Newest
BETR ▼ sold $13K · Tuffin Paula filed 2d agoBETR ▼ sold $14K · Nicholas J. Calamari filed 2d agoFBK ▲ bought $716K · INGRAM ORRIN H II filed 2d agoFBK ▲ bought $821K · INGRAM ORRIN H II filed 2d agoBEN ▼ sold $5.0M · FRANKLIN TEMPLETON INC filed 2d agoNAD ▼ sold $338K · Robert Young L filed 3d agoWSBC ▼ sold $15K · Rep. Michael A. Rulli filed 4d agoGOOG ▼ sold $100K · Rep. Michael A. Rulli filed 4d agoWMT ▼ sold $100K · Rep. Jonathan L. Jackson filed 4d agoVSAT ▼ sold $100K · Rep. Jonathan L. Jackson filed 4d agoTYG ▼ sold $15K · Rep. Jonathan L. Jackson filed 4d agoGH ▲ bought $50K · Rep. Jonathan L. Jackson filed 4d agoEL ▲ bought $100K · Rep. Jonathan L. Jackson filed 4d agoDDOG ▲ bought $100K · Rep. Jonathan L. Jackson filed 4d agoCPRT ▼ sold $553K · Morefield Diane M filed 4d agoPTON ▼ sold $154K · Kirol Charles Peter filed 4d agoEME ▲ bought $1K · MCEVOY M KEVIN filed 4d agoEME ▲ bought $826 · MCEVOY M KEVIN filed 4d ago

Stock / equity

ARM ARM HOLDINGS PLC /UK

Company
ARM HOLDINGS PLC /UK
Security
Equity
Insiders on record
13
Members of Congress
2
Latest trade on record
September 21, 2026

ARM (ARM HOLDINGS PLC /UK) has 126 disclosed insider transactions from 13 insiders in the last 12 months (0 open-market buys, 50 sales, about $127.1M at reported prices) and 1 congressional trade from 1 member of Congress. The most recent disclosure was filed September 23, 2026.

Last updated September 23, 2026 · Sources: SEC EDGAR Form 4; House Clerk and Senate eFD PTRs

Insider txns (12m)
126
Open-market buys / sales
0 / 50
Congress trades (12m)
1
Distinct filers (12m)
14

Share price

Price and chart by TradingView for ARM HOLDINGS PLC /UK. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.

ARM in charts

Who is trading this stock

Which people account for the buying and selling over the last 12 months?

BoughtSold

8 people account for the disclosed buying and selling in ARM over the last 12 months; the most active is Haas Rene A. with $37M.

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<p>Source: <a href="https://spotthemoney.com/stocks/arm/">Spot the Money</a></p>

Prices insiders traded at

What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.

▲ Bought▼ SoldAverage reported price that day
$0$200$400$600Mar 2026Sep 2026
$0$200$400$600Mar 2026Sep 2026

Insiders reported 41 open-market trades in ARM since Mar 25, 2026, at prices from $148 to $416; the most recent was a sale at $300 on Sep 21, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.

Insider holdings over time

Is an insider building or unwinding a position? Shares held directly after each filing.

Child JasonAbbey William
0103K206K153K21K2026-03-272026-09-23

Child Jason reported 153,442 shares held after the latest filing, against 174,706 at the first on record.

Insiders trading ARM

Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns.

InsiderRoleRowsBoughtSoldValue boughtValue soldLatest
Abbey WilliamChief Commercial Officer22011—$15.2MSeptember 14, 2026
Collins SpencerChief Legal Officer18010—$27.4MMay 19, 2026
Haas Rene A.Chief Executive Officer17012—$36.6MSeptember 9, 2026
Bartels Laura KathleenChief Accounting Officer1503—$5.4MAugust 17, 2026
Grisenthwaite Richard RoyChief Architect1502—$9.5MMay 18, 2026
Child JasonDirector1406—$27.9MSeptember 21, 2026
Eaton Charlotte ClaireChief People Officer905—$4.9MMay 21, 2026
Sine JeffreyDirector400——August 7, 2026
SOHN YOUNGDirector401—$90KMay 15, 2026
JACOBS PAUL EDirector300——May 15, 2026
Schooler RosemaryDirector300——May 15, 2026
DYKSTRA KAREN EDirector100——May 15, 2026
FISHER RONALD DDirector100——May 15, 2026
What kind of transactions these are 5 Form 4 codes
CodeMeaningRowsSharesValue at reported prices
MOption exercise or conversion42134,956—
SOpen-market sale41323,715$72.2M
AGrant or award331,091,085$6,933
FShares withheld for tax9262,534$55.0M
GGift19,572—

What each code means: Form 4 transaction codes.

