Haas Rene A. 4
4 · ARM HOLDINGS PLC /UK · Filed May 19, 2026
Research Summary
AI-generated summary of this filing
ARM CEO Rene A. Haas Receives Awards; Sells 143,316 Shares
What Happened
Rene A. Haas, CEO of ARM Holdings plc (ARM), had performance-based restricted stock units (RSUs) vest on May 15, 2026. A total of 265,643 ADSs (each ADS = 1 ordinary share) were recorded as acquired from three vested award tranches. To satisfy tax withholding on the vesting, 143,316 shares were disposed (withheld) at $209.16 per ADS for aggregate proceeds/withholding of $29,975,975. The net increase from vesting after withholding was 122,327 ADSs.
Key Details
- Transaction dates: vesting and withholding occurred on 2026-05-15; Form 4 filed 2026-05-19 (filed within the standard 2-business-day window).
- Prices and value: 143,316 ADSs withheld/disposed at $209.16 each; total value $29,975,975 (~$29.98M). Acquisitions listed without per-share price (RSUs are awards).
- Shares acquired from vesting: 265,643 ADSs (sum of 51,952; 51,691; 162,000 grants). Net new shares retained after withholding: 122,327 ADSs.
- Footnotes: awards were performance-based RSUs granted on May 1, 2025; May 13, 2024; and May 23, 2023 and vested following certification of performance by the Remuneration Committee. ADSs represent ordinary shares 1:1. F6 indicates ordinary shares were withheld to satisfy tax withholding requirements on vesting.
- Transaction codes: A = award/acquisition (RSU vesting); F = shares withheld/disposed for taxes.
- Filing timeliness: filed May 19, 2026 for a May 15, 2026 vesting — within the typical 2-business-day SEC Form 4 deadline.
Context
- This was not an open-market sale for investment reasons but a routine tax-withholding disposition on RSU vesting (common for equity compensation).
- The filing shows grant/vesting and withholding activity; it does not state broader changes to Haas’s total holdings prior to these transactions.
Insider Transaction Report
Form 4
Haas Rene A.
DirectorChief Executive Officer
Transactions
- Award
Ordinary Shares
[F1][F2][F3]2026-05-15+51,952→ 325,632 total - Award
Ordinary Shares
[F1][F4][F3]2026-05-15+51,691→ 377,323 total - Award
Ordinary Shares
[F1][F5][F3]2026-05-15+162,000→ 539,323 total - Tax Payment
Ordinary Shares
[F1][F6]2026-05-15$209.16/sh−143,316$29,975,975→ 396,007 total
Footnotes (6)
- [F1]Ordinary shares, nominal value 0.001 GBP per share ("Ordinary Shares"), are held in the form of American Depositary Shares ("ADSs"). Each ADS represents 1 Ordinary Share.
- [F2]Performance-based restricted stock units granted on May 1, 2025, which vested on May 15, 2026, following certification of the satisfaction of certain performance conditions by the Remuneration Committee (the "Remuneration Committee") of the Board of Directors of the Company.
- [F3]Each restricted stock unit ("RSU") represents the right to receive, following vesting, 1 Ordinary Share held in the form of an ADS.
- [F4]Represents performance-based RSUs granted on May 13, 2024, which vested on May 15, 2026, following certification of the satisfaction of certain performance conditions by the Remuneration Committee.
- [F5]Represents performance-based RSUs granted on May 23, 2023, which vested on May 15, 2026, following certification of the satisfaction of certain performance conditions by the Remuneration Committee.
- [F6]Ordinary Shares withheld to satisfy tax withholding requirements on vesting of RSUs.
Signature
/s/ George Kanelos, as Attorney-in-Fact for Rene A. Haas|2026-05-19