William Blair Investment Management, LLC Bwx Technologies, Inc. Transaction History

William Blair Investment Management, LLC

$34.7 Billion
Q2 2025

A detailed history of William Blair Investment Management, LLC transactions in Bwx Technologies, Inc. stock. As of the latest transaction made, William Blair Investment Management, LLC holds 1,517,356 shares of BWXT stock, worth $271 Million. This represents 0.63% of its overall portfolio holdings.

Number of Shares

1,517,356

Previous 243,461 523.24%

Holding current value

$271 Million

Previous $24 Million 810.15%

% of portfolio

0.63%

Previous 0.07%

32 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Jul 29, 2025	BUY	$89.24 - $144.06 $114 Million - $184 Million	1,273,895 Added 523.24%	1,517,356 $219 Million
Q1 2025 May 09, 2025	SELL	$96.59 - $128.46 $107 Million - $142 Million	-1,107,575 Reduced 81.98%	243,461 $24 Million
Q4 2024 Feb 10, 2025	SELL	$111.39 - $133.28 $202 Million - $242 Million	-1,813,026 Reduced 57.3%	1,351,036 $150 Million
Q3 2024 Nov 08, 2024	SELL	$92.38 - $108.7 $74.6 Million - $87.8 Million	-807,456 Reduced 20.33%	3,164,062 $344 Million
Q2 2024 Aug 08, 2024	SELL	$87.04 - $101.9 $2.95 Million - $3.45 Million	-33,899 Reduced 0.85%	3,971,518 $377 Million
Q1 2024 May 08, 2024	SELL	$75.06 - $105.6 $47.2 Million - $66.5 Million	-629,470 Reduced 13.58%	4,005,417 $411 Million
Q4 2023 Feb 09, 2024	SELL	$72.72 - $81.45 $72.3 Million - $81 Million	-993,980 Reduced 17.66%	4,634,887 $356 Million
Q3 2023 Nov 09, 2023	SELL	$68.37 - $76.48 $10.9 Million - $12.2 Million	-159,326 Reduced 2.75%	5,628,867 $422 Million
Q2 2023 Aug 10, 2023	SELL	$60.32 - $71.57 $34 Million - $40.3 Million	-563,688 Reduced 8.87%	5,788,193 $414 Million
Q1 2023 May 12, 2023	BUY	$55.6 - $63.23 $5.72 Million - $6.5 Million	102,849 Added 1.65%	6,351,881 $400 Million
Q4 2022 Feb 09, 2023	SELL	$51.7 - $62.22 $20.9 Million - $25.2 Million	-404,543 Reduced 6.08%	6,249,032 $363 Million
Q3 2022 Nov 09, 2022	BUY	$50.37 - $56.84 $12.9 Million - $14.6 Million	256,065 Added 4.0%	6,653,575 $335 Million
Q2 2022 Aug 10, 2022	SELL	$46.44 - $56.66 $6.49 Million - $7.92 Million	-139,790 Reduced 2.14%	6,397,510 $352 Million
Q1 2022 May 11, 2022	SELL	$42.78 - $55.73 $17.9 Million - $23.4 Million	-419,051 Reduced 6.02%	6,537,300 $352 Million
Q4 2021 Feb 14, 2022	SELL	$46.25 - $58.32 $13.7 Million - $17.3 Million	-296,807 Reduced 4.09%	6,956,351 $333 Million
Q3 2021 Nov 10, 2021	SELL	$52.65 - $58.52 $5.38 Million - $5.98 Million	-102,233 Reduced 1.39%	7,253,158 $391 Million
Q2 2021 Aug 12, 2021	SELL	$57.67 - $68.1 $6.12 Million - $7.22 Million	-106,065 Reduced 1.42%	7,355,391 $427 Million
Q1 2021 May 13, 2021	BUY	$53.92 - $66.0 $4.02 Million - $4.92 Million	74,584 Added 1.01%	7,461,456 $492 Million
Q4 2020 Feb 09, 2021	SELL	$53.72 - $62.6 $6.73 Million - $7.85 Million	-125,360 Reduced 1.67%	7,386,872 $445 Million
Q3 2020 Nov 06, 2020	SELL	$50.44 - $59.25 $4.54 Million - $5.33 Million	-89,914 Reduced 1.18%	7,512,232 $423 Million
Q2 2020 Aug 12, 2020	SELL	$47.99 - $63.25 $8.16 Million - $10.8 Million	-170,039 Reduced 2.19%	7,602,146 $431 Million
Q1 2020 May 08, 2020	BUY	$42.03 - $70.43 $17.4 Million - $29.2 Million	414,203 Added 5.63%	7,772,185 $379 Million
Q4 2019 Feb 12, 2020	BUY	$54.62 - $63.7 $11.5 Million - $13.4 Million	210,634 Added 2.95%	7,357,982 $457 Million
Q3 2019 Nov 12, 2019	BUY	$48.7 - $60.41 $6.58 Million - $8.16 Million	135,082 Added 1.93%	7,147,348 $409 Million
Q2 2019 Aug 09, 2019	BUY	$46.54 - $52.7 $30.7 Million - $34.8 Million	659,488 Added 10.38%	7,012,266 $365 Million
Q1 2019 May 10, 2019	BUY	$38.1 - $53.13 $518,655 - $723,258	13,613 Added 0.21%	6,352,778 $315 Million
Q4 2018 Feb 13, 2019	SELL	$36.76 - $63.18 $11.3 Million - $19.5 Million	-308,010 Reduced 4.63%	6,339,165 $242 Million
Q3 2018 Nov 13, 2018	BUY	$60.92 - $66.81 $55.6 Million - $60.9 Million	911,880 Added 15.9%	6,647,175 $416 Million
Q2 2018 Aug 14, 2018	SELL	$61.55 - $70.94 $8.26 Million - $9.52 Million	-134,134 Reduced 2.29%	5,735,295 $357 Million
Q1 2018 May 14, 2018	BUY	$59.82 - $67.37 $8.46 Million - $9.53 Million	141,451 Added 2.47%	5,869,429 $373 Million
Q4 2017 Feb 14, 2018	SELL	$56.88 - $62.45 $37.8 Million - $41.5 Million	-664,000 Reduced 10.39%	5,727,978 $346 Million
Q3 2017 Nov 13, 2017	BUY	$52.68 - $56.37 $337 Million - $360 Million	6,391,978	6,391,978 $358 Million

Others Institutions Holding BWXT

# of Institutions

722

Shares Held

85.4M

Call Options Held

1.43M

Put Options Held

443K

View Full List

About BWX Technologies, Inc.

Ticker BWXT
Exchange NYSE
Sector Industrials
Industry Aerospace & Defense
Shares Outstandng 91,215,600
Market Cap $16.3B
Description
BWX Technologies, Inc. manufactures and sells nuclear components in the United States, Canada, and internationally. It operates in three segments: Nuclear Operations Group, Nuclear Power Group, and Nuclear Services Group. The Nuclear Operations Group segment provides precision naval and critical nuclear components, reactors, nuclear fuel, and as...

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William Blair Investment Management, LLC Bwx Technologies, Inc. Transaction History