CIK 0000354190 · Large accelerated filer
Arthur J. Gallagher & Co.
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- AJG
- Exchange
- NYSE
- Industry
- Insurance Agents, Brokers & Service
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 362151613
- Phone
- 630-773-3800
- Business address
- 2850 GOLF ROAD, ROLLING MEADOWS, IL, 60008-4050
- Former names
- GALLAGHER ARTHUR J & CO
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $29,193,204
- in 8 filings
Net −$29,193,204. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- HOWELL DOUGLAS K −$8.5M VP & Chief Financial Officer sold 25% of stake
- Ziebell William F −$6.7M VICE PRESIDENT sold 32% of stake
- Pietrucha Susan E −$4.2M Chief Human Resources Officer sold 47% of stake
- Bay Walter D. −$3.2M General Counsel sold 14% of stake
- Hudson Scott R −$3.2M Vice President sold 12% of stake
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-09 | Pietrucha Susan E Chief Human Resources Officer | Option exercise | +15,020 | $86.17 | $1.3M | 31,811.24 |
| 2026-11-09 | Pietrucha Susan E Chief Human Resources Officer | Sale | −15,020 | $282.30 | $4.2M | 16,791.24 |
| 2026-11-09 | Pietrucha Susan E Chief Human Resources Officer | Option exercise · Non-qualified Stock Option | −15,020 | 0 | ||
| 2026-11-04 | Ziebell William F VICE PRESIDENT | Option exercise | +23,510 | $86.17 | $2.0M | 72,451.86 |
| 2026-11-04 | Ziebell William F VICE PRESIDENT | Sale | −23,510 | $286.63 | $6.7M | 48,941.86 |
| 2026-11-04 | Ziebell William F VICE PRESIDENT | Option exercise · Non-qualified Stock Option | −23,510 | 0 | ||
| 2026-11-02 | HOWELL DOUGLAS K VP & Chief Financial Officer | Option exercise | +17,130 | $86.17 | $1.5M | 123,957.32 |
| 2026-11-02 | HOWELL DOUGLAS K VP & Chief Financial Officer | Sale | −17,130 | $275.00 | $4.7M | 106,827.32 |
| 2026-11-02 | HOWELL DOUGLAS K VP & Chief Financial Officer | Sale | −13,374 | $275.30 | $3.7M | 93,453.32 |
| 2026-11-02 | HOWELL DOUGLAS K VP & Chief Financial Officer | Sale | −492 | $275.91 | $136K | 92,961.32 |
| 2026-11-02 | HOWELL DOUGLAS K VP & Chief Financial Officer | Option exercise · Non-qualified Stock Option | −17,130 | 0 | ||
| 2026-11-02 | Mead Christopher E VICE PRESIDENT | Option exercise | +7,590 | $86.17 | $654K | 29,876.76 |
| 2026-11-02 | Mead Christopher E VICE PRESIDENT | Sale | −7,590 | $279.72 | $2.1M | 22,286.76 |
| 2026-11-02 | Mead Christopher E VICE PRESIDENT | Option exercise · Non-qualified Stock Option | −7,590 | 0 | ||
| 2026-09-15 | CARY RICHARD C Controller, CAO | Sale | −1,000 | $252.86 | $253K | 46,819.49 |
| 2026-09-08 | Gallagher Patrick Murphy Chief Operating Officer | Gift | +49,988 | 148,093.25 | ||
| 2026-09-08 | GALLAGHER J PATRICK JR CEO | Gift | −49,988 | 0 | ||
| 2026-09-02 | Hudson Scott R Vice President | Option exercise | +12,000 | $86.17 | $1.0M | 102,262 |
| 2026-09-02 | Hudson Scott R Vice President | Sale | −12,000 | $264.13 | $3.2M | 90,262 |
| 2026-09-02 | Hudson Scott R Vice President | Option exercise · Non-qualified Stock Option | −12,000 | 12,370 |
Page 1 of 22 · 433 trades