Gregory L. Summe

Companies

• Wheels UpBoard member Aug 8, 2024 to now¹
• GRAILBoard member Jun 21, 2024 to now²
• AvantorBoard member May 12, 2020 to now³
• NXP SemiconductorsBoard member Aug 1, 2019 to now⁴
• State Street CorporationBoard member Apr 22, 2004 to Feb 19, 2025⁵
• Virgin Orbit Holdings, Inc.Board member Mar 22, 2021 to Jan 3, 2022⁶
• Xos, Inc.Board member Oct 6, 2020 to Oct 6, 2020⁷
• Freescale SemiconductorBoard member May 25, 2011 to Dec 9, 2015⁸
• Automatic Data ProcessingBoard member Sep 11, 2007 to Nov 25, 2013⁹
• Revvity Inc.Chair Oct 24, 2003 to Mar 3, 2009¹⁰
• Revvity Inc.Chief executive officer Oct 24, 2003 to Sep 5, 2007¹⁰
• Revvity Inc.President Feb 2, 2006 to Mar 15, 2007¹¹

Holdings

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

Shares held

• Revvity Inc. RVTY231,724 shares¹²$35.3M at $152.28Feb 27, 2009
• State Street Corporation STT100,023 shares¹³$16.8M at $168.24Feb 18, 2025
• AAvantor AVTR483,381 shares¹⁴$7.9M at $16.31May 11, 2026
• Automatic Data Processing ADP22,366 shares¹⁵$6.6M at $294.00Nov 25, 2013
• GRAIL GRAL45,672 shares¹⁶$5.6M at $122.59Jul 15, 2026
• NXP Semiconductors NXPI8,645 shares¹⁷$2.1M at $240.65Jun 10, 2026
• Wheels Up UP36,090 shares¹⁸$117.1K at $3.25Jun 9, 2026
• VOVirgin Orbit Holdings, Inc.9,189,864 shares¹⁹Dec 29, 2021

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

Recent filings

• Jul 15, 2026Granted 427 shares at $74.36 of GRAIL¹⁶
• Jun 18, 2026Granted 5,491 shares at $63.74 of GRAIL²⁰
• Jun 10, 2026Shares withheld for tax 513 shares at $297.41 of NXP Semiconductors¹⁷
• Jun 10, 2026Exercised options 1,035 shares of NXP Semiconductors¹⁷
• Jun 9, 2026Granted 24,305 shares of Wheels Up¹⁸
• May 7, 2026Granted 25,270 shares of Avantor¹⁴
• Apr 15, 2026Granted 631 shares at $49.79 of GRAIL²¹
• Feb 12, 2026Bought 100,000 shares at $9.40 of Avantor²²
• Jan 15, 2026Granted 329 shares at $97.44 of GRAIL²³
• Oct 30, 2025Bought 100,000 shares at $11.25 of Avantor²⁴
• Oct 15, 2025Granted 425 shares at $75.52 of GRAIL²⁵
• Aug 21, 2025Bought 100,000 shares at $12.56 of Avantor²⁶
• Jul 15, 2025Granted 825 shares at $38.53 of GRAIL²⁷
• Jun 10, 2025Granted 148,026 shares of Wheels Up²⁸
• May 29, 2025Shares withheld for tax 407 shares at $196.21 of NXP Semiconductors²⁹
• May 29, 2025Exercised options 822 shares of NXP Semiconductors²⁹
• May 29, 2025Granted 6,082 shares at $41.10 of GRAIL³⁰
• May 23, 2025Bought 30,000 shares at $12.50 of Avantor³¹
• May 22, 2025Bought 20,000 shares at $12.65 of Avantor³²
• May 8, 2025Granted 17,100 shares of Avantor³³
• May 7, 2025Bought 25,000 shares at $12.00 of Avantor³⁴
• Apr 28, 2025Bought 25,000 shares at $12.50 of Avantor³⁵
• Apr 15, 2025Granted 1,212 shares at $25.94 of GRAIL³⁶
• Feb 18, 2025Sold 3,000 shares at $100.00 of State Street Corporation¹³
• Feb 18, 2025Sold 10,815 shares at $100.00 of State Street Corporation¹³

Trade performance

Returns are price-only (no dividends), measured from the trade date.