Members of Congress trading ARM

Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.

MemberSeatTradesBoughtSoldRange as filedLatest
Cleo FieldsRepresentative (LA, District 6), Democrat101$50K–$100KDecember 11, 2025
Jonathan L. JacksonRepresentative (IL, District 1), Democrat101$1,001–$15KSeptember 2, 2025

Download CSV128 rows · 45 KB · insider and congressional rows for this ticker · all downloads

Insider transactions

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
Child JasonSell SSeptember 21, 2026September 23, 20262d10,400$300$3.1M10b5-1 planForm 4 ↗
Abbey WilliamOther ASeptember 14, 2026September 16, 20262d17,288——derivativeForm 4 ↗
Haas Rene A.Other ASeptember 9, 2026September 10, 20261d425,000——derivativeForm 4 ↗
Haas Rene A.Other AAugust 31, 2026September 10, 202610d64$108$6,933lateForm 4 ↗
Child JasonSell SAugust 27, 2026August 31, 20264d10,400$255$2.7M10b5-1 planForm 4 ↗
Bartels Laura KathleenOption / conversion MAugust 17, 2026August 18, 20261d819——derivativeForm 4 ↗
Bartels Laura KathleenOption / conversion MAugust 17, 2026August 18, 20261d862——derivativeForm 4 ↗
Bartels Laura KathleenSell FAugust 17, 2026August 18, 20261d856$271$232KForm 4 ↗
Bartels Laura KathleenOption / conversion MAugust 17, 2026August 18, 20261d819——Form 4 ↗
Bartels Laura KathleenOption / conversion MAugust 17, 2026August 18, 20261d862——Form 4 ↗
Sine JeffreyOther GAugust 7, 2026August 11, 20264d9,572——Form 4 ↗
Bartels Laura KathleenSell SJune 2, 2026June 4, 20262d11,306$393$4.4MForm 4 ↗
Abbey WilliamSell SJune 1, 2026June 3, 20262d3,922$416$1.6MForm 4 ↗
Abbey WilliamSell SJune 1, 2026June 3, 20262d2,644$384$1.0MForm 4 ↗
Abbey WilliamSell SMay 28, 2026June 1, 20264d4,200$344$1.4MForm 4 ↗
Abbey WilliamSell SMay 22, 2026May 26, 20264d2,300$306$703KForm 4 ↗
Abbey WilliamSell SMay 21, 2026May 22, 20261d4,655$287$1.3MForm 4 ↗
Eaton Charlotte ClaireSell SMay 21, 2026May 22, 20261d5,000$291$1.5MForm 4 ↗
Eaton Charlotte ClaireSell SMay 21, 2026May 22, 20261d2,805$288$808KForm 4 ↗
Collins SpencerSell SMay 19, 2026May 21, 20262d40,941$215$8.8MForm 4 ↗
Abbey WilliamSell SMay 20, 2026May 21, 20261d5,069$257$1.3MForm 4 ↗
Abbey WilliamSell SMay 19, 2026May 21, 20262d10,887$224$2.4MForm 4 ↗
Child JasonSell SMay 20, 2026May 21, 20261d31,920$227$7.2M10b5-1 planForm 4 ↗
Eaton Charlotte ClaireSell SMay 21, 2026May 21, 20260d4,000$283$1.1MForm 4 ↗
Eaton Charlotte ClaireSell SMay 20, 2026May 21, 20261d3,100$252$782KForm 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d2,308——derivativeForm 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d862——derivativeForm 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d3,588——derivativeForm 4 ↗
Bartels Laura KathleenOther AMay 15, 2026May 19, 20264d69,570——derivativeForm 4 ↗
Bartels Laura KathleenOther AMay 15, 2026May 19, 20264d16,645——derivativeForm 4 ↗
Bartels Laura KathleenSell FMay 15, 2026May 19, 20264d3,383$209$708KForm 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d2,308——Form 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d862——Form 4 ↗
Bartels Laura KathleenOption / conversion MMay 15, 2026May 19, 20264d3,588——Form 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d4,706——10b5-1 planderivativeForm 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d1,743——10b5-1 planderivativeForm 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d1,751——10b5-1 planderivativeForm 4 ↗
Abbey WilliamOther AMay 15, 2026May 19, 20264d5,566——10b5-1 planderivativeForm 4 ↗
Abbey WilliamSell SApril 23, 2026May 19, 202626d1,577$199$314Klate10b5-1 planForm 4 ↗
Abbey WilliamSell SApril 24, 2026May 19, 202625d1,577$222$350Klate10b5-1 planForm 4 ↗
