MetaCap

Arm Insider Trades

NASDAQ: ARMTechnologySemiconductorsUSD

267.22-8.07 (-2.93%)

Market open · Delayed 15 min · as of Oct 9, 11:59 AM ET

Last 12 months

Purchases
0 · $0
Sales
41 · $72.16M
Shares bought / sold
0 / 323.71K
Net activity
Net selling $72.2 million

Arm insider activity

Over the last 12 months, Arm insiders reported 89 transactions on SEC Form 4: 0 open-market purchases and 41 sales. Insiders bought $0 and sold $72.2 million worth of stock, for net insider selling of $72.2 million. The largest seller was Child Jason, with $20.0 million in reported sales.

The most recent filing shows Child Jason (Chief Financial Officer) selling 10,400 shares at $300.00 on Sep 21, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put ARM's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

ARM insider transactions

Arm insider transactions
DateInsiderTypeSharesValueFiling
Sep 21, 2026Child JasonChief Financial OfficerSale10,400$3.12MForm 4
Aug 31, 2026Haas Rene A.Chief Executive OfficerAward64$6.93KForm 4
Aug 27, 2026Child JasonChief Financial OfficerSale10,400$2.66MForm 4
Aug 17, 2026Bartels Laura KathleenChief Accounting OfficerTax withholding856$232.34KForm 4
Aug 17, 2026Bartels Laura KathleenChief Accounting OfficerOption exercise819—Form 4
Aug 17, 2026Bartels Laura KathleenChief Accounting OfficerOption exercise862—Form 4
Aug 7, 2026Sine JeffreyDirectorGift9,572—Form 4
Jun 2, 2026Bartels Laura KathleenChief Accounting OfficerSale11,306$4.44MForm 4
Jun 1, 2026Abbey WilliamChief Commercial OfficerSale3,922$1.63MForm 4
Jun 1, 2026Abbey WilliamChief Commercial OfficerSale2,644$1.01MForm 4
May 28, 2026Abbey WilliamChief Commercial OfficerSale4,200$1.44MForm 4
May 22, 2026Abbey WilliamChief Commercial OfficerSale2,300$703.39KForm 4
May 21, 2026Eaton Charlotte ClaireChief People OfficerSale4,000$1.13MForm 4
May 21, 2026Eaton Charlotte ClaireChief People OfficerSale5,000$1.46MForm 4
May 21, 2026Eaton Charlotte ClaireChief People OfficerSale2,805$808.12KForm 4
May 21, 2026Abbey WilliamChief Commercial OfficerSale4,655$1.34MForm 4
May 20, 2026Child JasonChief Financial OfficerSale31,920$7.23MForm 4
May 20, 2026Abbey WilliamChief Commercial OfficerSale5,069$1.30MForm 4
May 20, 2026Eaton Charlotte ClaireChief People OfficerSale3,100$781.98KForm 4
May 19, 2026Abbey WilliamChief Commercial OfficerSale10,887$2.44MForm 4
May 19, 2026Collins SpencerChief Legal OfficerSale40,941$8.80MForm 4
May 18, 2026Grisenthwaite Richard RoyChief ArchitectSale24,339$5.09MForm 4
May 15, 2026SOHN YOUNGDirectorTax withholding429$89.73KForm 4
May 15, 2026SOHN YOUNGDirectorOption exercise2,141—Form 4
May 15, 2026Schooler RosemaryDirectorOption exercise2,141—Form 4
May 15, 2026Sine JeffreyDirectorOption exercise2,141—Form 4
May 15, 2026Haas Rene A.Chief Executive OfficerTax withholding143,316$29.98MForm 4
May 15, 2026Haas Rene A.Chief Executive OfficerAward162,000—Form 4
May 15, 2026Haas Rene A.Chief Executive OfficerAward51,691—Form 4
May 15, 2026Haas Rene A.Chief Executive OfficerAward51,952—Form 4
May 15, 2026Child JasonChief Financial OfficerTax withholding37,950$7.94MForm 4
May 15, 2026Child JasonChief Financial OfficerAward57,601—Form 4
May 15, 2026Child JasonChief Financial OfficerOption exercise4,647—Form 4
May 15, 2026Child JasonChief Financial OfficerAward11,849—Form 4
May 15, 2026Child JasonChief Financial OfficerOption exercise4,670—Form 4
May 15, 2026Child JasonChief Financial OfficerAward11,909—Form 4
May 15, 2026Collins SpencerChief Legal OfficerTax withholding36,310$7.59MForm 4
May 15, 2026Collins SpencerChief Legal OfficerAward48,378—Form 4
May 15, 2026Collins SpencerChief Legal OfficerAward10,071—Form 4
May 15, 2026Collins SpencerChief Legal OfficerOption exercise3,950—Form 4
