Arthur J. Gallagher & Co. AJG
282.94 USD +5.66 (+2.04%)
Regular-session close
283.20 +0.26 +0.09%
After hours · Nov 13, 4:09 PM ET
279.61 Day range 285.62
192.00 52-week range 288.38
- YTD
- +9.33%
- 1 year
- +10.22%
AJG price history
| Date | Open | High | Low | Close | Change | Change % | Volume |
|---|---|---|---|---|---|---|---|
| Nov 13, 2026 | 280.85 | 285.62 | 279.61 | 282.94 | +5.66 | +2.04% | 1,182,176 |
| Nov 12, 2026 | 285.72 | 285.72 | 276.98 | 277.28 | -4.73 | -1.68% | 1,121,000 |
| Nov 11, 2026 | 276.67 | 282.22 | 276.67 | 282.01 | -0.64 | -0.23% | 1,301,600 |
| Nov 10, 2026 | 280.72 | 283.71 | 276.00 | 282.65 | +2.05 | +0.73% | 1,420,900 |
| Nov 9, 2026 | 283.67 | 283.67 | 276.83 | 280.60 | -1.01 | -0.36% | 2,264,500 |
| Nov 6, 2026 | 278.70 | 286.24 | 275.01 | 281.61 | -6.50 | -2.26% | 1,506,300 |
| Nov 5, 2026 | 289.00 | 294.53 | 285.48 | 288.11 | -0.27 | -0.09% | 2,706,400 |
| Nov 4, 2026 | 282.03 | 289.93 | 276.07 | 288.38 | +14.93 | +5.46% | 2,234,200 |
| Nov 3, 2026 | 277.33 | 278.83 | 271.93 | 273.45 | -5.44 | -1.95% | 2,083,000 |
| Nov 2, 2026 | 274.70 | 281.53 | 273.08 | 278.89 | +2.82 | +1.02% | 2,800,500 |
| Oct 30, 2026 | 275.00 | 277.45 | 269.40 | 276.07 | +7.87 | +2.93% | 3,190,800 |
| Oct 29, 2026 | 262.53 | 270.53 | 262.53 | 268.20 | +7.78 | +2.99% | 2,501,900 |
| Oct 28, 2026 | 258.82 | 262.94 | 256.64 | 260.42 | +1.41 | +0.54% | 2,017,800 |
| Oct 27, 2026 | 261.94 | 266.20 | 255.75 | 259.01 | -7.78 | -2.92% | 1,774,700 |
| Oct 26, 2026 | 267.15 | 269.00 | 263.79 | 266.79 | -1.25 | -0.47% | 1,488,600 |
| Oct 23, 2026 | 269.45 | 272.80 | 267.45 | 268.04 | -2.94 | -1.08% | 1,832,200 |
| Oct 22, 2026 | 260.00 | 271.01 | 257.52 | 270.98 | +12.61 | +4.88% | 2,139,000 |
| Oct 21, 2026 | 259.81 | 259.81 | 256.91 | 258.37 | -0.89 | -0.34% | 1,380,400 |
| Oct 20, 2026 | 256.59 | 261.91 | 256.10 | 259.26 | +6.25 | +2.47% | 1,694,800 |
| Oct 19, 2026 | 252.12 | 254.16 | 249.73 | 253.01 | -1.87 | -0.73% | 1,083,000 |
| Oct 16, 2026 | 252.02 | 255.40 | 250.89 | 254.88 | +4.78 | +1.91% | 1,206,900 |
| Oct 15, 2026 | 243.59 | 252.76 | 242.44 | 250.10 | +13.06 | +5.51% | 2,189,600 |
| Oct 14, 2026 | 234.00 | 238.82 | 231.86 | 237.04 | +4.14 | +1.78% | 1,005,800 |
| Oct 13, 2026 | 234.51 | 235.85 | 232.09 | 232.90 | -1.02 | -0.44% | 862,400 |
| Oct 12, 2026 | 233.54 | 234.59 | 232.82 | 233.92 | +1.22 | +0.52% | 696,200 |
| Oct 9, 2026 | 233.74 | 235.94 | 231.50 | 232.70 | -1.35 | -0.58% | 960,900 |
| Oct 8, 2026 | 227.95 | 234.79 | 225.85 | 234.05 | +6.95 | +3.06% | 1,891,300 |
| Oct 7, 2026 | 228.93 | 231.67 | 226.39 | 227.10 | -2.75 | -1.20% | 1,078,100 |
| Oct 6, 2026 | 225.81 | 230.73 | 225.08 | 229.85 | +2.61 | +1.15% | 1,152,800 |
| Oct 5, 2026 | 225.00 | 227.54 | 219.65 | 227.24 | +1.13 | +0.50% | 1,147,800 |
| Oct 2, 2026 | 230.79 | 232.76 | 225.27 | 226.11 | -5.71 | -2.46% | 1,398,300 |
