Arthur J. Gallagher & Co. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-02-14 | 328.85 | 329.60 | 319.50 | 321.50 | 315.80 | 2,079,500 |
| 2025-02-13 | 325.00 | 328.92 | 324.01 | 328.56 | 322.74 | 1,210,900 |
| 2025-02-12 | 320.38 | 325.10 | 319.69 | 324.61 | 318.86 | 1,099,500 |
| 2025-02-11 | 323.97 | 324.17 | 320.77 | 322.00 | 316.29 | 1,537,900 |
| 2025-02-10 | 322.07 | 324.79 | 319.81 | 324.29 | 318.54 | 1,573,100 |
| 2025-02-07 | 319.68 | 323.55 | 318.89 | 322.33 | 316.62 | 1,722,100 |
| 2025-02-06 | 316.95 | 320.72 | 315.66 | 319.99 | 314.32 | 1,852,500 |
| 2025-02-05 | 314.60 | 316.34 | 311.62 | 316.30 | 310.69 | 1,481,100 |
| 2025-02-04 | 309.00 | 313.00 | 308.52 | 312.21 | 306.68 | 1,680,500 |
| 2025-02-03 | 299.75 | 309.53 | 299.37 | 309.00 | 303.52 | 2,216,500 |
| 2025-01-31 | 298.20 | 307.74 | 296.83 | 301.82 | 296.47 | 2,411,700 |
| 2025-01-30 | 297.07 | 299.44 | 294.60 | 299.03 | 293.73 | 1,641,600 |
| 2025-01-29 | 292.00 | 296.00 | 291.47 | 294.10 | 288.89 | 1,593,800 |
| 2025-01-28 | 296.00 | 297.49 | 293.19 | 293.41 | 288.21 | 1,781,700 |
| 2025-01-27 | 289.52 | 297.70 | 289.52 | 296.00 | 290.75 | 1,630,400 |
| 2025-01-24 | 286.80 | 289.93 | 286.78 | 289.51 | 284.38 | 2,030,400 |
| 2025-01-23 | 292.45 | 294.36 | 287.50 | 288.00 | 282.90 | 1,565,300 |
| 2025-01-22 | 297.15 | 297.66 | 293.40 | 293.50 | 288.30 | 1,504,700 |
| 2025-01-21 | 296.88 | 299.01 | 293.86 | 296.77 | 291.51 | 1,626,500 |
| 2025-01-17 | 295.79 | 296.93 | 293.91 | 294.82 | 289.60 | 1,261,500 |
| 2025-01-16 | 290.76 | 296.02 | 290.76 | 295.79 | 290.55 | 1,230,500 |
| 2025-01-15 | 292.00 | 292.00 | 287.76 | 290.19 | 285.05 | 1,869,200 |
| 2025-01-14 | 286.00 | 289.75 | 284.87 | 289.11 | 283.99 | 1,284,600 |
| 2025-01-13 | 285.22 | 288.31 | 285.22 | 285.81 | 280.75 | 1,918,400 |
| 2025-01-10 | 285.99 | 290.34 | 283.62 | 287.01 | 281.92 | 3,074,500 |
| 2025-01-08 | 282.13 | 286.09 | 280.17 | 285.50 | 280.44 | 1,853,500 |
| 2025-01-07 | 278.32 | 282.19 | 277.23 | 279.77 | 274.81 | 2,776,800 |
| 2025-01-06 | 281.71 | 282.00 | 276.26 | 276.42 | 271.52 | 1,678,100 |
| 2025-01-03 | 277.42 | 281.75 | 276.81 | 280.40 | 275.43 | 3,729,000 |
| 2025-01-02 | 285.39 | 286.27 | 275.56 | 275.89 | 271.00 | 2,560,700 |
| 2024-12-31 | 285.70 | 285.98 | 282.57 | 283.85 | 278.82 | 1,354,100 |
| 2024-12-30 | 284.08 | 285.39 | 281.83 | 284.46 | 279.42 | 1,709,800 |
| 2024-12-27 | 287.84 | 289.00 | 285.20 | 286.54 | 281.46 | 7,622,800 |
| 2024-12-26 | 286.55 | 289.12 | 286.18 | 288.36 | 283.25 | 1,173,300 |
| 2024-12-24 | 285.22 | 288.50 | 283.57 | 288.35 | 283.24 | 1,045,800 |
| 2024-12-23 | 281.67 | 284.98 | 280.82 | 284.51 | 279.47 | 1,935,200 |
| 2024-12-20 | 279.52 | 286.44 | 276.99 | 283.10 | 278.08 | 2,774,900 |
