Michael R. Splinter

Companies

• TAIWAN SEMICONDUCTOR MANUFACTURING CO LTDBoard member Mar 18, 2026 to now¹
• TIGO ENERGY, INC.Board member May 25, 2023 to now²
• Nasdaq, Inc.Board member Mar 10, 2008 to now³
• Applied MaterialsBoard member Dec 10, 2003 to May 27, 2015⁴
• Applied MaterialsChair Mar 11, 2009 to Dec 23, 2014⁵
• Applied MaterialsChief executive officer Dec 10, 2003 to May 22, 2013⁴
• Applied MaterialsPresident Dec 10, 2003 to Mar 20, 2012⁴

Holdings

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

Shares held

• Applied Materials AMAT926,454 shares⁶$377.2M at $407.19May 27, 2015
• Nasdaq, Inc. NDAQ233,213 shares⁷$21.8M at $93.47Jun 12, 2026
• TSTAIWAN SEMICONDUCTOR MANUFACTURING CO LTD TSM7,810 shares⁸$3.4M at $430.69Mar 18, 2026
• TETIGO ENERGY, INC. TYGO582,601 shares⁹$505.9K at $0.87May 20, 2026

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

Recent filings

• Jun 10, 2026Granted 5,246 shares of Nasdaq, Inc.⁷
• May 20, 2026Granted 33,068 shares of TIGO ENERGY, INC.⁹
• May 20, 2026Granted 9,920 shares of TIGO ENERGY, INC.⁹
• Jan 30, 2026Gift 4,680 shares of Nasdaq, Inc.¹⁰
• Jan 30, 2026Gift 4,680 shares of Nasdaq, Inc.¹⁰
• Nov 25, 2025Granted 20,949 shares at $1.79 of TIGO ENERGY, INC.¹¹
• Aug 6, 2025Exercised options 11,668 shares at $0.60 of TIGO ENERGY, INC.¹²
• Jun 11, 2025Granted 5,241 shares of Nasdaq, Inc.¹³
• May 20, 2025Granted 126,904 shares of TIGO ENERGY, INC.¹⁴
• May 19, 2025Granted 39,474 shares of TIGO ENERGY, INC.¹⁴
• Nov 23, 2024Granted 40,279 shares of TIGO ENERGY, INC.¹⁵
• Jun 11, 2024Granted 169 shares of Nasdaq, Inc.¹⁶
• Jun 11, 2024Granted 7,453 shares of Nasdaq, Inc.¹⁶
• May 21, 2024Granted 66,506 shares of TIGO ENERGY, INC.¹⁷
• May 21, 2024Granted 101,626 shares of TIGO ENERGY, INC.¹⁷
• May 21, 2024Granted 54,069 shares of TIGO ENERGY, INC.¹⁸
• Mar 28, 2024Gift 3,930 shares of Nasdaq, Inc.¹⁹
• Mar 28, 2024Gift 3,930 shares of Nasdaq, Inc.¹⁹
• Jan 16, 2024Exercised options 46,670 shares at $0.26 of TIGO ENERGY, INC.²⁰
• Jan 8, 2024Exercised options 46,670 shares at $0.26 of TIGO ENERGY, INC.²¹
• Dec 29, 2023Gift 580 shares of Nasdaq, Inc.²²
• Dec 29, 2023Gift 580 shares of Nasdaq, Inc.²²
• Dec 12, 2023Gift 3,125 shares of Nasdaq, Inc.²³
• Dec 12, 2023Gift 3,125 shares of Nasdaq, Inc.²³
• Aug 11, 2023Granted 16,304 shares of TIGO ENERGY, INC.²⁴