RBKB
Rhinebeck Bancorp, Inc.
$17.22
-0.04 (-0.23%)
At close · Jul 2
Market Cap
$192.35M
Shares
11,169,981
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 45
Total Value: $34,284,708
Total Shares: 2,223,395
Institutional Ownership Trend
25 quarters
Holder Concentration
Across 45 13F filers · Δ vs Dec 31, 2025Top Holder
45.4%
−1.3 pts
Top 5
82.9%
−3.1 pts
Top 10
93.1%
−1.5 pts
HHI
2,541
Highly concentrated−147
Quarterly Activity
vs Dec 31, 2025
New
8
Increased
18
Decreased
11
Sold Out
6
Unchanged
8
Holder count:
+2
Institutional value:
+31.3%
Shares held:
+2.3%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega BlackRock, Inc. | +20,091 | 168,926 | |
| Mega ALLIANCEBERNSTEIN L.P. | +11,236 | 386,608 | |
| Large RENAISSANCE TECHNOLOGIES LLC | +3,100 | 24,300 | |
| Mid AE Wealth Management LLC | +2,162 | 15,188 | |
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC | +1,871 | 74,627 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega BARCLAYS PLC | −5,957 | 1,253 | |
| Small M3F, Inc. | −5,000 | 1,010,420 | |
| Mega WELLS FARGO & COMPANY/MN | −3,358 | 1,706 | |
| Large NEW YORK STATE COMMON RETIREMENT FUND | −1,561 | 5,507 | |
| Mega NORTHERN TRUST CORP | −1,049 | 30,676 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 184,491 | $2,844,851 | |
| Large Empowered Funds, LLC | 59,627 | $919,448 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 26,102 | $402,492 | |
| Mega DEUTSCHE BANK AG\ | 8,109 | $125,040 | |
| Mega Vanguard Global Advisers, LLC | 2,219 | $34,216 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD GROUP INC | 238,278 | $2,864,101 | |
| Small GRACE & WHITE INC /NY | 12,664 | $152,221 | |
| Mega BANK OF AMERICA CORP /DE/ | 3,787 | $45,519 | |
| Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 277 | $3,329 | |
| Large AMALGAMATED BANK | 142 | $1,706 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small M3F, Inc. | $15,580,676 | 45.44% | 1,010,420 | Shares | Sole | 2026-04-28 | ||||
| Mega ALLIANCEBERNSTEIN L.P. | $5,961,495 | 17.39% | 386,608 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $2,844,851 | 8.30% | 184,491 | Shares | Defined | 2026-05-15 | ||||
| Mega BlackRock, Inc. | $2,604,837 | 7.60% | 168,926 | Shares | Sole | 2026-05-13 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $1,443,450 | 4.21% | 93,609 | Shares | Defined | 2026-05-15 | ||||
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC | $1,150,748 | 3.36% | 74,627 | Shares | Sole | 2026-05-15 | ||||
| Large Empowered Funds, LLC | $919,448 | 2.68% | 59,627 | Shares | Other | 2026-05-15 | ||||
| Mega STATE STREET CORP | $478,498 | 1.40% | 31,031 | Shares | Defined | 2026-05-15 | ||||
| Mega NORTHERN TRUST CORP Bank | $473,023 | 1.38% | 30,676 | Shares | Defined | 2026-05-14 | ||||
| Mega DIMENSIONAL FUND ADVISORS LP | $460,764 | 1.34% | 29,881 | Shares | Sole | 2026-05-07 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $402,492 | 1.17% | 26,102 | Shares | Defined | 2026-05-08 | ||||
| Large RENAISSANCE TECHNOLOGIES LLC | $374,706 | 1.09% | 24,300 | Shares | Sole | 2026-05-14 | ||||
| Large Cerity Partners LLC | $308,507 | 0.90% | 20,007 | Shares | Sole | 2026-05-15 | ||||
