Arthur J. Gallagher & Co.
US ˙ NYSE ˙ US3635761097

SecurityAJG / Arthur J. Gallagher & Co.
InsiderDavid S Johnson
This page shows the track record and history of JOHNSON DAVID S insider trades in Arthur J. Gallagher & Co.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by David S Johnson in AJG / Arthur J. Gallagher & Co.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

AJG / Arthur J. Gallagher & Co. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by David S Johnson in AJG / Arthur J. Gallagher & Co.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-05-16 1,000 342.0380 1,000 342.0380 342,038 77 284.1700 -57,868 -16.92
2025-02-12 325 322.0620 325 322.0620 104,670
2024-05-22 850 257.8400 850 257.8400 219,164
2024-02-06 500 234.0406 500 234.0406 117,020
2023-09-15 1,000 230.1450 1,000 230.1450 230,145
2023-06-16 1,000 216.4000 1,000 216.4000 216,400
2023-03-08 1,000 189.6200 1,000 189.6200 189,620
2022-08-22 1,000 190.1400 1,000 190.1400 190,140
2021-02-25 420 123.2000 420 123.2000 51,744
2021-02-24 420 124.0180 420 124.0180 52,088
2020-11-09 840 113.3100 840 113.3100 95,180
2020-08-13 1,000 106.6160 1,000 106.6160 106,616
2020-06-04 1,000 97.9700 1,000 97.9700 97,970
2020-05-20 1,000 90.6550 1,000 90.6550 90,655
2019-02-15 2,500 79.7375 2,500 79.7375 199,344
2019-02-14 2,500 78.9935 2,500 78.9935 197,484
2017-02-02 3,125 53.9400 3,125 53.9400 168,562
2016-11-10 3,125 50.3436 3,125 50.3436 157,324
2016-08-09 3,125 49.6936 3,125 49.6936 155,292
2016-03-01 4,688 40.4800 4,688 40.4800 189,770
2015-05-08 2,080 47.9901 2,080 47.9901 99,819
2013-08-20 2,400 43.0800 2,400 43.0800 103,392
2013-08-16 18,979 43.0500 18,979 43.0500 817,046

