Arthur J. Gallagher & Co. officer Michael Robert Pesch filed a Form 144 notice on November 13, 2026, disclosing a proposed sale of 7,520 shares of common stock following a stock option exercise on the same date.

Key Highlights

  • Seller: Michael Robert Pesch, identified as an officer of Arthur J. Gallagher & Co.
  • Shares proposed for sale: 7,520 shares of common stock
  • Aggregate market value: $2,122,896.75, according to the filing
  • Nature of acquisition: Stock option exercise from the issuer, with payment made in cash on November 13, 2026
  • Approximate date of sale: November 13, 2026, through Fidelity Brokerage Services LLC
  • Shares outstanding: 256,400,000 shares reported in the filing
  • Prior three-month sales: Nothing to report, per the filing

Pesch Form 144 Notice: Stock Option Exercise and Proposed Sale Details

Arthur J. Gallagher & Co. (NYSE:AJG), headquartered at 2850 Golf Road, Rolling Meadows, Illinois, is the issuer named in this filing. According to the Form 144 submitted November 13, 2026, officer Michael Robert Pesch intends to sell 7,520 shares of common stock, with an aggregate market value of $2,122,896.75. The proposed sale is to be executed through Fidelity Brokerage Services LLC, located at 900 Salem Street, Smithfield, Rhode Island.

The filing discloses that the 7,520 shares were acquired on November 13, 2026, through a stock option exercise from the issuer. Full cash payment was made on the same date. The filing reports that 256,400,000 shares of the issuer's common stock were outstanding at the time of the notice. No sales of Arthur J. Gallagher & Co. securities were reported by the filing person during the three months preceding this notice.

The form was signed by Daniel Tucci as a duly authorized representative of Fidelity Brokerage Services LLC, acting as attorney-in-fact for Michael Pesch. The filer represents, consistent with Form 144 requirements, that he does not know of any material adverse information regarding the issuer's current and prospective operations that has not been publicly disclosed.

What Was Disclosed

A Form 144 notice was filed on November 13, 2026, disclosing officer Michael Robert Pesch's proposed sale of 7,520 Arthur J. Gallagher & Co. common shares, valued at $2,122,896.75 in aggregate, acquired via stock option exercise on the same date.