VNET Group, Inc.

=== SEC Schedule 13D — Beneficial Ownership === Issuer: VNET Group, Inc. Issuer CIK: 0001508475 Class: Class A Ordinary Shares, Par Value US$0.00001 Per Share CUSIP: G91458102 Event Date: 2026-09-21 Amendment: yes #1 --- Reporting Persons --- - PJ Millennium Limited Partnership (0002150447) 650424192.00 sh 38.1% PN - PJ Millennium I Limited (no CIK) 325212096.00 sh 19.0% CO - PJ Millennium II Limited (no CIK) 325212096.00 sh 19.0% CO - Lochpine BG I GP Limited (no CIK) 650424192.00 sh 38.1% CO - Lochpine Capital Limited (no CIK) 650424192.00 sh 38.1% CO --- Item 3 Source of Funds --- Item 3 is further supplemented by the following. On September 21, 2026, the sale and purchase of all 455,296,932 Seller A Shares was consummated (the "Seller A Shares Closing"), pursuant to which Seller A sold, and Purchaser A and Purchaser B each acquired, 227,648,466 Class A Ordinary Shares. The aggregate consideration allocated to the Seller A Shares Closing under the Share Purchase Agreement was US$659,527,963. Pursuant to the Share Purchase Agreement, US$197,858,389 of the deposit previously paid by the Purchasers was treated as part of the consideration payable at the Seller A Shares Closing, and the balance of US$461,669,574 was paid to Seller A at the Seller A Shares Closing. The funds used by each Purchaser to acquire the Seller A Shares were provided by PJ Millennium Limited Partnership primarily through capital contributions by its limited partners and bank borrowings. --- Item 4 Purpose of Transaction --- Item 4 is further supplemented by the following. On September 21, 2026, the Seller A Shares Closing was consummated. As a result, the Purchasers completed the acquisition of all 650,424,192 Sale Shares contemplated by the Share Purchase Agreement. Upon the Seller A Shares Closing, the Investor Rights Agreement and the Voting and Consortium Agreement became effective in accordance with their respective terms (other than certain provisions thereof that became effective on May 13, 2026), and the voting term (the "Voting Term") under the Voting and Consortium Agreement commenced.