Starboard Value LP - 23 Sep 2025 SCHEDULE 13D/A Report for Healthcare Realty Trust Inc Class A Common Stock, $0.01 par value per share (HR)

Filing manager
Starboard Value LP
Reporting owner
Starboard Value LP
Security
Healthcare Realty Trust Inc Class A Common Stock, $0.01 par value per share
Beneficially owned shares
14,492,496 shares
Ownership signal CIK-linked ownership evidence from parsed SEC filings. 2 signals
Large-stake signal

Form

SCHEDULE 13D/A

Active or control-oriented beneficial ownership filing.

Ownership

4.1%

Beneficial ownership of this reported class.

Shares

14,492,496 shares

Shares beneficially owned as disclosed.

Event date

23 Sep 2025

Date tied to the ownership event or amendment.

Accepted by SEC

25 Sep 2025

EDGAR acceptance date.

How to read this large-stake filing
  • Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
  • Compare this filing with the holder history and issuer page before treating the percentage as a current position.
  • Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership
4.1%
Subject security Names, identifiers, and filing context for this profile. 2 source fields
Symbol
HR
Shares outstanding
353,475,512 shares
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
SCHEDULE 13D/A
Accepted by SEC
25 Sep 2025, 21:45:17 UTC
Event date
23 Sep 2025
Source filing
View source filing

Key filing fact

Starboard Value LP disclosed 4.1% ownership in Healthcare Realty Trust Inc Class A Common Stock, $0.01 par value per share (HR) on 23 Sep 2025.

Key facts

  • Starboard Value LP filed SCHEDULE 13D/A for Healthcare Realty Trust Inc Class A Common Stock, $0.01 par value per share (HR).
  • Disclosed ownership: 4.1%.
  • Date of event: 23 Sep 2025.

Change

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 25 Sep 2025, 21:45.

Research use

  • This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
  • Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

View source filing

Reporting persons

Disclosed reporting parties (14)

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name Ownership Shares owned Sole voting power Shared voting power Signature Title CIK
Starboard Value LP 4.1% 14,492,496 14,492,496 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value GP LLC, its general partner 0001517137
STARBOARD VALUE & OPPORTUNITY MASTER FUND LTD 2.3% 8,007,983 8,007,983 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value LP, its investment manager 0001373638
STARBOARD VALUE & OPPORTUNITY S LLC 0.3% 1,158,671 1,158,671 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value LP, its manager 0001519812
Starboard Value & Opportunity C LP 0% 0 0 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value R LP, its general partner 0001571704
Starboard Value R LP 0% 0 0 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value R GP LLC, its general partner 0001575972
Starboard Value & Opportunity Master Fund L LP 0.1% 485,662 485,662 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value L LP, its general partner 0001767736
Starboard Value L LP 0.1% 485,662 485,662 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value R GP LLC, its general partner 0001767773
Starboard Value R GP LLC 0.1% 485,662 485,662 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory 0001575979
Starboard X Master Fund Ltd 0.8% 2,976,770 2,976,770 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Value LP, its investment manager 0001833016
Starboard Value GP LLC 4.1% 14,492,496 14,492,496 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Principal Co LP, its member 0001517138
Starboard Principal Co LP 4.1% 14,492,496 14,492,496 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory of Starboard Principal Co GP LLC, its general partner 0001517139
Starboard Principal Co GP LLC 4.1% 14,492,496 14,492,496 0 /s/ Lindsey Cara Lindsey Cara, Authorized Signatory 0001517140
Smith Jeffrey C 4.1% 14,492,496 0 14,492,496 /s/ Lindsey Cara Lindsey Cara, Attorney-in-Fact for Jeffrey C. Smith 0001362697
Feld Peter A 4.1% 14,492,496 0 14,492,496 /s/ Lindsey Cara Lindsey Cara, Attorney-in-Fact for Peter A. Feld 0001410600
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