Massachusetts Financial Services Company filed a Schedule 13G with the SEC on November 13, 2026, disclosing beneficial ownership of 3,825,096.02 shares of TKO Group Holdings Inc common stock, representing 5.23% of the class as of September 30, 2026.

Key Highlights

  • Beneficial ownership reported: 3,825,096.02 shares of TKO Group Holdings Inc common stock
  • Percent of class: 5.23% as of the September 30, 2026 triggering event date
  • Sole voting power: 3,825,096.02 shares, with no shared voting power reported
  • Sole dispositive power: 3,825,096.02 shares, with no shared dispositive power reported
  • Filer type: Massachusetts Financial Services Company, classified as an investment adviser (type "IA"), organized in Delaware
  • Filing signed by: Deepu Pylee, Compliance Director, on November 13, 2026

Massachusetts Financial Services Crosses 5% Threshold in TKO Group Holdings

Massachusetts Financial Services Company, an investment adviser headquartered at 111 Huntington Avenue, Boston, MA 02199, filed a Schedule 13G disclosing a beneficial ownership position in TKO Group Holdings Inc (NYSE:TKO), whose principal executive offices are listed at 200 5th Ave, New York, NY 10010. According to the filing, the event requiring the statement occurred on September 30, 2026, and the statement was signed on November 13, 2026.

The filing reports that Massachusetts Financial Services Company holds sole voting power over all 3,825,096.02 shares and sole dispositive power over the same amount. The filing reports zero shared voting power and zero shared dispositive power. The aggregate beneficial ownership of 3,825,096.02 shares represents 5.23% of the class of common stock, identified by CUSIP number 87256C101.

In the certification included in the filing, the reporting person states 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." The filing designates the reporting person as an investment adviser under Rule 13d-1(b)(1)(ii)(E). No subsidiary, group membership, or ownership on behalf of another person was identified as applicable.

What Was Disclosed

Massachusetts Financial Services Company disclosed beneficial ownership of 3,825,096.02 shares of TKO Group Holdings Inc common stock, equal to 5.23% of the class, with full sole voting and dispositive power and no shared ownership, as of September 30, 2026.