John G. Mayer

John G. Mayer: Director at TTM Technologies. What John G. Mayer 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.

TTM Technologies (TTMI)

John G. Mayer holds 165,140 TTM Technologies shares (0.16% of the company), worth about $18.3M at the last price, according to the Form 4 of Nov 14, 2025.

• Shares held: 165,140 (0.16%), $18.3M — Held in their own name.

Declarations

• TTM Technologies (TTMI) — Form 4 of Nov 14, 2025: open-market sale of 9,167 at $68.13; 165,140 shares after 0001193125-25-284422
• TTM Technologies (TTMI) — Form 4 of May 27, 2025: grant or award of 7,080; 174,307 shares after 0000950170-25-078460

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.

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