NSE weekly summary

NSE updates 31 August-6 September 2026: ETF and SLBS changes

NSE aligned ETF trading and close-out rules from 7 September, moved SLBS open to 09:00, and set STQC and accessibility-audit deadlines.

The week in brief

What changed

6 points

01
NSE updated Long-Term ASM, ST-ASM, ESM and GSM lists through the week. Members must apply the stated 50 percent or 100 percent margins and trade-for-trade shifts on the named securities.
02
ETF base-price, price-band, pre-open call auction and close-out norms now take effect on 7 September. Overnight and liquid ETF shortages that cannot be auctioned close out at the higher of the highest cross-exchange price or 5 percent above the auction-day settlement price.
03
Closing Auction Session SOP now applies the 3:00 p.m. to 3:15 p.m. VWAP reference and a plus or minus 3 percent band from 3:15 p.m. to 3:40 p.m. to index futures as well as stock futures, from 7 September.
04
Software vendors providing CTCL, IBT, STWT, API and back-office applications must obtain STQC under SEBI CSCRF. Existing vendors must submit certificates by 28 February 2027.
05
Trading members must submit the digital-platform accessibility audit and remediation findings on ENIT by 31 October.
06
SLBS market hours move to 09:00 a.m. to 05:00 p.m. from 7 September.

Complied AI condensed the week's NSE records into the points above. Use the inline links to check each underlying update.