Arthur J. Gallagher & Co. (AJG) — Institutional Holders, Q2 2026 (page 3)

1,299 institutional investment managers reported a AJG position on SEC Form 13F-HR for the quarter ended June 30, 2026, with a combined reported value of $54.6B. Every filer is listed below, ranked by position value, 100 per page; this page shows ranks 201 to 300. Put and call option positions are excluded, and a firm filing several lots or share classes is shown once with its total.

AJG 13F holders ranked 201–300 of 1,299

Institutional investors reporting a position in Arthur J. Gallagher & Co. on SEC Form 13F-HR for Q2 2026, ranked by reported value.
InstitutionValueQoQ
Cetera Investment Advisers#201 · 82,024 sh$18.8M+16.5%
MARSICO CAPITAL MANAGEMENT#202 · 81,899 sh$18.8MNew
Lansforsakringar Fondforvaltning AB (publ)#203 · 77,934 sh$17.9M-5.1%
Resona Asset Management ,Ltd.#204 · 77,243 sh$17.7M-5.7%
CREDIT AGRICOLE S A#205 · 76,382 sh$17.5M-33.7%
MOUNTAIN PACIFIC INVESTMENT ADVISERS#206 · 75,408 sh$17.3M-0.1%
Mn Services Vermogensbeheer B.V.#207 · 74,921 sh$17.2M-23.5%
Rafferty Asset Management#208 · 74,837 sh$17.2M+19.8%
Ilmarinen Mutual Pension Insurance#209 · 74,414 sh$17.1M+54.7%
PUBLIC SECTOR PENSION INVESTMENT BOARD#210 · 73,397 sh$16.8M+0.4%
BNP Paribas Asset Management Holding S.A.#211 · 73,199 sh$16.8M-10.1%
Czech National Bank#212 · 73,124 sh$16.8M+4.5%
Mirae Asset Global Investments , Ltd.#213 · 72,507 sh$16.6M+9.9%
Madison Asset Management#214 · 72,448 sh$16.6MNew
CIBC Asset Management#215 · 71,689 sh$16.5M-1.1%
Arizona State Retirement System#216 · 71,341 sh$16.4M+1.4%
BLAIR WILLIAM#217 · 71,325 sh$16.4M-4.8%
US BANCORP \DE\#218 · 70,413 sh$16.2M-2.9%
Evelyn Partners Group Ltd#219 · 69,686 sh$16.0M—
Investment Management of Ontario#220 · 69,186 sh$15.9M-2.7%
BALDWIN WEALTH PARTNERS#221 · 68,374 sh$15.7M-0.8%
Beacon Pointe Advisors#222 · 67,904 sh$15.6M-3.5%
PICTON MAHONEY ASSET MANAGEMENT#223 · 67,626 sh$15.5M+193.2%
LAWSON KROEKER INVESTMENT MANAGEMENT#224 · 66,344 sh$15.2M-0.6%
STATE TREASURER STATE OF MICHIGAN#225 · 65,787 sh$15.1M-1.9%
NORTH POINT PORTFOLIO MANAGERS#226 · 65,400 sh$15.0M-1.6%
NICOLA WEALTH MANAGEMENT LTD.#227 · 65,400 sh$15.0M+52.4%
Cornerstone Advisors#228 · 63,877 sh$14.7M-7.5%
Point72 Asset Management, L.P.#229 · 63,010 sh$14.5M+104.0%
NISA INVESTMENT ADVISORS#230 · 62,544 sh$14.4M-0.9%
Vident Advisory#231 · 61,671 sh$14.2M+12.6%
Blackstone#232 · 61,499 sh$14.1M+360.0%
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY#233 · 61,089 sh$14.0M+9.5%
Varma Mutual Pension Insurance#234 · 60,550 sh$13.9M+5.2%
Premier Fund Managers Ltd#235 · 59,733 sh$13.6M-39.8%
MetLife Investment Management#236 · 58,740 sh$13.5M-3.2%
PAYDEN & RYGEL#237 · 58,660 sh$13.5MNew
DnB Asset Management AS#238 · 58,548 sh$13.4M+3.4%
Interval Partners#239 · 58,066 sh$13.3M+47.6%
UNITED CAPITAL FINANCIAL ADVISORS#240 · 57,766 sh$13.3M-20.1%
TRILLIUM ASSET MANAGEMENT#241 · 57,579 sh$13.2M+48.5%
IFM Investors Pty Ltd#242 · 57,035 sh$13.1M+13.3%
TEACHER RETIREMENT SYSTEM OF TEXAS#243 · 56,943 sh$13.1M+24.5%
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS#244 · 56,742 sh$13.0M-5.2%
COMMERCE BANK#245 · 56,398 sh$12.9M-2.9%
WEALTH ENHANCEMENT ADVISORY SERVICES#246 · 49,438 sh$12.5M+24.8%
ProShare Advisors#247 · 53,928 sh$12.4M+4.1%
PBU - The Pension Fund of Early Childhood & Youth Educators#248 · 53,857 sh$12.4M-43.6%
