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Arthur J. Gallagher & Co.

AJG
Exchange
NYSE
Industry
Insurance Agents, Brokers & Service
SEC CIK
0000354190

In the last 90 days, Arthur J. Gallagher & Co. insiders filed 0 open-market purchases and 4 sales; 1,295 institutions reported holding it in 13F filings for Q2 2026, worth $54.7B in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Arthur J. Gallagher & Co. as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
976
+30 vs. Q1 2023
Shares held
182.3M
−49.3M (−21.3%) vs. Q1 2023
Total value
$39.9B
+$5.35B (+15.5%) vs. Q1 2023
New holders
93
343 more added
Sold out
63
371 more reduced

5 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AJG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 976 institutions
Q1 2021: 732 institutionsQ2 2021: 779 institutionsQ3 2021: 775 institutionsQ4 2021: 854 institutionsQ1 2022: 817 institutionsQ2 2022: 823 institutionsQ3 2022: 865 institutionsQ4 2022: 921 institutionsQ1 2023: 951 institutionsQ2 2023: 976 institutionsQ3 2023: 999 institutionsQ4 2023: 1,082 institutionsQ1 2024: 1,130 institutionsQ2 2024: 1,153 institutionsQ3 2024: 1,203 institutionsQ4 2024: 1,325 institutionsQ1 2025: 1,360 institutionsQ2 2025: 1,380 institutionsQ3 2025: 1,342 institutionsQ4 2025: 1,299 institutionsQ1 2026: 1,248 institutionsQ2 2026: 1,295 institutions
Value heldQ2 2023: $39.9B
Q1 2021: $20.6BQ2 2021: $24.6BQ3 2021: $26.3BQ4 2021: $30.1BQ1 2022: $31.0BQ2 2022: $29.1BQ3 2022: $31.2BQ4 2022: $34.1BQ1 2023: $34.7BQ2 2023: $39.9BQ3 2023: $42.3BQ4 2023: $41.9BQ1 2024: $46.5BQ2 2024: $49.1BQ3 2024: $52.8BQ4 2024: $65.9BQ1 2025: $79.0BQ2 2025: $72.9BQ3 2025: $69.7BQ4 2025: $60.6BQ1 2026: $49.7BQ2 2026: $54.7B
Institutions holding AJG and their total value by quarter
QuarterHoldersValue
Q2 20261,295$54.7B
Q1 20261,248$49.7B
Q4 20251,299$60.6B
Q3 20251,342$69.7B
Q2 20251,380$72.9B
Q1 20251,360$79.0B
Q4 20241,325$65.9B
Q3 20241,203$52.8B
Q2 20241,153$49.1B
Q1 20241,130$46.5B
Q4 20231,082$41.9B
Q3 2023999$42.3B
Q2 2023976$39.9B
Q1 2023951$34.7B
Q4 2022921$34.1B
Q3 2022865$31.2B
Q2 2022823$29.1B
Q1 2022817$31.0B
Q4 2021854$30.1B
Q3 2021775$26.3B
Q2 2021779$24.6B
Q1 2021732$20.6B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Arthur J. Gallagher & Co.; share changes are against Q1 2023.

