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$16.50+2.7720.17%Ext:$17.92+1.428.61%(After Hours · 22:41:42 UTC)

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Office Properties Income Trust(OPI US)

$16.50+2.7720.17%Ext:$17.92+1.428.61%(After Hours · 22:41:42 UTC)

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Office Properties Income Trust(OPI US)

$16.50+2.7720.17%Ext:$17.92+1.428.61%(After Hours · 22:41:42 UTC)

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OPI US

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Office Properties Income Trust(OPI US)

$16.50+2.7720.17%Ext:$17.92+1.428.61%(After Hours · 22:41:42 UTC)

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Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

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OPI US

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Insider Ownership

PORTNOY ADAM D.(44)

Form 3OWNERSHIP DOCUMENT24 Jun
Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019

PORTNOY BARRY M.(30)

Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016
Form 4Statement of changes in beneficial ownership9 Jun 2015
Form 4Statement of changes in beneficial ownership13 May 2015
Form 4Statement of changes in beneficial ownership11 May 2015
Form 4Statement of changes in beneficial ownership10 Apr 2015
Form 4Statement of changes in beneficial ownership9 Mar 2015
Form 4Statement of changes in beneficial ownership10 Feb 2015
Form 4Statement of changes in beneficial ownership12 Jan 2015
Form 4Statement of changes in beneficial ownership9 Dec 2014

BLACKMAN DAVID M.(23)

Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership27 Sep 2019
Form 4Statement of changes in beneficial ownership20 Sep 2019
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership26 Sep 2018
Form 4Statement of changes in beneficial ownership17 Sep 2018

GILMORE BARBARA D.(19)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 3Initial statement of beneficial ownership22 Jan 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

HARRINGTON JOHN L.(18)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4/AStatement of changes in beneficial ownership (amendment)7 Jun 2017
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

SOMERS JEFFREY P.(18)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

KLEIFGES MARK L.(16)

Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership26 Sep 2018
Form 4Statement of changes in beneficial ownership17 Sep 2018
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership4 Apr 2018
Form 4Statement of changes in beneficial ownership21 Sep 2017
Form 4Statement of changes in beneficial ownership18 Sep 2017
Form 4Statement of changes in beneficial ownership27 Sep 2016
Form 4Statement of changes in beneficial ownership19 Sep 2016
Form 4Statement of changes in beneficial ownership25 Sep 2015

CLARK JENNIFER B(15)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2022

Brown Matthew C.(11)

Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT22 Sep 2021
Form 4OWNERSHIP DOCUMENT17 Sep 2021
Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 4Statement of changes in beneficial ownership27 Sep 2019
Form 4Statement of changes in beneficial ownership20 Sep 2019

LAMKIN WILLIAM A.(9)

Form 3OWNERSHIP DOCUMENT24 Jun
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 3Initial statement of beneficial ownership22 Jan 2019

Poptodorova Elena(9)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 3Initial statement of beneficial ownership22 Feb 2017

Bilotto Christopher J.(9)

Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT22 Sep 2021
Form 4OWNERSHIP DOCUMENT17 Sep 2021
Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 3Initial statement of beneficial ownership12 Mar 2020

FRAICHE DONNA D.(8)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 3Initial statement of beneficial ownership22 Jan 2019

OFFICE PROPERTIES INCOME TRUST(7)

Form 4Statement of changes in beneficial ownership1 Jul 2019
Form 3Initial statement of beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership1 Dec 2015
Form 4/AStatement of changes in beneficial ownership (amendment)22 Dec 2015
Form 3Initial statement of beneficial ownership16 Nov 2015
Form 4Statement of changes in beneficial ownership5 Mar 2015
Form 3Initial statement of beneficial ownership11 Jul 2014

REDWOOD CAPITAL MANAGEMENT, LLC(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

Redwood Capital Management Holdings, LP(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

KLIKSBERG RUBEN(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3Initial statement of beneficial ownership26 Jun
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul

Double Twins K, LLC(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

Talley Mark A.(5)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT13 May 2022
Form 3OWNERSHIP DOCUMENT12 Apr 2022

Donley Brian E.(4)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 3OWNERSHIP DOCUMENT2 Oct 2023

Duffy Yael(4)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 3OWNERSHIP DOCUMENT2 Jan 2024

CommonWealth REIT(2)

Form 4Statement of changes in beneficial ownership13 Mar 2013
Form 3Initial statement of beneficial ownership2 Jun 2009

