Vault-13

MAINSTREET BANCSHARES INC MNSB

COM · Common Stock · CUSIP 56064Y100

97 institutional holders +13 vs Q1 2026
4,009,4874.0m shares reported held*
56.3% of all shares outstanding*
$97.9mreported value*
17 new 42 added 21 reduced 3 sold out net sold ≈ $4.2m (-174.8k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($1.4m this quarter). Holder counts are more reliable. Shares outstanding: 7.1m as of 2026-07-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $24.43.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100Q3 22: 46Q4 22: 53Q1 23: 54Q2 23: 60Q3 23: 64Q4 23: 65Q1 24: 66Q2 24: 67Q3 24: 54Q4 24: 54Q1 25: 52Q2 25: 62Q3 25: 71Q4 25: 75Q1 26: 84Q2 26: 9797Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202246
Q4 202253
Q1 202354
Q2 202360
Q3 202364
Q4 202365
Q1 202466
Q2 202467
Q3 202454
Q4 202454
Q1 202552
Q2 202562
Q3 202571
Q4 202575
Q1 202684
Q2 202697

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 24: 20 bought or addedQ3 24: 29 cut or sold outQ4 24: 18 bought or addedQ4 24: 19 cut or sold outQ4 24Q1 25: 15 bought or addedQ1 25: 26 cut or sold outQ2 25: 36 bought or addedQ2 25: 21 cut or sold outQ2 25Q3 25: 37 bought or addedQ3 25: 23 cut or sold outQ4 25: 35 bought or addedQ4 25: 32 cut or sold outQ4 25Q1 26: 36 bought or addedQ1 26: 28 cut or sold outQ2 26: 59 bought or addedQ2 26: 24 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20242029
Q4 20241819
Q1 20251526
Q2 20253621
Q3 20253723
Q4 20253532
Q1 20263628
Q2 20265924

Biggest buyers

BlackRock, Inc. Added +56,429+56.4k
ACADIAN ASSET MANAGEMENT LLC Added +49,269+49.3k
AMERICAN CENTURY COMPANIES INC Added +49,060+49.1k
DIMENSIONAL FUND ADVISORS LP Added +38,381+38.4k
CITADEL ADVISORS LLC Added +34,826+34.8k
AQR CAPITAL MANAGEMENT LLC New +29,408+29.4k
STRS OHIO Added +25,600+25.6k
HRT FINANCIAL LP New +24,284+24.3k
GSA CAPITAL PARTNERS LLP New +23,242+23.2k
Trexquant Investment LP Added +22,486+22.5k

Biggest sellers

Fourthstone LLC Reduced -337,370-337.4k
ALLIANCEBERNSTEIN L.P. Reduced -136,330-136.3k
UBS Group AG Reduced -80,076-80.1k
VANGUARD CAPITAL MANAGEMENT LLC Reduced -39,021-39.0k
FIRST MANHATTAN CO. LLC. Reduced -26,377-26.4k
MENDON CAPITAL ADVISORS CORP Reduced -23,942-23.9k
WELLINGTON MANAGEMENT GROUP LLP Reduced -15,745-15.7k
Squarepoint Ops LLC Reduced -13,641-13.6k
Cresset Asset Management, LLC Reduced -12,960-13.0k
ELCO Management Co., LLC Reduced -12,091-12.1k

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
ALLIANCEBERNSTEIN L.P. 13G · institution -1.6 pts · filed 2026-08-14 5.9% -1.6 pts 418.4k≈ $10.3m 2026-08-14
BlackRock, Inc. 13G · institution new · filed 2026-07-29 5.6% new 396.6k≈ $9.8m 2026-07-29
BANC FUNDS CO LLC 13G · passive investor filed 2026-02-13 5.6% 422.0k≈ $10.4m 2026-02-13
MainStreet Bank 401(k) Retirement Plan 13G · institution new · filed 2026-02-24 5.1% new 383.8k≈ $9.5m 2026-02-24

Fell to 5% or below in the last year: Fourthstone LLC (0.7%, 2026-08-14), WELLINGTON MANAGEMENT GROUP LLP (4.7%, 2026-02-10)

