Security Snapshot

KILROY REALTY CORP - Common Stock (KRC) Institutional Ownership

CUSIP: 49427F108

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

373

Shares (Excl. Options)

148,232,314

Price

$37.37

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Type / Class
Equity / Common Stock
Symbol
KRC on NYSE
Shares outstanding
118,184,227
Price per share
$28.21
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
148,232,314
Total reported value
$5,541,921,275
% of total 13F portfolios
0%
Share change
+6,296,061
Value change
+$227,795,796
Number of holders
373
Price from insider filings
$28.21
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

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Quick Takeaways

  • KRC - KILROY REALTY CORP - Common Stock is tracked under CUSIP 49427F108.
  • 373 institutions reported positions in Q4 2025.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 373 to 15 between Q4 2025 and Q1 2026.
  • Reported value moved from $5,541,921,275 to $2,991,605.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Official SEC Source

Backed by Form 13F

Ownership context comes from SEC Form 13F and, when available, Schedule 13D/13G filings.

See Original Filing

Investment Quick Answers

What is CUSIP 49427F108?
CUSIP 49427F108 identifies KRC - KILROY REALTY CORP - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of KILROY REALTY CORP - Common Stock (KRC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 12% -8.5% $443,189,161 -$42,677,450 13,691,355 -8.8% BlackRock, Inc. 31 Mar 2025
D1 Capital Partners L.P. 8.8% +23% $412,264,404 +$76,011,999 10,400,212 +23% D1 Capital Partners L.P. 31 Dec 2025
COHEN & STEERS, INC. 8.1% -37% $381,306,793 -$226,008,689 9,619,243 -37% Cohen & Steers, Inc. 31 Dec 2025
NORGES BANK 7.7% $293,175,381 9,057,009 Norges Bank 31 Dec 2024
FMR LLC 4.2% -28% $185,694,313 -$76,461,412 4,969,074 -29% FMR LLC 31 Dec 2025

As of 31 Dec 2025, 373 institutional investors reported holding 148,232,314 shares of KILROY REALTY CORP - Common Stock (KRC). This represents 125% of the company’s total 118,184,227 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of KILROY REALTY CORP - Common Stock (KRC) together control 99% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 13% 15,823,705 -0.85% 0.01% $591,331,856
BlackRock, Inc. 13% 14,867,537 +1.2% 0.01% $555,599,868
D1 Capital Partners L.P. 8.8% 10,400,212 +23% 3.6% $388,655,922
COHEN & STEERS, INC. 8.1% 9,571,519 -37% 0.65% $357,713,000
NORGES BANK 7.7% 9,101,700 0.04% $340,130,529
STATE STREET CORP 4.8% 5,631,152 -2.2% 0.01% $213,414,189
PRINCIPAL FINANCIAL GROUP INC 4.4% 5,228,666 +23% 0.1% $195,396,137
FMR LLC 4.2% 4,971,932 -29% 0.01% $185,801,079
APG Asset Management US Inc. 3.6% 4,287,628 0% 1.3% $160,228,658
Daiwa Securities Group Inc. 3% 3,491,846 -2.4% 0.42% $130,490,000
NORTHERN TRUST CORP 2.6% 3,043,461 -3.4% 0.01% $113,734,138
Route One Investment Company, L.P. 2.5% 2,935,372 +12% 4.6% $109,694,852
T. Rowe Price Investment Management, Inc. 2.4% 2,795,921 -9.6% 0.07% $104,484,000
WELLINGTON MANAGEMENT GROUP LLP 2.3% 2,700,915 +94% 0.02% $100,933,195
MORGAN STANLEY 2.2% 2,643,973 +231% 0.01% $98,805,327
RUSH ISLAND MANAGEMENT, LP 2.2% 2,633,921 -5.7% 6.2% $98,429,628
PGGM Investments 2.2% 2,628,946 +6% 1.6% $98,244,000
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2% 2,309,754 +2.3% 0.01% $86,315,507
GEODE CAPITAL MANAGEMENT, LLC 2% 2,304,992 +1.6% 0.01% $86,152,963
Quantinno Capital Management LP 1.7% 2,012,797 +21% 0.15% $75,218,243
OAKTREE CAPITAL MANAGEMENT LP 1.6% 1,850,011 0% 1.1% $69,134,911
DIMENSIONAL FUND ADVISORS LP 1.4% 1,660,251 +1.3% 0.01% $62,046,495
FEDERATED HERMES, INC. 1.3% 1,591,778 +6.5% 0.1% $59,484,735
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 1.3% 1,562,827 0% 0.09% $58,403,247
PRICE T ROWE ASSOCIATES INC /MD/ 1.3% 1,487,767 -13% 0.01% $55,599,000

