Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
356 institutional managers reported holding KBR for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 54%. 55 opened new positions; 75 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| FMR (Fidelity) | 18.97M | 14.94% | $699.0M | unchanged | 2016 Q3 |
| BlackRock | 13.50M | 10.63% | $497.6M | added +11.4% | ≤2013 |
| Vanguard Group | 12.79M | 10.07% | $471.2M | added +8.5% | ≤2013 |
| Invesco | 6.54M | 5.15% | $240.8M | added +13.9% | ≤2013 |
| State Street | 4.12M | 3.25% | $151.9M | added +3.9% | ≤2013 |
| Neuberger Berman Group LLC | 2.83M | 2.23% | $104.4M | added +9.5% | ≤2013 |
| Dimensional Fund Advisors | 2.66M | 2.10% | $98.1M | trimmed -5.2% | ≤2013 |
| MFS Investment Management | 2.36M | 1.86% | $87.1M | trimmed -9.9% | 2016 Q4 |
| Geode Capital | 2.35M | 1.85% | $86.7M | added +3.4% | ≤2013 |
| Snyder Capital Management L P | 2.25M | 1.77% | $82.7M | trimmed -10.1% | 2020 Q3 |
| Cooperman Leon G (focused) | 2.13M | 1.67% | $78.3M | unchanged | 2024 Q1 |
| Gates Capital Management, INC. (focused) | 2.09M | 1.65% | $77.1M | opened | 2026 Q1 |
| Wellington Management | 2.00M | 1.57% | $73.5M | trimmed -2.5% | 2021 Q4 |
| VAN ECK Associates CORP | 1.85M | 1.46% | $68.3M | trimmed -1.3% | 2023 Q1 |
| D. E. Shaw | 1.82M | 1.43% | $66.9M | trimmed -15.7% | ≤2013 |
| Qube Research & Technologies LTD | 1.59M | 1.25% | $58.5M | added +30.2% | 2022 Q3 |
| Nomura Asset Management International INC. | 1.56M | 1.23% | $57.4M | added +0.6% | 2023 Q4 |
| Morgan Stanley | 1.54M | 1.21% | $56.8M | trimmed -43.9% | ≤2013 |
| Engine Capital Management, LP (focused) | 1.53M | 1.21% | $56.4M | added +1129.3% | 2023 Q4 |
| Frontier Capital Management CO LLC | 1.43M | 1.13% | $52.8M | added +3.8% | 2017 Q2 |
| Copeland Capital Management, LLC | 1.37M | 1.08% | $50.4M | added +4.4% | 2025 Q3 |
| Northern Trust | 1.25M | 0.99% | $46.2M | added +9.7% | ≤2013 |
| Two Sigma | 1.11M | 0.87% | $40.9M | added +242% | 2020 Q2 |
| Millennium Management | 1.10M | 0.87% | $40.6M | trimmed -31.3% | ≤2013 |
| Royce & Associates | 1.09M | 0.86% | $40.0M | added +0.6% | ≤2013 |
| BNY Mellon | 977.7k | 0.77% | $36.0M | unchanged | ≤2013 |
| Charles Schwab Investment Management | 956.4k | 0.75% | $35.2M | added +5.9% | ≤2013 |
| First Trust Advisors LP | 919.4k | 0.72% | $33.9M | added +29.8% | ≤2013 |
| Huber Capital Management LLC | 867.6k | 0.68% | $32.0M | trimmed -5.9% | ≤2013 |
| AQR Capital | 834.3k | 0.66% | $30.7M | trimmed -7.9% | ≤2013 |
| UBS | 828.5k | 0.65% | $30.5M | added +15.8% | ≤2013 |
| Boston Partners | 824.2k | 0.65% | $30.4M | trimmed -55% | 2014 Q3 |
| Chescapmanager LLC (focused) | 804.1k | 0.63% | $29.6M | added +1.3% | 2023 Q2 |
| Systematic Financial Management LP | 722.7k | 0.57% | $26.6M | unchanged | 2015 Q2 |
| Capstone Investment Advisors, LLC | 719.4k | 0.57% | $26.5M | trimmed -8.2% | 2025 Q3 |
| Citadel Advisors | 633.7k | 0.50% | $23.4M | added +74.6% | ≤2013 |
| Renaissance Technologies | 607.4k | 0.48% | $22.4M | added +90.7% | 2023 Q2 |
| Point72 | 604.9k | 0.48% | $22.3M | added +25% | 2018 Q1 |
| Lone Peak Global Investors LLC (focused) | 584.4k | 0.46% | $21.5M | opened | 2026 Q1 |
| Fort Washington Investment Advisors INC /OH/ | 555.5k | 0.44% | $20.5M | added +18.9% | 2019 Q2 |
| Balyasny Asset Management | 512.2k | 0.40% | $18.9M | added +53.8% | 2021 Q2 |
| Gotham Asset Management | 492.2k | 0.39% | $18.1M | trimmed -10.1% | 2018 Q4 |
| Goldman Sachs | 488.3k | 0.38% | $18.0M | trimmed -44.2% | ≤2013 |
| Clearline Capital LP | 480.2k | 0.38% | $17.7M | added +27.7% | 2023 Q4 |
| Aristotle Capital Boston, LLC | 424.5k | 0.33% | $15.6M | trimmed -9.4% | 2020 Q3 |
| Bank OF America CORP /DE/ | 400.2k | 0.32% | $14.7M | trimmed -40.2% | ≤2013 |
| Nierenberg Investment Management Company, LLC (focused) | 386.4k | 0.30% | $14.2M | added +424.3% | 2020 Q4 |
| Jacobs Levy Equity Management, INC | 365.4k | 0.29% | $13.5M | trimmed -54.4% | 2023 Q1 |
| Davidson Kempner | 350.8k | 0.28% | $12.9M | trimmed -69.4% | 2023 Q1 |
| Cresset Asset Management, LLC | 347.5k | 0.27% | $12.8M | added +1324.8% | 2023 Q2 |
Largest 50 of 356 shown; the full ranked, searchable register is at boothcheck.com/holders/KBR. 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.