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
404Q4 24: 4 buyingQ4 24: 1 sellingQ1 25: 1 buyingQ1 25: 0 sellingQ1 25Q2 25: 1 buyingQ2 25: 0 sellingQ3 25: 1 buyingQ3 25: 0 sellingQ3 25Q4 25: 3 buyingQ4 25: 1 sellingQ1 26: 0 buyingQ1 26: 0 sellingQ1 26Q2 26: 0 buyingQ2 26: 1 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20244$21.7k1$52.8k—
Q1 20251$1.9k0——
Q2 20251$2.3k0——
Q3 20251$3.9k0——
Q4 20253$16.5k1$809.0k—
Q1 20260—0——
Q2 20260—1$104.4k—
Q3 20260—0——
DateInsiderTradeSharesPrice ValueTheir holding
2026-06-04 Vari Richard Alexander Chief Financial Officer Sold 4,500 $23.20 $104.4k4.5k shares -12%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BANC FUNDS CO LLC 2.23% of their portfolio CHICAGO, IL 545,679545.7k $13.5m $13.5m 2.23% Added +14.7k +14,738
2 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 418,393418.4k $9.3m $9.3m 0.00% Reduced -136.3k -136,330
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 404,037404.0k $10.0m $10.0m 0.00% Added +56.4k +56,429
4 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 336,961337.0k $8.3m $8.3m 0.00% Reduced -15.7k -15,745
5 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 262,466262.5k $6.5m $6.5m 0.00% Reduced -39.0k -39,021
6 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 205,014205.0k $5.1m $5.1m 0.00% Added +38.4k +38,381
7 ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio Boston, MA 183,245183.2k $4.5m $4.5m 0.01% Added +49.3k +49,269
8 FIRST MANHATTAN CO. LLC. 0.01% of their portfolio NEW YORK, NY 161,731161.7k $4.0m $4.0m 0.01% Reduced -26.4k -26,377
9 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 152,196152.2k $3.8m $3.8m 0.00% Added +5.0k +5,028
10 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 120,194120.2k $3.0m $3.0m 0.00% Added +14.0k +13,969
11 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 109,465109.5k $2.7m $2.7m 0.00% Added +9.3k +9,254
12 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 101,604101.6k $2.5m $2.5m 0.00% Added +49.1k +49,060
13 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.03% of their portfolio HOUSTON, TX 66,55166.6k $1.6m $1.6m 0.03% Added +2.8k +2,775
14 Cresset Asset Management, LLC 0.01% of their portfolio Chicago, IL 59,04059.0k $1.5m $1.5m 0.01% Reduced -13.0k -12,960
15 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 58,34458.3k $1.4m $1.4m 0.00% Added +34.8k +34,826
16 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 48,15048.1k $1.2m $1.2m 0.00% Added +1.2k +1,215
17 Fourthstone LLC 0.84% of their portfolio ST LOUIS, MO 47,43247.4k $1.2m $1.2m 0.84% Reduced -337.4k -337,370
18 VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 42,81342.8k $1.1m $1.1m 0.00% Added +3.2k +3,152
19 Trexquant Investment LP 0.01% of their portfolio STAMFORD, CT 39,52539.5k $975.9k $975.9k 0.01% Added +22.5k +22,486
20 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 39,01839.0k $963.4k $963.4k 0.00% Added +67 +67
21 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 37,23337.2k $919.3k $919.3k 0.00% Reduced -13.6k -13,641
22 Empowered Funds, LLC 0.00% of their portfolio NEWTOWN SQUARE, PA 37,17137.2k $917.8k $917.8k 0.00% Added +2.8k +2,775
23 UBS Group AG 0.00% of their portfolio ZURICH, V8 33,10233.1k $817.3k $817.3k 0.00% Reduced -80.1k -80,076
24 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 30,38530.4k $750.2k $750.2k 0.00% Reduced -2.7k -2,671
25 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 29,40829.4k $726.1k $726.1k 0.00% New
26 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 26,10026.1k $644.4k $644.4k 0.00% Added +25.6k +25,600
