Instruments & Session
The session governs the market; one table is both the scripmaster record and the control surface
Session
OPEN
09:15–23:59:59
Instruments
0
Halted
0
Trading Disabled
0
Past Tier-1
0
Trading session
- State
- OPEN
- Trading days
- Monday – Friday
- Pre-open
- 09:00 – 09:15
- Open
- 09:15 – 23:59:59
- Maintenance window
- 00:00 – 04:00
- Last changed
- M. Fernandes · Ops Head · 6h 0m ago
Custodian synchronisation
The custodian masters the scripmaster and the exchange fetches it once a day, so issue terms are read-only here. Trading parameters belong to the exchange and take effect at the next start of day.
- Last fetch
- 2026-09-07 04:30:00 IST
- Next fetch
- 2026-09-08 04:30:00 IST
- Source
- Custodian scripmaster feed
- Result
- SUCCESS
- Instruments received
- 11
- Fields changed
- 5
- Custodian-owned (read-only)
- issuerName, issuer, rating, coupon, maturity, faceValue, outstandingCr, indexRatio, outstandingFacePct, listedOn
- Exchange-owned (amendable)
- tick, lot, minOrderQty, maxOrderQty, freezeQty, mpp, t1, t2, tradingEnabled, segment, state