WELLINGTON MANAGEMENT GROUP LLP
Position in MNSB — MainStreet Bancshares, Inc.
CIK 902219
Boston, MA
Position in MNSB
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$7,830,073
+$512,466 QoQ
Shares Held
352,706
-1.9% QoQ
Ownership
4.96%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#4
of 83 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MNSB Over Time
Shares Held
Position Value (USD)
Position in Banks - Regional
Financial Services · as of Mar 31, 2026WELLINGTON MANAGEMENT GROUP LLP holds $15,507,613,232 across 138 Banks - Regional names. MNSB ranks #115 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MTB |
M&T Bank Corp
|
9,952,312 | $2,057,341,932 | |
| 2 | HBAN |
Huntington Bancshares Inc /Md/
|
129,387,133 | $2,024,908,627 | |
| 3 | RF |
Regions Financial Corp
|
36,136,723 | $943,891,204 | |
| 4 | FITB |
Fifth Third Bancorp
|
19,680,963 | $914,377,537 | |
| 5 | PNFP |
Pinnacle Financial Partners, Inc.
|
9,124,570 | $785,990,457 | |
| 6 | TFC |
Truist Financial Corp
|
10,627,732 | $488,556,838 | |
| 7 | COLB |
Columbia Banking System, Inc.
|
14,944,275 | $409,921,461 | |
| 8 | KEY |
Keycorp /New/
|
17,164,007 | $344,138,337 |
All Filings in MNSB
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $7,830,073 | 352,706 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $7,317,607 | 359,411 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $8,561,609 | 411,023 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $7,872,001 | 416,508 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $6,964,013 | 416,508 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $7,757,117 | 428,570 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $7,907,116 | 428,570 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $7,598,546 | 428,570 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $9,720,103 | 535,248 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $13,636,890 | 549,653 | Shares | Defined | 2024-02-12 | |
| 2023-09-30 | $11,289,872 | 549,653 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $12,455,136 | 549,653 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $8,069,872 | 343,545 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $9,532,844 | 346,775 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $7,909,937 | 346,775 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $6,037,237 | 265,140 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $5,148,785 | 211,797 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $5,208,088 | 211,797 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $6,981,066 | 290,999 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $6,567,370 | 290,849 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $3,499,222 | 168,556 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $3,768,258 | 222,842 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $2,897,122 | 236,693 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $4,372,222 | 331,229 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $6,745,011 | 402,447 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||