Leroy Jonny M Insider Trading Activity

Corporate InsiderCTO · CIK 2043378

16

Total trades

$1.3M

Total volume

May 12, 2026

Last activity

GWW

W.W. GRAINGER, INC.

Leroy Jonny M has been net-selling over the last 12 months with 0 purchases and 16 sales across 1 company.

GWW is the most-traded position with 16 trades. The largest single transaction was a sale of GWW for $430K on May 12, 2026.

Performance Scorecard

Forward stock performance after each transaction by Leroy Jonny M. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days—+2.4%100%12
90 days—+3.4%100%12
120 days—-1.2%0%12

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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GWW · W.W. GRAINGER, INC.

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Recent Trades

DATETICKERTYPESHARESPRICEVALUEROLE
May 12, 2026GWWSell350$1229.45$430KCTO
May 12, 2026GWWSell80$1230.16$98KCTO
May 12, 2026GWWSell111$1231.65$137KCTO
May 12, 2026GWWSell233$1232.70$287KCTO
Sep 9, 2025GWWSell27$992.36$27KCTO
Sep 9, 2025GWWSell28$992.49$28KCTO
Sep 9, 2025GWWSell22$992.51$22KCTO
Sep 9, 2025GWWSell6$992.52$6KCTO
Sep 9, 2025GWWSell23$992.59$23KCTO
Sep 9, 2025GWWSell5$992.60$5KCTO
Sep 9, 2025GWWSell63$992.61$63KCTO
Sep 9, 2025GWWSell15$992.67$15KCTO
Sep 9, 2025GWWSell1$992.87$992.87CTO
Sep 9, 2025GWWSell100$992.89$99KCTO
Sep 9, 2025GWWSell26$992.95$26KCTO
Sep 9, 2025GWWSell84$993.08$83KCTO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
GWWW.W. GRAINGER, INC.16$1.3M

Other insiders at W.W. GRAINGER, INC.

4 other tracked filers at GWW.

Macpherson Donald G

CEO

22

Trades

Merriwether Deidra C

CFO

18

Trades

Robbins Paige K

VP

5

Trades

Thomson Laurie R

VP

4

Trades