List of institutional investors who are active in the last 9 months.
| # | Name | Latest Filing Quarter | Latest Holding Count | Latest AUM |
| 751 | BAILLIE GIFFORD & CO | 2025Q2 | 263 | $133.89B |
| 752 | Bain Capital Credit LP | 2025Q2 | 6 | $275.53M |
| 753 | Bain Capital Investors LLC | 2025Q2 | 6 | $3.14B |
| 754 | Bain Capital Life Sciences Investors LLC | 2025Q2 | 22 | $798.47M |
| 755 | Bain Capital Public Equity LP | 2025Q2 | 27 | $151.15M |
| 756 | Bain Capital Public Equity Management II LLC | 2025Q2 | 24 | $2.11B |
| 757 | BAIN CAPITAL VENTURE INVESTORS LLC | 2025Q2 | 2 | $123.9M |
| 758 | Baird Financial Group Inc. | 2025Q2 | 1762 | $57.03B |
| 759 | Bakala Capital LLC | 2025Q2 | 7 | $13.7M |
| 760 | Baker Avenue Asset Management LP | 2025Q2 | 470 | $3.42B |
| 761 | BAKER BOYER NATIONAL BANK | 2025Q2 | 78 | $289.96M |
| 762 | BAKER BROS. ADVISORS LP | 2025Q2 | 87 | $10.31B |
| 763 | Baker Chad R | 2025Q2 | 50 | $538.28M |
| 764 | Baker Ellis Asset Management LLC | 2025Q2 | 211 | $704.35M |
| 765 | BAKER TILLY WEALTH MANAGEMENT LLC | 2025Q2 | 231 | $278.75M |
| 766 | Balance Wealth LLC | 2025Q2 | 96 | $158.71M |
| 767 | Balanced Rock Investment Advisors LLC | 2025Q2 | 90 | $115.97M |
| 768 | BALANCED WEALTH GROUP LLC | 2025Q2 | 70 | $230.28M |
| 769 | Balboa Wealth Partners | 2025Q2 | 328 | $494.18M |
| 770 | Baldwin Investment Management LLC | 2025Q2 | 208 | $827.8M |
| 771 | BALDWIN WEALTH PARTNERS LLC | 2025Q2 | 216 | $1.35B |
| 772 | Balefire LLC | 2025Q2 | 347 | $438.21M |
| 773 | Balentine LLC | 2025Q2 | 196 | $2.55B |
| 774 | Ball & Co Wealth Management Inc. | 2025Q2 | 64 | $93.86M |
| 775 | BALLAST ADVISORS LLC | 2025Q2 | 161 | $335.85M |
| 776 | Ballast Asset Management LP | 2025Q2 | 54 | $192.37M |
| 777 | Ballast Inc. | 2025Q2 | 146 | $240.03M |
| 778 | Ballentine Capital Advisors Inc | 2025Q2 | 22 | $186.75M |
| 779 | Ballentine Partners LLC | 2025Q2 | 982 | $6.63B |
| 780 | Ballew Advisors Inc | 2025Q2 | 106 | $156.38M |
| 781 | Baltimore-Washington Financial Advisors Inc. | 2025Q2 | 167 | $2.12B |
| 782 | Balyasny Asset Management L.P. | 2025Q2 | 1900 | $43.37B |
| 783 | BAMCO INC /NY/ | 2025Q2 | 306 | $36.89B |
| 784 | BANC FUNDS CO LLC | 2025Q2 | 115 | $661.6M |
| 785 | BancFirst Trust & Investment Management | 2025Q2 | 38 | $209.75M |
| 786 | Banco Bilbao Vizcaya Argentaria, SA | 2025Q2 | 690 | $11.01B |
| 787 | Banco BTG Pactual S.A. | 2025Q2 | 153 | $491.51M |
| 788 | Banco de Sabadell S.A | 2025Q2 | 64 | $144.57M |
| 789 | Banco Santander S.A. | 2025Q2 | 470 | $10.4B |
| 790 | Bancreek Capital Management LP | 2025Q2 | 15 | $58.31M |
| 791 | Bandera Partners LLC | 2025Q2 | 14 | $221.86M |
| 792 | Bangor Savings Bank | 2025Q2 | 517 | $1.07B |
| 793 | Bank & Trust Co | 2025Q2 | 286 | $126.12M |
| 794 | BANK HAPOALIM BM | 2025Q2 | 116 | $727.79M |
| 795 | Bank Julius Baer & Co. Ltd Zurich | 2025Q2 | 594 | $32.86B |
| 796 | BANK OF AMERICA CORP | 2025Q2 | 6870 | $1.2T |
| 797 | Bank of Finland | 2025Q2 | 4 | $1.53B |
| 798 | BANK OF HAWAII | 2025Q2 | 233 | $1.89B |
| 799 | Bank of Italy | 2025Q2 | 8 | $2.07B |
| 800 | Bank of Jackson Hole Trust | 2025Q2 | 438 | $175.13M |