BWX Technologies, Inc. 13F holders
Of the 44 funds followed here, 10 reported a position in BWX Technologies, Inc. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 1.9 million shares worth $362.3 million, 0.0% of its reported book. New this quarter: Alyeska. Sold out: Renaissance Technologies.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 1,860,802 | $362.3 million | 0.0% | +67,236 | added | 30 June 2026 | 13F |
| FMR LLC | 759,071 | $147.8 million | 0.0% | -61,423 | trimmed | 30 June 2026 | 13F |
| ARK Investment Management | 549,881 | $107.0 million | 0.7% | -72,665 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 298,300 | $58.1 million | 0.0% | +124,203 | added | 30 June 2026 | 13F |
| Capital Research Global Investors | 257,727 | $50.2 million | 0.0% | +6,882 | added | 30 June 2026 | 13F |
| Alyeska | 255,328 | $49.7 million | 0.1% | +255,328 | new | 30 June 2026 | 13F |
| Two Sigma Investments | 123,094 | $24.0 million | 0.0% | -432,678 | trimmed | 30 June 2026 | 13F |
| Millennium Management | 70,286 | $13.7 million | 0.0% | -16,263 | trimmed | 30 June 2026 | 13F |
| Point72 Asset Management | 29,300 | $5.7 million | 0.0% | -33,300 | trimmed | 30 June 2026 | 13F |
| Bridgewater Associates | 16,446 | $3.2 million | 0.0% | -5,992 | trimmed | 30 June 2026 | 13F |
| Renaissance Technologies | 0 | $0 | 0.0% | -11,600 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 29 April 2026 | 13G | Vanguard Portfolio Management and 1 other | 4.9 million | 5.3% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Capital Management and 1 other | 4.8 million | 5.2% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 2 September 2026 | 36 | $161.54 | SEC |
| 7 August 2026 | 94 | $166.70 | SEC |
| 4 August 2026 | 20,656 | $173.79 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
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Largest in the window: 20,656 on 4 August 2026. A fail is an operational fact about settlement, not a position.Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to BWXT by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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