Tyler Page
Tyler Page: Chief Executive Officer · Director at Cipher Mining. What Tyler Page 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.
Cipher Mining (CIFR)
Tyler Page holds 9.8M Cipher Mining shares (2.4% of the company), worth about $149.7M at the last price, according to the Form 4 of Sep 30, 2026.
- Shares held: 9.4M (2.3%), $143.6M — Held in their own name.
- Shares held: 400,000 (0.10%), $6.1M — Held through companies or funds (See Footnote).
- Share units: 4.4M (1.0%), $66.2M — Cipher Mining promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Cipher Mining (CIFR) — Form 4 of Sep 30, 2026 (Chief Executive Officer): option exercise or conversion of 113,225; option exercise or conversion of 105,285; 9.8M shares after 0001887623-26-000019
- Cipher Mining (CIFR) — Form 4 of Jul 9, 2026 (Chief Executive Officer): open-market sale of 112,500 at $21.19; open-market sale of 112,500 at $22.68; 9.4M shares after 0001887623-26-000016
- Cipher Mining (CIFR) — Form 4 of Jun 30, 2026 (Chief Executive Officer): option exercise or conversion of 113,225; shares withheld for tax of 57,802 at $24.50; 9.6M shares after 0001887623-26-000014
- Cipher Mining (CIFR) — Form 4 of Jun 22, 2026 (Chief Executive Officer): option exercise or conversion of 1.4M; shares withheld for tax of 724,520 at $28.14; 9.4M shares after 0001887623-26-000012
- Cipher Mining (CIFR) — Form 4 of Jun 16, 2026 (Chief Executive Officer): option exercise or conversion of 333,334; shares withheld for tax of 170,168 at $26.03; 8.7M shares after 0001887623-26-000010
- Cipher Mining (CIFR) — Form 4 of May 12, 2026 (Chief Executive Officer): gift of 400,000; 8.5M shares after 0001887623-26-000008
- Cipher Mining (CIFR) — Form 4 of Mar 31, 2026 (Chief Executive Officer): option exercise or conversion of 113,225; shares withheld for tax of 46,147 at $12.87; 8.5M shares after 0001887623-26-000006
- Cipher Mining (CIFR) — Form 4 of Mar 25, 2026 (Chief Executive Officer): open-market sale of 37,500 at $16.11; 8.3M shares after 0001887623-26-000004
- Cipher Mining (CIFR) — Form 4 of Feb 25, 2026 (Chief Executive Officer) 0001887623-26-000002
- Cipher Mining (CIFR) — Form 4 of Dec 19, 2025 (Chief Executive Officer): option exercise or conversion of 1.0M; shares withheld for tax of 520,211 at $16.21; 8.3M shares after 0001887623-25-000012
- Cipher Mining (CIFR) — Form 4 of Dec 15, 2025 (Chief Executive Officer): option exercise or conversion of 1.6M; shares withheld for tax of 800,157 at $14.74; 7.8M shares after 0001887623-25-000010
- Cipher Mining (CIFR) — Form 4 of Nov 10, 2025 (Chief Executive Officer): option exercise or conversion of 1.4M; shares withheld for tax of 724,521 at $19.65; 7.0M shares after 0001887623-25-000008
- Cipher Mining (CIFR) — Form 4 of Oct 10, 2025 (Chief Executive Officer): option exercise or conversion of 1.4M; shares withheld for tax of 724,521 at $16.97; 6.5M shares after 0001887623-25-000006
- Cipher Mining (CIFR) — Form 4 of Sep 30, 2025 (Chief Executive Officer): option exercise or conversion of 166,667; shares withheld for tax of 85,084 at $12.59; 5.8M shares after 0001887623-25-000004
- Cipher Mining (CIFR) — Form 4 of Jun 30, 2025 (Chief Executive Officer): option exercise or conversion of 113,225; shares withheld for tax of 57,802 at $4.78; 5.7M shares after 0001819989-25-000070
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.