POHL TIMOTHY R(2)

Form 3OWNERSHIP DOCUMENT16 Jun 2025
Form 3OWNERSHIP DOCUMENT16 Jun 2025

KOLATCH JONATHAN(1)

Form 3OWNERSHIP DOCUMENT1 Jul

Leer Jeffrey C.(1)

Form 3Initial statement of beneficial ownership2 Jan 2019

Heller Jonathan M(1)

Form 3Initial statement of beneficial ownership25 Jun

Helix Partners Management LP(1)

Form 3Initial statement of beneficial ownership25 Jun

Schlussel Irvin(1)

Form 3OWNERSHIP DOCUMENT24 Jun

Helix Strategic Fund II LLC(1)

Form 3Initial statement of beneficial ownership25 Jun

Helix Strategic Fund LP(1)

Form 3Initial statement of beneficial ownership25 Jun

≥5% Ownership

VANGUARD GROUP INC(21)

SC 13G/AOffice Properties Income Trust29 Jul 2025
SC 13G/AOffice Properties Income Trust31 Jan 2025
SC 13G/AOffice Properties Income Trust12 Nov 2024
SC 13G/AOffice Properties Income Trust4 Nov 2024
SC 13G/AOffice Properties Income Trust12 Feb 2024
SC 13G/AOffice Properties Income Trust12 Feb 2024
SC 13G/AOffice Properties Income Trust10 Oct 2023
SC 13G/AOffice Properties Income Trust9 Feb 2023
SC 13G/AOffice Properties Income Trust10 Feb 2022
SC 13G/AOffice Properties Income Trust10 Feb 2021

BlackRock Inc.(19)

SC 13G/AOffice Properties Income Trust8 Jul 2024
SC 13G/AOffice Properties Income Trust24 Jan 2024
SC 13G/AOffice Properties Income Trust6 Dec 2023
SC 13G/AOffice Properties Income Trust6 Oct 2023
SC 13G/AOffice Properties Income Trust23 Jan 2023
SC 13G/AOffice Properties Income Trust27 Jan 2022
SC 13G/AOffice Properties Income Trust26 Jan 2022
SC 13GOffice Properties Income Trust25 Jan 2021
SC 13GOffice Properties Income Trust4 Feb 2020
SC 13G/AOffice Properties Income Trust28 Jan 2019

OFFICE PROPERTIES INCOME TRUST(12)

SC 13G/ARmr Group Inc.1 Jul 2019
SC 13G/ARmr Group Inc.2 Jan 2019
SC 13D/ASelect Income Reit20 Dec 2018
SC 13D/ASelect Income Reit9 Oct 2018
SC 13D/ASelect Income Reit17 Sep 2018
SC 13G/ARmr Group Inc.8 Feb 2017
SC 13GRMR Group Inc.5 Feb 2016
SC 13D/ASelect Income REIT9 Jun 2015
SC 13D/ASelect Income REIT5 Mar 2015
SC 13D/ASelect Income REIT2 Feb 2015

VANGUARD SPECIALIZED FUNDS(6)

SC 13G/AOffice Properties Income Trust31 Jan 2019
SC 13G/AGovernment Properties Income Trust2 Feb 2018
SC 13G/AGovernment Properties Income Trust13 Feb 2017
SC 13G/AGovernment Properties Income Trust9 Feb 2016
SC 13G/AGovernment Properties Income Trust6 Feb 2015
SC 13GGovernment Properties Income Trust4 Feb 2014

CommonWealth REIT(6)

SC 13G/AGovernment Properties Income Trust18 Mar 2013
SC 13G/AGovernment Properties Income Trust1 Feb 2013
SC 13G/AGovernment Properties Income Trust10 Feb 2012
SC 13G/AGovernment Properties Income Trust28 Jul 2011
SC 13G/AGovernment Properties Income Trust27 Jan 2011
SC 13GGovernment Properties Income Trust26 Jan 2010

STATE STREET CORP(5)

SC 13G/AOffice Properties Income Trust22 Jan 2024
SC 13G/AOffice Properties Income Trust7 Feb 2023
SC 13G/AOffice Properties Income Trust11 Feb 2022
SC 13GOffice Properties Income Trust9 Feb 2021
SC 13GOffice Properties Income Trust14 Feb 2020

JANUS CAPITAL MANAGEMENT LLC(4)

