Natural Gas Services Group

NGS · NYSE

$30.88−$0.16 (−0.52%)TodayMarket closed ·
Prev close $31.04

Who owns NGS

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 42.7% of NGS’s shares.

  • Dimensional Fund Advisors, L.P.6.7%
  • BlackRock Institutional Trust Company, N.A.6.5%
  • Aegis Financial Corporation4.6%
  • Hoak & Co.4.6%
  • Next 6 largest institutions20.2%
  • All other shareholders57.3%
Top institutional holders of NGS
HolderShares% of shares
Dimensional Fund Advisors, L.P.850.08K6.73%
BlackRock Institutional Trust Company, N.A.822.22K6.51%
Aegis Financial Corporation584.87K4.63%
Hoak & Co.575.00K4.55%
Vanguard Capital Management, LLC513.03K4.06%
Weber Capital Management, LLC479.71K3.80%
Two Sigma Investments, LP410.33K3.25%
American Century Investment Management, Inc.408.17K3.23%
Columbia Threadneedle Investments (US)380.17K3.01%
Royce Investment Partners363.32K2.88%

Largest mutual fund holders

Top mutual fund holders of NGS
HolderShares% of shares
Aegis Value Fund574.28K4.55%
Avantis US Small Cap Value ETF393.52K3.12%
Vanguard Total Stock Market Index Fund375.38K2.97%
Florida State Board Administration Fund349.50K2.77%
First Eagle Small Cap Opportunity Fund300.98K2.38%

Insider trades

Form 4 filings by officers, directors and large holders

Insiders made no open-market buys or sales of NGS in the last 6 months.

Latest NGS insider transactions
InsiderTypeSharesValue
TRINGALI DONALD JAward59$2.08K
Jenvey NigelAward3.52K—
Hodges GeorganneAward3.01K—
Gallegos John A. Jr.Award3.01K—
JACKSON JOHN EARLAward3.01K—
HOLLEY JEAN KAward3.01K—
TRINGALI DONALD JAward4.57K—
Taylor Stephen CharlesAward334$14.17K
TRINGALI DONALD JAward49$2.08K
Jenvey NigelOption exercise4.46K—

Short interest

Settled Sep 30, 2026

Shares short
462.59K
Days to cover
3.99
% of shares outstanding
3.66%
Average daily volume
115.91K
Change since last report
−2.2%

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