A Form 4 filed on August 17, 2026, discloses that James Michael Chu, a director of Birkenstock Holding plc (NYSE:BIRK), reported the disposition of ordinary shares through an underwritten block trade on August 17, 2026.

Key Highlights

  • Reporting person: James Michael Chu, identified as a director of Birkenstock Holding plc.
  • Transaction: 28,146,226 ordinary shares, no par value, disposed of (transaction code S) on August 17, 2026.
  • Price: $39.18 per share, described in the filing as "the price received from the underwriter by BK LC Lux MidCo S.a r.l. in connection with an underwritten block trade."
  • Remaining beneficial ownership: 71,270,287 ordinary shares held indirectly by BK LC Lux MidCo S.a r.l. following the transaction.
  • Ownership form: Indirect, held directly by BK LC Lux MidCo S.a r.l.
  • Disclaimer: The reporting person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

James Michael Chu's Indirect Disposition of Birkenstock Ordinary Shares

According to the filing, the shares were held directly by BK LC Lux MidCo S.a r.l. ("MidCo"), not by Chu personally. The filing describes a chain of control: MidCo is controlled by BK LC Lux SCA, whose general partner is BK LC Lux GP S.a r.l., which in turn is controlled by LC9 Caledonia AIV GP, LLP. That entity is managed by its members, Catterton Caledonia 1 Limited and Catterton Caledonia 2 Limited. The filing states that Chu's "role as a director of Caledonia 1 and Caledonia 2 may be deemed to give him voting and dispositive power with respect to the shares held directly by MidCo."

The reported price of $39.18 per share reflects what MidCo received from the underwriter in the block trade, as stated in the filing's footnotes. Following the reported transaction, the filing indicates 71,270,287 ordinary shares remain beneficially owned indirectly through MidCo. The filing notes no derivative securities transactions.

Chu signed the Form 4 on August 17, 2026, the same date as the earliest reported transaction. The filing was made by one reporting person and is not an amendment to a prior filing, according to the form.

What Was Disclosed

The filing reports the disposition of 28,146,226 Birkenstock ordinary shares at $39.18 per share through an underwritten block trade, executed indirectly through BK LC Lux MidCo S.a r.l., with 71,270,287 shares remaining indirectly beneficially owned.