DOSSIER · 13F Holders · Q2 2026
NPKI

NPK INTERNATIONAL INC

267 institutions still hold NPK INTERNATIONAL INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 651718504·267 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$748M
visible holders
Holders
267
filers reporting
Concentration
16.89%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

267 institutions reported NPKI in Q2 2026. BlackRock, Inc. leads at 16.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$126M7.9M0.00%Q2 2026
02
AMERIPRISE FINANCIAL INC
CIK 0000820027
$71M4.5M0.01%Q2 2026
03
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$58M3.6M0.01%Q2 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$57M3.6M0.00%Q2 2026
05
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$50M3.1M0.02%Q2 2026
06
WASATCH ADVISORS LP
CIK 0000814133
$45M2.8M0.29%Q2 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$38M2.4M0.00%Q2 2026
08
ROYCE & ASSOCIATES LP
CIK 0000906304
$34M2.1M0.28%Q2 2026
09
STATE STREET CORP
CIK 0000093751
$32M2.0M0.00%Q2 2026
10
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.
CIK 0001238990
$28M1.7M1.37%Q2 2026
11
EMERALD ADVISERS, LLC
CIK 0001015083
$25M1.6M0.59%Q2 2026
12
THRIVENT FINANCIAL FOR LUTHERANS
CIK 0000314984
$24M1.7M0.05%Q1 2026
13
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$23M1.5M0.01%Q2 2026
14
First Eagle Investment Management, LLC
CIK 0001325447
$23M1.4M0.02%Q2 2026
15
Russell Investments Group, Ltd.
CIK 0001692234
$22M1.4M0.02%Q2 2026
16
MORGAN STANLEY
CIK 0000895421
$20M1.3M0.00%Q2 2026
17
LOOMIS SAYLES & CO L P
CIK 0000312348
$18M1.2M0.02%Q2 2026
18
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$18M1.1M0.01%Q2 2026
19
PRUDENTIAL FINANCIAL INC
CIK 0001137774
$18M1.1M0.02%Q2 2026
20
Qube Research & Technologies Ltd
CIK 0001729829
$17M1.1M0.02%Q2 2026
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Insiders at NPK INTERNATIONAL INC
Pederson Kristen J.Briggs LoriLanigan MatthewFruge Mary CelestePiontek GreggLarson Roderick A.Lewis Michael AMinge John C