144 ·Filed Apr 22, 2026

ARM

ARM HOLDINGS PLC /UK
NEUTRAL
Impact 3/10
Horizondays Processed5mo ago SEC0001959173-26-003032
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral

Monitor for actual execution of the sale via future Form 4 filings; while this is a routine post-vesting sale, continued insider selling could signal reduced confidence if volume accelerates ahead of earnings or guidance updates.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
ARM ▲ +35.93% at T+60d
NEUTRAL call ✓ call won +35.93% · α vs SPY +31.15% · entry $196.57 → $267.19
Entry anchored
Apr 22, 11:30 AM ET
via exchange tick
T+1d
+4.09%
call +4.09% · α +4.48%
$204.61
settled 5mo ago
T+5d
+0.48%
call +0.48% · α +0.43%
$197.52
settled 5mo ago
T+20d
+13.52%
call +13.52% · α +10.36%
$223.15
settled 5mo ago
T+60d
+35.93%
call +35.93% · α +31.15%
$267.19
settled 2mo ago

Price Chart

Loading chart...

Executive Summary

Jason Child, an officer of ARM Holdings, filed a Form 144 to sell up to 21,280 American Depositary Shares (ADSs) valued at approximately $3.16 million, following prior restricted stock vesting events. This is part of a series of planned sales tied to compensation-related stock vesting.

Key Facts

  • Jason Child, an officer of ARM Holdings, intends to sell up to 21,280 ADSs.
  • The sale is valued at approximately $3.16 million based on the April 22, 2026, Nasdaq closing price.
  • Shares are being sold following multiple restricted stock vesting events between August 2024 and May 2025 as part of compensation.
  • This is the second Form 144 filed by Child in 2026, with a prior sale of 10,640 ADSs reported on February 18, 2026.
  • Recent insider activity shows four sells totaling $4.3 million in the past 30 days.

Financial Impact

Approximately $3.16 million in shares proposed for sale, representing a small fraction of ARM's $185.9B market cap.

insider ownershipshare float

Risk Factors

  • Perception of insider selling pressure if additional officers file similar notices.
  • Potential for increased share supply in the market, though the amount is not material to overall float.

Market Snapshot

Exchange
Nasdaq
Sector
Semiconductors & Related Devices

Investment Themes

Artificial IntelligenceSemiconductors

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
144 Filing (Primary)0001959173-26-003032
Document: 0001959173-26-003032-index.html0001959173-26-003032
Document: 0001959173-26-003032.txt0001959173-26-003032
12 reports for ARM
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for ARM — sortable, filterable
TypeNow
Aug 27, 2026
5w ago
144
NEUTRAL ★ 2/10
$255.21 $321.31▲ +25.90%▲ +26.00%$306.00 (+19.90%)
Aug 10, 2026
7w ago
6-K
NEUTRAL ★ 2/10
$268.93 $264.23▼ −1.75%▼ −0.69%$306.00 (+13.78%)
Jun 12, 2026
16w ago
Institutional Cluster
MIXED ★ 5/10
$380.81 $323.39▼ −15.08%▼ −16.86%$306.00 (−19.64%)
Jun 4, 2026
17w ago
Insider Cluster
NEUTRAL ★ 2/10
$342.93 $322.24▼ −6.03%▼ −7.89%$306.00 (−10.77%)
May 26, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$302.71 $347.71▲ +14.87%▲ +16.77%$306.00 (+1.09%)
May 26, 2026
18w ago
20-F
BULLISH ★ 7/10
$302.71 $347.71▲ +14.87%▲ +16.77%$306.00 (+1.09%)
May 22, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$321.22 $351.95▲ +9.57%▲ +11.51%$306.00 (−4.74%)
May 21, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$306.51 $377.90▲ +23.29%▲ +24.71%$306.00 (−0.17%)
May 20, 2026
19w ago
144
NEUTRAL ★ 2/10
$256.73 $439.46▲ +71.18%▲ +70.44%$306.00 (+19.19%)
May 19, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$256.73 $439.46▲ +71.18%▲ +70.44%$306.00 (+19.19%)
Showing 10 of 12

US Market Status

Market Open — Closes in 6h 26m

Subscribe to SecBot

Get Real-Time SEC Filing Intelligence

Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.

Try SecBot Free Coming soon: SecBot Pro with alerts, watchlists, and API access