A Form 4 filed with the SEC on August 7, 2026, discloses that Karen Prange, a director of AtriCure, Inc. (NASDAQ: ATRC), sold 3,564 shares of common stock on August 5, 2026.

Key Highlights

  • Reporting person: Karen Prange, identified as a Director of AtriCure, Inc.
  • Transaction: Sale (transaction code S) of 3,564 shares of common stock on August 5, 2026.
  • Price per share: $38.8, as reported in the filing.
  • Beneficial ownership after transaction: 22,809 shares of common stock held directly following the reported sale.
  • Filing date: August 7, 2026, signed by Karen N. Prange.

Karen Prange's Share Sale and Resulting Ownership in AtriCure

According to the Form 4 filed with the U.S. Securities and Exchange Commission, Karen Prange, a director at AtriCure, Inc., disposed of 3,564 shares of the company's common stock on August 5, 2026. The transaction was recorded under code "S," indicating an open-market sale, at a price of $38.8 per share. The filing was submitted on August 7, 2026.

Following the reported transaction, the filing indicates that Prange directly holds 22,809 shares of AtriCure common stock. No indirect holdings or derivative securities transactions are reported in this filing. Table II, covering derivative securities such as options or warrants, contains no reported activity.

The filing was made pursuant to Section 16(a) of the Securities Exchange Act of 1934, which requires directors, officers, and certain shareholders to report changes in their beneficial ownership. The form was filed by one reporting person and was not identified as an amendment to a prior filing.

What Was Disclosed

The filing discloses a single open-market sale of 3,564 shares of AtriCure, Inc. common stock by director Karen Prange on August 5, 2026, at $38.8 per share, leaving her with 22,809 directly held shares.