Security Snapshot

BWX Technologies, Inc. - Common Stock (BWXT) Institutional Ownership

CUSIP: 05605H100

13F Institutional Holders and Ownership History from Q2 2015 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

807

Shares (Excl. Options)

83,936,581

Price

$204.49

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Type / Class
Equity / Common Stock
Symbol
BWXT on NYSE
Shares outstanding
91,787,754
Price per share
$216.18
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
83,936,581
Total reported value
$17,109,273,304
% of total 13F portfolios
0.02%
Share change
+26,713
Value change
+$40,368,898
Number of holders
807
Price from insider filings
$216.18
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • BWXT - BWX Technologies, Inc. - Common Stock is tracked under CUSIP 05605H100.
  • 807 institutions reported positions in Q1 2026.
  • 2 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 754 to 807 between Q4 2025 and Q1 2026.
  • Reported value moved from $14,597,516,783 to $17,109,273,304.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 807 institutions filings for Q1 2026.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 05605H100?
CUSIP 05605H100 identifies BWXT - BWX Technologies, Inc. - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q1 2026 holders report and the ownership history table below.

Significant Owners of BWX Technologies, Inc. - Common Stock (BWXT) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD PORTFOLIO MANAGEMENT LLC 5.4% $1,003,176,409 4,905,748 Vanguard Portfolio Management 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC 5.2% $977,900,218 4,782,142 Vanguard Capital Management 31 Mar 2026

As of 31 Mar 2026, 807 institutional investors reported holding 83,936,581 shares of BWX Technologies, Inc. - Common Stock (BWXT). This represents 91% of the company’s total 91,787,754 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of BWX Technologies, Inc. - Common Stock (BWXT) together control 58% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 14% 12,487,506 +2% 0.04% $2,553,570,105
VANGUARD PORTFOLIO MANAGEMENT LLC 5.3% 4,891,237 0% 0.05% $1,000,209,054
VANGUARD CAPITAL MANAGEMENT LLC 4.5% 4,094,093 0% 0.02% $837,201,078
STATE STREET CORP 4.1% 3,748,950 +4.2% 0.03% $766,622,786
JPMORGAN CHASE & CO 2.8% 2,572,811 +27% 0.03% $492,924,943
Invesco Ltd. 2.7% 2,522,532 -1.8% 0.08% $515,832,533
FRANKLIN RESOURCES INC 2.1% 1,901,316 -16% 0.1% $388,800,121
GEODE CAPITAL MANAGEMENT, LLC 2% 1,793,566 -3.5% 0.02% $366,879,396
ALKEON CAPITAL MANAGEMENT LLC 1.9% 1,739,348 +10% 1.6% $355,679,277
VAN ECK ASSOCIATES CORP 1.7% 1,584,460 +27% 0.24% $324,006,000
BLAIR WILLIAM & CO/IL 1.6% 1,438,125 -0.11% 0.84% $294,082,157
FIRST TRUST ADVISORS LP 1.5% 1,391,079 +12% 0.2% $284,461,613
T. Rowe Price Investment Management, Inc. 1.4% 1,327,309 -31% 0.19% $271,422,000
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 1.4% 1,288,028 +46% 0.36% $263,388,846
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1.4% 1,286,257 -6.5% 0.09% $263,212,593
Bank of New York Mellon Corp 1.4% 1,283,997 +8.4% 0.05% $262,564,516
SNYDER CAPITAL MANAGEMENT L P 1.2% 1,102,116 -17% 4.4% $225,371,701
Artisan Partners Limited Partnership 1.2% 1,059,209 -3.3% 0.35% $216,597,645
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 1.1% 981,782 -11% 0.66% $200,764,601
MORGAN STANLEY 1.1% 977,834 -1.5% 0.01% $199,957,696
Clearbridge Investments, LLC 0.9% 827,836 -5.2% 0.15% $169,284,278
FMR LLC 0.89% 820,494 -5.8% 0.01% $167,782,914
Mawer Investment Management Ltd. 0.8% 734,162 -5% 0.97% $150,128,787
Fiera Capital Corp 0.79% 729,269 +0.85% 0.51% $149,128,218
Select Equity Group, L.P. 0.79% 726,424 +69% 0.79% $148,546,444