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

AJG / Arthur J. Gallagher & Co. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-03 2025-09-01 4 JOHNSON DAVID S AJG Common Stock A - Award D 302.7500 161 49 45,625
2025-06-04 2025-06-02 4 JOHNSON DAVID S AJG Common Stock A - Award D 347.4400 140 49 45,463
2025-05-20 2025-05-16 4 JOHNSON DAVID S AJG Common Stock S - Sale D 342.0380 -1,000 -342 45,323
2025-05-15 2025-05-13 4 JOHNSON DAVID S AJG Common Stock A - Award D 690 46,323
2025-02-12 2025-02-12 4 JOHNSON DAVID S AJG Common Stock S - Sale D 322.0620 -325 -105 44,783
2024-05-24 2024-05-22 4 JOHNSON DAVID S AJG Common Stock S - Sale D 257.8400 -850 -219 45,108
2024-05-13 2024-05-09 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 920 45,958
2024-05-13 2024-05-09 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -920 850
2024-05-09 2024-05-07 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 850 1,770
2024-02-08 2024-02-06 4 JOHNSON DAVID S AJG Common Stock S - Sale D 234.0406 -500 -117 45,038
2023-09-19 2023-09-15 4 JOHNSON DAVID S AJG Common Stock S - Sale D 230.1450 -1,000 -230 45,538
2023-06-20 2023-06-16 4 JOHNSON DAVID S AJG Common Stock S - Sale D 216.4000 -1,000 -216 46,538
2023-05-11 2023-05-10 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 1,030 47,538
2023-05-11 2023-05-10 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -1,030 920
2023-05-11 2023-05-09 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 920 1,950
2023-03-10 2023-03-08 4 JOHNSON DAVID S AJG Common Stock S - Sale D 189.6200 -1,000 -190 46,508
2022-08-24 2022-08-22 4 JOHNSON DAVID S AJG Common Stock S - Sale D 190.1400 -1,000 -190 47,508
2022-05-13 2022-05-11 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 1,150 48,508
2022-05-13 2022-05-11 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -1,150 1,030
2022-05-13 2022-05-11 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 1,030 2,180
2021-05-13 2021-05-12 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 1,860 47,358
2021-05-13 2021-05-12 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -1,860 1,150
2021-05-13 2021-05-11 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 1,150 3,010
2021-02-26 2021-02-25 4 JOHNSON DAVID S AJG Common Stock S - Sale D 123.2000 -420 -52 45,498
2021-02-26 2021-02-24 4 JOHNSON DAVID S AJG Common Stock S - Sale D 124.0180 -420 -52 45,918
2020-11-10 2020-11-09 4 JOHNSON DAVID S AJG Common Stock S - Sale D 113.3100 -840 -95 46,338
2020-08-14 2020-08-13 4 JOHNSON DAVID S AJG Common Stock S - Sale D 106.6160 -1,000 -107 47,178
2020-06-05 2020-06-04 4 JOHNSON DAVID S AJG Common Stock S - Sale D 97.9700 -1,000 -98 48,178
2020-05-22 2020-05-20 4 JOHNSON DAVID S AJG Common Stock S - Sale D 90.6550 -1,000 -91 49,178
2020-05-14 2020-05-14 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 1,850 50,178
2020-05-14 2020-05-14 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -1,850 1,860
2020-05-14 2020-05-12 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 1,860 3,710
2019-05-15 2019-05-15 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 2,100 48,328
2019-05-15 2019-05-15 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -2,100 1,850
2019-05-15 2019-05-14 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 1,850 3,950
2019-02-19 2019-02-15 4 JOHNSON DAVID S AJG Common Stock S - Sale D 79.7375 -2,500 -199 46,228
2019-02-19 2019-02-14 4 JOHNSON DAVID S AJG Common Stock S - Sale D 78.9935 -2,500 -197 48,728
2018-05-17 2018-05-16 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 2,400 51,228
2018-05-17 2018-05-16 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -2,400 2,100
2018-05-17 2018-05-15 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,100 4,500
2017-05-18 2017-05-17 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 2,950 48,828
2017-05-18 2017-05-17 4 JOHNSON DAVID S AJG Common Stock (restricted) M - Exercise D -2,950 2,400
2017-05-18 2017-05-16 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,400 5,350
2017-02-03 2017-02-02 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 25.29 -3,125 0
2017-02-03 2017-02-02 4 JOHNSON DAVID S AJG Common Stock S - Sale D 53.9400 -3,125 -169 45,878
2017-02-03 2017-02-02 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 25.2900 3,125 79 49,003
2016-11-14 2016-11-10 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 25.29 -3,125 3,125
2016-11-14 2016-11-10 4 JOHNSON DAVID S AJG Common Stock S - Sale D 50.3436 -3,125 -157 45,878
2016-11-14 2016-11-10 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 25.2900 3,125 79 49,003
2016-08-11 2016-08-09 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 25.29 -3,125 6,250
2016-08-11 2016-08-09 4 JOHNSON DAVID S AJG Common Stock S - Sale D 49.6936 -3,125 -155 45,878
2016-08-11 2016-08-09 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 25.2900 3,125 79 49,003
2016-05-17 2016-05-17 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,950 5,550
2016-03-02 2016-03-01 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 21.28 -4,688 0
2016-03-02 2016-03-01 4 JOHNSON DAVID S AJG Common Stock S - Sale D 40.4800 -4,688 -190 43,278
2016-03-02 2016-03-01 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 21.2800 4,688 100 47,966
2015-06-02 2015-06-01 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,600 2,600
2015-05-12 2015-05-08 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 21.28 -4,687 4,688
2015-05-12 2015-05-08 4 JOHNSON DAVID S AJG Common Stock S - Sale D 47.9901 -2,080 -100 40,528
2015-05-12 2015-05-08 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 21.2800 4,687 100 42,608
2014-06-02 2014-05-30 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 27.10 -25,000 0
2014-06-02 2014-05-30 4 JOHNSON DAVID S AJG Common Stock F - Taxes D 45.9500 -14,745 -678 37,921
2014-06-02 2014-05-30 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 27.1000 25,000 678 52,666
2014-05-15 2014-05-13 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,750 5,250
2013-08-20 2013-08-20 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 30.58 -2,400 0
2013-08-20 2013-08-20 4 JOHNSON DAVID S AJG Common Stock S - Sale D 43.0800 -2,400 -103 25,166
2013-08-20 2013-08-20 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 30.5800 2,400 73 27,566
2013-08-20 2013-08-16 4 JOHNSON DAVID S AJG Non-qualified Stock Option M - Exercise D 30.58 -22,600 2,400
2013-08-20 2013-08-16 4 JOHNSON DAVID S AJG Common Stock S - Sale D 43.0500 -18,979 -817 25,166
2013-08-20 2013-08-16 4 JOHNSON DAVID S AJG Common Stock M - Exercise D 30.5800 22,600 691 44,145
2013-05-16 2013-05-15 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,500 2,500
2012-05-08 2012-05-08 4 JOHNSON DAVID S AJG Common Stock (restricted) A - Award D 2,500 5,000
2004-05-19 2004-05-18 4 JOHNSON DAVID S AJG Non-Qualified Stock Option (right to buy) A - Award D 30.58 25,000 25,000
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)