| 2024-12-19 | 278.77 | 282.15 | 276.90 | 279.09 | 274.14 | 2,244,000 |
| 2024-12-18 | 282.91 | 285.83 | 278.22 | 278.49 | 273.55 | 2,028,200 |
| 2024-12-17 | 284.43 | 284.83 | 279.71 | 282.91 | 277.90 | 2,370,800 |
| 2024-12-16 | 285.70 | 289.00 | 284.30 | 286.00 | 280.93 | 2,981,700 |
| 2024-12-13 | 282.28 | 285.69 | 281.48 | 284.59 | 279.55 | 2,827,200 |
| 2024-12-12 | 284.96 | 286.20 | 281.08 | 281.19 | 276.21 | 5,646,000 |
| 2024-12-11 | 284.82 | 285.93 | 281.50 | 283.58 | 278.55 | 4,921,500 |
| 2024-12-10 | 283.75 | 288.41 | 282.60 | 283.74 | 278.71 | 13,426,500 |
| 2024-12-09 | 293.00 | 299.05 | 283.05 | 291.85 | 286.68 | 2,811,500 |
| 2024-12-06 | 301.35 | 303.43 | 296.39 | 296.71 | 291.45 | 887,800 |
| 2024-12-05 | 306.51 | 307.67 | 303.50 | 303.58 | 297.61 | 869,200 |
| 2024-12-04 | 308.38 | 310.94 | 306.77 | 307.26 | 301.22 | 850,500 |
| 2024-12-03 | 308.85 | 310.21 | 302.89 | 309.81 | 303.72 | 1,183,100 |
| 2024-12-02 | 312.51 | 313.01 | 306.55 | 307.96 | 301.90 | 592,000 |
| 2024-11-29 | 313.85 | 316.72 | 311.92 | 312.24 | 306.10 | 811,900 |
| 2024-11-27 | 313.49 | 315.73 | 311.62 | 315.16 | 308.96 | 1,383,200 |
| 2024-11-26 | 308.23 | 314.44 | 307.10 | 312.96 | 306.81 | 1,538,500 |
| 2024-11-25 | 302.32 | 306.49 | 300.77 | 306.39 | 300.37 | 2,181,300 |
| 2024-11-22 | 303.18 | 308.00 | 301.93 | 304.29 | 298.31 | 626,000 |
| 2024-11-21 | 297.14 | 303.67 | 294.83 | 302.44 | 296.49 | 1,032,700 |
| 2024-11-20 | 294.01 | 296.74 | 291.12 | 295.88 | 290.06 | 772,800 |
| 2024-11-19 | 292.17 | 293.77 | 289.80 | 292.49 | 286.74 | 692,000 |
| 2024-11-18 | 291.73 | 295.61 | 290.29 | 293.59 | 287.82 | 728,100 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2001-01-19 | 2:1 |
| 2000-03-16 | 2:1 |
Dividends
| Ex-date | Amount |
|---|---|
| 2026-09-08 | 0.7000 USD |
| 2026-06-05 | 0.7000 USD |
| 2026-03-06 | 0.7000 USD |
| 2025-12-05 | 0.6500 USD |
| 2025-09-05 | 0.6500 USD |
| 2025-06-06 | 0.6500 USD |
| 2025-03-07 | 0.6500 USD |
| 2024-12-06 | 0.6000 USD |
| 2024-09-06 | 0.6000 USD |
| 2024-06-07 | 0.6000 USD |
| 2024-02-29 | 0.6000 USD |
| 2023-11-30 | 0.5500 USD |
| 2023-08-31 | 0.5500 USD |
| 2023-06-01 | 0.5500 USD |
| 2023-03-02 | 0.5500 USD |
| 2022-12-01 | 0.5100 USD |
| 2022-09-01 | 0.5100 USD |
| 2022-06-02 | 0.5100 USD |
| 2022-03-03 | 0.5100 USD |
| 2021-12-02 | 0.4800 USD |
| 2021-09-02 | 0.4800 USD |
| 2021-06-03 | 0.4800 USD |
| 2021-03-04 | 0.4800 USD |
| 2020-12-03 | 0.4500 USD |
| 2020-09-03 | 0.4500 USD |
| 2020-06-04 | 0.4500 USD |
| 2020-03-05 | 0.4500 USD |
| 2019-12-05 | 0.4300 USD |
| 2019-09-05 | 0.4300 USD |
| 2019-06-06 | 0.4300 USD |
| 2019-02-28 | 0.4300 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.