BWX Technologies Inc
Ownership
Ownership Structure
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%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 13.63 | 12,487,506 | +2.0 | 03/31/2026 |
| 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 |
| First Trust Advisors L.P. | 2.27 | 2,075,550 | +49.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.50 | 3,208,755 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.18 | 2,918,079 | +0.3 | 07/31/2026 |
| Vanguard Small Cap Index | 2.30 | 2,105,279 | +0.2 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Geveden Rex D | President and CEO | 192,491 | 28,392,423 $ | Aug 12, 2026 | direct |
| Miller Joseph Kirwan | Pres., Government Operations | 7,098 | 1,046,955 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Miller Joseph Kirwan | Pres., Government Operations | Other | 1,523 | 152.29 | 231,938 |
| Sep 1, 2026 | Miller Joseph Kirwan | Pres., Government Operations | Other | 3,379 | 0.00 | – |
| Aug 12, 2026 | Geveden Rex D | President and CEO | Sell | 2,600 | 174.23 | 452,985 |
| Aug 12, 2026 | Geveden Rex D | President and CEO | Sell | 263 | 173.00 | 45,498 |
| Aug 12, 2026 | Geveden Rex D | President and CEO | Sell | 4,730 | 172.18 | 814,410 |
| Aug 12, 2026 | Geveden Rex D | President and CEO | Sell | 2,407 | 171.21 | 412,114 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 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.