MSM Insider Activity

View recent SEC Form 4 insider transactions for MSM, including purchases, sales, option exercises, and other insider filings.

DateInsiderTypeQuantityPriceTotal ValueShares Owned
Oct 30, 2026GERSHWIND ERIKGift4,055$123.35$500,184.251,641,655
Oct 23, 2026JACOBSON MITCHELLPurchase60,951$115.11$7,016,033.042,389,143
Oct 23, 2026JACOBSON MITCHELLPurchase134,662$116.00$15,620,118.692,523,805
Oct 23, 2026JACOBSON MITCHELLPurchase54,387$116.72$6,348,018.012,578,192
Oct 23, 2026JACOBSON MITCHELLGift8,200$0.00$0.004,286,124
Oct 23, 2026Slone Reuben EPurchase370$115.65$42,788.65370
Oct 23, 2026Slone Reuben EPurchase63$116.52$7,340.51433
Oct 03, 2026McIsaac MartinaExercise1,173$0.00$0.009,444
Oct 03, 2026McIsaac MartinaExercise187$0.00$0.009,632
Oct 03, 2026McIsaac MartinaTax Withheld480$130.12$62,553.509,151
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