Insider Transactions Reported by 38 Insiders of Xilio Therapeutics, Inc.

Symbol
XLO on Nasdaq
Location
Waltham, MA

Insiders trading volume in the past year

Xilio Therapeutics, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Gilead Sciences, Inc. 10%+ Owner $36.9M +$8.17M +28.4% Nov 26, 2025
Yekaterina Chudnovsky 10%+ Owner $5.32M Jun 7, 2024
SV7 Impact Medicine Fund LP 10%+ Owner $2.68M Oct 26, 2021
Bain Capital Life Sciences Investors, LLC 10%+ Owner $2.33M Dec 8, 2021
James E. Flynn Possible Member of 10% Group, 10%+ Owner $1.9M Oct 26, 2021
Atlas Venture Fund XI, L.P. 10%+ Owner $1.76M Feb 8, 2024
Fmr Llc Other* $1.58M Oct 26, 2021
Takeda Pharmaceutical Co Ltd 10%+ Owner $1.22M Oct 26, 2021
RiverVest Venture Fund IV, L.P. 10%+ Owner $1.2M Oct 26, 2021
Rock Springs Capital Management LP 10%+ Owner $1.04M Oct 26, 2021
Bay City Capital Llc 10%+ Owner $937K Oct 26, 2021
Merck KGaA 10%+ Owner $565K Oct 26, 2021
Rene Russo PRESIDENT AND CEO, Director $329K +$24.7K +8.1% Nov 21, 2025
FIL Ltd Other* $182K Oct 26, 2021
Alexandria Venture Investments, LLC 10%+ Owner $138K Oct 26, 2021
Simon Tomlinson 10%+ Owner $109K Oct 21, 2021
John Williams 10%+ Owner $83.1K Oct 21, 2021
of Ulrich Rodeck Estate 10%+ Owner $83.1K Oct 21, 2021
Timothy P. Clackson 10%+ Owner $75.5K Oct 21, 2021
Christopher James Frankenfield Chief Financial Officer $69.4K -$6.84K -8.97% Nov 21, 2025
Katarina Luptakova Chief Medical Officer $65.4K Nov 21, 2025
James Samuel Shannon Director $48.2K +$48.1K +41098% Jun 16, 2025
Kevin Brennan Svp, Finance And Accounting $18.7K -$1.77K -8.65% Nov 21, 2025
Rachel Humphrey Director $7.84K Oct 21, 2021
Edward C. English Principal Accounting Officer $4.98K Jan 1, 2023
Michael Jay Ross Director Jun 15, 2022
Tomas J. Heyman Director Jun 12, 2023
Christina Rossi Director Jun 11, 2025
Robert W. Ross Director Jun 11, 2025
Paul J. Clancy Director Jun 11, 2025
Daniel Lynch Director, 10%+ Owner Oct 21, 2021
Salvatore Giovine Chief Financial Officer Feb 22, 2022
Yuan Xu Director Jun 11, 2025
Sara Bonstein Director Jun 11, 2025
Martin H. Huber Jr. President And Head Of R&D Aug 16, 2023
Daniel J. Curran Director Jun 11, 2025
Aoife Brennan Director Jun 11, 2025
Akintunde Olatokumbo Bello Director Jun 10, 2025

Recent Insider Transactions by Companies or Individuals for Xilio Therapeutics, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.