029
-7,402
-11% -$124K ﹤0.01% 4181
2024
Q4 		$1.24M Sell
68,431
-8,839
-11% -$162K ﹤0.01% 4176
2024
Q3 		$1.43M Buy
77,270
+8,126
+12% +$140K ﹤0.01% 4092
2024
Q2 		$1.23M Sell
69,144
-316,625
-82% -$5.34M ﹤0.01% 4122
2024
Q1 		$7.01M Sell
385,769
-3,567
-0.9% -$70K ﹤0.01% 3533
2023
Q4 		$9.66M Buy
389,336
+67,989
+21% +$1.45M ﹤0.01% 3416
2023
Q3 		$6.6M Buy
321,347
+38,855
+14% +$888K ﹤0.01% 3543
2023
Q2 		$6.4M Buy
282,492
+264,654
+1,484% +$5.8M ﹤0.01% 3617
2023
Q1 		$419K Buy
17,838
+868
+5% +$23.8K ﹤0.01% 4570
2022
Q4 		$467K Buy
16,970
+260
+2% +$7.01K ﹤0.01% 4622
2022
Q3 		$381K Sell
16,710
-3,952
-19% -$93K ﹤0.01% 4804
2022
Q2 		$470K Sell
20,662
-2,891
-12% -$70K ﹤0.01% 4792
2022
Q1 		$573K Buy
23,553
+223
+1% +$5.51K ﹤0.01% 4837
2021
Q4 		$574K Buy
23,330
+743
+3% +$18.1K ﹤0.01% 4835
2021
Q3 		$542K Sell
22,587
-2,265
-9% -$53.4K ﹤0.01% 4735
2021
Q2 		$561K Sell
24,852
-388,167
-94% -$8.34M ﹤0.01% 4667
2021
Q1 		$8.57M Buy
413,019
+35,440
+9% +$672K ﹤0.01% 3670
2020
Q4 		$6.39M Buy
377,579
+27,293
+8% +$424K ﹤0.01% 3595
2020
Q3 		$4.29M Buy
350,286
+370
+0.1% +$4.86K ﹤0.01% 3638
2020
Q2 		$4.62M Sell
349,916
-33,431
-9% -$465K ﹤0.01% 3553
2020
Q1 		$6.42M Buy
383,347
+5,823
+2% +$121K ﹤0.01% 3226
2019
Q4 		$8.68M Buy
377,524
+1,523
+0.4% +$33.2K ﹤0.01% 3310
2019
Q3 		$7.92M Buy
376,001
+34,811
+10% +$757K ﹤0.01% 3318
2019
Q2 		$7.78M Buy
+341,190
New +$8.07M ﹤0.01% 3362

Other funds holding MNSB

BFC
Banc Funds Company Chicago, Illinois $605M AUM 26% 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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

BlackRock's MNSB Position: Q2 2026 in Review

BlackRock increased its MainStreet Bancshares (MNSB) stake by 16% in Q2 2026, buying an estimated $1.33M and bringing the position to 404,037 shares worth $9.98M. The position accounts for ﹤0.01% of the portfolio, ranked #3682.

BlackRock first reported a position in MNSB in Q2 2019 and has held it in 29 quarters since. 97 funds tracked by Wall St. Rank hold MNSB as of Q2 2026.

  • BlackRock held 404,037 shares of MainStreet Bancshares worth $9.98M as of Q2 2026.
  • BlackRock bought 56,429 MainStreet Bancshares shares in Q2 2026, an estimated $1.33M.
  • MainStreet Bancshares made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #3682 holding.
  • BlackRock first reported a position in MainStreet Bancshares in Q2 2019 and has held it in 29 quarters since.
  • 97 funds tracked by Wall St. Rank held MainStreet Bancshares as of Q2 2026.

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