Dicommissioned servers: when do we receive held amount?

The held amount from these satellites have been released as a second transaction in the September,

You may expand US2 or EUN1 satellites in the Payout History for September 2023 to see a link to the TX.
You may also check the Held Amount History too.
However, if you removed them with How To Forget Untrusted Satellites, this info is now lost.