X0609 4 2026-06-01 0001101239 EQUINIX INC EQIX 0001901777 Lin Jonathan false C/O EQUINIX, INC ONE LAGOON DRIVE REDWOOD CITY CA 94065 1 Chief Business Officer 1 Common Stock 2026-06-01 4 M 0 273 0 A 11060.847 D Common Stock 2026-06-02 4 S 0 0.5 1049.285 D 11060.347 D Common Stock 2026-06-02 4 S 0 8 1052.4582 D 11052.347 D Common Stock 2026-06-02 4 S 0 11 1053.6426 D 11041.347 D Common Stock 2026-06-02 4 S 0 5 1054.6921 D 11036.347 D Common Stock 2026-06-02 4 S 0 14.25 1056.0056 D 11022.097 D Common Stock 2026-06-02 4 S 0 18.25 1056.9625 D 11003.847 D Common Stock 2026-06-02 4 S 0 8 1058.0457 D 10995.847 D Common Stock 2026-06-02 4 S 0 13 1058.9619 D 10982.847 D Common Stock 2026-06-02 4 S 0 14.5 1060.0029 D 10968.347 D Common Stock 2026-06-02 4 S 0 11 1062.1582 D 10957.347 D Common Stock 2026-06-02 4 S 0 12.25 1063.2345 D 10945.097 D Common Stock 2026-06-02 4 S 0 2 1064.9006 D 10943.097 D Common Stock 2026-06-02 4 S 0 3 1066.5465 D 10940.097 D Common Stock 2026-06-02 4 S 0 29 1069.199 D 10911.097 D Common Stock 2026-06-02 4 S 0 0.5 1070.47 D 10910.597 D Restricted Stock Unit 0 2026-06-01 4 M 0 273 0 D Common Stock 273 819 D Shares were sold pursuant to a 10b5-1 Trading Plan in order to raise funds to pay the required withholding tax pursuant to the vesting of RSUs. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,052.095 to $1053.095, inclusive. The reporting person undertakes to provide to Equinix, Inc, any security holder of Equinix Inc, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 3 through 14 to this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,053.14 to $1,054.10 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,054.33 to $1,055.315 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,055.36 to $1,056.32 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,056.3675 to $1,057.20 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,057.73 to $1,058.16 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,058.79 to $1,059.04 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,060.00 to $1,060.58 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,061.37 to $1,062.35 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,062.49 to $1,063.255 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,064.39 to $1,065.205 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,066.195 to $1,067.15 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1,069.16 to $1,069.44 inclusive. Vesting is dependent upon continuous active service as an employee or director of the Company or a subsidiary of the Company (Service) throughout the vesting period. The Restricted Stock Units shall vest as follows: 16.67% of the RSUs vesting on June 1, 2025 and an additional 16.67% of the RSUs vesting every 6 months thereafter until fully vested. Restricted stock unit award expires upon reporting person's termination of service. /s/ Samantha Lagocki, POA 2026-06-03