Arthur J. Gallagher & Co. (AJG)
NYSE: AJG · Real-Time Price · USD
258.79
0.00 (0.00%)
Dec 31, 2025, 4:00 PM EST - Market closed

Arthur J. Gallagher & Co. Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 31, 2025261.03261.54258.73258.79258.79-1.16%934,030
Dec 30, 2025263.04263.79261.75261.83261.83-0.50%1,005,185
Dec 29, 2025261.54263.69261.50263.14263.140.63%1,329,540
Dec 26, 2025260.76261.91259.32261.48261.480.27%829,943
Dec 24, 2025257.96261.80257.96260.77260.770.80%541,279
Dec 23, 2025258.00259.00256.48258.70258.700.17%1,137,972
Dec 22, 2025251.96259.00251.37258.25258.251.92%1,587,481
Dec 19, 2025252.88256.71252.14253.39253.390.30%3,533,130
Dec 18, 2025249.75253.77249.13252.64252.640.69%1,262,882
Dec 17, 2025252.00254.78250.26250.90250.90-0.43%1,666,578
Dec 16, 2025256.19256.74249.27251.98251.98-1.64%2,062,445
Dec 15, 2025254.21257.37253.07256.19256.190.32%2,327,987
Dec 12, 2025249.05256.18248.90255.38255.383.13%2,238,640
Dec 11, 2025242.16247.76240.83247.62247.622.98%2,426,088
Dec 10, 2025239.48240.45236.34240.45240.450.23%1,745,100
Dec 9, 2025238.68240.75237.88239.91239.910.87%1,066,984
Dec 8, 2025238.77239.79236.70237.85237.85-0.78%1,358,064
Dec 5, 2025244.69245.00238.65239.71239.71-2.32%1,772,171
Dec 4, 2025245.77246.89243.87245.41244.760.02%1,281,682
Dec 3, 2025244.43246.23242.61245.36244.710.47%1,519,219
Dec 2, 2025245.88246.74243.37244.22243.57-0.76%1,691,953
Dec 1, 2025248.40249.47246.07246.10245.45-0.61%1,418,462
Nov 28, 2025247.74249.99246.60247.62246.96-0.36%756,637
Nov 26, 2025250.57252.00247.80248.52247.86-0.69%1,011,035
Nov 25, 2025249.80251.59247.70250.24249.580.82%966,352
Nov 24, 2025251.26252.44244.72248.21247.55-1.27%2,094,699
Nov 21, 2025249.00251.65246.85251.41250.741.66%1,710,248
Nov 20, 2025245.74250.43245.69247.30246.64-0.57%1,571,211
Nov 19, 2025258.50259.61247.64248.72248.06-3.84%2,191,179
Nov 18, 2025259.54261.56256.00258.64257.95-0.26%1,814,939
Nov 17, 2025259.41261.63257.90259.31258.620.31%2,174,932
Nov 14, 2025258.22262.59254.57258.51257.830.70%1,828,638
Nov 13, 2025255.29259.45254.46256.71256.030.33%2,174,282
Nov 12, 2025254.40256.53253.17255.86255.180.34%1,256,755
Nov 11, 2025251.30255.15250.49255.00254.321.57%1,338,494
Nov 10, 2025248.88251.74247.03251.06250.400.42%1,463,144
Nov 7, 2025245.67250.89244.66250.01249.351.95%1,746,620
Nov 6, 2025246.90249.95244.28245.24244.59-1.13%1,456,687
Nov 5, 2025250.89253.00248.04248.05247.39-1.45%1,673,103
Nov 4, 2025244.50252.11242.70251.70251.033.59%2,473,799
Nov 3, 2025249.49249.49239.47242.98242.34-2.61%2,586,721
Oct 31, 2025242.75254.43242.75249.49248.83-4.79%5,066,743
Oct 30, 2025264.50265.83261.29262.03261.34-2,712,652
Oct 29, 2025265.62268.85261.04262.02261.33-2.05%3,165,319
Oct 28, 2025277.24279.00266.71267.50266.79-4.12%2,838,830
Oct 27, 2025280.56281.66278.10279.00278.26-0.62%930,396
Oct 24, 2025282.50284.17280.29280.73279.99-0.62%1,437,242
Oct 23, 2025283.03284.33280.41282.49281.74-0.19%1,086,919
Oct 22, 2025279.52284.06277.92283.04282.291.44%1,405,959
Oct 21, 2025278.80280.60277.22279.01278.27-0.09%1,424,058