$AROC

$31.66 +$1.69 (5.64%) Close

$AROC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 175.3M shares outstanding

Who owns AROC?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 54.4%

BlackRock, Inc. 17.1% · Vanguard Portfolio Management LLC 6.3%

Institutional ownership

100.0%

+2.7 pts vs last qtr

Institutional holders

449

+19 vs last qtr

Net shares bought

+5.6M

by institutions in Q2 2026

New / sold out

89 / 70

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Congress Asset Management Co NEW +2.2M
BlackRock, Inc. +1.8M

Biggest sellers in Q2 2026

Vaughan Nelson Investment Management, L.P. −1.5M
D. E. Shaw & Co., Inc. −876.7K

Who is planning to sell?

Notices of proposed sale, last 12 months

$13.4M

6 notices from 5 people

Shares covered

379.0K

0.22% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Doug Aron Officer $8.13M
Aron Doug S Officer $2.55M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

+153.3%

+10.88% a year

Each share's claim on the business

−60.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$107M vs $113M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years72% 3–5 years9% 1–3 years11% Under 1 year8%

Quarterly turnover

10.2%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting AROC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	29.9M	17.06%	+1.8M (+6.4%)	≤2021	0.0%
Shares held by quarter Peak holding29.9M (Q2'26) Change over 8 quarters+1.9M Share of the company17.060% BlackRock, Inc.'s full portfolio →
VP Vanguard Portfolio Management LLC	11.1M	6.32%	+143.7K (+1.3%)	≤2021	0.0%
Shares held by quarter Peak holding11.1M (Q2'26) Change over 8 quarters+11.1M Share of the company6.320% Vanguard Portfolio Management LLC's full portfolio →

BlackRock, Inc.

29.9M

% of company

17.06%

Change vs last qtr

+1.8M (+6.4%)

Held since

≤2021

Vanguard Portfolio Management LLC

11.1M

% of company

6.32%

Change vs last qtr

+143.7K (+1.3%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Archrock, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting AROC on Form N-PORT; together they hold 53.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$430M	10.6M	6.02%	0.39%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$215M	5.3M	3.02%	0.01%	June 30, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$430M

% of company

6.02%

% of the fund

0.39%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$215M

% of company

3.02%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Archrock, Inc. and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
CD Childers D Bradley Insider	2.3M	1.31%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.310% Childers D Bradley's insider activity →
HS Hildebrandt Stephanie C Insider	446.5K	0.25%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.250% Hildebrandt Stephanie C's insider activity →

Childers D Bradley

Insider

2.3M

% of company

1.31%

Change vs last qtr

—

Held since

—

Hildebrandt Stephanie C

Insider

446.5K

% of company

0.25%

Change vs last qtr

—

Held since

—

13 more holders behind a free account

See every insider and 5%+ holder of Archrock, Inc..

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