Stocktoria
Arthur J. Gallagher & Co. AJG
NYSE · XNYS · stock · Insurance Agents, Brokers & Service · website · IPO 1984-06-21
Arthur J. Gallagher & Co. institutional holders (13F)
| Investor | Shares | Value |
|---|---|---|
| BlackRock Finance, Inc. | 17,227,693 | $4.5B |
| DODGE & COX | 7,354,915 | $1.6B |
| VIKING GLOBAL INVESTORS LP | 1,040,977 | $269.4M |
| CITADEL ADVISORS LLC | 915,692 | $198.3M |
| MILLENNIUM MANAGEMENT LLC | 289,420 | $62.7M |
| AQR CAPITAL MANAGEMENT LLC | 147,092 | $31.8M |
| RENAISSANCE TECHNOLOGIES LLC | 76,600 | $16.6M |
| Point72 Asset Management, L.P. | 30,880 | $6.7M |
Source: SEC EDGAR filings · CIK 0000354190 · as of 2025-12-31. Facts from filings plus Stocktoria's own computed scores — not investment advice.