Collins Spencer has filed 17 insider transactions across 1 company since May 2026.
Most recent transaction: a option exercise of 3950 shares of ARM HOLDINGS PLC /UK ($ARM) on May 15, 2026.
Activity breakdown: 0 open-market purchases and 8 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | M | Restricted Stock Units | 3950 | $0.00 | 138,760.0000 | 1,069,000,000 | 2.77% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | A | Ordinary Shares | 10668 | $0.00 | 10,668.0000 | 1,069,000,000 | 9999.99% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | M | Ordinary Shares | 4184 | $0.00 | 14,852.0000 | 1,069,000,000 | 39.22% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | M | Ordinary Shares | 3950 | $0.00 | 18,802.0000 | 1,069,000,000 | 26.60% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | A | Ordinary Shares | 10071 | $0.00 | 28,873.0000 | 1,069,000,000 | 53.56% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | A | Ordinary Shares | 48378 | $0.00 | 77,251.0000 | 1,069,000,000 | 167.55% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | F | Ordinary Shares | 36310 | $209.16 | 40,941.0000 | 1,069,000,000 | 47.00% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | A | Restricted Stock Units | 15716 | $0.00 | 146,894.0000 | 1,069,000,000 | 11.98% | 0.00% |
| May 15, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | M | Restricted Stock Units | 4184 | $0.00 | 142,710.0000 | 1,069,000,000 | 2.85% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 1849 | $208.68 | 49,276.0000 | 1,069,000,000 | 3.62% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 5353 | $209.52 | 43,923.0000 | 1,069,000,000 | 10.86% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 9815 | $210.53 | 34,108.0000 | 1,069,000,000 | 22.35% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 10674 | $211.46 | 23,434.0000 | 1,069,000,000 | 31.29% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 11197 | $212.51 | 12,237.0000 | 1,069,000,000 | 47.78% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 7371 | $213.59 | 4,866.0000 | 1,069,000,000 | 60.24% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 4866 | $214.41 | 0.0000 | 1,069,000,000 | 100.00% | 0.00% |
| May 11, 2026 | ARM HOLDINGS PLC /UK | $ARM | Collins Spencer | Chief Legal Officer | S | Ordinary Shares | 836 | $207.77 | 51,125.0000 | 1,069,000,000 | 1.61% | 0.00% |