Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in AROC held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 29.9M | $1.22B | +6.4% | 17.064% | 0.02% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 11.1M | $451.1M | +1.3% | 6.323% | 0.02% |
| 3 | EARNEST PARTNERS LLC | 9.5M | $388.4M | -2.3% | 5.444% | 1.40% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 7.6M | $309.7M | +1.5% | 4.340% | 0.01% |
| 5 | STATE STREET CORP | 7.5M | $306.3M | +4.0% | 4.293% | 0.00% |
| 6 | Invesco Ltd. | 7.2M | $293.2M | -10.1% | 4.110% | 0.02% |
| 7 | BANK OF AMERICA CORP /DE/ | 6.4M | $262.1M | -3.6% | 3.673% | 0.02% |
| 8 | AMERICAN CENTURY COMPANIES INC | 6.1M | $250.0M | +3.7% | 3.503% | 0.11% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 4.9M | $201.3M | +18.9% | 2.821% | 0.01% |
| 10 | DIMENSIONAL FUND ADVISORS LP | 4.9M | $200.6M | -10.8% | 2.811% | 0.04% |
| 11 | SEI INVESTMENTS CO | 4.6M | $186.5M | +3.3% | 2.614% | 0.16% |
| 12 | Neuberger Berman Group LLC | 3.7M | $152.3M | +55.9% | 2.134% | 0.05% |
| 13 | FMR LLC | 3.6M | $146.7M | -13.1% | 2.056% | 0.01% |
| 14 | GOLDMAN SACHS GROUP INC | 2.7M | $109.6M | -15.9% | 1.536% | 0.01% |
| 15 | TWO SIGMA INVESTMENTS, LP | 2.7M | $109.2M | +69.1% | 1.530% | 0.08% |
| 16 | CONGRESS ASSET MANAGEMENT CO | 2.2M | $90.1M | — | 1.263% | 0.55% |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.2M | $87.7M | -0.7% | 1.230% | 0.01% |
| 18 | MORGAN STANLEY | 2.2M | $87.6M | -1.6% | 1.228% | 0.00% |
| 19 | FRANKLIN RESOURCES INC | 2.1M | $87.3M | +4.5% | 1.224% | 0.02% |
| 20 | Bank of New York Mellon Corp | 2.1M | $84.5M | +0.4% | 1.184% | 0.01% |
| 21 | NORTHERN TRUST CORP | 2.0M | $83.0M | +6.5% | 1.163% | 0.01% |
| 22 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1.8M | $75.2M | -3.5% | 1.054% | 0.09% |
| 23 | RAYMOND JAMES FINANCIAL INC | 1.7M | $68.7M | +36.8% | 0.963% | 0.02% |
| 24 | Energy Income Partners, LLC | 1.4M | $58.5M | +3.1% | 0.820% | 0.92% |
| 25 | JONES FINANCIAL COMPANIES LLLP | 1.4M | $57.4M | +7.6% | 0.781% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in AROC — a direct measure of their conviction.
Filings activity in AROC during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 451 | +5.6% | 100.76% | +3.50 pp | $6.86B | +19% |
| Q1 2026 | 427 | +16% | 97.26% | 0.46 pp | $5.77B | +32% |
| Q4 2025 | 367 | +3.4% | 97.72% | +1.37 pp | $4.36B | +0.3% |
| Q3 2025 | 355 | 1.9% | 96.35% | +2.32 pp | $4.35B | +9.0% |
| Q2 2025 | 362 | 1.6% | 94.03% | +1.08 pp | $3.99B | 3.8% |
| Q1 2025 | 368 | +11% | 92.95% | 107.04 pp | $4.15B | 60% |
| Q4 2024 | 331 | +11% | 199.99% | +106.35 pp | $10.35B | +218% |
| Q3 2024 | 297 | — | 93.64% | — | $3.25B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying AROC stock.
Based on Q2 2026 13F filings, institutional ownership of Archrock, Inc. stands at 100.8%, held across 451 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of AROC, with approximately 29,906,924 shares worth $1.22B as of Q2 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of AROC, including TWO SIGMA INVESTMENTS, LP.
Our composite Smart Money Score for AROC is 61 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
82 institutions opened new positions in AROC during Q2 2026, while 64 fully exited. 304 added to existing positions and 51 trimmed.
AROC institutional ownership rose by 3.50 percentage points quarter-over-quarter, with a net change of +24 holders.
The top 10 institutions account for 56.5% of all reported 13F value in AROC, and the top 25 account for 78.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Archrock, Inc. (AROC) Institutional Ownership