BWX Technologies Inc (BWXT)
Who owns BWX Technologies Inc (BWXT)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.6% of the shares are freely tradable; institutional investors hold 95.0%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 13.63 | 12,487,506 | +2.0 | 03/31/2026 |
| Vanguard Group Inc | 9.84 | 9,013,925 | -1.8 | 12/31/2025 |
| Vanguard Portfolio Management, LLC | 5.34 | 4,891,237 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.47 | 4,094,093 | +0.0 | 03/31/2026 |
| State Street Corp | 4.09 | 3,748,950 | +4.2 | 03/31/2026 |
| JPMorgan Chase & Co | 2.81 | 2,572,811 | +26.6 | 03/31/2026 |
| Amvescap Plc. | 2.75 | 2,522,532 | -1.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.39 | 3,101,565 | +0.0 | 05/29/2026 |
| Vanguard Total Stock Mkt Idx Inv | 3.18 | 2,911,799 | +0.5 | 04/30/2026 |
| Vanguard Small Cap Index | 2.30 | 2,106,837 | -0.2 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.