Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
274 institutional managers reported holding BLBD for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 46%. 45 opened new positions; 35 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 2.59M | 7.99% | $147.3M | unchanged | 2015 Q2 |
| FMR (Fidelity) | 2.54M | 7.84% | $144.5M | trimmed -16% | 2022 Q1 |
| Vanguard Group | 2.08M | 6.41% | $118.2M | added +1.9% | 2015 Q1 |
| American Century Companies INC | 1.76M | 5.43% | $100.1M | trimmed -1.8% | 2023 Q4 |
| Westwood Holdings Group INC | 1.65M | 5.10% | $94.1M | trimmed -12.7% | 2024 Q1 |
| Janus Henderson | 1.10M | 3.40% | $62.7M | added +41.8% | 2023 Q1 |
| Wellington Management | 1.02M | 3.14% | $57.9M | trimmed -2.8% | 2020 Q2 |
| Geode Capital | 827.1k | 2.55% | $47.0M | added +7.5% | 2015 Q2 |
| State Street | 752.3k | 2.32% | $42.8M | unchanged | 2015 Q2 |
| Dimensional Fund Advisors | 688.9k | 2.12% | $39.2M | added +7.5% | 2015 Q4 |
| 325 Capital LLC (focused) | 679.8k | 2.10% | $38.7M | unchanged | 2021 Q4 |
| Neumeier Poma Investment Counsel LLC (focused) | 625.2k | 1.93% | $35.6M | added +31.3% | 2024 Q3 |
| Deroy & Devereaux Private Investment Counsel INC | 620.3k | 1.91% | $35.3M | trimmed -1% | 2022 Q4 |
| D. E. Shaw | 573.5k | 1.77% | $32.6M | added +4% | 2023 Q2 |
| Two Sigma | 557.6k | 1.72% | $31.7M | added +107.6% | 2023 Q1 |
| Bank OF America CORP /DE/ | 529.3k | 1.63% | $30.1M | added +3.8% | 2015 Q2 |
| Goldman Sachs | 525.9k | 1.62% | $29.9M | trimmed -26.2% | 2019 Q4 |
| Allspring Global Investments Holdings, LLC | 506.7k | 1.56% | $28.8M | added +23.6% | 2023 Q4 |
| AllianceBernstein | 494.6k | 1.52% | $28.1M | trimmed -5% | 2018 Q3 |
| Empowered Funds, LLC | 408.7k | 1.26% | $23.2M | added +3.6% | 2025 Q3 |
| Oberweis Asset Management INC/ | 389.2k | 1.20% | $22.1M | added +1.7% | 2023 Q1 |
| AQR Capital | 379.5k | 1.17% | $21.6M | added +55.8% | 2023 Q1 |
| Renaissance Technologies | 367.5k | 1.13% | $20.9M | trimmed -11.5% | 2016 Q3 |
| Nuveen | 334.0k | 1.03% | $19.0M | trimmed -26.2% | 2019 Q2 |
| Deutsche Bank AG\ | 325.2k | 1.00% | $18.5M | added +0.9% | 2015 Q1 |
| Blair William & CO/IL | 320.7k | 0.99% | $18.2M | unchanged | 2015 Q1 |
| Victory Capital Management INC | 314.4k | 0.97% | $17.9M | added +666.6% | 2023 Q4 |
| Federated Hermes, INC. | 310.3k | 0.96% | $17.6M | added +3.3% | 2023 Q2 |
| Man Group | 307.0k | 0.95% | $17.5M | added +17.9% | 2024 Q1 |
| Charles Schwab Investment Management | 306.8k | 0.95% | $17.4M | added +6.7% | 2016 Q4 |
| Lazard Asset Management LLC | 304.2k | 0.94% | $17.3M | added +362.2% | 2024 Q1 |
| Loomis Sayles & CO L P | 301.6k | 0.93% | $17.2M | trimmed -4.5% | 2024 Q4 |
| Northern Trust | 286.8k | 0.88% | $16.3M | added +3.2% | 2015 Q3 |
| Millennium Management | 286.6k | 0.88% | $16.3M | added +28.3% | 2022 Q3 |
| Algert Global LLC | 282.5k | 0.87% | $16.1M | trimmed -1% | 2025 Q3 |
| Morgan Stanley | 264.9k | 0.82% | $15.1M | trimmed -38.2% | 2015 Q1 |
| Arrowstreet Capital | 235.2k | 0.72% | $13.4M | trimmed -16.9% | 2025 Q3 |
| SEI Investments CO | 206.0k | 0.64% | $11.7M | added +17.5% | 2024 Q1 |
| Globeflex Capital L P | 197.8k | 0.61% | $11.3M | unchanged | 2024 Q1 |
| T. Rowe Price | 195.8k | 0.60% | $11.1M | added +18.5% | 2023 Q2 |
| HRT Financial LP | 194.4k | 0.60% | $11.1M | added +142.6% | 2024 Q2 |
| Royce & Associates | 181.7k | 0.56% | $10.3M | added +2.1% | 2025 Q2 |
| Jane Street | 176.2k | 0.54% | $10.0M | added +256.9% | 2022 Q4 |
| Marshall Wace | 170.9k | 0.53% | $9.7M | trimmed -44.2% | 2023 Q2 |
| Hotchkis & Wiley Capital Management LLC | 168.9k | 0.52% | $9.6M | added +0.7% | 2025 Q1 |
| UBS | 165.5k | 0.51% | $9.4M | trimmed -59.9% | 2016 Q3 |
| Qube Research & Technologies LTD | 154.6k | 0.48% | $8.8M | trimmed -24.4% | 2023 Q2 |
| Franklin Resources | 143.3k | 0.44% | $8.2M | trimmed -8.4% | 2023 Q4 |
| Envestnet Asset Management INC | 131.6k | 0.41% | $7.5M | added +12.9% | 2023 Q2 |
| Congress Asset Management CO | 130.3k | 0.40% | $7.4M | added +16.1% | 2025 Q2 |
Largest 50 of 274 shown; the full ranked, searchable register is at boothcheck.com/holders/BLBD. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.