May 15, 2026Collins SpencerChief Legal OfficerOption exercise4,184—Form 4
May 15, 2026Collins SpencerChief Legal OfficerAward10,668—Form 4
May 15, 2026JACOBS PAUL EDirectorOption exercise2,141—Form 4
May 15, 2026Eaton Charlotte ClaireChief People OfficerTax withholding3,672$768.04KForm 4
May 15, 2026Eaton Charlotte ClaireChief People OfficerOption exercise2,200—Form 4
May 15, 2026Eaton Charlotte ClaireChief People OfficerAward5,612—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerSale7,000$1.49MForm 4
May 15, 2026Abbey WilliamChief Commercial OfficerTax withholding15,317$3.20MForm 4
May 15, 2026Abbey WilliamChief Commercial OfficerOption exercise4,706—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerAward14,400—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerOption exercise1,743—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerAward4,444—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerOption exercise1,751—Form 4
May 15, 2026Abbey WilliamChief Commercial OfficerAward4,466—Form 4
May 15, 2026Bartels Laura KathleenChief Accounting OfficerTax withholding3,383$707.59KForm 4
May 15, 2026Bartels Laura KathleenChief Accounting OfficerOption exercise2,308—Form 4
May 15, 2026Bartels Laura KathleenChief Accounting OfficerOption exercise862—Form 4
May 15, 2026Bartels Laura KathleenChief Accounting OfficerOption exercise3,588—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectTax withholding21,301$4.46MForm 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectOption exercise4,352—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectAward13,315—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectOption exercise1,631—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectAward4,158—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectOption exercise14,595—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectOption exercise2,046—Form 4
May 15, 2026Grisenthwaite Richard RoyChief ArchitectAward5,217—Form 4
May 11, 2026Collins SpencerChief Legal OfficerSale4,866$1.04MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale7,371$1.57MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale11,197$2.38MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale10,674$2.26MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale9,815$2.07MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale5,353$1.12MForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale1,849$385.85KForm 4
May 11, 2026Collins SpencerChief Legal OfficerSale836$173.70KForm 4
Apr 24, 2026Abbey WilliamChief Commercial OfficerSale1,577$350.08KForm 4
Apr 23, 2026Abbey WilliamChief Commercial OfficerSale1,577$313.82KForm 4
Apr 22, 2026Child JasonChief Financial OfficerSale21,280$3.83MForm 4
Apr 14, 2026Haas Rene A.Chief Executive OfficerSale170$27.71KForm 4
Apr 14, 2026Haas Rene A.Chief Executive OfficerSale3,483$561.49KForm 4
Apr 14, 2026Haas Rene A.Chief Executive OfficerSale5,646$906.58KForm 4
Mar 26, 2026Haas Rene A.Chief Executive OfficerSale5,344$857.23KForm 4
Mar 26, 2026Haas Rene A.Chief Executive OfficerSale1,842$297.43KForm 4
Mar 26, 2026Haas Rene A.Chief Executive OfficerSale600$97.31KForm 4
Mar 26, 2026Haas Rene A.Chief Executive OfficerSale200$32.63KForm 4
Mar 25, 2026Child JasonChief Financial OfficerSale21,280$3.16MForm 4
Mar 25, 2026Haas Rene A.Chief Executive OfficerSale11,749$1.88MForm 4
Mar 25, 2026Haas Rene A.Chief Executive OfficerSale6,196$1.00MForm 4
Mar 25, 2026Haas Rene A.Chief Executive OfficerSale4,830$785.45KForm 4
Mar 25, 2026Haas Rene A.Chief Executive OfficerSale1,092$178.38KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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