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Arthur J. Gallagher & Co. · 13F filings

AJG Institutional Ownership

Holdings as of Jun 30, 2026From SEC Form 13FUpdated

Who owns Arthur J. Gallagher & Co. and what the big funds did with it last quarter, from every SEC 13F filing. 1,292 funds reported holding AJG at Jun 30, 2026, together owning 93.1% of the company.

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Fund sentiment
Neutral
Strongly bearishNeutralStrongly bullish
  • ●601 buying vs 580 selling
  • ▲Held by funds +3.5 pts
  • ▲Funds holding +40
  • ▼Superinvestors: 1 added, 4 cut
  • ●Put/call not meaningful

What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.

Funds holding1,292+40 vs Q1 2026
Held by funds93.1%+3.5 pts
Value held$54.7B239M shares
Put/call ratio0.41down from 0.50

Funds holding and ownership

8 quarters
Q3 2024: 1,203 fundsQ3 '24Q4 2024: 1,327 fundsQ4 '24Q1 2025: 1,363 fundsQ1 '25Q2 2025: 1,382 fundsQ2 '25Q3 2025: 1,345 fundsQ3 '25Q4 2025: 1,304 fundsQ4 '25Q1 2026: 1,252 fundsQ1 '26Q2 2026: 1,292 fundsQ2 '2693.1% owned
Funds holdingHeld by funds %

Quarter over quarter

all 13F filers
Q2 2026This quarterQ1 2026Change
Funds holding1,2921,252+3.2%
In funds' top 102512+108.3%
13F shares239M230M+3.9%
Held by funds93.1%89.6%+3.5 pts
New positions145133+9.0%
Increased456428+6.5%
Reduced473465+1.7%
Sold out107185−42.2%
Calls (shares)153K172K−11.4%
Puts (shares)53K86K−38.4%
Put/call ratio0.410.50−17.1%

Buyers vs sellers

adding or new vs cutting or sold out
Q4 2024: 695 buyingQ4 2024: 405 sellingQ4 '24Q1 2025: 700 buyingQ1 2025: 563 sellingQ1 '25Q2 2025: 677 buyingQ2 2025: 568 sellingQ2 '25Q3 2025: 604 buyingQ3 2025: 620 sellingQ3 '25Q4 2025: 459 buyingQ4 2025: 729 sellingQ4 '25Q1 2026: 561 buyingQ1 2026: 650 sellingQ1 '26Q2 2026: 601 buyingQ2 2026: 580 sellingQ2 '26
Buying 601Selling 580latest quarter

Superinvestors in AJG

All superinvestors →

Who owns AJG

share of fund held shares
  • Index and passive funds32.6%
  • Active managers and hedge funds46.5%
  • Banks and brokers15.1%
  • Pensions, insurers and other5.8%

The top 10 holders own 53.7% of all AJG shares that funds reported. Groups are our own grouping of filers by name.

Put/call ratio

funds' options, market makers left out
1.00Q3 2024: 0.72Q3 '24Q4 2024: 1.19Q4 '24Q1 2025: 1.20Q1 '25Q2 2025: 0.97Q2 '25Q3 2025: 0.68Q3 '25Q4 2025: 1.04Q4 '25Q1 2026: 0.50Q1 '26Q2 2026: 0.41Q2 '260.41

Above 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.

Filed so far for Q3 2026

434 funds changed their position

🔒 Free account: see all 20.

Top holders

Q2 2026
#FundOf companySharesValueChange
1BlackRock, Inc.7.73%19.8M$4.6B+515K
2Fmr LLC7.27%18.6M$4.3B+4M
3Vanguard Capital Management LLC6.55%16.8M$3.9B+77K
4Jpmorgan Chase & Co5.60%14.4M$3.3B−5.2M
5Capital World Investors4.88%12.5M$2.9B−1.3M
6Vanguard Portfolio Management LLC4.86%12.5M$2.9B+35K
7State Street Corp4.41%11.3M$2.6B+330K
8Dodge & Cox3.65%9.4M$2.1B+2M
9Norges Bank2.63%6.7M$1.5B+6.7M
10Geode Capital Management, LLC2.46%6.3M$1.4B+55K
🔒 15 more top holders. Create a free account or sign in to see them.
Biggest buyers
Biggest sellers

AJG institutional ownership FAQ

Who owns the most AJG stock?

In Q2 2026 13F filings the largest holder of AJG was BlackRock, Inc., followed by Fmr LLC and Vanguard Capital Management LLC. Index fund managers are usually the biggest holders of large companies.

What percentage of AJG is owned by institutions?

Funds that file 13F reports held 93.1% of AJG's shares at Jun 30, 2026, compared with 89.6% a quarter earlier. That counts every manager with more than $100 million in US stocks.

Are hedge funds buying AJG?

In Q2 2026, 601 funds bought AJG (145 of them new positions) and 580 sold (107 sold out completely). Among well known investors, 1 added and 4 cut. Our fund sentiment for AJG is neutral.

What is AJG's institutional put/call ratio?

Funds reported $14.4M of AJG puts against $35M of calls, a put/call ratio of 0.41 (0.50 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.

How current is this AJG ownership data?

13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.

For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.