INSIDER
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 419m ago
HOUSE PTR18m ago
SEC 13F18m ago
ROBINHOOD CHAIN18m ago
Public company

ARMARM HOLDINGS PLC /UK

CIK 0001973239

EDGAR filingsOpen in network
Disclosed transactions36
Buys / sells0 / 32
Max Insider Score53
Connections8with evidence

ARM · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
14
CJ
Child JasonChief Financial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$3.12M
10.4K sh
Sep 21, 2026Sep 23, 2026
traded Sep 21, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • In industryevidence
    Telecommunications & technologySEC SIC 3674 · Semiconductors & Related Devices · Nov 4, 2026
  • ← Insider ofevidence
    Child JasonChief Financial Officer · Aug 31, 2026
  • ← Insider ofevidence
    Sine JeffreyDirector · Aug 11, 2026
  • ← Insider ofevidence
    Bartels Laura KathleenChief Accounting Officer · Jun 4, 2026
13
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Grant or award
A
—
17.3K sh
Sep 14, 2026
Sep 16, 2026
traded Sep 14, 2026
+2d
SEC FORM 4

Evidence

2
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Grant or award
A—
425.0K sh
Sep 9, 2026Sep 10, 2026
traded Sep 9, 2026
+1dSEC FORM 4

Evidence

12
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Grant or award
A$6,933
64 sh
Aug 31, 2026Sep 10, 2026
traded Aug 31, 2026
+10dSEC FORM 4

Evidence

18
CJ
Child JasonChief Financial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$2.66M
10.4K sh
Aug 27, 2026Aug 31, 2026
traded Aug 27, 2026
+4dSEC FORM 4

Evidence

12
SJ
Sine JeffreyDirector
ARMARM HOLDINGS PLC /UK
Gift
G—
9,572 sh
Aug 7, 2026Aug 11, 2026
traded Aug 7, 2026
+4dSEC FORM 4

Evidence

53
BK
Bartels Laura KathleenChief Accounting Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$4.44M
11.3K sh
Jun 2, 2026Jun 4, 2026
traded Jun 2, 2026
+2dSEC FORM 4

Evidence

45
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.44M
4,200 sh
May 28, 2026Jun 1, 2026
traded May 28, 2026
+4dSEC FORM 4

Evidence

42
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$703K
2,300 sh
May 22, 2026May 26, 2026
traded May 22, 2026
+4dSEC FORM 4

Evidence

46
EC
Eaton Charlotte ClaireChief People Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$808K
2,805 sh
May 21, 2026May 22, 2026
traded May 21, 2026
+1dSEC FORM 4

Evidence

45
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.34M
4,655 sh
May 21, 2026May 22, 2026
traded May 21, 2026
+1dSEC FORM 4

Evidence

53
EC
Eaton Charlotte ClaireChief People Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.46M
5,000 sh
May 21, 2026May 22, 2026
traded May 21, 2026
+1dSEC FORM 4

Evidence

49
EC
Eaton Charlotte ClaireChief People Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.13M
4,000 sh
May 21, 2026May 21, 2026
traded May 21, 2026
+0dSEC FORM 4

Evidence

50
EC
Eaton Charlotte ClaireChief People Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$782K
3,100 sh
May 20, 2026May 21, 2026
traded May 20, 2026
+1dSEC FORM 4

Evidence

45
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.30M
5,069 sh
May 20, 2026May 21, 2026
traded May 20, 2026
+1dSEC FORM 4

Evidence

53
AW
Abbey WilliamChief Commercial Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$2.44M
10.9K sh
May 19, 2026May 21, 2026
traded May 19, 2026
+2dSEC FORM 4

Evidence

50
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$8.80M
40.9K sh
May 19, 2026May 21, 2026
traded May 19, 2026
+2dSEC FORM 4

Evidence

48
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$2.26M
10.7K sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

34
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$174K
836 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

52
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.04M
4,866 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

52
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.57M
7,371 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

48
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$2.38M
11.2K sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

37
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$386K
1,849 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

44
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$1.12M
5,353 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

48
CS
Collins SpencerChief Legal Officer
ARMARM HOLDINGS PLC /UK
Open-market sale
SELL$2.07M
9,815 sh
May 11, 2026May 13, 2026
traded May 11, 2026
+2dSEC FORM 4

Evidence

4
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$561K
3,483 sh
Apr 14, 2026Apr 16, 2026
traded Apr 14, 2026
+2dSEC FORM 4

Evidence

0
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$28K
170 sh
Apr 14, 2026Apr 16, 2026
traded Apr 14, 2026
+2dSEC FORM 4

Evidence

4
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$907K
5,646 sh
Apr 14, 2026Apr 16, 2026
traded Apr 14, 2026
+2dSEC FORM 4

Evidence

7
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$297K
1,842 sh
Mar 26, 2026Mar 27, 2026
traded Mar 26, 2026
+1dSEC FORM 4

Evidence

4
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$97K
600 sh
Mar 26, 2026Mar 27, 2026
traded Mar 26, 2026
+1dSEC FORM 4

Evidence

1
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$33K
200 sh
Mar 26, 2026Mar 27, 2026
traded Mar 26, 2026
+1dSEC FORM 4

Evidence

14
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$1.88M
11.7K sh
Mar 25, 2026Mar 27, 2026
traded Mar 25, 2026
+2dSEC FORM 4

Evidence

14
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$1.00M
6,196 sh
Mar 25, 2026Mar 27, 2026
traded Mar 25, 2026
+2dSEC FORM 4

Evidence

11
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$785K
4,830 sh
Mar 25, 2026Mar 27, 2026
traded Mar 25, 2026
+2dSEC FORM 4

Evidence

8
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$178K
1,092 sh
Mar 25, 2026Mar 27, 2026
traded Mar 25, 2026
+2dSEC FORM 4

Evidence

7
HA
Haas Rene A.Director, Chief Executive Officer
ARMARM HOLDINGS PLC /UK
Open-market sale · 10b5-1 plan
SELL$857K
5,344 sh
Mar 26, 2026Mar 27, 2026
traded Mar 26, 2026
+1dSEC FORM 4

Evidence

  • ← Insider ofevidence
    Eaton Charlotte ClaireChief People Officer · May 21, 2026
  • ← Insider ofevidence
    Abbey WilliamChief Commercial Officer · May 21, 2026
  • ← Insider ofevidence
    Collins SpencerChief Legal Officer · May 13, 2026
  • ← Insider ofevidence
    Haas Rene A.Director, Chief Executive Officer · Mar 27, 2026