ARM Holdings PLC /UK

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ARM Holdings PLC /UK
TickerARM
CIK #0001973239
CUSIP042068205
SectorManufacturing - Semiconductors & Related Devices
Address110 Fulbourn Road, Cambridge, CB1 9NJ
Source [EDGAR]
CIK Filing 2011 - 2026
[0001973239] 3
[0001973239] 4
[0001973239] 6-K
[0001973239] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Softbank Group Corp Arm Holdings PLC /UK [2024-02-14] 89.8
Form 3/4/5 Filer 2011 - 2026
Arm Holdings PLC /UK
Bartels Laura Kathleen
Abbey William
Eaton Charlotte Claire
Collins Spencer
Child Jason
Dykstra Karen E
Sohn Young
Sine Jeffrey
Jacobs Paul E
Schooler Rosemary
Fisher Ronald D
Haas Rene A
Grisenthwaite Richard Roy
Softbank Group Corp
Masayoshi Son
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Haas Rene A
Ordinary Shares
2026-03-26 Sell 5,344 $160.41 857,231
Haas Rene A
Ordinary Shares
2026-03-26 Sell 600 $162.19 97,314
Haas Rene A
Ordinary Shares
2026-03-26 Sell 200 $163.15 32,630
Haas Rene A
Ordinary Shares
2026-03-26 Sell 1,842 $161.47 297,428
Haas Rene A
Ordinary Shares
2026-03-25 Sell 11,749 $160.22 1,882,425
Child Jason
Ordinary Shares
2026-03-25 Sell 21,280 $148.37 3,157,314
Haas Rene A
Ordinary Shares
2026-03-25 Sell 6,196 $161.47 1,000,468
Haas Rene A
Ordinary Shares
2026-03-25 Sell 4,830 $162.62 785,455
Haas Rene A
Ordinary Shares
2026-03-25 Sell 1,092 $163.35 178,378
13F Ownership Over TimeHoldersShares Held
2026-03-31 756 139,545,501
2025-12-31 662 153,363,783
2025-09-30 668 143,134,158
2025-06-30 678 152,216,013
2025-03-31 640 132,317,047
2024-12-31 645 122,026,117
2024-09-30 623 124,189,572
2024-06-30 581 99,714,512
2024-03-31 425 89,920,560
2023-12-31 281 84,886,748
2023-09-30 212 76,875,921
Form 13F Holdings
Firm Period DFND Voting Shares
Hyperion Asset Management Ltd [2026-06-30] SOLE 476,662 531,331
Congress Asset Management Co [2026-06-30] SOLE 348,000 409,049
Swedbank AB [2026-06-30] DFND 300,800 300,800
Tran Capital Management LP [2026-06-30] SOLE 119,393 241,540
Tensor Edge Capital LLC [2026-06-30] SOLE 154,141 154,141
Prospera Financial Services Inc [2026-06-30] SOLE 0 97,603
UNICOM Systems Inc [2026-06-30] SOLE 31,556,730 89,000
Zevenbergen Capital Investments LLC [2026-06-30] OTR 48,400 48,400
Ardsley Advisory Partners LP [2026-06-30] SOLE 47,000 47,000
Global X Japan Co Ltd [2026-06-30] SOLE 44,587 44,587
Union Bancaire Privee UBP SA [2026-06-30] DFND 34,287 34,287
Baker Chad R [2026-06-30] SOLE 24,250 24,250
Defender Capital LLC [2026-06-30] SOLE 20,581 20,581
180 Wealth Advisors LLC [2026-06-30] SOLE 8,424 20,260
Decker Retirement Planning Inc [2026-06-30] SOLE 0 18,952
Haven Capital Group Inc [2026-06-30] SOLE 0 17,246
Farther Finance Advisors LLC [2026-06-30] SOLE 0 15,107
Zevenbergen Capital Investments LLC [2026-06-30] SOLE 12,565 12,565
PKO Investment Management Joint-Stock Co [2026-06-30] SOLE 12,000 12,000
QRG Capital Management Inc [2026-06-30] SOLE 9,591 9,591
Castle Rock Wealth Management LLC [2026-06-30] SOLE 9,244 9,244
Louisiana State Employees Retirement System [2026-06-30] SOLE 9,200 9,200
Willner & Heller LLC [2026-06-30] SOLE 9,021 9,021
Independent Financial Group LLC [2026-06-30] SOLE 0 8,404
Harbour Capital Advisors LLC [2026-06-30] SOLE 8,211 8,211
Envestnet Portfolio Solutions Inc [2026-06-30] SOLE 7,771 7,771
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 45 6,598
Covea Finance [2026-06-30] SOLE 6,283 6,283
Fortem Financial Group LLC [2026-06-30] SOLE 0 5,743
B Riley Wealth Advisors Inc [2026-06-30] SOLE 5,535 5,535
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