David J. Tupman

David J. Tupman: Director at Cirrus Logic. What David J. Tupman holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.

Cirrus Logic (CRUS)

David J. Tupman holds 27,916 Cirrus Logic shares (0.06% of the company), worth about $3.0M at the last price, according to the Form 4 of Jul 31, 2026.

• Shares held: 27,916 (0.06%), $3.0M — Held in their own name.
• Share units: 1,623 (0.00%), $174,764.64 — Cirrus Logic promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.

Declarations

• Cirrus Logic (CRUS) — Form 4 of Jul 31, 2026: grant or award of 1,998; 27,916 shares after 0001603917-26-000002
• Cirrus Logic (CRUS) — Form 4 of Jul 29, 2025: grant or award of 1,624; 25,918 shares after 0001273902-25-000052
• Cirrus Logic (CRUS) — Form 4 of Jul 26, 2024: grant or award of 2,575; 24,294 shares after 0001273902-24-000058

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.

All holders · Who owns each AI company · All tracked companies · The AI market