Star Equity Holdings STRR Institutional Ownership

NASDAQ STRR

$9.85 +0.10 (+1.03%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

27 Institutions

Increased 11 40.7%

Unchanged 10 37.0%

Reduced 6 22.2%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

25.79%

▲+0.93 pp QoQ

Shares Held by Institutions

955.35K

of 3.70Mn outstanding

▲+2.86% QoQ

Shares Outstanding

3.70Mn

2.75Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+2 vs prior quarter

Net Shares Added (QoQ)

+26.60K

accumulated since last quarter

Value of Holdings

$9.41Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Star Equity Holdings, Inc. (NASDAQ:STRR) has 27 institutional investors with active 13F positions as of June 2026.

They owned 25.8% of outstanding stock in June 2026, up from 24.9% the prior quarter.
They increased total shares held in Star Equity Holdings by 2.86% from last quarter, and the number of investors in STRR decreased 22.86% annually.
Of these 27 holders, 11 added to their stakes in Star Equity Holdings, 6 trimmed positions, and 10 made no changes.
Altogether, these fund groups held 955.35K shares in STRR by June 2026, up by 26.6K shares quarter on quarter, and down 486.33K shares year over year.
As of June 30, 2026, Mink Brook Asset Management LLC held the largest stake in Star Equity Holdings with 316.14K shares, accounting for 8.54% of total shares outstanding.
The most significant purchases of STRR for the quarter ending June 2026 came from Axxion S.A. (23.54K), GatePass Capital, LLC (11.2K), BlackRock, Inc. (8.01K), GEODE CAPITAL MANAGEMENT, LLC (6.45K), Cable Car Capital, LP (4.5K).
Top sellers of STRR stock for the quarter ending June 2026 included BRIDGEWAY CAPITAL MANAGEMENT, LLC (14.5K), Manatuck Hill Partners, LLC (13.86K), RENAISSANCE TECHNOLOGIES LLC (500), Rothschild Wealth LLC (500), VANGUARD CAPITAL MANAGEMENT LLC (118).
According to Business Quant data, leading holders of STRR for June 2026 are Mink Brook Asset Management LLC (316.14K), VANGUARD CAPITAL MANAGEMENT LLC (134.57K), Cable Car Capital, LP (104.54K), RENAISSANCE TECHNOLOGIES LLC (80.43K), BlackRock, Inc. (61.42K), North Star Investment Management Corp. (55.0K), DIMENSIONAL FUND ADVISORS LP (41.86K), GEODE CAPITAL MANAGEMENT, LLC (30.84K), RBF Capital, LLC (28.11K), Axxion S.A. (23.54K).

Form 13F Holdings

27 Institutional Holders

Report period 30 Jun, 2026

Total shares held 955.35K

Of outstanding 25.79%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Mink Brook Asset Management LLC	0002052205	316,139	8.54%	0	0.00%	$3.37Mn
2	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	134,567	3.63%	▼118	-0.09%	$1.43Mn
3	Cable Car Capital, LP	0001699575	104,543	2.82%	▲4,501	+4.50%	$1.11Mn
4	RENAISSANCE TECHNOLOGIES LLC	0001037389	80,426	2.17%	▼500	-0.62%	$857.34K
5	BlackRock, Inc.	0002012383	61,416	1.66%	▲8,012	+15.00%	$654.70K
6	North Star Investment Management Corp.	0001342857	55,000	1.48%	0	0.00%	$586.30K
7	DIMENSIONAL FUND ADVISORS LP	0000354204	41,861	1.13%	0	0.00%	$446.28K
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	30,835	0.83%	▲6,451	+26.46%	$328.80K
9	RBF Capital, LLC	0001134621	28,112	0.76%	▼28,112	-50.00%	$299.67K
10	Axxion S.A.	0002030181	23,542	0.64%	▲23,542	0.00%	$250.96K
11	VANGUARD FIDUCIARY TRUST CO	0000933478	18,007	0.49%	▲118	+0.66%	$191.96K
12	Manatuck Hill Partners, LLC	0001467902	12,636	0.34%	▼13,864	-52.32%	$134.70K
13	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	0001164833	11,920	0.32%	0	0.00%	$127.07K
14	GatePass Capital, LLC	0002087399	11,200	0.30%	▲11,200	0.00%	$119.39K
15	Rothschild Wealth LLC	0001811345	10,800	0.29%	▼500	-4.42%	$115.13K
16	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	10,019	0.27%	▼14,496	-59.13%	$106.80K
17	SBI Securities Co., Ltd.	0001851815	1,258	0.03%	▲725	+136.02%	$13.41K
18	Vanguard Global Advisers, LLC	0001811242	1,056	0.03%	0	0.00%	$11.26K
19	Us Bancorp \De\	0000036104	1,003	0.03%	▲1,003	0.00%	$10.69K
20	UBS Group AG	0001610520	524	0.01%	▲523	+52,300.00%	$5.59K

Showing 1 to 20 of 27 holders