Companies / Arm Holdings PLC /Uk / Activity
Activity — Arm Holdings PLC /Uk
200 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | Westwood Wealth Management 13F manager | New | ADR | $10.23M | +29K | 28,860 <0.01% of shares | medium |
| Q3 2025 as of | Employees Provident Fund Board 13F manager | Add | ADR | $9.41M | +66K +9.06% | 800,000 0.08% of shares | medium |
| Q4 2025 as of | Peak6 LLC 13F manager | Add | ADR | $9.20M | +84K +38.79% | 301,275 0.03% of shares | medium |
| Q1 2026 as of | Whittier Trust Co 13F manager | New | ADR | $8.75M | +59K | 58,793 <0.01% of shares | medium |
| Q1 2026 as of | Westend Capital Management, LLC 13F manager | New | ADR | $8.12M | +54K | 53,699 <0.01% of shares | medium |
| Q2 2026 as of | Westend Capital Management, LLC 13F manager | Exit | ADR | $-8.12M | -54K -100.00% | 0 | medium |
| Q1 2026 as of | Voya Investment Management LLC 13F manager | Add | ADR | $7.61M | +50K +19.40% | 309,512 0.03% of shares | medium |
| Q1 2026 as of | Pacific Heights Asset Management LLC 13F manager | Add | ADR | $7.56M | +50K +18.18% | 325,000 0.03% of shares | medium |
| Q1 2026 as of | Royal Bank of Canada 13F manager | Trim | ADR | $-7.50M | -50K -17.67% | 231,046 0.02% of shares | medium |
| Q2 2026 as of | Oaktop Capital Management II, L.P. 13F manager | New | ADR | $7.09M | +20K | 20,000 <0.01% of shares | medium |
| Q4 2023 as of | Barclays PLC 13F manager | New | ADR | $6.08M | +81K | 80,971 <0.01% of shares | medium |
| Q2 2026 as of | Mml Investors Services, LLC 13F manager | Add | ADR | $6.07M | +17K +226.81% | 24,664 <0.01% of shares | medium |
| Q1 2026 as of | ProShare Advisors LLC 13F manager | Trim | ADR | $-5.75M | -38K -17.60% | 177,885 0.02% of shares | medium |
| Q1 2026 as of | &Partners 13F manager | Add | ADR | $5.04M | +33K +106.35% | 64,704 <0.01% of shares | medium |
| Q1 2026 as of | Marsico Capital Management LLC 13F manager | New | ADR | $4.97M | +33K | 32,850 <0.01% of shares | low |
| Q2 2025 as of | Leonteq Securities AG 13F manager | Trim | ADR | $-4.67M | -29K -79.25% | 7,563 <0.01% of shares | low |
| Q2 2026 as of | Dakota Wealth Management 13F manager | New | ADR | $4.16M | +12K | 11,728 <0.01% of shares | low |
| Q1 2025 as of | Barclays PLC 13F manager | Trim | ADR | $-3.97M | -37K -4.60% | 770,375 0.07% of shares | low |
| Q1 2026 as of | Whittier Trust Co of Nevada Inc 13F manager | New | ADR | $3.59M | +24K | 24,126 <0.01% of shares | low |
| Q1 2026 as of | Fideuram - Intesa Sanpaolo Private Banking S.p.a. 13F manager | Add | ADR | $3.35M | +22K +95.97% | 45,270 <0.01% of shares | low |
| Q1 2026 as of | Morgens Waterfall Vintiadis & Co Inc 13F manager | New | ADR | $3.03M | +20K | 20,000 <0.01% of shares | low |
| Q2 2026 as of | Texas Capital Bank Wealth Management Services Inc 13F manager | Exit | ADR | $-3.01M | -28K -100.00% | 0 | low |
| Q2 2026 as of | Cfm Wealth Partners LLC 13F manager | New | ADR | $2.91M | +8K | 8,197 <0.01% of shares | low |
| Q1 2026 as of | OVERSEA-CHINESE BANKING Corp Ltd 13F manager | Add | ADR | $2.81M | +19K +72.49% | 46,349 <0.01% of shares | low |
