CarGurus, Inc. Director and 10% shareholder Langley Steinert filed a Form 144 notice on November 4, 2026, disclosing a proposed sale of 895,468 shares of Class A Common Stock through J.P. Morgan Securities LLC on NASDAQ:CARG.

Key Highlights

  • Proposed seller: Langley Steinert, identified in the filing as a Director and 10% shareholder of CarGurus, Inc.
  • Shares proposed for sale: 895,468 shares of Class A Common Stock, with an aggregate market value of $30,239,954 as stated in the filing.
  • Two acquisition sources: 123,941 shares from RSU vesting (acquired between September 29, 2023 and October 1, 2025) and 771,527 Founder Shares acquired January 1, 2006.
  • Shares outstanding: 75,309,864 shares of Class A Common Stock, according to the filing.
  • Broker named: J.P. Morgan Securities LLC, 270 Park Avenue, 10th Floor, New York, NY 10017.
  • Rule 10b5-1 plan: The filing indicates a plan adoption or instruction date of May 29, 2026.
  • Joint sale noted: The filing remarks that shares "are being sold today or within three months from the date of this filing by Hilary and Langley Steinert, acting jointly."

Steinert Proposes Sale of Founder and RSU-Vested CarGurus Shares

According to the Form 144 notice filed with the U.S. Securities and Exchange Commission on November 4, 2026, Langley Steinert, a Director and 10% shareholder of CarGurus, Inc. (NASDAQ:CARG), is proposing to sell 895,468 shares of the company's Class A Common Stock. The filing lists J.P. Morgan Securities LLC as the named broker for the transaction, with an approximate sale date of November 4, 2026.

The filing identifies two distinct acquisition sources for the shares proposed for sale. A total of 123,941 shares were acquired through RSU vesting, with the acquisition date listed as September 29, 2023 and a date of payment of October 1, 2025. The remaining 771,527 shares are identified as Founder Shares, acquired from the issuer on January 1, 2006. The filing's remarks section notes that "of the shares filed, 123,941 shares were RSUs that vested between 09/29/23 and 10/01/25."

The filing states that the proposed sale relies on a Rule 10b5-1 plan or instruction adopted on May 29, 2026. The remarks also disclose that the shares "are being sold today or within three months from the date of this filing by Hilary and Langley Steinert, acting jointly." The filing reports no securities sold during the past three months by the person for whose account the securities are to be sold. CarGurus, Inc. is headquartered at 1001 Boylston Street, 16th Floor, Boston, Massachusetts 02115.

What Was Disclosed

Langley Steinert, Director and 10% shareholder of CarGurus, Inc., filed a Form 144 notice proposing to sell 895,468 Class A Common Stock shares valued at $30,239,954 in aggregate, sourced from RSU vestings and Founder Shares, through J.P. Morgan Securities LLC on NASDAQ.