Abbey WilliamSell SMay 15, 2026May 19, 20264d7,000$213$1.5M10b5-1 planForm 4 ↗
Abbey WilliamSell FMay 15, 2026May 19, 20264d15,317$209$3.2M10b5-1 planForm 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d4,706——10b5-1 planForm 4 ↗
Abbey WilliamOther AMay 15, 2026May 19, 20264d14,400——10b5-1 planForm 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d1,743——10b5-1 planForm 4 ↗
Abbey WilliamOther AMay 15, 2026May 19, 20264d4,444——10b5-1 planForm 4 ↗
Abbey WilliamOption / conversion MMay 15, 2026May 19, 20264d1,751——10b5-1 planForm 4 ↗
Abbey WilliamOther AMay 15, 2026May 19, 20264d4,466——10b5-1 planForm 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d4,352——derivativeForm 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d1,631——derivativeForm 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d14,595——derivativeForm 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d2,046——derivativeForm 4 ↗
Grisenthwaite Richard RoyOther AMay 15, 2026May 19, 20264d34,785——derivativeForm 4 ↗
Grisenthwaite Richard RoyOther AMay 15, 2026May 19, 20264d6,648——derivativeForm 4 ↗
Grisenthwaite Richard RoySell SMay 18, 2026May 19, 20261d24,339$209$5.1MForm 4 ↗
Grisenthwaite Richard RoySell FMay 15, 2026May 19, 20264d21,301$209$4.5MForm 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d4,352——Form 4 ↗
Grisenthwaite Richard RoyOther AMay 15, 2026May 19, 20264d13,315——Form 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d1,631——Form 4 ↗
Grisenthwaite Richard RoyOther AMay 15, 2026May 19, 20264d4,158——Form 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d14,595——Form 4 ↗
Grisenthwaite Richard RoyOption / conversion MMay 15, 2026May 19, 20264d2,046——Form 4 ↗
Grisenthwaite Richard RoyOther AMay 15, 2026May 19, 20264d5,217——Form 4 ↗
Collins SpencerOption / conversion MMay 15, 2026May 19, 20264d3,950——derivativeForm 4 ↗
Collins SpencerOption / conversion MMay 15, 2026May 19, 20264d4,184——derivativeForm 4 ↗
Collins SpencerOther AMay 15, 2026May 19, 20264d15,716——derivativeForm 4 ↗
Collins SpencerSell FMay 15, 2026May 19, 20264d36,310$209$7.6MForm 4 ↗
Collins SpencerOther AMay 15, 2026May 19, 20264d48,378——Form 4 ↗
Collins SpencerOther AMay 15, 2026May 19, 20264d10,071——Form 4 ↗
Collins SpencerOption / conversion MMay 15, 2026May 19, 20264d3,950——Form 4 ↗
Collins SpencerOption / conversion MMay 15, 2026May 19, 20264d4,184——Form 4 ↗
Collins SpencerOther AMay 15, 2026May 19, 20264d10,668——Form 4 ↗
Eaton Charlotte ClaireOption / conversion MMay 15, 2026May 19, 20264d2,200——derivativeForm 4 ↗
Eaton Charlotte ClaireOther AMay 15, 2026May 19, 20264d8,044——derivativeForm 4 ↗
Eaton Charlotte ClaireSell FMay 15, 2026May 19, 20264d3,672$209$768KForm 4 ↗
Eaton Charlotte ClaireOption / conversion MMay 15, 2026May 19, 20264d2,200——Form 4 ↗
Eaton Charlotte ClaireOther AMay 15, 2026May 19, 20264d5,612——Form 4 ↗
Haas Rene A.Sell FMay 15, 2026May 19, 20264d143,316$209$30.0MForm 4 ↗
Haas Rene A.Other AMay 15, 2026May 19, 20264d162,000——Form 4 ↗
Haas Rene A.Other AMay 15, 2026May 19, 20264d51,691——Form 4 ↗
Haas Rene A.Other AMay 15, 2026May 19, 20264d51,952——Form 4 ↗
Child JasonOption / conversion MMay 15, 2026May 19, 20264d4,647——derivativeForm 4 ↗
Child JasonOption / conversion MMay 15, 2026May 19, 20264d4,670——derivativeForm 4 ↗
Child JasonOther AMay 15, 2026May 19, 20264d14,842——derivativeForm 4 ↗
Child JasonSell FMay 15, 2026May 19, 20264d37,950$209$7.9MForm 4 ↗
Child JasonOther AMay 15, 2026May 19, 20264d57,601——Form 4 ↗
Child JasonOption / conversion MMay 15, 2026May 19, 20264d4,647——Form 4 ↗
Child JasonOther AMay 15, 2026May 19, 20264d11,849——Form 4 ↗
Child JasonOption / conversion MMay 15, 2026May 19, 20264d4,670——Form 4 ↗
