$ORN

$9.73 +$0.58 (6.34%) After hours

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

Ownership

13F as of Q2 2026 · 40.5M shares outstanding

Who owns ORN?

By type of holder

Institutions 85.4% Insiders 6.2% Everyone else 8.4%

Concentration Top 10 holders own 45.9%

Brandes Investment Partners, LP 12.1% · BlackRock, Inc. 7.4%

Institutional ownership

85.4%

+3.1 pts vs last qtr

Institutional holders

176

+6 vs last qtr

Net shares bought

+1.2M

by institutions in Q2 2026

New / sold out

27 / 21

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Citadel Advisors LLC +406.6K
SG Capital Management LLC NEW +365.2K

Biggest sellers in Q2 2026

Invesco Ltd. −1.1M
CenterBook Partners LP −378.5K

Who is planning to sell?

Notices of proposed sale, last 12 months

$1.06M

1 notice from 1 person

Shares covered

90.0K

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

Shanfelter Austin J Director $1.06M

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

+43.9%

+4.13% a year

Each share's claim on the business

−30.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$188K vs $28.2M

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+ years50% 3–5 years8% 1–3 years27% Under 1 year15%

Quarterly turnover

12.1%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting ORN on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
BI Brandes Investment Partners, LP	4.9M	12.14%	−245.4K (−4.8%)	≤2021	0.6%
Shares held by quarter Peak holding5.2M (Q1'26) Change over 8 quarters+1.6M Share of the company12.140% Brandes Investment Partners, LP's full portfolio →
B BlackRock, Inc.	3.0M	7.43%	+271.0K (+9.9%)	≤2021	0.0%
Shares held by quarter Peak holding3.0M (Q2'26) Change over 8 quarters+672.5K Share of the company7.430% BlackRock, Inc.'s full portfolio →

Brandes Investment Partners, LP

4.9M

% of company

12.14%

Change vs last qtr

−245.4K (−4.8%)

Held since

≤2021

BlackRock, Inc.

3.0M

% of company

7.43%

Change vs last qtr

+271.0K (+9.9%)

Held since

≤2021

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting ORN on Form N-PORT; together they hold 32.8% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
BS Brandes Small Cap Value Fund Datum One Series Trust	$22.4M	1.3M	3.29%	3.52%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$20.5M	1.2M	3.01%	0.00%	June 30, 2026

Brandes Small Cap Value Fund

Datum One Series Trust

Position value

$22.4M

% of company

3.29%

% of the fund

3.52%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$20.5M

% of company

3.01%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Orion Group Holdings 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
BT Boone Travis J Insider	710.5K	1.75%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.750% Boone Travis J's insider activity →
SA Shanfelter Austin J Insider	336.5K	0.83%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.830% Shanfelter Austin J's insider activity →

Boone Travis J

Insider

710.5K

% of company

1.75%

Change vs last qtr

—

Held since

—

Shanfelter Austin J

Insider

336.5K

% of company

0.83%

Change vs last qtr

—

Held since

—

9 more holders behind a free account

See every insider and 5%+ holder of Orion Group Holdings Inc.

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