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Investment Visual

ARM

Arm Holdings plc

$190.53−9.25 (−4.63%)Close Nov 13, 2026

Backtest ARM

Insider trading

12 months to Sep 23, 2026
Sold
$72.2M
7 insiders
Largest seller
$20.0M
Jason Child · 28% of sales
Plan sales
$27.3M
38% of sales
Latest buy
None
Since 2026

Buys and sales on the price

Since 2026

By period

Open-market trades
Trades3 months12 monthsSince 2026
Buys000
Sales22424
Plan sales21010
Shares bought000000
Shares sold20,80020.8K323,715324K323,715324K
Net shares−20,800−20.8K−323,715−324K−323,715−324K
Net value−$5.78M−$72.2M−$72.2M

Insiders

Insider12 monthsShares held
Softbank
Director, 10% owner
—
922,733,999
as of Mar 18, 2026
Rene A. Haas
Chief Executive Officer, Director
−13.1%
396,071
Jason Child
Chief Financial Officer
−48.6%
153,442
Ronald D. Fisher
Director
—
35,615
William Abbey
Chief Commercial Officer
−78.5%
20,563

Trades

24 trades since 2026
TypeInsiderRoleSharesPriceHeld after
Sep 21, 2026Plan sale
Jason ChildChief Financial Officer
Chief Financial Officer
Chief Financial Officer
10,400
at $300.00
$300.00$3.12M
−6.3%
153K after
153,442
Aug 27, 2026Plan sale
Jason ChildChief Financial Officer
Chief Financial Officer
Chief Financial Officer
10,400
at $255.33
$255.33$2.66M
−6.0%
164K after
163,832
Jun 2, 2026Sale
Laura Kathleen BartelsChief Accounting Officer
Chief Accounting Officer
Chief Accounting Officer
11,306
at $392.70
$392.70$4.44M
−48.2%
12.1K after
12,135
Jun 1, 2026Sale
William AbbeyChief Commercial Officer
Chief Commercial Officer
Chief Commercial Officer
6,566
at $402.72
$402.72$2.64M
−24.2%
20.6K after
20,563
May 28, 2026Sale
William AbbeyChief Commercial Officer
Chief Commercial Officer
Chief Commercial Officer
4,200
at $343.81
$343.81$1.44M
−13.4%
27.1K after
27,129
May 22, 2026Sale
William AbbeyChief Commercial Officer
Chief Commercial Officer
Chief Commercial Officer
2,300
at $305.82
$305.82$703K
−6.8%
31.3K after
31,329
May 21, 2026Sale
William AbbeyChief Commercial Officer
Chief Commercial Officer
Chief Commercial Officer
4,655
at $287.03
$287.03$1.34M
−12.2%
33.6K after
33,629
May 21, 2026Sale
Charlotte Claire EatonChief People Officer
Chief People Officer
Chief People Officer
7,805
at $290.01
$290.01$2.26M
−100.0%
0 after
0
May 21, 2026Sale
Charlotte Claire EatonChief People Officer
Chief People Officer
Chief People Officer
4,000
at $282.77
$282.77$1.13M
−33.9%
7.80K after
7,805
May 20, 2026Sale
William AbbeyChief Commercial Officer
Chief Commercial Officer
Chief Commercial Officer
5,069
at $257.18
$257.18$1.30M
−11.7%
38.3K after
38,284
  • Jason Child$3.12M
    Sep 21, 2026 · Plan sale10,400 at $300.00
    Chief Financial Officer−6.3% of holdings, 153K after
  • Jason Child$2.66M
    Aug 27, 2026 · Plan sale10,400 at $255.33
    Chief Financial Officer−6.0% of holdings, 164K after
  • Laura Kathleen Bartels$4.44M
    Jun 2, 2026 · Sale11,306 at $392.70
    Chief Accounting Officer−48.2% of holdings, 12.1K after
  • William Abbey$2.64M
    Jun 1, 2026 · Sale6,566 at $402.72
    Chief Commercial Officer−24.2% of holdings, 20.6K after
  • William Abbey$1.44M
    May 28, 2026 · Sale4,200 at $343.81
    Chief Commercial Officer−13.4% of holdings, 27.1K after
  • William Abbey$703K
    May 22, 2026 · Sale2,300 at $305.82
    Chief Commercial Officer−6.8% of holdings, 31.3K after
  • William Abbey$1.34M
    May 21, 2026 · Sale4,655 at $287.03
    Chief Commercial Officer−12.2% of holdings, 33.6K after
  • Charlotte Claire Eaton$2.26M
    May 21, 2026 · Sale7,805 at $290.01
    Chief People Officer−100.0% of holdings, 0 after
  • Charlotte Claire Eaton$1.13M
    May 21, 2026 · Sale4,000 at $282.77
    Chief People Officer−33.9% of holdings, 7.80K after
  • William Abbey$1.30M
    May 20, 2026 · Sale5,069 at $257.18
    Chief Commercial Officer−11.7% of holdings, 38.3K after