Ranger Energy Services
RNGR
136 hedge funds and large institutions have $231M invested in Ranger Energy Services in 2025 Q4 according to their latest regulatory filings, with 23 funds opening new positions, 54 increasing their positions, 36 reducing their positions, and 18 closing their positions.
50% more repeat investments, than reductions
Existing positions increased: 54 | Existing positions reduced: 36
28% more first-time investments, than exits
New positions opened: 23 | Existing positions closed: 18
12% more capital invested
Capital invested by funds: $206M → $231M (+$25M)
9.17% more ownership
Funds ownership: 67.38% → 76.56% (+9.2%)
2% more funds holding
Funds holding: 133 → 136 (+3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$3.09M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$2.42M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$1.9M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$1.25M |
| 5 |
Bank of New York Mellon
New York
|
+$1.06M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AI
Acuitas Investments
Seattle,
Washington
|
-$3.18M |
| 2 |
HIM
Hillsdale Investment Management
Toronto,
Ontario, Canada
|
-$1.6M |
| 3 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$1.12M |
| 4 |
II
Inspire Investing
Meridian,
Idaho
|
-$1.04M |
| 5 |
AllianceBernstein
Nashville,
Tennessee
|
-$729K |
RNGR Hedge Fund Activity: Q4 2025 in Review
136 of the 8,224 institutional investors tracked by Wall St. Rank reported a position in Ranger Energy Services (RNGR) for Q4 2025, worth a combined $231M — up 12% from $206M a quarter earlier.
Buyers outnumbered sellers: 23 funds opened new RNGR positions and 18 closed out — a net gain of 5 holders — while 54 added to existing stakes and 36 trimmed.
The largest buyer was Vanguard Group, adding an estimated $3.09M. The largest seller was Acuitas Investments, exiting entirely with an estimated $3.18M sold.
- 136 institutional investors held Ranger Energy Services (RNGR) as of Q4 2025, up from 133 in Q3 2025.
- Funds reported $231M of Ranger Energy Services stock for Q4 2025, up 12% quarter-over-quarter.
- 23 funds opened new Ranger Energy Services positions in Q4 2025 and 18 closed out, a net change of +5 holders.
- The largest Ranger Energy Services buyer in Q4 2025 was Vanguard Group, an estimated $3.09M added.
- The largest Ranger Energy Services seller in Q4 2025 was Acuitas Investments, an estimated $3.18M sold.
Based on aggregated 13F filings for Q4 2025.