Institutional Holders of BWX Technologies, Inc. - Common Stock (BWXT) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 83,936,581 $17,109,273,304 +$40,368,898 $204.49 807
2025 Q4 84,404,003 $14,597,516,783 -$310,609,829 $172.84 754
2025 Q3 85,564,662 $15,773,063,174 -$304,006,468 $184.37 702
2025 Q2 87,499,498 $12,604,100,369 +$661,996,126 $144.06 649
2025 Q1 83,560,980 $8,245,178,525 -$66,058,593 $98.65 600
2024 Q4 83,803,233 $9,336,869,672 +$43,209,096 $111.39 593
2024 Q3 83,177,314 $9,079,506,593 -$115,668,357 $108.70 543
2024 Q2 84,553,595 $8,033,417,170 +$3,556,945 $95.00 493
2024 Q1 84,183,445 $8,638,181,522 -$191,074,616 $102.62 475
2023 Q4 86,370,830 $6,633,018,983 -$235,965,040 $76.73 425
2023 Q3 89,288,512 $6,694,343,046 -$245,468,566 $74.98 385
2023 Q2 92,569,827 $6,623,539,544 +$307,732,775 $71.57 372
2023 Q1 88,732,060 $5,593,442,497 -$6,363,702 $63.04 344
2022 Q4 88,811,376 $5,158,211,025 -$90,072,947 $58.08 343
2022 Q3 90,638,382 $4,566,718,897 -$216,015,484 $50.37 301
2022 Q2 90,672,993 $4,994,275,181 +$117,491,508 $55.09 280
2022 Q1 89,061,431 $4,797,201,876 +$6,056,084 $53.86 282
2021 Q4 88,855,805 $4,254,339,859 -$57,688,511 $47.88 272
2021 Q3 89,775,188 $4,835,414,531 -$86,864,448 $53.86 259
2021 Q2 91,160,431 $5,297,786,536 -$87,449,740 $58.12 276
2021 Q1 92,583,086 $6,104,710,756 -$819,741 $65.94 272
2020 Q4 93,087,315 $5,611,121,807 +$27,701,936 $60.28 274
2020 Q3 92,677,768 $5,218,726,149 -$23,981,720 $56.31 275
2020 Q2 93,170,770 $5,269,679,628 -$179,156,455 $56.64 291
2020 Q1 96,380,057 $4,695,320,331 -$166,569,709 $48.71 269
2019 Q4 99,407,890 $6,171,353,891 -$128,204,622 $62.08 288
2019 Q3 101,394,744 $5,801,481,802 -$28,864,581 $57.21 272
2019 Q2 102,119,052 $5,320,338,813 +$88,027,223 $52.10 258
2019 Q1 100,722,646 $4,993,872,010 +$179,941,682 $49.58 256
2018 Q4 97,157,859 $3,714,371,311 -$28,626,132 $38.23 248
2018 Q3 95,432,891 $5,968,146,328 +$26,971,055 $62.54 272
2018 Q2 95,023,149 $5,921,823,927 -$42,597,675 $62.32 296
2018 Q1 95,688,840 $6,079,579,201 +$104,361,869 $63.53 287
2017 Q4 94,143,676 $5,694,253,069 -$46,221,600 $60.49 295
2017 Q3 94,935,389 $5,318,963,674 -$42,852,491 $56.02 270
2017 Q2 96,311,614 $4,695,170,561 +$289,243,170 $48.75 259
2017 Q1 93,475,152 $4,449,420,959 +$188,418,943 $47.60 275
2016 Q4 94,088,871 $3,735,687,073 -$38,841,135 $39.70 256
2016 Q3 95,354,363 $3,658,993,542 -$16,842,368 $38.37 257
2016 Q2 96,589,526 $3,454,865,009 -$17,107,147 $35.77 258
2016 Q1 96,545,930 $3,240,035,569 -$66,012,878 $33.56 250
2015 Q4 98,521,908 $3,130,555,513 -$24,724,160 $31.77 222
2015 Q3 99,886,490 $2,628,942,945 +$1,263,728,208 $26.36 200
2015 Q2 29,840,882 $971,943,600 +$971,927,600 $32.80 54
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