| Q1 2026 as of | Federated Hermes Inc 13F manager | Exit | ADR | $-2.66M | -24K -100.00% | 0 | low |
| Q1 2026 as of | Credit Agricole S a 13F manager | Add | ADR | $2.59M | +17K +23.77% | 89,056 <0.01% of shares | low |
| Q1 2026 as of | Assetmark, Inc 13F manager | Add | ADR | $2.44M | +16K +24.66% | 81,627 <0.01% of shares | low |
| Q1 2025 as of | Leonteq Securities AG 13F manager | Add | ADR | $2.44M | +23K +172.49% | 36,446 <0.01% of shares | low |
| Q1 2026 as of | RBF Capital, LLC 13F manager | Exit | ADR | $-2.19M | -20K -100.00% | 0 | low |
| Q1 2026 as of | Guardian Capital LP 13F manager | Exit | ADR | $-2.18M | -20K -100.00% | 0 | low |
| Q4 2025 as of | Leonteq Securities AG 13F manager | Add | ADR | $2.15M | +20K +139.11% | 33,800 <0.01% of shares | low |
| Q1 2026 as of | Greenwood Capital Associates LLC 13F manager | New | ADR | $2.08M | +14K | 13,759 <0.01% of shares | low |
| Q2 2026 as of | Wealthfront Advisers LLC 13F manager | New | ADR | $2.05M | +6K | 5,782 <0.01% of shares | low |
| Q1 2026 as of | TD Asset Management Inc 13F manager | Trim | ADR | $-2.01M | -13K -10.73% | 110,488 0.01% of shares | low |
| Q1 2026 as of | Cantor Fitzgerald, L. P. 13F manager | Add | ADR | $1.89M | +12K +14.62% | 97,920 <0.01% of shares | low |
| Q1 2026 as of | Oppenheimer Asset Management Inc. 13F manager | New | ADR | $1.75M | +12K | 11,539 <0.01% of shares | low |
| Q1 2026 as of | D.a. Davidson & Co. 13F manager | Add | ADR | $1.72M | +11K +527.89% | 13,506 <0.01% of shares | low |
| Q1 2026 as of | Itau Unibanco Holding S.A. 13F manager | Add | ADR | $1.72M | +11K +32.76% | 46,000 <0.01% of shares | low |
| Q1 2026 as of | Orion Porfolio Solutions, LLC 13F manager | Trim | ADR | $-1.46M | -10K -29.63% | 22,882 <0.01% of shares | low |
| Q1 2026 as of | Northwestern Mutual Wealth Management Co 13F manager | Add | ADR | $1.40M | +9K +12.78% | 81,574 <0.01% of shares | low |
| Q4 2025 as of | Elevation Point Wealth Partners, LLC 13F manager | Add | ADR | $1.35M | +12K +22067.86% | 12,414 <0.01% of shares | low |
| Q2 2026 as of | Lido Advisors, LLC 13F manager | Add | ADR | $1.35M | +4K +30.10% | 16,454 <0.01% of shares | low |
| Q1 2026 as of | Mariner, LLC 13F manager | Add | ADR | $1.28M | +8K +34.51% | 33,102 <0.01% of shares | low |
| Q2 2026 as of | The PNC Financial Services Group, Inc. 13F manager | Add | ADR | $1.25M | +4K +30.12% | 15,279 <0.01% of shares | low |
| Q4 2023 as of | Leonteq Securities AG 13F manager | Trim | ADR | $-1.18M | -16K -84.36% | 2,900 <0.01% of shares | low |
| Q1 2026 as of | Agf Management Ltd 13F manager | Exit | ADR | $-1.16M | -11K -100.00% | 0 | low |
| Q1 2026 as of | Polar Asset Management Partners Inc. 13F manager | New | ADR | $1.12M | +7K | 7,400 <0.01% of shares | low |
| Q1 2026 as of | Asset Management One Co., Ltd. 13F manager | Add | ADR | $1.11M | +7K +683.18% | 8,427 <0.01% of shares | low |
| Q1 2026 as of | Zurcher Kantonalbank (Zurich Cantonalbank) 13F manager | Add | ADR | $1.06M | +7K +28.99% | 31,199 <0.01% of shares | low |
| Q3 2023 as of | Leonteq Securities AG 13F manager | New | ADR | $992.6K | +19K | 18,547 <0.01% of shares | low |