Office Properties Income Trust OPI Institutional Ownership

NASDAQ OPI

$15.25 +0.62 (+4.24%)

At close: Nov 13, 2026 · 4:00 PM EST

Institutions by Trading Activity

36 Institutions

Increased 36 100.0%

Unchanged 0 0.0%

Reduced 0 0.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

85.96%

▲+85.90 pp QoQ

Shares Held by Institutions

18.87Mn

of 21.95Mn outstanding

■0.00% QoQ

Shares Outstanding

21.95Mn

3.08Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+35 vs prior quarter

Net Shares Added (QoQ)

+18.83Mn

accumulated since last quarter

Value of Holdings

$287.79Mn

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

Updated Oct 28, 2026

Office Properties Income Trust (NASDAQ:OPI) appeared in the 13F filings of 36 institutional investors for the quarter ended June 30, 2026.

These investors held 85.96% of outstanding shares in Q2 2026, up from 0.05% the quarter before.
Altogether, institutional holders owned 18.87Mn OPI shares at the end of Q2 2026, up 18.83Mn from the prior quarter and up 18.77Mn from a year earlier.
As of June 30, 2026, the biggest holder of Office Properties Income Trust was Helix Partners Management LP with 5.55Mn shares, or 25.29% of shares outstanding.
According to Business Quant data, the leading holders of OPI for Q2 2026 were Helix Partners Management LP (5.55Mn shares), Redwood Capital Management, LLC (4.33Mn shares), Whitebox Advisors LLC (1.75Mn shares), Liberty Mutual Group Asset Management Inc. (1.31Mn shares), Valueworks LLC (1.16Mn shares), ExodusPoint Capital Management, LP (1.08Mn shares), Cygnus Capital Advisors, LLC (740.8K shares), Apollo Management Holdings, L.P. (516.8K shares), Jane Street Group, LLC (458.56K shares) and Barclays PLC (416.92K shares).

Form 13F Holdings

36 Institutional Holders

Report period 30 Jun, 2026

Total shares held 18.87Mn

Of outstanding 85.96%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Helix Partners Management LP	0001995612	5,551,715	25.29%	▲5,551,715	0.00%	$94.38Mn
2	REDWOOD CAPITAL MANAGEMENT, LLC	0001316622	4,327,521	19.71%	▲4,327,521	0.00%	$73.57Mn
3	WHITEBOX ADVISORS LLC	0001257391	1,748,605	7.96%	▲1,748,605	0.00%	$29.73Mn
4	Liberty Mutual Group Asset Management Inc.	0001533497	1,311,341	5.97%	▲1,311,341	0.00%	$22.29Mn
5	VALUEWORKS LLC	0001282189	1,162,310	5.29%	▲1,162,310	0.00%	$19.76Mn
6	ExodusPoint Capital Management, LP	0001736225	1,077,999	4.91%	▲1,077,999	0.00%	$18.33Mn
7	Cygnus Capital Advisors, LLC	0002114319	740,803	3.37%	▲740,803	0.00%	$12.59K
8	Apollo Management Holdings, L.P.	0001449434	516,804	2.35%	▲516,804	0.00%	$8.79Mn
9	JANE STREET GROUP, LLC	0001595888	458,560	2.09%	▲458,560	0.00%	$7.80Mn
10	Barclays Plc	0000312069	416,921	1.90%	▲416,921	0.00%	$7.09Mn
11	LITTLEJOHN & CO LLC	0001042537	326,981	1.49%	▲326,981	0.00%	$5.56Mn
12	Aviva Plc	0001140022	235,269	1.07%	▲235,269	0.00%	$4.00Mn
13	Nuveen, LLC	0001871926	210,482	0.96%	▲210,482	0.00%	$3.58Mn
14	MACKENZIE FINANCIAL CORP	0000919859	193,653	0.88%	▲193,653	0.00%	$3.29Mn
15	Brevan Howard Capital Management LP	0001512857	124,393	0.57%	▲124,393	0.00%	$2.14Mn
16	MILLENNIUM MANAGEMENT LLC	0001273087	119,008	0.54%	▲119,008	0.00%	$2.02Mn
17	Invesco Ltd.	0000914208	113,454	0.52%	▲113,454	0.00%	$1.93Mn
18	AEGON USA Investment Management, LLC	0001454937	57,113	0.26%	▲57,113	0.00%	$970.92K
19	Marnell Management LLC	0001852314	50,892	0.23%	▲50,892	0.00%	$865.16K
20	INFRASTRUCTURE CAPITAL ADVISORS, LLC	0001621802	45,864	0.21%	▲45,864	0.00%	$779.69K

Showing 1 to 20 of 36 holders