Form 4 for AJG Arthur J. Gallagher & Co.
Accepted 2026-03-04 00:00:00 ET · period of report 2026-03-02 · accession 0000354190-26-000034 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-03-04 | 2026-03-02 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | M - OptEx | $79.59 | +44.0K | 123.9K | +55% | +$3.51M |
| DMI | 2026-03-04 | 2026-03-03 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | G - Gift | $0.00 | -750 | 270.2K | -0.3% | $0 |
| D | 2026-03-04 | 2026-03-03 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | G - Gift | $0.00 | -1,350 | 95.1K | -1% | $0 |
| D | 2026-03-04 | 2026-03-02 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | S - Sale+OE | $230.31 | -27.4K | 96.5K | -22% | -$6.32M |
| D | 2026-03-04 | 2026-03-02 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | M - OptEx | $0.00 | -44.0K | 0 | -100% | $0 |
| D | 2026-03-04 | 2026-03-03 | AJG | GALLAGHER J PATRICK JR | CEO, Dir | I - Discretionary | $225.23 | +91.8K | 153.1K | +150% | +$20.67M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-02 | M | A | 44,050 | $79.59 | 123,904.93 | D By Spouse | — | — | (F3) Shares held in revocable trust of which my spouse is sole Trustee and as to which I disclaim beneficial ownership. |
| 2 | Common | Common Stock | 2026-03-03 | G | A | 600 | $0.00 | 219,955 | I | — | — | |
| 3 | Common | Common Stock | 2026-03-03 | G | D | 1,350 | $0.00 | 270,175 | I | — | — | |
| 4 | Common | Common Stock | 2026-03-03 | G | D | 1,350 | $0.00 | 95,104.93 | D | — | — | |
| 5 | Common | Common Stock | 2026-03-02 | S | D | 27,450 | $230.31 | 96,454.93 | D By Trust | — | — | (F2) The price reported is an average weighted price. The shares were sold in multiple transactions at prices ranging from $230.210 to $230.780. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. (F4) Held in trust for benefit of children. |
| 6 | Derivative | Non-qualified Stock Option | 2026-03-02 | M | D | 44,050 | $0.00 | 0 | D | $79.59 · — to 2026-03-14 | 44,050 Common Stock | (F9) One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date. |
| 7 | Derivative | Notional Stock Units | 2026-03-03 | I | A | 91,769.43 | $225.23 | 153,072.95 | D | $0.00 · — to — | 91,769.43 Common Stock | (F7) The reporting person moved $20,669,228.36 in assets that he holds in the company's Supplemental Savings and Thrift Plan, a nonqualified deferred compensation plan, into the investment option representing Gallagher common stock, which is a discretionary transaction by the reporting person. (F6) Each notional stock unit represents a right to receive one share of Gallagher common stock. (F8) The notional stock units become payable following the reporting person's separation from service with Gallagher. |