SEC Insider Transactions from Ziebell William F.

Last updated: 2026-04-02 21:09 UTC | Total transactions: 40

Ziebell William F has filed 40 insider transactions across 1 company since March 2023.

Most recent transaction: a option exercise of 50 shares of Arthur J. Gallagher & Co. ($AJG) on March 31, 2026.

Activity breakdown: 0 open-market purchases and 2 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 31, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Phantom Stock 51 $0.00 68,389.8920 257,100,000 0.07% 0.00%
March 31, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 51 $215.95 49,175.9631 257,100,000 0.10% 0.00%
March 31, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 51 $215.95 49,226.8841 257,100,000 0.10% 0.00%
March 15, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 2321 $207.93 49,175.9631 257,100,000 4.51% 0.00%
March 15, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Common Stock (restricted) 6930 $0.00 6,930.0000 257,100,000 9999.99% 0.00%
March 15, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock (restricted) 6930 $0.00 0.0000 257,100,000 100.00% 0.00%
March 15, 2026 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 6930 $0.00 51,496.9631 257,100,000 15.55% 0.00%
March 31, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 70 $0.00 44,485.6297 254,700,000 0.16% 0.00%
March 31, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 70 $345.24 44,415.6257 254,700,000 0.16% 0.00%
March 31, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Phantom Stock 70 $0.00 67,754.2470 254,700,000 0.10% 0.00%
March 15, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 3026 $325.24 44,364.4787 254,700,000 6.39% 0.00%
March 15, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Common Stock (restricted) 6990 $0.00 6,990.0000 254,700,000 9999.99% 0.00%
March 15, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock (restricted) 6990 $0.00 0.0000 254,700,000 100.00% 0.00%
March 15, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 6990 $0.00 47,390.4787 254,700,000 17.30% 0.00%
March 10, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT I Phantom Stock 1245 $321.23 67,694.6110 254,700,000 1.87% 0.00%
March 1, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Non-qualified Stock Option 9917 $0.00 9,917.0000 254,700,000 9999.99% 0.00%
Feb. 18, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT S Common Stock 7049 $324.41 40,400.4787 254,700,000 14.86% 0.00%
Feb. 18, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Non-qualified Stock Option 7049 $0.00 0.0000 254,700,000 100.00% 0.00%
Feb. 18, 2025 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 7049 $79.59 47,449.4787 254,700,000 17.45% 0.00%
Dec. 18, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 2907 $0.00 43,307.9167 0 7.20% 0.00%
Dec. 18, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Phantom Stock 2907 $0.00 66,154.1630 0 4.21% 0.00%
Dec. 18, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 2907 $278.49 40,400.5067 0 6.71% 0.00%
June 3, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT G Common Stock 395 $0.00 40,333.2091 0 0.97% 0.00%
March 16, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 2979 $253.17 40,697.0296 0 6.82% 0.00%
March 16, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 8080 $0.00 43,676.0296 0 22.70% 0.00%
March 16, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock (restricted) 8080 $0.00 0.0000 0 100.00% 0.00%
March 16, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Common Stock (restricted) 8080 $0.00 8,080.0000 0 9999.99% 0.00%
March 4, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT I Phantom Stock 1645 $243.13 68,599.3430 0 2.46% 0.00%
March 1, 2024 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Non-qualified Stock Option 9712 $0.00 9,712.0000 0 9999.99% 0.00%
Nov. 3, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Non-qualified Stock Option 14101 $0.00 7,049.0000 0 66.67% 0.00%
Nov. 3, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Non-qualified Stock Option 5966 $0.00 0.0000 0 100.00% 0.00%
Nov. 3, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 5966 $70.74 55,588.9096 0 12.02% 0.00%
Nov. 3, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT S Common Stock 20067 $241.22 35,521.9096 0 36.10% 0.00%
Nov. 3, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 14101 $79.59 49,622.9096 0 39.70% 0.00%
March 15, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Non-qualified Stock Option 9240 $0.00 9,240.0000 0 9999.99% 0.00%
March 12, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock 11760 $0.00 39,679.3333 0 42.12% 0.00%
March 12, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT F Common Stock 4367 $182.76 35,312.3333 0 11.01% 0.00%
March 10, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT I Phantom Stock 3227 $185.95 66,272.1560 0 5.12% 0.00%
March 12, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT A Common Stock (restricted) 11760 $0.00 11,760.0000 0 9999.99% 0.00%
March 12, 2023 Arthur J. Gallagher & Co. $AJG Ziebell William F VICE PRESIDENT M Common Stock (restricted) 11760 $0.00 0.0000 0 100.00% 0.00%