iA Global Asset Management#249 · 53,410 sh$12.3MNew
CANADA PENSION PLAN INVESTMENT BOARD#250 · 52,824 sh$12.1M-53.2%
GuoLine Advisory Pte Ltd#251 · 52,400 sh$12.0M0.0%
Rench Wealth Management#252 · 52,366 sh$12.0M+1.1%
Savant Capital#253 · 48,595 sh$11.9M+654.8%
Newport Capital Group#254 · 51,261 sh$11.8M-0.1%
Running Oak Capital#255 · 49,796 sh$11.4M-20.3%
Philadelphia Financial Management of San Francisco#256 · 49,500 sh$11.4M+50.0%
ABN AMRO INVESTMENT SOLUTIONS#257 · 49,356 sh$11.3M+294.8%
CAPITAL INTERNATIONAL LTD#258 · 48,304 sh$11.1M-39.6%
Segment Wealth Management#259 · 47,937 sh$11.0M+3.9%
TOMPKINS FINANCIAL#260 · 47,397 sh$10.9M0.0%
TOCQUEVILLE ASSET MANAGEMENT L.P.#261 · 47,168 sh$10.8M+1.4%
BANCO BILBAO VIZCAYA ARGENTARIA, S.A.#262 · 47,030 sh$10.8M-15.0%
Daiwa Securities Group#263 · 46,473 sh$10.7M+5.8%
Baird Financial Group#264 · 46,221 sh$10.6M+8.1%
XPONANCE#265 · 45,526 sh$10.5M-2.1%
State of Alaska, Department of Revenue#266 · 44,742 sh$10.3M-4.6%
FERGUSON WELLMAN CAPITAL MANAGEMENT#267 · 44,277 sh$10.2M-8.0%
AMALGAMATED BANK#268 · 44,265 sh$10.2M-5.0%
HighTower Advisors#269 · 44,081 sh$10.1M-7.6%
Busey Wealth Management#270 · 44,078 sh$10.1M+0.5%
Cerity Partners#271 · 43,956 sh$10.1M-5.9%
Renaissance Investment Group#272 · 43,844 sh$10.1M+4.8%
USS Investment Management Ltd#273 · 43,849 sh$10.1M+0.5%
Cardinal Capital Management#274 · 43,710 sh$10.0M+1.3%
Clark Capital Management Group#275 · 43,612 sh$10.0M+16.4%
Kestra Advisory Services#276 · 42,881 sh$9.8M+3.8%
GW&K Investment Management#277 · 42,795 sh$9.8M-0.7%
MERCER GLOBAL ADVISORS#278 · 42,107 sh$9.7M-11.6%
NEOS Investment Management#279 · 41,756 sh$9.6M+13.8%
Rakuten Investment Management#280 · 42,030 sh$9.5M+10.2%
Talbot Financial#281 · 41,390 sh$9.5M+1.3%
NICHOLAS COMPANY#282 · 40,710 sh$9.3MNew
Pathstone#283 · 40,375 sh$9.3M+6.5%
Utah Retirement Systems#284 · 38,709 sh$8.9M-6.1%
BRITISH COLUMBIA INVESTMENT MANAGEMENT#285 · 38,574 sh$8.9M-30.5%
Verity & Verity#286 · 38,433 sh$8.8M-0.6%
Police & Firemen's Retirement System of New Jersey#287 · 38,236 sh$8.8M-2.0%
GLENMEDE NA#288 · 37,580 sh$8.6M+46.2%
COMMONWEALTH EQUITY SERVICES#289 · 37,074 sh$8.5M+3.8%
NEW YORK LIFE INVESTMENT MANAGEMENT#290 · 37,053 sh$8.5M-2.6%
BI Asset Management Fondsmaeglerselskab A/S#291 · 36,476 sh$8.4M+19.7%
Sumitomo Mitsui DS Asset Management Company, Ltd#292 · 36,123 sh$8.3M+1.3%
PensionDanmark Pensionsforsikringsaktieselskab#293 · 35,708 sh$8.2M+9.5%
Cincinnati Specialty Underwriters Insurance#294 · 35,671 sh$8.2M0.0%
Wealthfront Advisers#295 · 35,646 sh$8.2M+22.4%
Allianz Asset Management GmbH#296 · 37,156 sh$8.1M-8.8%
MIZUHO SECURITIES USA#297 · 35,647 sh$8.0M+129.5%
Hamilton Point Investment Advisors#298 · 33,955 sh$7.8M-1.0%
Janney Montgomery Scott#299 · 33,864 sh$7.8M+50.8%
Swiss Life Asset Management Ltd#300 · 33,659 sh$7.7M+8.6%

Source: Form 13F-HR filings on SEC EDGAR, Q2 2026. Values are as reported by each manager at quarter end. “% of portfolio” is the position’s share of the manager’s total reported 13F value for the same quarter. “New” means the manager filed a 13F for Q1 2026 without this position; a dash means no comparison is available. Where a manager’s own filing is internally inconsistent its value is withheld and it is listed last. 13F data shows reported holdings, not recommendations.