Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
532 institutional managers reported holding BAH for the quarter ended Mar 31, 2026. Together they hold about 92% of shares outstanding; the top 10 hold 50%. 71 opened new positions; 153 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 14.22M | 11.72% | $1.11B | added +1.9% | ≤2013 |
| BlackRock | 12.48M | 10.29% | $974.3M | trimmed -7.4% | ≤2013 |
| T. Rowe Price | 6.63M | 5.47% | $517.6M | added +27.1% | 2015 Q1 |
| T. Rowe Price Investment Management, INC. | 6.00M | 4.94% | $468.0M | added +43.1% | 2025 Q2 |
| PRIMECAP Management | 4.83M | 3.98% | $376.9M | added +3.5% | 2025 Q1 |
| Morgan Stanley | 3.83M | 3.16% | $298.8M | trimmed -30.6% | ≤2013 |
| State Street | 3.80M | 3.13% | $296.2M | trimmed -13.8% | ≤2013 |
| Charles Schwab Investment Management | 3.61M | 2.98% | $281.8M | added +321.9% | ≤2013 |
| First Trust Advisors LP | 2.66M | 2.20% | $207.9M | trimmed -45.1% | ≤2013 |
| Black Creek Investment Management INC. (focused) | 2.66M | 2.19% | $207.5M | added +6.1% | 2017 Q3 |
| Geode Capital | 2.59M | 2.14% | $202.4M | added +2.3% | ≤2013 |
| Allspring Global Investments Holdings, LLC | 2.59M | 2.13% | $202.2M | added +1.8% | 2021 Q4 |
| Robeco Institutional Asset Management B.v. | 1.99M | 1.64% | $155.0M | added +23795% | 2017 Q1 |
| 1832 Asset Management L.p. | 1.88M | 1.55% | $147.1M | added +15% | 2020 Q3 |
| VAN ECK Associates CORP | 1.84M | 1.52% | $143.5M | trimmed -8.1% | 2019 Q4 |
| Freestone Grove Partners LP | 1.61M | 1.32% | $125.3M | added +102.1% | 2025 Q4 |
| Balyasny Asset Management | 1.54M | 1.26% | $119.8M | added +145.3% | 2025 Q4 |
| Edmond DE Rothschild Holding S.a. | 1.47M | 1.21% | $114.9M | trimmed -9.8% | 2018 Q4 |
| Wellington Management | 1.37M | 1.13% | $107.0M | trimmed -7.8% | ≤2013 |
| Dimensional Fund Advisors | 1.35M | 1.11% | $105.6M | added +12.6% | ≤2013 |
| Bank OF America CORP /DE/ | 1.12M | 0.92% | $87.2M | added +2.6% | ≤2013 |
| BNY Mellon | 1.11M | 0.92% | $86.7M | trimmed -9.6% | ≤2013 |
| UBS | 1.07M | 0.88% | $83.5M | trimmed -26.5% | ≤2013 |
| Goldman Sachs | 1.01M | 0.83% | $79.0M | added +3.8% | ≤2013 |
| Northern Trust | 950.2k | 0.78% | $74.2M | trimmed -14.4% | ≤2013 |
| Citadel Advisors | 931.6k | 0.77% | $72.7M | trimmed -34.7% | 2013 Q3 |
| Invesco | 912.1k | 0.75% | $71.2M | added +11% | ≤2013 |
| AQR Capital | 889.6k | 0.73% | $69.4M | trimmed -54.1% | ≤2013 |
| Causeway Capital Management LLC | 857.5k | 0.71% | $66.9M | added +116.3% | 2025 Q4 |
| D'Orazio & Associates, INC. | 720.5k | 0.59% | $56.2M | unchanged | 2013 Q4 |
| Diamond Hill Capital Management INC | 716.5k | 0.59% | $55.9M | added +14.6% | 2025 Q3 |
| FMR (Fidelity) | 590.4k | 0.49% | $46.1M | added +20.4% | ≤2013 |
| BNP Paribas Financial Markets | 588.2k | 0.48% | $45.9M | trimmed -41.5% | 2014 Q1 |
| Rathbones Group PLC | 575.6k | 0.47% | $44.9M | trimmed -21% | 2021 Q2 |
| Orbis Allan Gray LTD | 558.6k | 0.46% | $43.6M | trimmed -1.6% | 2025 Q3 |
| Captrust Financial Advisors | 557.6k | 0.46% | $43.5M | added +2.5% | 2019 Q4 |
| Lazard Asset Management LLC | 524.8k | 0.43% | $41.0M | trimmed -5.1% | 2018 Q3 |
| Bamco INC /NY/ | 507.6k | 0.42% | $39.6M | added +8.2% | 2022 Q2 |
| Penserra Capital Management LLC | 463.1k | 0.38% | $36.1M | added +7.9% | 2021 Q2 |
| Defiance ETFs, LLC | 452.3k | 0.37% | $35.3M | added +5.3% | 2025 Q4 |
| AllianceBernstein | 412.7k | 0.34% | $32.2M | trimmed -64% | ≤2013 |
| Citigroup INC | 403.8k | 0.33% | $31.5M | trimmed -5.9% | ≤2013 |
| TD Asset Management INC | 384.6k | 0.32% | $30.0M | trimmed -34.2% | 2016 Q2 |
| Barclays PLC | 384.4k | 0.32% | $30.0M | trimmed -3.3% | ≤2013 |
| First Manhattan CO. LLC. | 353.9k | 0.29% | $27.6M | added +3.2% | 2025 Q1 |
| Waters Parkerson & CO., LLC | 337.7k | 0.28% | $26.4M | trimmed -0.9% | 2020 Q1 |
| Legal & General Group PLC | 337.1k | 0.28% | $26.3M | trimmed -37.3% | 2014 Q3 |
| Rhumbline Advisers | 333.1k | 0.27% | $26.0M | trimmed -4.6% | ≤2013 |
| ING Groep NV | 292.3k | 0.24% | $22.8M | added +819.2% | 2025 Q3 |
| SEI Investments CO | 283.5k | 0.23% | $22.1M | added +9.5% | 2014 Q3 |
Largest 50 of 532 shown; the full ranked, searchable register is at boothcheck.com/holders/BAH. 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.