SC 13G/AGovernment Properties Income Trust31 Jan 2013
SC 13G/AGovernment Properties Income Trust14 Feb 2012
SC 13G/AGovernment Properties Income Trust14 Feb 2011
SC 13GGovernment Properties Income Trust16 Feb 2010

D. E. SHAW & CO, L.P.(3)

SC 13G/AOffice Properties Income Trust14 Aug 2025
SC 13G/AOffice Properties Income Trust14 Feb 2025
SC 13GOffice Properties Income Trust18 Dec 2024

REDWOOD CAPITAL MANAGEMENT, LLC(3)

SC 13D/AOffice Properties Income Trust19 Aug
SC 13D/AOffice Properties Income Trust24 Jul
SC 13DOffice Properties Income Trust25 Jun

BARCLAYS PLC(2)

SC 13G/AOffice Properties Income Trust6 Nov
SC 13GOffice Properties Income Trust13 Aug

Invesco Ltd.(2)

SC 13G/AOffice Properties Income Trust7 Nov 2024
SC 13GOffice Properties Income Trust9 Feb 2024

MSD Partners, L.P.(2)

SC 13G/AOffice Properties Income Trust13 Aug 2025
SC 13GOffice Properties Income Trust17 Dec 2024

LIBERTY MUTUAL HOLDING Co INC.(1)

SC 13GOffice Properties Income Trust10 Jul

WHITEBOX ADVISORS LLC(1)

SC 13GOffice Properties Income Trust6 Jul

Helix Partners Management LP(1)

SC 13DOffice Properties Income Trust25 Jun

Insider Ownership

PORTNOY ADAM D.(44)

Form 3OWNERSHIP DOCUMENT24 Jun
Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019

PORTNOY BARRY M.(30)

Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016
Form 4Statement of changes in beneficial ownership9 Jun 2015
Form 4Statement of changes in beneficial ownership13 May 2015
Form 4Statement of changes in beneficial ownership11 May 2015
Form 4Statement of changes in beneficial ownership10 Apr 2015
Form 4Statement of changes in beneficial ownership9 Mar 2015
Form 4Statement of changes in beneficial ownership10 Feb 2015
Form 4Statement of changes in beneficial ownership12 Jan 2015
Form 4Statement of changes in beneficial ownership9 Dec 2014

BLACKMAN DAVID M.(23)

Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership27 Sep 2019
Form 4Statement of changes in beneficial ownership20 Sep 2019
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership26 Sep 2018
Form 4Statement of changes in beneficial ownership17 Sep 2018

GILMORE BARBARA D.(19)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 3Initial statement of beneficial ownership22 Jan 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

HARRINGTON JOHN L.(18)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4/AStatement of changes in beneficial ownership (amendment)7 Jun 2017
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

SOMERS JEFFREY P.(18)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 4Statement of changes in beneficial ownership18 May 2016

KLEIFGES MARK L.(16)

Form 4Statement of changes in beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership26 Sep 2018
Form 4Statement of changes in beneficial ownership17 Sep 2018
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership4 Apr 2018
Form 4Statement of changes in beneficial ownership21 Sep 2017
Form 4Statement of changes in beneficial ownership18 Sep 2017
Form 4Statement of changes in beneficial ownership27 Sep 2016
Form 4Statement of changes in beneficial ownership19 Sep 2016
Form 4Statement of changes in beneficial ownership25 Sep 2015

CLARK JENNIFER B(15)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2022

Brown Matthew C.(11)

Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT22 Sep 2021
Form 4OWNERSHIP DOCUMENT17 Sep 2021
Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 4Statement of changes in beneficial ownership27 Sep 2019
Form 4Statement of changes in beneficial ownership20 Sep 2019

LAMKIN WILLIAM A.(9)

Form 3OWNERSHIP DOCUMENT24 Jun
Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 3Initial statement of beneficial ownership22 Jan 2019

Poptodorova Elena(9)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership24 May 2018
Form 4Statement of changes in beneficial ownership18 May 2017
Form 3Initial statement of beneficial ownership22 Feb 2017

Bilotto Christopher J.(9)

