Skip to main content

CenterBook Partners LP

Position in NPKI — NPK International Inc.

CIK 1872738 GREENWICH, CT

Position in NPKI

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$389,667
New position
Shares Held
24,492
first reported quarter
Ownership
0.029%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#158
of 255 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Position in Building Products & Equipment

Industrials · as of Jun 30, 2026

CenterBook Partners LP holds $22,181,464 across 10 Building Products & Equipment names. NPKI ranks #8 (1.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 NPKI
NPK International Inc.
This page
24,492 $389,667

All Filings in NPKI

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $389,667 24,492