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1. Introduction
STOXX Ltd. has announced the changes to the composition of the DAX® Blue Chip Indices. Consequently, the changes communicated in this circular will come into effect in Deutsche Börse Xetra trading (MIC: XETR) on 22 December 2025.
Production start: 22 December 2025
2. Required action
Please note: As a result of the changes listed under no. 3., the multicast addresses and/or partitionIDs for the affected instruments might also change. In that case, please kindly take the new multicast addresses/partitionIDs into consideration.
Open orders in the instruments affected by the changes listed under no. 3. will not be deleted.
3. Details of the initiative
For the following instruments, the Product Assignment Group in Deutsche Börse Xetra (MIC: XETR) will change with effect from 22 December 2025:
Instrument name | Short code | ISIN | Product Assignment Group old | Product Assignment Group new |
| Aumovio SE | AMV0 | DE000AUM0V10 | GER0 (partitionID 55) | MDX1 (partitionID 55) |
TKMS AG & Co. KGaA | TKMS | DE000TKMS001 | GER0 (partitionID 55) | MDX1 (partitionID 55) |
| Gerresheimer AG | GXI | DE000A0LD6E6 | MDX1 (partitionID 55) | SDX1 (partitionID 55) |
HelloFresh SE | HFG | DE000A161408 | MDX1 (partitionID 55) | SDX1 (partitionID 55) |
Ottobock SE & Co. KGaA | OBCK | DE000BCK2223 | GER0 (partitionID 55) | SDX1 (partitionID 55) |
tonies SE | TNIE | LU2333563281 | LUX0 (partitionID 56) | SDX1 (partitionID 55) |
| Verbio SE | VBK | DE000A0JL9W6 | GER0 (partitionID 55) | SDX1 (partitionID 55) |
PSI Software SE | PSAN | DE000A0Z1JH9 | GER0 (partitionID 55) | SDX1 (partitionID 55) |
PSI Software SE z.Verkauf | PSA | DE000A0HMWM7 | GER0 (partitionID 55) | SDX1 (partitionID 55) |
LPKF Laser & Electronics SE | LPK | DE0006450000 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
STRATEC SE | SBS | DE000STRA555 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
thyssenkrupp nucera AG&Co.KGaA | NCH2 | DE000NCA0001 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
Formycon AG | FYB | DE000A1EWVY8 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
ProCredit Holding AG | PCZ | DE0006223407 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
Amadeus Fire AG | AAD | DE0005093108 | SDX1 (partitionID 55) | GER0 (partitionID 55) |
Further information
Recipients: | All Trading Participants of Frankfurt Stock Exchange (Frankfurter Wertpapierbörse, FWB®) and Vendors | |
Target groups: | Traders, Technical Contacts, System Administrators | |
Contact: | Cash Markets Operations Helpline, tel. +49-69-211-1 14 00 | |
Web: | www.cashmarket.deutsche-boerse.com | |
Authorized by: | On behalf of the Management Board: Tobias Putsche, Bärbel Raschke |
Market Status XETR ⓘ
XETR
The market status window is an indication regarding the current technical availability of the trading system. It indicates whether news board messages regarding current technical issues of the trading system have been published or will be published shortly.
Please find further information about incident handling in the Emergency Playbook published on the webpage under Data & Tech > Information Channels > Emergency procedures. Detailed information about incident communication, market re-opening procedures and best practices for order and trade reconciliation can be found in the chapters 4.2, 4.3 and 4.5, respectively. Concrete information for the respective incident will be published during the incident via newsboard message
We strongly recommend not to take any decisions based on the indications in the market status window but to always check the production news board for comprehensive information on an incident.
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