Abigail P. Johnson, FMR report 7,015,138.37 KRC shares (5.9%)

Rhea-AI Filing Summary

FMR LLC filed a Schedule 13G reporting a passive stake in Kilroy Realty Corp (KRC). FMR beneficially owns 7,015,138.37 shares of common stock, representing 5.9% of the class as of 09/30/2025. It reports sole voting power over 6,903,358.81 shares and sole dispositive power over 7,015,138.37 shares, with no shared voting or dispositive power.

Abigail P. Johnson is also a reporting person, reflecting sole dispositive power over the same 7,015,138.37 shares. The filing states the securities were acquired and are held in the ordinary course of business and not to change or influence control. One or more other persons may have rights to dividends or sale proceeds, and no single such person has more than five percent of the total outstanding common stock.

Insights

Equity ownership analyst

Passive 5.9% stake disclosed; routine ownership update.

FMR LLC and Abigail P. Johnson report beneficial ownership of 7,015,138.37 KRC shares (5.9%) as of 09/30/2025. The filing indicates sole voting power over 6,903,358.81 shares and sole dispositive power over 7,015,138.37 shares, with no shared powers.

This is a Schedule 13G, which signals a passive intent. The certification states the holdings were acquired and are held in the ordinary course and not to change or influence control. One or more other persons may have rights to dividends or proceeds, with no single person over five percent.

As a routine ownership disclosure, market impact is typically limited. Any future changes in percentage or share count would appear in subsequent ownership reports.

FAQ

What stake did FMR LLC report in Kilroy Realty (KRC)?

FMR LLC reported beneficial ownership of 7,015,138.37 shares, representing 5.9% of Kilroy Realty’s common stock as of 09/30/2025.

What voting and dispositive powers were disclosed for KRC?

FMR reported sole voting power over 6,903,358.81 shares and sole dispositive power over 7,015,138.37 shares, with no shared powers.

Who are the reporting persons on this Schedule 13G for KRC?

The filing lists FMR LLC and Abigail P. Johnson as reporting persons.

Is the KRC stake intended to influence control of the company?

The certification states the securities were acquired and are held in the ordinary course and not to change or influence control.

Do others have rights to dividends or sale proceeds for the KRC shares?

Yes. One or more other persons may have such rights, and no single person exceeds 5% of the total outstanding common stock.

What is the date of the reportable event for this KRC ownership?

The date of event is 09/30/2025.

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Accepted by SEC EDGAR 11/05/2025 - 11:40 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

KILROY REALTY CORP

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

49427F108

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 49427F108

1

Names of Reporting Persons

FMR LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 6,903,358.81
6	Shared Voting Power 0.00
7	Sole Dispositive Power 7,015,138.37
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

7,015,138.37

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.9 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP No. 49427F108

1

Names of Reporting Persons

Abigail P. Johnson

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 7,015,138.37
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

7,015,138.37

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.9 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: KILROY REALTY CORP
(b)	Address of issuer's principal executive offices: 12200 W. OLYMPIC BLVD.,SUITE 200, LOS ANGELES,CA,USA,90064
Item 2.
(a)	Name of person filing: FMR LLC
(b)	Address or principal business office or, if none, residence: 245 Summer Street, Boston, Massachusetts 02210
(c)	Citizenship: Not applicable
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 49427F108
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 7015138.37
(b)	Percent of class: 5.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: Please see the responses to Items 5 and 6 on the cover page.
	(ii) Shared power to vote or to direct the vote: 0.00
	(iii) Sole power to dispose or to direct the disposition of: 7015138.37
	(iv) Shared power to dispose or to direct the disposition of: 0.00
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. One or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of KILROY REALTY CORP. No one other person's interest in the COMMON STOCK of KILROY REALTY CORP is more than five percent of the total outstanding COMMON STOCK.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See attached Exhibit 99.
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

FMR LLC

Signature:	Stephanie J. Brown
Name/Title:	Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Date:	11/04/2025

Abigail P. Johnson

Signature:	Stephanie J. Brown
Name/Title:	Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**
Date:	11/04/2025

Comments accompanying signature: * This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 10, 2023, accession number: 0000315066-23-000003. ** This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 31, 2023, accession number: 0000315066-23-000038.

Exhibit Information

Please see Exhibit 99 for 13d-1(k) (1) agreement.