27 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 24,31624.3k $600.4k $600.4k 0.00% Reduced -64 -64
28 HRT FINANCIAL LP 0.00% of their portfolio NEW YORK, NY 24,28424.3k $599.0k $599.0k 0.00% New
29 MENDON CAPITAL ADVISORS CORP 0.20% of their portfolio KEY LARGO, FL 23,37023.4k $577.0k $577.0k 0.20% Reduced -23.9k -23,942
30 GSA CAPITAL PARTNERS LLP 0.04% of their portfolio LONDON, X0 23,24223.2k $574.0k $574.0k 0.04% New
31 Creative Planning 0.00% of their portfolio OVERLAND PARK, KS 22,79322.8k $562.8k $562.8k 0.00% Added +523 +523
32 R Squared Ltd 0.27% of their portfolio HONG KONG, K3 20,79920.8k $513.5k $513.5k 0.27% New
33 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 19,44419.4k $480.1k $480.1k 0.00% Added +1.6k +1,643
34 Daytona Street Capital LLC 0.32% of their portfolio SAINT LOUIS, MO 18,00018.0k $433.0k $433.0k 0.32% Unchanged
35 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 17,86717.9k $441.1k $441.1k 0.00% Added +8.7k +8,706
36 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 17,41617.4k $430.0k $430.0k 0.00% Added +590 +590
37 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 16,69916.7k $412.3k $412.3k 0.00% New
38 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 15,86215.9k $391.6k $391.6k 0.00% Reduced -651 -651
39 LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio LOS ANGELES, CA 14,40114.4k $355.6k $355.6k 0.00% New
40 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 13,86813.9k $342.4k $342.4k 0.00% Added +3.8k +3,758
41 HighTower Advisors, LLC 0.00% of their portfolio CHICAGO, IL 13,49513.5k $333.2k $333.2k 0.00% Added +67 +67
42 Atlantic Union Bankshares Corp 0.01% of their portfolio GLEN ALLEN, VA 12,60012.6k $311.1k $311.1k 0.01% Unchanged
43 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 11,00011.0k $271.6k $271.6k 0.00% Reduced -3.4k -3,400
44 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 10,62810.6k $262.4k $262.4k 0.00% Reduced -2.2k -2,199
45 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 10,48810.5k $258.9k $258.9k 0.00% New
46 ELCO Management Co., LLC 0.11% of their portfolio New York, NY 10,22110.2k $252.4k $252.4k 0.11% Reduced -12.1k -12,091
47 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 9,9159.9k $244.8k $244.8k 0.00% New
48 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 9,8439.8k $242.8k $242.8k 0.00% Added +9.1k +9,066
49 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 9,7329.7k $240.3k $240.3k 0.00% Unchanged
50 Quadrature Capital Ltd 0.00% of their portfolio LONDON, X0 9,7079.7k $239.7k $239.7k 0.00% New
51 OCCUDO QUANTITATIVE STRATEGIES LP 0.01% of their portfolio FORT LAUDERDALE, FL 8,9709.0k $221.5k $221.5k 0.01% New
52 CALDWELL SUTTER CAPITAL, INC. 0.08% of their portfolio SAUSALITO, CA 8,8188.8k $217.7k $217.7k 0.08% Unchanged
53 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 7,4327.4k $183.5k $183.5k 0.00% Added +4.6k +4,645
54 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 6,7096.7k $165.6k $165.6k 0.00% Unchanged
55 Spire Wealth Management 0.00% of their portfolio MCLEAN, VA 6,2576.3k $154.5k $154.5k 0.00% Reduced -305 -305
56 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 5,5185.5k $136.2k $136.2k 0.00% Added +402 +402
57 Hughes Financial Services, LLC 0.02% of their portfolio HERNDON, VA 5,4405.4k $134.3k $134.3k 0.02% Unchanged
58 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 5,3025.3k $130.9k $130.9k 0.00% Added +2.7k +2,720
59 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 5,2015.2k $128.4k $128.4k 0.00% Added +175 +175
60 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 3,4843.5k $86.0k $86.0k 0.00% Unchanged
