Arthur J. Gallagher & Co. (AJG) NYSE
Currency In USD
AD
- General
- Statistics
- Historical Data
- Profile
- Financials
AJG Historical Return
If you invested $1000 in Arthur J. Gallagher & Co. (AJG) 10 years ago, it would be worth $6,181.1 as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,637.43, while $1000 invested 1 year ago would be worth $918.06. This corresponds to total returns of 518.11%, 63.74%, -8.19%, respectively, with annualized returns of 19.98%, 10.36%, -8.19%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
AD
AJG Historical Data
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| October 21, 2026 | 259.81 | 258.37 | 258.37 | 259.81 | 256.91 | 1.38M |
| October 20, 2026 | 256.59 | 259.26 | 259.26 | 261.91 | 256.1 | 1.69M |
| October 19, 2026 | 252.12 | 253.01 | 253.01 | 254.16 | 249.73 | 1.08M |
| October 16, 2026 | 252.02 | 254.88 | 254.88 | 255.4 | 250.89 | 1.21M |
| October 15, 2026 | 243.59 | 250.1 | 250.1 | 252.76 | 242.44 | 2.19M |
| October 14, 2026 | 234 | 237.04 | 237.04 | 238.82 | 231.86 | 1.01M |
| October 13, 2026 | 234.51 | 232.9 | 232.9 | 235.85 | 232.09 | 861,872 |
| October 12, 2026 | 233.54 | 233.92 | 233.92 | 234.59 | 232.82 | 696,193 |
| October 09, 2026 | 233.74 | 232.7 | 232.7 | 235.94 | 231.5 | 960,819 |
| October 08, 2026 | 227.95 | 234.05 | 234.05 | 234.79 | 225.85 | 1.89M |
| October 07, 2026 | 228.93 | 227.1 | 227.1 | 231.67 | 226.39 | 1.08M |
| October 06, 2026 | 225.81 | 229.85 | 229.85 | 230.73 | 225.08 | 1.15M |
| October 05, 2026 | 225 | 227.24 | 227.24 | 227.54 | 219.65 | 1.15M |
| October 02, 2026 | 230.79 | 226.11 | 226.11 | 232.76 | 225.27 | 1.39M |
| October 01, 2026 | 229.43 | 231.82 | 231.82 | 234.13 | 229.29 | 2.86M |
| September 30, 2026 | 227.44 | 228.11 | 228.11 | 229.49 | 225.55 | 1.58M |
| September 29, 2026 | 227.32 | 227.75 | 227.75 | 229.35 | 225.11 | 1.41M |
| September 28, 2026 | 230 | 229.46 | 229.46 | 232.81 | 226.95 | 1.49M |
| September 25, 2026 | 226.73 | 231.1 | 231.1 | 232.23 | 225.87 | 1.5M |
| September 24, 2026 | 230.72 | 227.13 | 227.13 | 233.19 | 226.26 | 1.74M |
| September 23, 2026 | 228.7 | 229.64 | 229.64 | 231.31 | 227.91 | 1.84M |
| September 22, 2026 | 236.29 | 230.45 | 230.45 | 236.6 | 226.79 | 1.62M |
| September 21, 2026 | 239.72 | 236.61 | 236.61 | 240.71 | 236.58 | 1.28M |
| September 18, 2026 | 240 | 239.48 | 239.48 | 241.93 | 238.75 | 1.65M |
| September 17, 2026 | 243.18 | 241.41 | 241.41 | 244.73 | 240.08 | 933,503 |
| September 16, 2026 | 246.21 | 243.78 | 243.78 | 246.41 | 241.38 | 1.18M |
| September 15, 2026 | 251.18 | 248.04 | 248.04 | 254.59 | 247.87 | 1.64M |
| September 11, 2026 | 245.95 | 240.32 | 240.32 | 246.82 | 240.32 | 1.07M |
| September 10, 2026 | 245.22 | 243.31 | 243.31 | 247.55 | 242.7 | 1.05M |
| September 09, 2026 | 250.2 | 244.28 | 244.28 | 251.34 | 243.41 | 1.2M |
| September 08, 2026 | 257.68 | 251.45 | 251.45 | 258.39 | 251.29 | 1.11M |
| September 04, 2026 | 263.33 | 262.69 | 262.69 | 266.71 | 261.97 | 1.01M |
| September 03, 2026 | 265.81 | 266.66 | 266.66 | 271.27 | 264.69 | 1.48M |
| September 02, 2026 | 263.5 | 264.46 | 264.46 | 266.21 | 261.25 | 1.83M |
| September 01, 2026 | 264.43 | 262 | 262 | 267.23 | 260.04 | 2.02M |
| August 31, 2026 | 264.13 | 262.15 | 262.15 | 267.07 | 261.06 | 1.47M |
| August 28, 2026 | 260.5 | 267.56 | 267.56 | 268.91 | 260.5 | 1.15M |
| August 27, 2026 | 260.6 | 260.15 | 260.15 | 264.08 | 259.26 | 954,664 |
| August 26, 2026 | 267.64 | 265.03 | 265.03 | 272.78 | 263.58 | 1.42M |
| August 25, 2026 | 269.84 | 268.51 | 268.51 | 272.79 | 266.96 | 1.75M |
| August 24, 2026 | 265 | 271.99 | 271.99 | 272.37 | 262.49 | 1.51M |
| August 21, 2026 | 259.44 | 263.81 | 263.81 | 264.21 | 257.68 | 1.15M |
| August 20, 2026 | 256.45 | 259.61 | 259.61 | 262.17 | 255.11 | 1.34M |
| August 19, 2026 | 249.44 | 257.45 | 257.45 | 260.28 | 249.11 | 1.54M |
| August 18, 2026 | 250.02 | 248.36 | 248.36 | 255.28 | 248.05 | 1.24M |
| August 17, 2026 | 248.99 | 247.97 | 247.97 | 253.57 | 246.88 | 843,978 |
| August 14, 2026 | 253.16 | 251.21 | 251.21 | 254.39 | 250 | 852,501 |
| August 13, 2026 | 256.35 | 253.49 | 253.49 | 257.12 | 250 | 1.01M |
| August 12, 2026 | 250 | 255.46 | 255.46 | 256.29 | 248.11 | 1.45M |
| August 11, 2026 | 248.98 | 253.51 | 253.51 | 256.2 | 247 | 1.65M |
| August 10, 2026 | 247 | 252.43 | 252.43 | 252.86 | 245.33 | 1.21M |
| August 07, 2026 | 247.96 | 248.12 | 248.12 | 252.04 | 246.29 | 1.08M |
| August 06, 2026 | 252.78 | 251.74 | 251.74 | 253.78 | 247.52 | 1.26M |
| August 05, 2026 | 249.83 | 251.03 | 251.03 | 252.29 | 247.57 | 950,928 |
| August 04, 2026 | 242.84 | 248.06 | 248.06 | 248.83 | 240.82 | 1.41M |
| August 03, 2026 | 251.21 | 247.79 | 247.79 | 255.98 | 246.22 | 1.56M |
| July 31, 2026 | 245.93 | 249.42 | 249.42 | 255.73 | 242.28 | 1.73M |
| July 30, 2026 | 269.99 | 256.46 | 256.46 | 269.99 | 253.54 | 1.88M |
| July 29, 2026 | 261.59 | 268.91 | 268.91 | 269.8 | 259.34 | 1.56M |
| July 28, 2026 | 255 | 265.31 | 265.31 | 265.38 | 254.15 | 1.53M |
AD