Jane Street
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Jane Street’s BWX Technologies BWXT Stock Holding History

Jane Street’s Portfolio BWXT Stock Details BWXT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$228M Buy
1,169,000
+135,200
+13% +$28.2M 0.02% 527
2026
Q1 		$211M Sell
1,033,800
-2,600
-0.3% -$528K 0.03% 382
2025
Q4 		$179M Buy
1,036,400
+978,000
+1,675% +$183M 0.03% 386
2025
Q3 		$10.8M Sell
58,400
-18,200
-24% -$2.93M ﹤0.01% 2323
2025
Q2 		$11M Sell
76,600
-31,800
-29% -$3.72M ﹤0.01% 2027
2025
Q1 		$10.7M Buy
108,400
+12,600
+13% +$1.37M ﹤0.01% 1912
2024
Q4 		$10.7M Buy
95,800
+61,700
+181% +$7.54M ﹤0.01% 1827
2024
Q3 		$3.71M Buy
34,100
+14,200
+71% +$1.41M ﹤0.01% 3359
2024
Q2 		$1.89M Sell
19,900
-22,400
-53% -$2.08M ﹤0.01% 4582
2024
Q1 		$4.34M Buy
42,300
+12,500
+42% +$1.12M ﹤0.01% 2834
2023
Q4 		$2.29M Buy
29,800
+21,900
+277% +$1.68M ﹤0.01% 4096
2023
Q3 		$592K Sell
7,900
-700
-8% -$50.6K ﹤0.01% 6022
2023
Q2 		$616K Sell
8,600
-5,700
-40% -$372K ﹤0.01% 5998
2023
Q1 		$901K Buy
+14,300
New +$862K ﹤0.01% 5197
2022
Q3 		– Sell
-7,300
Closed -$402K – 9729
2022
Q2 		$402K Buy
7,300
+400
+6% +$20.8K ﹤0.01% 7118
2022
Q1 		$372K Sell
6,900
-3,100
-31% -$152K ﹤0.01% 8029
2021
Q4 		$479K Buy
+10,000
New +$523K ﹤0.01% 7346
2021
Q3 		– Sell
-12,500
Closed -$727K – 9949
2021
Q2 		$727K Buy
12,500
+8,700
+229% +$560K ﹤0.01% 6514
2021
Q1 		$251K Sell
3,800
-1,100
-22% -$65.9K ﹤0.01% 7942
2020
Q4 		$295K Buy
+4,900
New +$282K ﹤0.01% 6444
2017
Q2 		– Sell
-17,400
Closed -$828K – 4341
2017
Q1 		$828K Buy
+17,400
New +$760K ﹤0.01% 2283

Other funds holding BWXT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Alkeon Capital Management
Alkeon Capital Management New York $74.1B AUM 71.18% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Jane Street's BWXT Position: Q2 2026 in Review

Jane Street increased its BWX Technologies (BWXT) stake by 1,171% in Q2 2026, buying an estimated $14.3M and bringing the position to 74,569 shares worth $14.5M. The position accounts for ﹤0.01% of the portfolio, ranked #2439.

Jane Street first reported a position in BWXT in Q2 2015 and has held it in 31 quarters since. The position peaked at $55.1M in Q2 2023. 854 funds tracked by Wall St. Rank hold BWXT as of Q2 2026.

  • Jane Street held 74,569 shares of BWX Technologies worth $14.5M as of Q2 2026.
  • Jane Street bought 68,701 BWX Technologies shares in Q2 2026, an estimated $14.3M.
  • BWX Technologies made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #2439 holding.
  • Jane Street first reported a position in BWX Technologies in Q2 2015 and has held it in 31 quarters since.
  • Jane Street's BWX Technologies position peaked at $55.1M in Q2 2023.
  • 854 funds tracked by Wall St. Rank held BWX Technologies as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.