Institutional Holders of KILROY REALTY CORP - Common Stock (KRC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 105,909 $2,991,605 +$872,503 $28.21 15
2025 Q4 148,232,314 $5,541,921,275 +$227,795,796 $37.37 373
2025 Q3 140,307,340 $5,931,033,811 +$120,966,784 $42.25 354
2025 Q2 139,837,547 $4,802,324,268 +$576,074,046 $34.31 322
2025 Q1 123,000,962 $4,043,817,446 -$292,931,603 $32.76 315
2024 Q4 128,815,361 $5,210,431,364 +$292,897,684 $40.45 337
2024 Q3 120,677,270 $4,670,457,826 +$40,528,941 $38.70 319
2024 Q2 119,687,271 $3,734,316,804 -$135,541,224 $31.17 316
2024 Q1 123,331,226 $4,481,570,107 +$25,420,957 $36.43 313
2023 Q4 122,719,030 $4,893,004,539 +$35,885,211 $39.84 308
2023 Q3 122,020,675 $3,860,258,941 +$92,232,940 $31.61 286
2023 Q2 119,107,222 $3,588,927,561 +$12,393,503 $30.09 276
2023 Q1 118,046,101 $3,826,941,382 +$66,289,613 $32.40 270
2022 Q4 115,359,309 $4,465,839,701 -$22,493,075 $38.67 290
2022 Q3 114,485,148 $4,823,840,874 -$10,988,637 $42.11 273
2022 Q2 113,842,199 $5,969,363,142 -$204,514,545 $52.33 273
2022 Q1 117,298,758 $8,961,873,792 +$251,869,275 $76.42 279
2021 Q4 114,120,865 $7,587,904,671 -$28,007,239 $66.46 299
2021 Q3 114,374,786 $7,585,159,887 -$115,910,917 $66.21 281
2021 Q2 116,186,460 $8,094,839,256 +$74,665,893 $69.64 285
2021 Q1 115,349,108 $7,573,691,725 +$59,152,119 $65.63 287
2020 Q4 115,772,731 $6,643,944,977 -$115,546,685 $57.40 275
2020 Q3 117,798,943 $6,122,871,556 -$90,318,594 $51.96 254
2020 Q2 119,041,692 $7,002,280,169 +$96,212,739 $58.70 264
2020 Q1 118,697,356 $7,562,712,749 +$426,244,210 $63.70 263
2019 Q4 111,677,684 $9,371,218,941 +$241,703,197 $83.90 275
2019 Q3 108,866,849 $8,481,853,656 -$199,609,500 $77.89 276
2019 Q2 108,878,359 $8,036,806,743 +$58,191,703 $73.81 271
2019 Q1 109,170,234 $8,295,773,354 -$23,731,190 $75.96 256
2018 Q4 109,628,477 $6,895,924,154 +$72,362,415 $62.88 250
2018 Q3 108,232,598 $7,760,424,073 +$358,187,259 $71.69 266
2018 Q2 103,214,338 $7,808,404,304 -$13,620,755 $75.64 266
2018 Q1 103,607,927 $7,354,998,995 -$231,514,923 $70.96 249
2017 Q4 104,071,898 $7,768,053,309 +$373,244,979 $74.65 260
2017 Q3 98,966,599 $7,037,584,897 -$309,335,994 $71.12 248
2017 Q2 103,217,555 $7,756,341,381 +$60,732,408 $75.15 257
2017 Q1 102,477,538 $7,385,648,127 +$1,035,312,658 $72.08 268
2016 Q4 97,972,504 $7,172,180,441 -$118,524,231 $73.22 269
2016 Q3 101,606,306 $7,031,547,608 -$195,201,744 $69.35 260
2016 Q2 104,457,607 $6,923,839,634 +$40,234,903 $66.29 249
2016 Q1 103,731,694 $6,416,831,337 +$192,503,633 $61.87 241
2015 Q4 100,671,367 $6,371,666,071 +$119,527,814 $63.28 252
2015 Q3 98,642,611 $6,426,879,652 +$15,344,217 $65.16 232
2015 Q2 98,546,566 $6,617,646,893 +$324,678,594 $67.15 222
2015 Q1 101,198,029 $7,708,683,912 +$195,464,658 $76.17 233
2014 Q4 91,351,849 $6,312,882,979 -$18,411,602 $69.07 221
2014 Q3 93,114,510 $5,534,985,758 +$20,577,268 $59.44 221
2014 Q2 92,769,078 $5,781,324,304 -$34,476,687 $62.28 227
2014 Q1 93,369,306 $5,474,544,725 +$142,522,598 $58.58 214

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