Shigeyuki Hamamatsu

Companies

• OomaChief financial officer Sep 20, 2021 to now¹
• ACCURAY INCChief financial officer Oct 3, 2018 to Dec 2, 2020²
• ACCURAY INCVP, Finance and CAO Jan 30, 2018 to Aug 31, 2018³
• NetLogic MicrosystemsChief financial officer Nov 2, 2006 to Dec 5, 2006⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Ooma OOMA167,032 shares⁵$3.2M at $19.35Sep 15, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 15, 2026Shares withheld for tax 3,058 shares at $22.66 of Ooma⁵
• Sep 10, 2026Shares withheld for tax 3,058 shares at $22.67 of Ooma⁶
• Sep 8, 2026Shares withheld for tax 3,191 shares at $22.86 of Ooma⁷
• Sep 1, 2026Shares withheld for tax 3,081 shares at $21.88 of Ooma⁸
• Sep 1, 2026Sold 4,807 shares at $22.33 of Ooma⁸
• Jun 15, 2026Shares withheld for tax 2,971 shares at $17.15 of Ooma⁹
• Jun 10, 2026Shares withheld for tax 2,961 shares at $17.53 of Ooma¹⁰
• Jun 8, 2026Shares withheld for tax 3,124 shares at $16.73 of Ooma¹¹
• Jun 2, 2026Sold 27,696 shares at $17.64 of Ooma¹²
• Jun 1, 2026Shares withheld for tax 2,942 shares at $18.14 of Ooma¹²
• Mar 15, 2026Shares withheld for tax 2,382 shares at $13.68 of Ooma¹³
• Mar 10, 2026Shares withheld for tax 2,345 shares at $14.24 of Ooma¹⁴
• Mar 8, 2026Shares withheld for tax 2,480 shares at $14.40 of Ooma¹⁵
• Mar 6, 2026Sold 10,790 shares at $14.22 of Ooma¹⁵
• Mar 1, 2026Granted 70,000 shares of Ooma¹⁶
• Mar 1, 2026Shares withheld for tax 1,200 shares at $12.36 of Ooma¹⁶
• Dec 15, 2025Shares withheld for tax 3,231 shares at $11.50 of Ooma¹⁷
• Dec 10, 2025Shares withheld for tax 3,239 shares at $11.39 of Ooma¹⁸
• Dec 8, 2025Shares withheld for tax 3,300 shares at $12.45 of Ooma¹⁹
• Dec 1, 2025Shares withheld for tax 1,678 shares at $10.98 of Ooma²⁰
• Sep 15, 2025Shares withheld for tax 5,051 shares at $12.73 of Ooma²¹
• Sep 10, 2025Shares withheld for tax 2,355 shares at $12.51 of Ooma²¹
• Sep 4, 2025Sold 7,335 shares at $12.89 of Ooma²²
• Sep 1, 2025Shares withheld for tax 1,198 shares at $12.92 of Ooma²³
• Jun 15, 2025Shares withheld for tax 5,049 shares at $12.21 of Ooma²⁴