Young Sohn
Young Sohn: Director at Cadence and Director at Arm Holdings. What Young Sohn holds in 2 AI and semiconductor companies tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Cadence (CDNS)
Young Sohn holds 15,243 Cadence shares (0.01% of the company), worth about $5.4M at the last price, according to the Form 4 of Jul 30, 2026.
- Shares held: 15,243 (0.01%), $5.4M — Held in their own name.
Arm Holdings (ARM)
Young Sohn holds 2,396 Arm Holdings shares (0.00% of the company), worth about $722,585.68 at the last price, according to the Form 4 of May 15, 2026.
- Shares held: 2,396 (0.00%), $722,585.68 — Held in their own name.
- Share units: 1,531 (0.00%), $461,718.98 — Arm Holdings promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Cadence (CDNS) — Form 4 of Jul 30, 2026: gift of 9; 15,243 shares after 0001223726-26-000001
- Arm Holdings (ARM) — Form 4 of May 15, 2026: option exercise or conversion of 2,141; shares withheld for tax of 429 at $209.16; 2,396 shares after 0001628280-26-036538
- Cadence (CDNS) — Form 4 of May 7, 2026: grant or award of 714; 15,252 shares after 0000813672-26-000056
- Cadence (CDNS) — Form 4 of May 6, 2026: gift of 72 at $354.90; 14,538 shares after 0000813672-26-000051
- Arm Holdings (ARM) — Form 3 of Mar 18, 2026; 684 shares after 0001973239-26-000025
- Cadence (CDNS) — Form 4 of Jun 12, 2025: gift of 110 at $307.85; 14,610 shares after 0000813672-25-000085
- Cadence (CDNS) — Form 4 of May 8, 2025: grant or award of 779; 14,720 shares after 0000813672-25-000067
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.