Form 4OWNERSHIP DOCUMENT20 Sep 2023
Form 4OWNERSHIP DOCUMENT15 Sep 2023
Form 4OWNERSHIP DOCUMENT21 Sep 2022
Form 4OWNERSHIP DOCUMENT16 Sep 2022
Form 4OWNERSHIP DOCUMENT22 Sep 2021
Form 4OWNERSHIP DOCUMENT17 Sep 2021
Form 4Statement of changes in beneficial ownership23 Sep 2020
Form 4Statement of changes in beneficial ownership21 Sep 2020
Form 3Initial statement of beneficial ownership12 Mar 2020

FRAICHE DONNA D.(8)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT17 Jun 2021
Form 4Statement of changes in beneficial ownership28 May 2020
Form 4Statement of changes in beneficial ownership29 May 2019
Form 4Statement of changes in beneficial ownership28 Feb 2019
Form 3Initial statement of beneficial ownership22 Jan 2019

OFFICE PROPERTIES INCOME TRUST(7)

Form 4Statement of changes in beneficial ownership1 Jul 2019
Form 3Initial statement of beneficial ownership2 Jan 2019
Form 4Statement of changes in beneficial ownership1 Dec 2015
Form 4/AStatement of changes in beneficial ownership (amendment)22 Dec 2015
Form 3Initial statement of beneficial ownership16 Nov 2015
Form 4Statement of changes in beneficial ownership5 Mar 2015
Form 3Initial statement of beneficial ownership11 Jul 2014

REDWOOD CAPITAL MANAGEMENT, LLC(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

Redwood Capital Management Holdings, LP(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

KLIKSBERG RUBEN(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3Initial statement of beneficial ownership26 Jun
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul

Double Twins K, LLC(6)

Form 4Statement of changes in beneficial ownership19 Aug
Form 4Statement of changes in beneficial ownership13 Aug
Form 4Statement of changes in beneficial ownership6 Aug
Form 4/AStatement of changes in beneficial ownership (amendment)7 Aug
Form 3/AInitial statement of beneficial ownership (amendment)24 Jul
Form 3Initial statement of beneficial ownership26 Jun

Talley Mark A.(5)

Form 4OWNERSHIP DOCUMENT17 Jun 2024
Form 4OWNERSHIP DOCUMENT14 Jun 2023
Form 4OWNERSHIP DOCUMENT17 Jun 2022
Form 4OWNERSHIP DOCUMENT13 May 2022
Form 3OWNERSHIP DOCUMENT12 Apr 2022

Donley Brian E.(4)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 3OWNERSHIP DOCUMENT2 Oct 2023

Duffy Yael(4)

Form 4OWNERSHIP DOCUMENT18 Sep 2025
Form 4OWNERSHIP DOCUMENT19 Sep 2024
Form 4OWNERSHIP DOCUMENT13 Sep 2024
Form 3OWNERSHIP DOCUMENT2 Jan 2024

CommonWealth REIT(2)

Form 4Statement of changes in beneficial ownership13 Mar 2013
Form 3Initial statement of beneficial ownership2 Jun 2009

POHL TIMOTHY R(2)

Form 3OWNERSHIP DOCUMENT16 Jun 2025
Form 3OWNERSHIP DOCUMENT16 Jun 2025

KOLATCH JONATHAN(1)

Form 3OWNERSHIP DOCUMENT1 Jul

Leer Jeffrey C.(1)

Form 3Initial statement of beneficial ownership2 Jan 2019

Heller Jonathan M(1)

Form 3Initial statement of beneficial ownership25 Jun

Helix Partners Management LP(1)

Form 3Initial statement of beneficial ownership25 Jun

Schlussel Irvin(1)

Form 3OWNERSHIP DOCUMENT24 Jun

Helix Strategic Fund II LLC(1)

Form 3Initial statement of beneficial ownership25 Jun

Helix Strategic Fund LP(1)

Form 3Initial statement of beneficial ownership25 Jun

≥5% Ownership

VANGUARD GROUP INC(21)

SC 13G/AOffice Properties Income Trust29 Jul 2025
SC 13G/AOffice Properties Income Trust31 Jan 2025
SC 13G/AOffice Properties Income Trust12 Nov 2024
SC 13G/AOffice Properties Income Trust4 Nov 2024
SC 13G/AOffice Properties Income Trust12 Feb 2024
SC 13G/AOffice Properties Income Trust12 Feb 2024
SC 13G/AOffice Properties Income Trust10 Oct 2023
SC 13G/AOffice Properties Income Trust9 Feb 2023
SC 13G/AOffice Properties Income Trust10 Feb 2022
SC 13G/AOffice Properties Income Trust10 Feb 2021