| Oct 1, 2026 | 229.43 | 234.13 | 229.29 | 231.82 | +3.71 | +1.63% | 2,862,300 |
| Sep 30, 2026 | 227.44 | 229.49 | 225.55 | 228.11 | +0.36 | +0.16% | 1,588,600 |
| Sep 29, 2026 | 227.32 | 229.35 | 225.11 | 227.75 | -1.71 | -0.75% | 1,484,700 |
| Sep 28, 2026 | 230.00 | 232.81 | 226.95 | 229.46 | -1.64 | -0.71% | 1,553,400 |
| Sep 25, 2026 | 226.73 | 232.23 | 225.87 | 231.10 | +3.97 | +1.75% | 1,497,300 |
| Sep 24, 2026 | 230.72 | 233.19 | 226.26 | 227.13 | -2.51 | -1.09% | 1,769,600 |
| Sep 23, 2026 | 228.70 | 231.31 | 227.91 | 229.64 | -0.81 | -0.35% | 1,847,200 |
| Sep 22, 2026 | 236.29 | 236.60 | 226.79 | 230.45 | -6.16 | -2.60% | 1,624,500 |
| Sep 21, 2026 | 239.72 | 240.71 | 236.58 | 236.61 | -2.87 | -1.20% | 1,283,700 |
| Sep 18, 2026 | 240.00 | 241.93 | 238.75 | 239.48 | -1.93 | -0.80% | 1,707,700 |
| Sep 17, 2026 | 243.18 | 244.73 | 240.08 | 241.41 | -2.37 | -0.97% | 943,500 |
| Sep 16, 2026 | 246.21 | 246.41 | 241.38 | 243.78 | -4.26 | -1.72% | 1,180,500 |
| Sep 15, 2026 | 251.18 | 254.59 | 247.87 | 248.04 | -5.26 | -2.08% | 1,642,700 |
| Sep 14, 2026 | 245.58 | 254.22 | 245.58 | 253.30 | +12.98 | +5.40% | 1,630,500 |
| Sep 11, 2026 | 245.95 | 246.82 | 240.32 | 240.32 | -2.99 | -1.23% | 1,074,700 |
| Sep 10, 2026 | 245.22 | 247.55 | 242.70 | 243.31 | -0.97 | -0.40% | 1,063,100 |
| Sep 9, 2026 | 250.20 | 251.34 | 243.41 | 244.28 | -7.17 | -2.85% | 1,213,300 |
| Sep 8, 2026 | 257.68 | 258.39 | 251.29 | 251.45 | -11.24 | -4.28% | 1,120,900 |
| Sep 4, 2026 | 263.33 | 266.71 | 261.97 | 262.69 | -3.97 | -1.49% | 1,012,800 |
| Sep 3, 2026 | 265.81 | 271.27 | 264.69 | 266.66 | +2.20 | +0.83% | 1,499,400 |
| Sep 2, 2026 | 263.50 | 266.21 | 261.25 | 264.46 | +2.46 | +0.94% | 1,847,900 |
| Sep 1, 2026 | 264.43 | 267.23 | 260.04 | 262.00 | -0.15 | -0.06% | 2,024,500 |
| Aug 31, 2026 | 264.13 | 267.07 | 261.06 | 262.15 | -5.41 | -2.02% | 1,496,700 |
| Aug 28, 2026 | 260.50 | 268.91 | 260.50 | 267.56 | +7.41 | +2.85% | 1,151,300 |
| Aug 27, 2026 | 260.60 | 264.08 | 259.26 | 260.15 | -4.88 | -1.84% | 977,400 |
| Aug 26, 2026 | 267.64 | 272.78 | 263.58 | 265.03 | -3.48 | -1.30% | 1,426,200 |
| Aug 25, 2026 | 269.84 | 272.79 | 266.96 | 268.51 | -3.48 | -1.28% | 1,752,800 |
| Aug 24, 2026 | 265.00 | 272.37 | 262.49 | 271.99 | +8.18 | +3.10% | 1,531,400 |
| Aug 21, 2026 | 259.44 | 264.21 | 257.68 | 263.81 | +4.20 | +1.62% | 1,154,600 |
| Aug 20, 2026 | 256.45 | 262.17 | 255.11 | 259.61 | +2.16 | +0.84% | 1,340,700 |
| Aug 19, 2026 | 249.44 | 260.28 | 249.11 | 257.45 | +9.09 | +3.66% | 1,553,400 |
| Aug 18, 2026 | 250.02 | 255.28 | 248.05 | 248.36 | +0.39 | +0.16% | 1,287,000 |
| Aug 17, 2026 | 248.99 | 253.57 | 246.88 | 247.97 | -3.24 | -1.29% | 853,800 |
| Aug 14, 2026 | 253.16 | 254.39 | 250.00 | 251.21 | -2.28 | -0.90% | 895,800 |
65 days, newest first. Daily bars as drawn on the AJG chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.