Child JasonOther AMay 15, 2026May 19, 20264d11,909——Form 4 ↗
JACOBS PAUL EOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
JACOBS PAUL EOption / conversion MMay 15, 2026May 19, 20264d2,141——derivativeForm 4 ↗
JACOBS PAUL EOption / conversion MMay 15, 2026May 19, 20264d2,141——Form 4 ↗
FISHER RONALD DOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
Sine JeffreyOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
Sine JeffreyOption / conversion MMay 15, 2026May 19, 20264d2,141——derivativeForm 4 ↗
Sine JeffreyOption / conversion MMay 15, 2026May 19, 20264d2,141——Form 4 ↗
DYKSTRA KAREN EOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
Schooler RosemaryOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
Schooler RosemaryOption / conversion MMay 15, 2026May 19, 20264d2,141——derivativeForm 4 ↗
Schooler RosemaryOption / conversion MMay 15, 2026May 19, 20264d2,141——Form 4 ↗
SOHN YOUNGOther AMay 15, 2026May 19, 20264d1,531——derivativeForm 4 ↗
SOHN YOUNGOption / conversion MMay 15, 2026May 19, 20264d2,141——derivativeForm 4 ↗
SOHN YOUNGSell FMay 15, 2026May 19, 20264d429$209$90KForm 4 ↗
SOHN YOUNGOption / conversion MMay 15, 2026May 19, 20264d2,141——Form 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d4,866$214$1.0MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d7,371$214$1.6MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d11,197$213$2.4MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d10,674$211$2.3MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d9,815$211$2.1MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d5,353$210$1.1MForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d1,849$209$386KForm 4 ↗
Collins SpencerSell SMay 11, 2026May 13, 20262d836$208$174KForm 4 ↗
Child JasonSell SApril 22, 2026April 23, 20261d21,280$180$3.8M10b5-1 planForm 4 ↗
Haas Rene A.Sell SApril 14, 2026April 16, 20262d170$163$28K10b5-1 planForm 4 ↗
Haas Rene A.Sell SApril 14, 2026April 16, 20262d3,483$161$561K10b5-1 planForm 4 ↗
Haas Rene A.Sell SApril 14, 2026April 16, 20262d5,646$161$907K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 26, 2026March 27, 20261d5,344$160$857K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 26, 2026March 27, 20261d1,842$161$297K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 26, 2026March 27, 20261d600$162$97K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 26, 2026March 27, 20261d200$163$33K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 25, 2026March 27, 20262d11,749$160$1.9M10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 25, 2026March 27, 20262d6,196$161$1.0M10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 25, 2026March 27, 20262d4,830$163$785K10b5-1 planForm 4 ↗
Haas Rene A.Sell SMarch 25, 2026March 27, 20262d1,092$163$178K10b5-1 planForm 4 ↗
Child JasonSell SMarch 25, 2026March 27, 20262d21,280$148$3.2M10b5-1 planForm 4 ↗

Congressional trades

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
Cleo FieldsSellDecember 11, 2025December 17, 20256d——$50K–$100KHouse PTR ↗
Jonathan L. JacksonSellSeptember 2, 2025October 15, 202543d——$1,001–$15KspouseHouse PTR ↗

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Guides for this page

Sources and method

Official sources behind this page
SourceFilingsRowsFirst filedNewest filedRead the originals
House Clerk, periodic transaction reports22October 15, 2025December 17, 2025House Clerk search
SEC EDGAR, Form 434126March 27, 2026September 23, 2026Form 4 list on EDGAR

Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.

Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.

Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.