Archrock
AROC
373 hedge funds and large institutions have $4.46B invested in Archrock in 2025 Q4 according to their latest regulatory filings, with 62 funds opening new positions, 149 increasing their positions, 120 reducing their positions, and 49 closing their positions.
376% more call options, than puts
Call options by funds: $4.96M | Put options by funds: $1.04M
27% more first-time investments, than exits
New positions opened: 62 | Existing positions closed: 49
24% more repeat investments, than reductions
Existing positions increased: 149 | Existing positions reduced: 120
1.37% more ownership
Funds ownership: 96.34% → 97.71% (+1.4%)
1% more funds holding
Funds holding: 369 → 373 (+4)
0% more capital invested
Capital invested by funds: $4.46B → $4.46B (+$3.23M)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VNIM
Vaughan Nelson Investment Management
Houston,
Texas
|
+$58.4M |
| 2 |
Neuberger Berman Group
New York
|
+$31.8M |
| 3 |
SIMG
Stephens Investment Management Group
Houston,
Texas
|
+$31.4M |
| 4 |
BlackRock
New York
|
+$24.6M |
| 5 |
D.E. Shaw & Co
New York
|
+$18.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
EARNEST Partners
Atlanta,
Georgia
|
-$44M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$36.9M |
| 3 |
SEI Investments
Oaks,
Pennsylvania
|
-$24.1M |
| 4 |
Millennium Management
New York
|
-$20.9M |
| 5 |
HHAM
HITE Hedge Asset Management
Braintree,
Massachusetts
|
-$19.6M |
AROC Hedge Fund Activity: Q4 2025 in Review
373 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in Archrock (AROC) for Q4 2025, worth a combined $4.46B — up 0.07% from $4.46B a quarter earlier.
Buyers outnumbered sellers: 62 funds opened new AROC positions and 49 closed out — a net gain of 13 holders — while 149 added to existing stakes and 120 trimmed.
The largest buyer was Vaughan Nelson Investment Management, opening a new position worth an estimated $58.4M. The largest seller was EARNEST Partners, cutting an estimated $44M.
- 373 institutional investors held Archrock (AROC) as of Q4 2025, up from 369 in Q3 2025.
- Funds reported $4.46B of Archrock stock for Q4 2025, up 0.07% quarter-over-quarter.
- 62 funds opened new Archrock positions in Q4 2025 and 49 closed out, a net change of +13 holders.
- The largest Archrock buyer in Q4 2025 was Vaughan Nelson Investment Management, an estimated $58.4M added.
- The largest Archrock seller in Q4 2025 was EARNEST Partners, an estimated $44M sold.
Based on aggregated 13F filings for Q4 2025.