BWX Technologies, Inc
Held by 14 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 05605H100 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide
In plain English: 14 of the investors we track own this stock. In the latest quarter, 4 of them bought more of it and 11 sold some or all of theirs. That tells you what they did last quarter — not what the stock will do next.
Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer
Managers holding
14
-2 vs last quarter (like-for-like)
Total value held
$622.49M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.3%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
-$46.43M
-6.9% vs last quarter
Net shares bought
-73.1K
Est. net flow -$14.40M
Quarter activity
4 bought · 11 sold
0 new · 2 sold out
Tracked capital in this stock
Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).
Aggregate buying and selling
Net share change reported each quarter
Who owns BWXT?
🔒 The 'who added and who trimmed' chart is a Plus feature
You're viewing the Free plan. Upgrade to unlock The 'who added and who trimmed' chart — every paid plan starts with a 7-day free trial, and you can cancel in two clicks.
Who owns BWXT? — Q2 2026
Holders ranked by position size, with each one's quarter-over-quarter change.
Column filters
| # | Manager | Fund | Shares | Value ↓ | % of their portfolio | QoQ | Δ shares | Δ shares % | Est. Δ value ⓘChange in shares × this quarter's price |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Select Equity Group | Select Equity Group | 1.70M | $331.69M | 1.8% | Added | +977.6K | +134.6% | +$190.29M |
| 2 | Mawer | Mawer Investment Management | 689.75K | $134.26M | 0.9% | Reduced | -44.4K | -6.0% | -$8.64M |
| 3 | Cathie Wood | ARK Investment Management LLC | 549.88K | $107.03M | 0.7% | Reduced | -72.7K | -11.7% | -$14.14M |
| 4 | Two Sigma | Two Sigma Investments | 123.09K | $23.96M | 0.0% | Reduced | -428.7K | -77.7% | -$83.44M |
| 5 | Polen Capital | Polen Capital Management | 36.97K | $7.20M | 0.1% | Reduced | -1.1K | -3.0% | -$223.65K |
| 6 | Israel Englander | Millennium Management | 21.69K | $4.22M | 0.0% | Reduced | -12.5K | -36.5% | -$2.43M |
| 7 | David Shaw | D.E. Shaw & Co. | 19.63K | $3.82M | 0.0% | Added | +1.0K | +5.4% | +$194.65K |
| 8 | Ray Dalio | Bridgewater Associates | 16.45K | $3.20M | 0.0% | Reduced | -6.0K | -26.7% | -$1.17M |
| 9 | Fred Alger | Fred Alger Management | 13.49K | $2.63M | 0.0% | Reduced | -15.4K | -53.3% | -$3.00M |
| 10 | Torray | Torray Investment Partners | 12.63K | $2.46M | 0.3% | Added | +73 | +0.6% | +$14.21K |
| 11 | Chuck Royce | Royce & Associates | 7.50K | $1.46M | 0.0% | Reduced | -22.3K | -74.8% | -$4.35M |
| 12 | Ron Baron | Baron Capital (BAMCO) | 1.78K | $346.87K | 0.0% | Added | +156 | +9.6% | +$30.37K |
| 13 | Mario Gabelli | GAMCO Investors | 1.14K | $220.88K | 0.0% | Held | 0 | 0.0% | $0 |
| 14 | Barrow Hanley | Barrow Hanley Mewhinney & Strauss | 2 | $389 | 0.0% | Reduced | -426.1K | -100.0% | -$82.87M |
Column filters
| Manager | Fund | Shares sold | Value last quarter ↓ |
|---|---|---|---|
| Jim Simons | Renaissance Technologies | -11.6K | $2.37M |
| Ken Griffin | Citadel Advisors | -11.2K | $2.29M |
Politician trades
Column filters
| Politician | Date | Ticker | Asset | Type | Reported range ⓘThe dollar range the politician reported. Exact amounts are not disclosed. | Est. size ⓘOur estimate only: the midpoint of the reported range. | Owner | Account ⓘSubholding Of: the account the trade was in, as named on the report (e.g. an IRA or a brokerage account). The same stock bought on the same day in different accounts is a separate trade in each account. | Filed ↓ | Filing delay ⓘDays between the trade and the report. Over 45 days is late under the STOCK Act. | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| April McClain Delaney Politician | Aug 25, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Sale | $100,001 - $250,000 | Est. $175,000 (midpoint of reported range $100,001–$250,000) | Child | — | Sep 9, 2026 | 15 days | PTR ↗ |
| April McClain Delaney Politician | Aug 3, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Sep 9, 2026 | 37 days | PTR ↗ |
| April McClain Delaney Politician | Jul 24, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Child | — | Aug 3, 2026 | 10 days | PTR ↗ |
| April McClain Delaney Politician | Jul 27, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Aug 3, 2026 | 7 days | PTR ↗ |
| April McClain Delaney Politician | Jul 30, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Aug 3, 2026 | 4 days | PTR ↗ |
| April McClain Delaney Politician | May 7, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Jun 5, 2026 | 29 days | PTR ↗ |
| April McClain Delaney Politician | May 8, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Child | — | Jun 5, 2026 | 28 days | PTR ↗ |
| April McClain Delaney Politician | May 14, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Jun 5, 2026 | 22 days | PTR ↗ |
| April McClain Delaney Politician | May 15, 2026 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Child | — | Jun 5, 2026 | 21 days | PTR ↗ |
| Lisa McClain Politician | Oct 31, 2025 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab 401K > Schwab 893 | Nov 21, 2025 | 21 days | PTR ↗ |
| Lisa McClain Politician | Oct 30, 2025 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab 401K > Schwab 893 | Nov 21, 2025 | 22 days | PTR ↗ |
| Lisa McClain Politician | Oct 30, 2025 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab Brokerage Account 924 | Nov 21, 2025 | 22 days | PTR ↗ |
| Lisa McClain Politician | Jun 11, 2025 | BWXT | BWX Technologies, Inc. Common Stock (BWXT) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab Brokerage Account 924 | Aug 13, 2025 | 63 days Late | PTR ↗ |