Changes in the ASTS Bridge broker interface on the FX market

In addition to the announcement about the planned changes in the Securities and FX markets system on September 14, 2026, we would like to inform you about the changes to the ASTS Bridge broker interface on the FX market.

In the EXT_MMSTATS (Market-maker's obligations) table, new fields are added:

• MINSPREADVALUEBUY — Market-maker's minimal guaranteed fill on buy side;
• MINSPREADVALUESELL — Market-maker's minimal guaranteed fill on sell side;
• CURRENTSPREADPERC1 — Spread-buy, %;
• TOTALBUYVALUE — Total value of active limit buy-orders, expressed in rub.;
• TOTALSELLVALUE — Total value of active limit sell-orders, expressed in rub.;
• TOTALKEEPTIME1 — Compliance time for buy orders;
• FACTKEEPPERCENT1 — Fulfillment percentage to buy.

The updated description of the new version of ASTS Bridge broker interface, as well as comparison with the previous version is published on the MOEX FTP server: https://ftp.moex.com/pub/ClientsAPI/ASTS/Bridge_Interfaces/Currency/test.

The full list of planned changes has been updated and is accesible via the link: https;//www.moex.com/media/version-2026-3.pdf.