BWX TECHNOLOGIES INC (BWXT): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in BWXT · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
27
13F filers
Aggregate Value
$722.1M
Across holders
Last Price
$149.52
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity14 increased12 reduced4 exited
Full exits: RENAISSANCE TECHNOLOGIES LLC, CAXTON ASSOCIATES LLP, CITADEL ADVISORS LLC, ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Institutional Holders of BWXT
27 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
Select Equity Group, L.P.
CIK 0001592643
Hedge Fund1.70M$331.7M45.9%1.6%Added+$190.3MQ2 2026
Clearbridge Investments, LLC
CIK 0001348883
Hedge Fund750K$146.0M20.2%0.1%Reduced$-15.1MQ2 2026
Davidson Kempner Capital Management LP
CIK 0001595082
Hedge Fund239K$46.5M6.4%0.6%Added+$41.7MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund215K$41.8M5.8%0.0%Added$-250.7MQ2 2026
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund162K$31.6M4.4%0.1%Reduced$-3.0MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund123K$24.0M3.3%0.0%Reduced+$23.4MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund103K$20.0M2.8%0.0%Added+$16.8MQ2 2026
MOORE CAPITAL MANAGEMENT, LP
CIK 0001448574
Hedge Fund63K$12.3M1.7%0.2%Added+$6.1MQ2 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund59K$11.5M1.6%0.0%Reduced$-6.2MQ2 2026
ArrowMark Colorado Holdings LLC
CIK 0001483859
Hedge Fund51K$9.8M1.4%0.4%Reduced$-779KQ2 2026
Select Equity Group, L.P.Added
Hedge Fund
$331.7M· 45.9% of total· 1.6% port· 1.70M sh· +$190.3M QoQ· Q2 2026
Clearbridge Investments, LLCReduced
Hedge Fund
$146.0M· 20.2% of total· 0.1% port· 750K sh· $-15.1M QoQ· Q2 2026
Davidson Kempner Capital Management LPAdded
Hedge Fund
$46.5M· 6.4% of total· 0.6% port· 239K sh· +$41.7M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$41.8M· 5.8% of total· 0.0% port· 215K sh· $-250.7M QoQ· Q2 2026
Gotham Asset Management, LLCReduced
Hedge Fund
$31.6M· 4.4% of total· 0.1% port· 162K sh· $-3.0M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$24.0M· 3.3% of total· 0.0% port· 123K sh· +$23.4M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$20.0M· 2.8% of total· 0.0% port· 103K sh· +$16.8M QoQ· Q2 2026
MOORE CAPITAL MANAGEMENT, LPAdded
Hedge Fund
$12.3M· 1.7% of total· 0.2% port· 63K sh· +$6.1M QoQ· Q2 2026
Holocene Advisors, LPReduced
Hedge Fund
$11.5M· 1.6% of total· 0.0% port· 59K sh· $-6.2M QoQ· Q2 2026
ArrowMark Colorado Holdings LLCReduced
Hedge Fund
$9.8M· 1.4% of total· 0.4% port· 51K sh· $-779K QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$6.1M· 0.8% of total· 0.0% port· 31K sh· +$5.0M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$5.4M· 0.7% of total· 0.0% port· 28K sh· $-15.6M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$4.6M· 0.6% of total· 0.0% port· 24K sh· +$2.9M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$4.2M· 0.6% of total· 0.0% port· 22K sh· $-703K QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$4.0M· 0.6% of total· 0.0% port· 21K sh· +$2.4M QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$3.9M· 0.5% of total· 0.0% port· 20K sh· +$3.0M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$3.8M· 0.5% of total· 0.0% port· 20K sh· +$784K QoQ· Q2 2026
Bridgewater Associates, LPReduced
Hedge Fund
$3.2M· 0.4% of total· 0.0% port· 16K sh· $-1.2M QoQ· Q2 2026
PineBridge Investments, L.P.Reduced
Hedge Fund
$3.0M· 0.4% of total· 0.0% port· 16K sh· $-3.9M QoQ· Q3 2025
FRED ALGER MANAGEMENT, LLCReduced
Hedge Fund
$2.6M· 0.4% of total· 0.0% port· 13K sh· $-3.0M QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$2.1M· 0.3% of total· 0.0% port· 11K sh· QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$2.0M· 0.3% of total· 0.2% port· 10K sh· QoQ· Q2 2026
Parallax Volatility Advisers, L.P.Added
Hedge Fund
$955K· 0.1% of total· 0.0% port· 5K sh· $-2.0M QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$617K· 0.1% of total· 0.0% port· 3K sh· QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$322K· 0.0% of total· 0.0% port· 2K sh· $-1.7M QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALUnchanged
Institutional Manager
$221K· 0.0% of total· 0.0% port· 1K sh· +$0 QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$31K· 0.0% of total· 0.0% port· 161 sh· +$5K QoQ· Q2 2026
110 of 27
1 / 3
Loading recent insider activity…