Institutional Ownership
First Business Finl Svcs Inc
CUSIP 319390100COMFBIZQ1 2026
13D / 13G Filings
23
Schedule 13D/13G on record
Beneficial Filers
7
Distinct reporting persons
Largest Stake
10.3%
Max % of class reported
Institutional Holders
139
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
23 filings · latest Oct 17, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Oct 17, 2025 | Blackrock Portfolio Management LLC | 13G/A | 4.9% | 405.1K | SEC |
| 2 | Apr 30, 2025 | The Vanguard Group | 13G | 5.4% | 449.3K | SEC |
| 3 | Apr 24, 2025 | Blackrock, Inc. | 13G/A | 6.1% | 505.6K | SEC |
| 4 | Apr 15, 2025 | Blackrock Portfolio Management LLC | 13G | 6.0% | 499.5K | SEC |
| 5 | Dec 6, 2024 | Blackrock, Inc. | 13G/A | 10.3% | 855.0K | SEC |
| 6 | Feb 9, 2024 | Dimensional Fund Advisors LP | 13G/A | 6.3% | 525.7K | SEC |
| 7 | Feb 8, 2024 | Banc Funds Co LLC | 13G/A | 2.1% | 176.7K | SEC |
| 8 | Jan 25, 2024 | Blackrock Inc. | 13G/A | 8.3% | 689.1K | SEC |
| 9 | Feb 10, 2023 | Dimensional Fund Advisors LP | 13G/A | 6.3% | 527.1K | SEC |
| 10 | Feb 9, 2023 | Banc Funds Co LLC | 13G/A | 2.1% | 176.7K | SEC |
13 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for First Business Finl Svcs Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 870.2K | $46.93M |
| 2 | Dimensional Fund Advisors LP | 499.7K | $26.95M |
| 3 | First Business Financial Services, Inc. | 361.3K | $19.49M |
| 4 | Manufacturers Life Insurance Company, The | 244.8K | $13.20M |
| 5 | American Century Companies Inc | 240.1K | $12.95M |
| 6 | Geode Capital Management, LLC | 199.8K | $10.78M |
| 7 | State Street Corp | 173.7K | $9.37M |
| 8 | Banc Funds Co LLC | 166.2K | $8.96M |
| 9 | Cutler Capital Management, LLC | 154.6K | $8.34M |
| 10 | Pacific Ridge Capital Partners, LLC | 140.9K | $7.60M |