61 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 2,9212.9k $72.1k $72.1k 0.00% Added +2.6k +2,601
62 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 2,9162.9k $72.0k $72.0k 0.00% Reduced -441 -441
63 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 2,9122.9k $71.8k $71.8k 0.00% Added +37 +37
64 Cassaday & Co Wealth Management LLC 0.00% of their portfolio MCLEAN, VA 2,7302.7k $67.4k $67.4k 0.00% Unchanged
65 Vanguard Global Advisers, LLC 0.00% of their portfolio MALVERN, PA 2,5632.6k $63.3k $63.3k 0.00% Unchanged
66 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 1,7631.8k $43.5k $43.5k 0.00% Unchanged
67 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 1,1901.2k $29.4k $29.4k 0.00% New
68 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 1,0501.1k $25.9k $25.9k 0.00% Unchanged
69 FMR LLC 0.00% of their portfolio BOSTON, MA 953953 $23.5k $23.5k 0.00% Added +481 +481
70 FIRST UNITED BANK & TRUST 0.01% of their portfolio OAKLAND, MD 790790 $19.5k $19.5k 0.01% Unchanged
71 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 779779 $19.0k $19.0k 0.00% Added +229 +229
72 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 718718 $17.7k $17.7k 0.00% Unchanged
73 Legal & General Group Plc 0.00% of their portfolio London, X0 636636 $15.7k $15.7k 0.00% Unchanged
74 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 619619 $15.3k $15.3k 0.00% Reduced -475 -475
75 State of Alaska, Department of Revenue 0.00% of their portfolio JUNEAU, AK 596596 $14.0k $14.0k 0.00% Unchanged
76 Rockefeller Capital Management L.P. 0.00% of their portfolio NEW YORK, NY 558558 $13.8k $13.8k 0.00% Added +2 +2
77 TOTH FINANCIAL ADVISORY CORP 0.00% of their portfolio LEESBURG, VA 545545 $13.4k $13.4k 0.00% Added +3 +3
78 FEDERATED HERMES, INC. 0.00% of their portfolio PITTSBURGH, PA 482482 $11.9k $11.9k 0.00% Added +27 +27
79 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 170170 $4.2k $4.2k 0.00% Added +144 +144
80 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 138138 $3.4k $3.4k 0.00% Added +135 +135
81 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 124124 $3.1k $3.1k 0.00% Added +95 +95
82 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 121121 $3.0k $3.0k 0.00% Reduced -102 -102
83 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 121121 $3.0k $3.0k 0.00% Added +106 +106
84 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 8888 $2.2k $2.2k 0.00% Unchanged
85 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 8787 $2.1k $2.1k 0.00% Reduced -294 -294
86 Integrated Wealth Concepts LLC 0.00% of their portfolio WALTHAM, MA 8383 $2.0k $2.0k 0.00% New
87 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 8383 $2.0k $2.0k 0.00% Unchanged
88 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 5757 $1.4k $1.4k 0.00% Added +55 +55
89 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 2424 $593 $593 0.00% Added +19 +19
90 Basecamp Wealth Advisors LLC 0.00% of their portfolio BELLEVUE, WA 1818 $444 $444 0.00% Added +4 +4
91 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 1717 $419 $419 0.00% New
92 Farther Finance Advisors, LLC 0.00% of their portfolio SAN FRANCISCO, CA 1515 $370 $370 0.00% Reduced -79 -79
93 Covestor Ltd 0.00% of their portfolio LONDON, X0 1414 $0 $0 0.00% New
94 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 77 $173 $173 0.00% New
95 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 77 $173 $173 0.00% Added +3 +3
96 Wealth Enhancement Trust Services, Inc. 0.00% of their portfolio SIOUX FALLS, SD 33 $74 $74 0.00% New
97 SJS Investment Consulting Inc. 0.00% of their portfolio SYLVANIA, OH 11 $25 $25 0.00% New