Mark Joseph Merz

Companies

• O'Reilly Auto PartsSVP OF FINANCE May 11, 2022 to now¹

Holdings

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

Shares held

• O'Reilly Auto Parts ORLY7,260 shares²$648.1K at $89.27Feb 2, 2026

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

Recent filings

• Jul 29, 2025Sold 5,050 shares at $99.07 of O'Reilly Auto Parts³
• Jul 29, 2025Sold 29,505 shares at $98.25 of O'Reilly Auto Parts³
• Jul 29, 2025Exercised options 29,505 shares at $18.11 of O'Reilly Auto Parts³
• Feb 12, 2025Sold 500 shares at $1,325.00 of O'Reilly Auto Parts⁴
• Feb 12, 2025Exercised options 500 shares at $271.65 of O'Reilly Auto Parts⁴
• Jul 30, 2024Sold 413 shares at $1,120.00 of O'Reilly Auto Parts⁵
• Jul 30, 2024Exercised options 315 shares at $271.65 of O'Reilly Auto Parts⁵
• Jul 30, 2024Exercised options 98 shares at $272.21 of O'Reilly Auto Parts⁵