Institutions holding AJG in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
State Board of Administration of Florida Retirement System201,464$44.2M0.10%−152−0.1%Reduced
GWM Advisors LLC195,969$43.0M0.49%−10,294−5.0%Reduced
King Luther Capital Management Corp195,522$42.9M0.21%+52,456+36.7%Added
Premier Fund Managers Ltd200,000$42.9M1.70%−50,000−20.0%Reduced
T. Rowe Price Investment Management, Inc.188,424$41.4M0.03%−29,754−13.6%Reduced
Gateway Investment Advisers LLC187,615$41.2M0.49%−43,021−18.7%Reduced
Citigroup Inc187,219$41.1M0.05%−152,728−44.9%Reduced
Bank of Montreal181,607$40.0M0.02%−31,164−14.6%Reduced
Ci Investments Inc.181,427$39.8M0.20%+89,333+97.0%Added
United Capital Financial Advisers, LLC180,154$39.6M0.22%−11,205−5.9%Reduced
Macquarie Group Ltd179,811$39.5M0.05%−23,119−11.4%Reduced
New York State Teachers Retirement System178,267$39.1M0.09%−2,599−1.4%Reduced
Fort Washington Investment Advisors Inc173,113$38.0M0.27%+975+0.6%Added
Epoch Investment Partners, Inc.164,835$36.2M0.21%−105,779−39.1%Reduced
Natixis Advisors, L.P.161,305$35.4M0.11%−3,415−2.1%Reduced
British Columbia Investment Management Corp157,403$34.6M0.32%+80,231+104.0%Added
Tredje AP-fonden154,597$33.9M0.48%+1,047+0.7%Added
Advisor Group Holdings, Inc.153,445$33.7M0.06%−3,079−2.0%Reduced
Cornerstone Capital, Inc.151,036$33.2M3.84%−19,565−11.5%Reduced
MML Investors Services, LLC147,270$32.3M0.18%+25,217+20.7%Added
Payden & Rygel145,860$32.0M2.26%−104,520−41.7%Reduced
Ferguson Wellman Capital Management, Inc144,166$31.7M0.74%+31,414+27.9%Added
Toronto Dominion Bank138,355$30.4M0.05%+32,078+30.2%Added
Thrivent Financial for Lutherans138,076$30.3M0.07%−38,152−21.6%Reduced
Truist Financial Corp137,600$30.2M0.05%+553+0.4%Added
KBC Group NV137,582$30.2M0.12%−43,454−24.0%Reduced
Caisse de Depot Et Placement du Quebec135,267$29.7M0.08%+5,433+4.2%Added
Stifel Financial Corp132,828$29.2M0.04%−13,477−9.2%Reduced
SEI Investments Co129,497$28.4M0.05%+26,416+25.6%Added
BNP Paribas Arbitrage, SA128,230$28.2M0.06%+11,784+10.1%Added
Thomasville National Bank126,065$27.7M2.64%−267−0.2%Reduced
Chevy Chase Trust Holdings, Inc.123,275$27.1M0.10%−270.0%Reduced
State of New Jersey Common Pension Fund D122,446$26.9M0.09%00.0%Unchanged
Van Hulzen Asset Management, LLC121,212$26.6M2.27%+15,411+14.6%Added
Rathbone Brothers plc117,795$25.9M0.24%−80−0.1%Reduced
DekaBank Deutsche Girozentrale118,284$25.4M0.06%+4,266+3.7%Added
Chartwell Investment Partners, LLC115,645$25.4M0.92%+3,491+3.1%Added
Gillson Capital LP113,836$25.0M2.20%−68,997−37.7%Reduced
State of Wisconsin Investment Board111,480$24.5M0.07%−285−0.3%Reduced
GuoLine Advisory Pte Ltd109,400$24.0M4.73%+109,400New
Qube Research & Technologies Ltd109,314$24.0M0.09%+94,227+624.6%Added
US Bancorp109,066$23.9M0.04%−769−0.7%Reduced
1832 Asset Management L.P.107,970$23.7M0.05%−2,461−2.2%Reduced
Victory Capital Management Inc107,615$23.6M0.03%−11,245−9.5%Reduced
Philo Smith Capital Corp106,725$23.4M8.05%00.0%Unchanged
Cumberland Partners Ltd106,547$23.4M2.15%−3,390−3.1%Reduced
Public Employees Retirement System of Ohio106,174$23.3M0.09%−26,355−19.9%Reduced
Brown Advisory Inc105,647$23.2M0.04%−180.0%Reduced
AQR Capital Management LLC103,989$22.6M0.05%+174+0.2%Added
M&G Investment Management Ltd101,734$22.4M0.13%−796−0.8%Reduced
