Jane Street Group, LLC and two of its subsidiaries filed an amended Schedule 13G with the SEC on November 6, 2026, disclosing their beneficial ownership of Class A Ordinary Shares in CDT Environmental Technology Investment Holdings Ltd as of September 30, 2026.

Key Highlights

  • Jane Street Group aggregate stake: 136,449 Class A Ordinary Shares, representing 4.5% of the class, all held with shared voting and dispositive power.
  • Jane Street Capital, LLC position: 48,616 shares beneficially owned, representing 1.6% of the class, with shared voting and dispositive power and no sole power over any shares.
  • Jane Street Global Trading, LLC position: 87,833 shares beneficially owned, representing 2.9% of the class, also held entirely on a shared basis.
  • Event date: The reporting trigger date stated in the filing is September 30, 2026.
  • Issuer: CDT Environmental Technology Investment Holdings Ltd, whose principal executive offices are located in Nanshan District, China, 518057, and whose shares carry a par value of $0.0025 per share (CUSIP G2030P115).
  • Certification: The filing states the securities "were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

Jane Street Entities Disclose Shared Holdings in CDT Environmental Technology

According to the amended filing, Jane Street Group, LLC is identified as a holding company (type "HC") organized in Delaware, with two subsidiaries listed as the entities that directly hold the reported shares. Jane Street Capital, LLC is classified as a broker-dealer ("BD"), while Jane Street Global Trading, LLC is classified as type "OO." All three entities share a principal business address at 250 Vesey Street, 3rd Floor, New York, NY 10281, and Jeremy Kahn signed the filing as Authorized Signatory for each.

CDT Environmental Technology Investment Holdings Ltd, the issuer whose shares are the subject of this filing, is a Cayman Islands-registered company with principal executive offices in Nanshan District, China. The company's Class A Ordinary Shares are listed on NASDAQ:CDTG. The filing covers shares with CUSIP number G2030P115 and a par value of $0.0025 per share. The aggregate beneficial ownership reported for Jane Street Group, LLC encompasses the combined positions of its two subsidiaries, Jane Street Capital, LLC and Jane Street Global Trading, LLC, as identified in Item 7 of the filing.

The filing notes under Item 5 that the reported ownership constitutes "ownership of 5 percent or less of a class." Neither sole voting power nor sole dispositive power is claimed by any of the three reporting persons; in each case, those figures are reported as 0.00. The filing is designated Amendment No. 1, indicating a prior Schedule 13G was previously filed for this issuer by these reporting persons.

What Was Disclosed

Three Jane Street entities filed an amended ownership statement covering 136,449 Class A Ordinary Shares of CDT Environmental Technology Investment Holdings Ltd, representing 4.5% of the class, as of September 30, 2026, with all voting and dispositive power held on a shared basis.