Adam D. Portnoy

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Newton, MA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Adam D. Portnoy
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Adam D. Portnoy

Form 4 holding Director

DIVERSIFIED HEALTHCARE TRUST

Security class
Common Shares of Beneficial Interest
Shares / value
23,250,019
Estimated value
$85,560,070
Report date
10 Sep 2026
Price
$3.68
Ownership
Indirect
Form 4 holding Director

Service Properties Trust

Security class
Common Shares of Beneficial Interest
Shares / value
8,333,333
Estimated value
$49,999,999
Report date
10 Sep 2026
Price
$1.20
Ownership
Indirect
Form 4 holding Director, 10%+ Owner

Seven Hills Realty Trust

Security class
Common Shares of Beneficial Interest
Shares / value
4,756,323
Estimated value
$39,598,272
Report date
17 Sep 2026
Price
$8.65
Ownership
Indirect
Form 4 holding Director

AlerisLife Inc.

Security class
Common Stock
Shares / value
22,375,687
Estimated value
$29,312,150
Report date
18 Mar 2023
Price
$1.31
Ownership
Indirect
Form 4 holding Director, 10%+ Owner

Seven Hills Realty Trust

Security class
Common Shares of Beneficial Interest
Shares / value
361,266
Estimated value
$2,845,927
Report date
17 Sep 2026
Price
$8.65
Ownership
Direct
Form 4 holding Director

DIVERSIFIED HEALTHCARE TRUST

Security class
Common Shares of Beneficial Interest
Shares / value
487,239
Estimated value
$1,814,234
Report date
10 Sep 2026
Price
$4.37
Ownership
Direct
Form 4 holding Director

OFFICE PROPERTIES INCOME TRUST

Security class
Common Shares of Beneficial Interest
Shares / value
439,072
Estimated value
$1,308,106
Report date
17 Jun 2026
Price
$2.27
Ownership
Indirect
Form 4 holding Director

Service Properties Trust

Security class
Common Shares of Beneficial Interest
Shares / value
121,579
Estimated value
$1,012,044
Report date
10 Sep 2026
Price
$2.82
Ownership
Direct
Form 4 holding Director

OFFICE PROPERTIES INCOME TRUST

Security class
Common Shares of Beneficial Interest
Shares / value
212,329
Estimated value
$176,487
Report date
16 Sep 2025
Price
$0.8312
Ownership
Direct
Form 4 holding Director

AlerisLife Inc.

Security class
Common Stock
Shares / value
0
Estimated value
Report date
18 Mar 2023
Price
$1.31
Ownership
Direct
Form 4 holding Director, 10%+ Owner

Seven Hills Realty Trust

Security class
Subscription Right (Right to Buy)
Shares / value
0
Estimated value
Report date
04 Dec 2025
Price
Ownership
Direct
Underlying class
Common Shares
Underlying amount
Form 4 holding Director, 10%+ Owner

Seven Hills Realty Trust

Security class
Subscription Right (Right to Buy)
Shares / value
0
Estimated value
Report date
04 Dec 2025
Price
Ownership
Indirect
Underlying class
Common Shares
Underlying amount
Form 4 holding Director, 10%+ Owner

Tremont Mortgage Trust

Security class
Common Shares of Beneficial Interest
Shares / value
0
Estimated value
Report date
30 Sep 2021
Price
$5.56
Ownership
Direct
Form 4 holding Director, 10%+ Owner

Tremont Mortgage Trust

Security class
Common Shares of Beneficial Interest
Shares / value
0
Estimated value
Report date
30 Sep 2021
Price
$5.56
Ownership
Indirect

Insider Reports Filed by Adam D. Portnoy

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