Office Properties Income Trust SEC Filings http://www.opireit.com/generated by Q4Wed, 01 Jul 2026 16:12:51 -0400Copyright Q4 Inc. All rights reserved.Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19581648http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19581648Wed, 01 Jul 2026 00:00:00 -0400Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19567556http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19567556Fri, 26 Jun 2026 00:00:00 -0400Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19563702http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19563702Thu, 25 Jun 2026 00:00:00 -0400Office Properties Income Trust - SC 13D - Statement of Beneficial Ownership19561688http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19561688Thu, 25 Jun 2026 00:00:00 -0400Office Properties Income Trust - SC 13D - Statement of Beneficial Ownership19561469http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19561469Thu, 25 Jun 2026 00:00:00 -0400Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19560066http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19560066Wed, 24 Jun 2026 00:00:00 -0400Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19560068http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19560068Wed, 24 Jun 2026 00:00:00 -0400Office Properties Income Trust - 3 - Initial Statement of Beneficial Ownership19560064http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19560064Wed, 24 Jun 2026 00:00:00 -0400Office Properties Income Trust - 8-K - Current report filing19553817http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19553817Tue, 23 Jun 2026 00:00:00 -0400Office Properties Income Trust - CERT - Certification by the exchange approving securities for listing19546974http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19546974Thu, 18 Jun 2026 00:00:00 -0400Office Properties Income Trust - 8-A12B - Securities Registration (section 12(b))19545339http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19545339Wed, 17 Jun 2026 00:00:00 -0400Office Properties Income Trust - 8-K - Current report filing19514931http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19514931Thu, 04 Jun 2026 00:00:00 -0400Office Properties Income Trust - 10-Q - Quarterly Report19473710http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19473710Fri, 22 May 2026 00:00:00 -0400Office Properties Income Trust - 10-K - Annual Report19473679http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19473679Fri, 22 May 2026 00:00:00 -0400Office Properties Income Trust - 10-Q - Quarterly Report19473543http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19473543Fri, 22 May 2026 00:00:00 -0400Office Properties Income Trust - EFFECT - Effectiveness Order19472296http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19472296Thu, 21 May 2026 00:00:00 -0400Office Properties Income Trust - EFFECT - Effectiveness Order19472298http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19472298Thu, 21 May 2026 00:00:00 -0400Office Properties Income Trust - NT 10-Q - Notification that Quarterly Report will be submitted late19455664http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19455664Fri, 15 May 2026 00:00:00 -0400Office Properties Income Trust - S-8 POS - Post-Effective Amendment to an S-8 filing19455500http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19455500Fri, 15 May 2026 00:00:00 -0400Office Properties Income Trust - S-8 POS - Post-Effective Amendment to an S-8 filing19455521http://www.opireit.com/investors/financial-information/sec-filings/sec-filings-details/default.aspx?FilingId=19455521Fri, 15 May 2026 00:00:00 -0400