13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Engines & TurbinesHigh-convictionMulti-bagger
BWXT

BWX TECHNOLOGIES INC

863 institutions still hold BWX TECHNOLOGIES INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 05605H100·Engines & Turbines·863 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 5.4%
vs prior quarter
13F value held
$10.0B
59.0% inst. owned
of float
Holders
863
-98 QoQ
filers reporting
Activity
+54 / −34
+1,038 added · −959 reduced
this quarter
Concentration
25.64%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

863 institutions reported BWXT in Q1 2026. BlackRock, Inc. leads at 25.6% of the visible book. -98 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$2.6B12.5M0.04%Q1 202602
Vanguard Portfolio Management
CIK 0002100121
$1.0B4.9M0.05%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$837M4.1M0.02%Q1 202604
STATE STREET CORP
CIK 0000093751
$767M3.7M0.03%Q1 202605
Invesco Ltd.
CIK 0000914208
$516M2.5M0.08%Q1 202606
JPMORGAN CHASE & CO
CIK 0000019617
$493M2.6M0.03%Q1 202607
FRANKLIN RESOURCES INC
CIK 0000038777
$389M1.9M0.10%Q1 202608
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$367M1.8M0.02%Q1 202609
ALKEON CAPITAL MANAGEMENT LLC
CIK 0001230239
$356M1.7M0.60%Q1 202610
BLAIR WILLIAM & CO/IL
CIK 0000902367
$294M1.4M0.84%Q1 202611
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$284M1.4M0.20%Q1 202612
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
CIK 0001705339
$263M1.3M0.36%Q1 202613
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$263M1.3M0.09%Q1 202614
Bank of New York Mellon Corp
CIK 0001390777
$263M1.3M0.05%Q1 202615
TORONTO DOMINION BANK
CIK 0000947263
$244M1.2M0.35%Q1 202616
SNYDER CAPITAL MANAGEMENT L P
CIK 0001050477
$225M1.1M4.37%Q1 202617
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$221M1.1M0.03%Q1 202618
Artisan Partners Limited Partnership
CIK 0001466153
$217M1.1M0.35%Q1 202619
BANK OF AMERICA CORP /DE/
CIK 0000070858
$206M1.0M0.01%Q1 202620
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
CIK 0001644956
$201M982K0.66%Q1 2026
Page 1 of 44
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