Mn Services Vermogensbeheer B.V.101,110$22.2M0.21%−1,700−1.7%Reduced
Prospector Partners LLC99,899$21.9M3.06%+550+0.6%Added
Ameriprise Financial Inc99,551$21.9M0.01%−29,928−23.1%Reduced
M&T Bank Corp98,206$21.6M0.08%+721+0.7%Added
Eventide Asset Management, LLC97,599$21.4M0.36%−22,159−18.5%Reduced
Calamos Advisors LLC96,664$21.2M0.11%00.0%Unchanged
Treasurer of the State of North Carolina95,265$20.9M0.11%+4,275+4.7%Added
Mackenzie Financial Corp95,906$20.7M0.03%−54,763−36.3%Reduced
Boston Financial Mangement LLC93,791$20.6M0.74%+3,091+3.4%Added
Pictet Asset Management SA92,787$20.4M0.02%−9,014−8.9%Reduced
Professional Advisory Services Inc92,343$20.3M3.08%−4,277−4.4%Reduced
Schroder Investment Management Group91,894$20.2M0.03%−209−0.2%Reduced
Asset Management One Co.,Ltd.89,224$19.6M0.08%−5,055−5.4%Reduced
Sonora Investment Management Group, LLC89,199$19.6M1.64%−878−1.0%Reduced
ARS Investment Partners, LLC87,421$19.2M2.24%−870−1.0%Reduced
Campbell Newman Asset Management Inc86,851$19.1M1.71%+1,724+2.0%Added
Federation des caisses Desjardins du Quebec85,511$18.8M0.18%+249+0.3%Added
Wilson Asset Management (International) Pty Ltd83,410$18.3M4.99%−21,279−20.3%Reduced
National Bank of Canada84,649$18.3M0.04%+65,217+335.6%Added
Blair William & Co82,887$18.2M0.07%+1,369+1.7%Added
Raymond James Financial Services Advisors, Inc.81,549$17.9M0.03%+5,208+6.8%Added
North Point Portfolio Managers Corp81,286$17.8M3.54%−23,775−22.6%Reduced
Russell Investments Group, Ltd.80,564$17.6M0.03%−36,071−30.9%Reduced
Royal London Asset Management Ltd79,555$17.5M0.06%+5,810+7.9%Added
Cullen/Frost Bankers, Inc.79,074$17.4M0.29%+5,483+7.5%Added
Susquehanna International Group, LLP77,857$17.1M0.03%−45,615−36.9%Reduced
Creative Planning77,729$17.1M0.02%+31,637+68.6%Added
11 Capital Partners LP76,453$16.8M9.48%−22,007−22.4%Reduced
LPL Financial LLC75,844$16.7M0.01%+7,653+11.2%Added
Martingale Asset Management L P75,553$16.6M0.32%−15,767−17.3%Reduced
Robeco Institutional Asset Management B.V.74,766$16.4M0.04%−3,849−4.9%Reduced
Baldwin Brothers Inc73,912$16.2M1.33%+12,760+20.9%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund72,794$16.0M0.20%−700−1.0%Reduced
Picton Mahoney Asset Management72,592$15.9M0.78%+2,577+3.7%Added
American International Group, Inc.71,020$15.6M0.10%+963+1.4%Added
State of Tennessee, Treasury Department70,160$15.4M0.06%+7,457+11.9%Added
Nomura Asset Management Co Ltd70,109$15.4M0.07%+1,241+1.8%Added
Rafferty Asset Management, LLC68,695$15.1M0.09%−2,793−3.9%Reduced
Bristlecone Advisors, LLC65,960$14.5M1.46%00.0%Unchanged
Man Group plc64,106$14.1M0.04%––
Teacher Retirement System of Texas63,349$13.9M0.09%−40,116−38.8%Reduced
Nisa Investment Advisors, LLC62,538$13.7M0.10%−598−0.9%Reduced
SG Americas Securities, LLC62,314$13.7M0.12%+59,700+2,283.9%Added
Millennium Management LLC62,273$13.7M0.01%−373,548−85.7%Reduced
Arizona State Retirement System61,192$13.4M0.11%+3,624+6.3%Added
The PNC Financial Services Group, Inc.59,789$13.1M0.01%+587+1.0%Added
Newport Capital Group, LLC59,279$13.0M6.54%+59,279New
Assenagon Asset Management S.A.59,189$13.0M0.05%+55,229+1,394.7%Added
State of Michigan Retirement System58,887$12.9M0.08%+600+1.0%Added
Swiss Life Asset Management Ltd58,185$12.8M0.19%−2,452−4.0%Reduced