BlackRock Inc.(19)

SC 13G/AOffice Properties Income Trust8 Jul 2024
SC 13G/AOffice Properties Income Trust24 Jan 2024
SC 13G/AOffice Properties Income Trust6 Dec 2023
SC 13G/AOffice Properties Income Trust6 Oct 2023
SC 13G/AOffice Properties Income Trust23 Jan 2023
SC 13G/AOffice Properties Income Trust27 Jan 2022
SC 13G/AOffice Properties Income Trust26 Jan 2022
SC 13GOffice Properties Income Trust25 Jan 2021
SC 13GOffice Properties Income Trust4 Feb 2020
SC 13G/AOffice Properties Income Trust28 Jan 2019

OFFICE PROPERTIES INCOME TRUST(12)

SC 13G/ARmr Group Inc.1 Jul 2019
SC 13G/ARmr Group Inc.2 Jan 2019
SC 13D/ASelect Income Reit20 Dec 2018
SC 13D/ASelect Income Reit9 Oct 2018
SC 13D/ASelect Income Reit17 Sep 2018
SC 13G/ARmr Group Inc.8 Feb 2017
SC 13GRMR Group Inc.5 Feb 2016
SC 13D/ASelect Income REIT9 Jun 2015
SC 13D/ASelect Income REIT5 Mar 2015
SC 13D/ASelect Income REIT2 Feb 2015

VANGUARD SPECIALIZED FUNDS(6)

SC 13G/AOffice Properties Income Trust31 Jan 2019
SC 13G/AGovernment Properties Income Trust2 Feb 2018
SC 13G/AGovernment Properties Income Trust13 Feb 2017
SC 13G/AGovernment Properties Income Trust9 Feb 2016
SC 13G/AGovernment Properties Income Trust6 Feb 2015
SC 13GGovernment Properties Income Trust4 Feb 2014

CommonWealth REIT(6)

SC 13G/AGovernment Properties Income Trust18 Mar 2013
SC 13G/AGovernment Properties Income Trust1 Feb 2013
SC 13G/AGovernment Properties Income Trust10 Feb 2012
SC 13G/AGovernment Properties Income Trust28 Jul 2011
SC 13G/AGovernment Properties Income Trust27 Jan 2011
SC 13GGovernment Properties Income Trust26 Jan 2010

STATE STREET CORP(5)

SC 13G/AOffice Properties Income Trust22 Jan 2024
SC 13G/AOffice Properties Income Trust7 Feb 2023
SC 13G/AOffice Properties Income Trust11 Feb 2022
SC 13GOffice Properties Income Trust9 Feb 2021
SC 13GOffice Properties Income Trust14 Feb 2020

JANUS CAPITAL MANAGEMENT LLC(4)

SC 13G/AGovernment Properties Income Trust31 Jan 2013
SC 13G/AGovernment Properties Income Trust14 Feb 2012
SC 13G/AGovernment Properties Income Trust14 Feb 2011
SC 13GGovernment Properties Income Trust16 Feb 2010

D. E. SHAW & CO, L.P.(3)

SC 13G/AOffice Properties Income Trust14 Aug 2025
SC 13G/AOffice Properties Income Trust14 Feb 2025
SC 13GOffice Properties Income Trust18 Dec 2024

REDWOOD CAPITAL MANAGEMENT, LLC(3)

SC 13D/AOffice Properties Income Trust19 Aug
SC 13D/AOffice Properties Income Trust24 Jul
SC 13DOffice Properties Income Trust25 Jun

BARCLAYS PLC(2)

SC 13G/AOffice Properties Income Trust6 Nov
SC 13GOffice Properties Income Trust13 Aug

Invesco Ltd.(2)

SC 13G/AOffice Properties Income Trust7 Nov 2024
SC 13GOffice Properties Income Trust9 Feb 2024

MSD Partners, L.P.(2)

SC 13G/AOffice Properties Income Trust13 Aug 2025
SC 13GOffice Properties Income Trust17 Dec 2024

LIBERTY MUTUAL HOLDING Co INC.(1)

SC 13GOffice Properties Income Trust10 Jul

WHITEBOX ADVISORS LLC(1)

SC 13GOffice Properties Income Trust6 Jul

Helix Partners Management LP(1)

SC 13DOffice Properties Income Trust25 Jun