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Post-IB Brief

NIFTY Post-IB Brief (2026-09-22)

POST-IB BRIEF — NIFTY – Gapped up 40 pts, opened above yesterday’s fair-value zone but still inside yesterday’s range — an undecided Open-Auction, not a committed drive. – Initial Balance (first hour) printed 23,426-23,489, a wide 63 pts — about two-thirds of the recent average daily range — no

Tuesday, 22 September 2026·2 min read
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POST-IB BRIEF — NIFTY

  • Gapped up 40 pts, opened above yesterday’s fair-value zone but still inside yesterday’s range — an undecided Open-Auction, not a committed drive.
  • Initial Balance (first hour) printed 23,426-23,489, a wide 63 pts — about two-thirds of the recent average daily range — no breakout yet.
  • At-the-money straddle down 15% since the open — a balance-day signal; implied volatility sits at the 90th percentile even as realized moves stay compressed.
  • Line in the sand: 23,425 (today’s IB low).

OPEN ASSESSMENT
Opened at 23,454, above yesterday’s fair-value zone (23,370-23,430) but inside yesterday’s range (23,315-23,467) — an undecided Open-Auction, not a drive. Last night’s inside-value bounce case didn’t play out; this is the open-above-value, into-supply case instead.

INITIAL BALANCE
First hour ran 23,425.70-23,489.00 (63 pts) — about two-thirds of the 20-day average true range, a wide Balance. Wide IBs favor a contained session over a fast breakout. No breakout registered either side yet.

VOLUME & OPTIONS CHECK
Straddle fell 102 to 86 pts (-15%) since the open — rapid decay favoring balance over trend. IV is elevated (90th percentile) even as realized moves stay compressed. Heaviest resistance: the 23,500 call strike. Heaviest support: the 23,400 put strike, also yesterday’s fair-value center.

DEVELOPING DAY TYPE
The system’s own read is unresolved (40%-confidence “Unknown”). Day-timeframe participants are in control; no other-timeframe conviction yet. A wide, unbroken IB plus fast straddle decay leans toward a Normal Day or Normal Variation, not a Trend Day, unless volume picks up.

TODAY’S PLAN
– LINE IN THE SAND: 23,425 (IB low).
– Above (~55%): Capped by yesterday’s still partly-filled supply (23,467-23,623); a push into 23,470-23,520 without volume fades back to 23,440-23,425.
– Below (~45%): Opens the unfilled gap to yesterday’s close (23,414) and the POC/put-wall confluence at 23,400.
– TRAP WARNING: Above the IB high runs into three layers of unresolved supply — don’t chase without volume.

KEY LEVELS (high to low)
Level | Type | Why it matters
23,593-23,623 | Gap (partial) | Sep 9 supply, unresolved
23,500 | Call Wall | Heaviest call OI overhead
23,489 | IB High | Today’s high, inside yesterday’s supply
23,440 | Naked Volume POC | Yesterday’s untouched volume center
23,425 | IB Low | Line in the sand
23,414 | Prior Close / Gap Fill | Gap remains unfilled
23,400 | POC / Put Wall | Yesterday’s fair value, heaviest put OI

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