Mark J. Barrenechea

Companies

• SentinelOneBoard member Dec 11, 2025 to now¹
• Dick's Sporting GoodsBoard member Mar 3, 2014 to now²
• Avery DennisonBoard member Sep 12, 2018 to Apr 29, 2022³
• Overland StorageBoard member Feb 15, 2006 to Dec 22, 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

• DSDick's Sporting Goods DKS27,790 shares⁵$3.9M at $141.47Aug 28, 2026
• SentinelOne S44,380 shares⁶$970.8K at $21.88Jun 25, 2026
• Avery Dennison AVY4,536 shares⁷$808.9K at $178.32Apr 28, 2022

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

Recent filings

• Aug 27, 2026Bought 17,000 shares at $130.72 of Dick's Sporting Goods⁵
• Jun 25, 2026Granted 14,238 shares of SentinelOne⁶
• Jun 25, 2026Granted 3,543 shares of SentinelOne⁶
• Jun 10, 2026Granted 838 shares of Dick's Sporting Goods⁸
• Dec 15, 2025Granted 1,779 shares of SentinelOne⁹
• Dec 9, 2025Granted 24,820 shares of SentinelOne¹⁰
• Dec 9, 2025Granted 24,741 shares of SentinelOne¹¹
• Jun 11, 2025Granted 975 shares of Dick's Sporting Goods¹²
• Jun 12, 2024Granted 812 shares of Dick's Sporting Goods¹³
• Mar 18, 2024Sold 6,144 shares at $211.95 of Dick's Sporting Goods¹⁴
• Jun 14, 2023Granted 1,334 shares of Dick's Sporting Goods¹⁵
• May 25, 2023Sold 9,085 shares at $123.54 of Dick's Sporting Goods¹⁶
• Jun 15, 2022Granted 2,142 shares of Dick's Sporting Goods¹⁷
• Apr 28, 2022Exercised options 792 shares at $181.55 of Avery Dennison⁷
• Apr 11, 2022Sold 10,000 shares at $105.48 of Dick's Sporting Goods¹⁸
• May 1, 2021Exercised options 1,450 shares at $214.60 of Avery Dennison¹⁹
• May 1, 2020Exercised options 1,414 shares at $106.87 of Avery Dennison²⁰
• Sep 10, 2019Exercised options 880 shares at $112.87 of Avery Dennison²¹