DOSSIER · 13F Holders · Q2 2026
NGS

NATURAL GAS SVCS GROUP INC

163 institutions still hold NATURAL GAS SVCS GROUP INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 63886Q109·163 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$342M
visible holders
Holders
163
filers reporting
Concentration
12.14%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

163 institutions reported NGS in Q2 2026. BlackRock, Inc. leads at 12.1% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$41M962K0.00%Q2 2026
02
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$37M850K0.01%Q2 2026
03
First Eagle Investment Management, LLC
CIK 0001325447
$30M695K0.02%Q2 2026
04
AEGIS FINANCIAL CORP
CIK 0001140753
$25M585K3.98%Q2 2026
05
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$22M513K0.00%Q2 2026
06
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$18M410K0.01%Q2 2026
07
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$18M408K0.01%Q2 2026
08
AMERIPRISE FINANCIAL INC
CIK 0000820027
$16M380K0.00%Q2 2026
09
ROYCE & ASSOCIATES LP
CIK 0000906304
$16M363K0.13%Q2 2026
10
WEBER CAPITAL MANAGEMENT LLC /ADV
CIK 0001099905
$16M480K14.16%Q3 2026
11
MORGAN STANLEY
CIK 0000895421
$14M322K0.00%Q2 2026
12
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$14M320K0.00%Q2 2026
13
STATE STREET CORP
CIK 0000093751
$13M303K0.00%Q2 2026
14
Pacific Ridge Capital Partners, LLC
CIK 0001591546
$13M303K2.37%Q2 2026
15
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$9M214K0.01%Q2 2026
16
CITADEL ADVISORS LLC
CIK 0001423053
$9M210K0.00%Q2 2026
17
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$9M199K0.15%Q2 2026
18
AWM Investment Company, Inc.
CIK 0001535264
$8M190K0.71%Q2 2026
19
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$8M179K0.00%Q2 2026
20
Phocas Financial Corp.
CIK 0001356783
$7M154K0.92%Q2 2026
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Insiders at NATURAL GAS SVCS GROUP INC
Tringali Donald J →Jenvey Nigel →Hodges Georganne →Holley Jean K →Gallegos John A. Jr. →Jackson John Earl →Taylor Stephen Charles →Jacobs Justin →