| Mid AE Wealth Management LLC | $234,184 | 0.68% | 15,188 | Shares | Other | 2026-05-13 | ||||
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $174,662 | 0.51% | 11,327 | Shares | Sole | 2026-05-15 | ||||
| Small Focused Wealth Management, Inc | $154,200 | 0.45% | 10,000 | Shares | Sole | 2026-04-20 | ||||
| Mega MORGAN STANLEY | $127,583 | 0.37% | 8,274 | Shares | Defined | 2026-05-15 | ||||
| Mega DEUTSCHE BANK AG\ Bank | $125,040 | 0.36% | 8,109 | Shares | Defined | 2026-05-06 | ||||
| Large NEW YORK STATE COMMON RETIREMENT FUND Pension | $84,917 | 0.25% | 5,507 | Shares | Sole | 2026-05-06 | ||||
| Mega RHUMBLINE ADVISERS | $77,423 | 0.23% | 5,021 | Shares | Sole | 2026-05-12 | ||||
| Mega UBS Group AG | $56,915 | 0.17% | 3,691 | Shares | Defined | 2026-05-05 | ||||
| Mega Vanguard Global Advisers, LLC | $34,216 | 0.10% | 2,219 | Shares | Defined | 2026-05-08 | ||||
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $33,846 | 0.10% | 2,195 | Shares | Defined | 2026-05-15 | ||||
| Mega JPMORGAN CHASE & CO | $28,295 | 0.08% | 1,835 | Shares | Defined | 2026-05-13 | ||||
| Mega WELLS FARGO & COMPANY/MN | $26,306 | 0.08% | 1,706 | Shares | Defined | 2026-05-11 | ||||
| Large Russell Investments Group, Ltd. | $22,436 | 0.07% | 1,455 | Shares | Defined | 2026-05-08 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $22,035 | 0.06% | 1,429 | Shares | Defined | 2026-05-12 | ||||
| Mega BARCLAYS PLC | $19,321 | 0.06% | 1,253 | Shares | Defined | 2026-05-15 | ||||
| Mid Tower Research Capital LLC (TRC) | $18,411 | 0.05% | 1,194 | Shares | Defined | 2026-05-15 | ||||
| Mega CITIGROUP INC | $9,976 | 0.03% | 647 | Shares | Defined | 2026-05-11 | ||||
| Mega FMR LLC | $8,095 | 0.02% | 525 | Shares | Defined | 2026-05-15 | ||||
| Mid Ameritas Investment Partners, Inc. | $7,108 | 0.02% | 461 | Shares | Other | 2026-05-13 | ||||
| Mega Legal & General Group Plc | $6,260 | 0.02% | 406 | Shares | Defined | 2026-05-08 | ||||
| Mid MassMutual Private Wealth & Trust, FSB | $3,608 | 0.01% | 234 | Shares | Sole | 2026-04-13 | ||||
| Mega ROYAL BANK OF CANADA Bank | $2,451 | 0.01% | 159 | Shares | Defined | 2026-05-15 | ||||
| Mid Sterling Capital Management LLC | $2,297 | 0.01% | 149 | Shares | Sole | 2026-04-22 | ||||
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $693 | 0.00% | 45 | Shares | Defined | 2026-05-13 | ||||
| Mid GAMMA Investing LLC | $385 | 0.00% | 25 | Shares | Defined | 2026-04-06 | ||||
| Large CWM, LLC | $277 | 0.00% | 18 | Shares | Sole | 2026-05-14 | ||||
| Small Caitong International Asset Management Co., Ltd | $138 | 0.00% | 9 | Shares | Sole | 2026-05-11 | ||||
| Mid MAI Capital Management | $30 | 0.00% | 2 | Shares | Sole | 2026-05-15 | ||||
| Mid Farther Finance Advisors, LLC | $30 | 0.00% | 2 | Shares | Sole | 2026-04-07 | ||||
| Mid Allworth Financial LP | $30 | 0.00% | 2 | Shares | Sole | 2026-05-15 | ||||
| Small Root Financial Partners, LLC | $30 | 0.00% | 2 | Shares | Sole | 2026-04-24 | ||||
| Small Essential Partners LLC | $15 | 0.00% | 1 | Shares | Sole | 2026-05-21 | ||||
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