Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation filed Amendment No. 7 to a beneficial ownership statement with the SEC on November 12, 2026, disclosing a combined stake of 425,967 shares of Core Molding Technologies Inc. common stock as of July 1, 2026.

Key Highlights

  • Filing date: November 12, 2026, signed by Brian Felczak as Chief Financial Officer of Renaissance Technologies LLC and Vice President of Renaissance Technologies Holdings Corporation.
  • Shares beneficially owned: 425,967 shares of Core Molding Technologies Inc. common stock, par value $0.01, CUSIP 218683100.
  • Percent of class: 4.98% of outstanding shares, reported under Item 5 as ownership of 5 percent or less of a class.
  • Voting and dispositive power: Both Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation each report 425,967 shares with sole voting power and sole dispositive power, with no shared voting or dispositive power.
  • Triggering event: The date of the event requiring this filing is stated as July 1, 2026.
  • Dividend rights: According to the filing, "certain funds managed by RTC have the right to receive dividends and proceeds from the sale of the securities which are the subject of this report."

Renaissance Technologies Discloses Passive Position in Core Molding Technologies

Renaissance Technologies LLC, a Delaware limited liability company, and Renaissance Technologies Holdings Corporation, a Delaware corporation, jointly submitted Amendment No. 7 to their beneficial ownership statement covering shares of Core Molding Technologies Inc. (NYSE:CMT), a manufacturer headquartered at 800 Manor Park Drive, Columbus, Ohio 43228. The filing identifies both entities as reporting persons, with Renaissance Technologies LLC classified as an investment adviser (type "IA") and Renaissance Technologies Holdings Corporation classified as a holding company (type "HC"). Both are addressed at 520 Madison Avenue, New York, New York 10022.

The filing reports that each of the two reporting persons beneficially owns 425,967 shares, representing 4.98% of the class. All 425,967 shares are attributed to sole voting power and sole dispositive power for each reporting person, with zero shares under shared voting or shared dispositive power. The filing certifies, in the words of the signatories, that "the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities."

Core Molding Technologies Inc. produces composite products and thermoplastic compounds, serving markets that include transportation and industrial applications, according to publicly available company descriptions. The event triggering this amendment is dated July 1, 2026, and the amendment was signed and submitted on November 12, 2026 by Brian Felczak, who serves as Chief Financial Officer of Renaissance Technologies LLC and as Vice President of Renaissance Technologies Holdings Corporation.

What Was Disclosed

Renaissance Technologies LLC and its parent holding company, Renaissance Technologies Holdings Corporation, disclosed beneficial ownership of 425,967 shares of Core Molding Technologies Inc. common stock, equal to 4.98% of the class, with sole voting and dispositive power and no shared control, as of July 1, 2026.