§ ENERGY
USD · EnergyNGS
NATURAL GAS SERVICES GROUP
USDSector · Energy
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
98 increased/new, 47 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| Dimensional Fund Advisors | 844K | 0.0% | −1% |
| BlackRock, Inc. | 790K | 0.0% | −0% |
| AEGIS FINANCIAL CORP | 587K | 3.8% | −13% |
| VANGUARD CAPITAL MANAGEMENT LLC | 511K | n/a | n/a |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 482K | 18.2% | −3% |
| TWO SIGMA INVESTMENTS, LP | 365K | 0.0% | +501% |
◇ AC INTELLIGENCE
Top institutional owners for NGS as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER7.1% · 0 holders
OTHER46.9% · 95 holders
QUALITY / COMPOUNDER13.9% · 7 holders
PASSIVE / INDEX9.6% · 8 holders
DEALER / BANK8.2% · 21 holders
DEEP VALUE4.7% · 2 holders
SYSTEMATIC / QUANT4.5% · 10 holders
TACTICAL / MACRO3.5% · 2 holders
INCOME / DEFENSIVE1.3% · 6 holders
ACTIVIST0.3% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for NGS in the last 180 days.