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Post-IB Brief

NIFTY Post-IB Brief (2026-08-17)

POST-IB BRIEF — NIFTY – The Initial Balance (first hour’s range) broke down; price has pushed through several supports and is testing the last one before an air pocket below. – Options desks still price a balance day — the straddle has decayed fast since the open — even as price behaves like a

Monday, 17 August 2026·2 min read
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POST-IB BRIEF — NIFTY

  • The Initial Balance (first hour’s range) broke down; price has pushed through several supports and is testing the last one before an air pocket below.
  • Options desks still price a balance day — the straddle has decayed fast since the open — even as price behaves like a break lower.
  • Line in the sand: 24300, where the heaviest call and put open interest both concentrate.
  • The anchored VWAP stack (today vs the last two sessions) is mixed, not cleanly ordered, and compressed into a tight band — often a precursor to a bigger expansion move.

OPEN ASSESSMENT
Opened at 24343, inside Friday’s value area (24310-24360), tested up toward 24357 — just short of Friday’s value high — then reversed hard: an Open Test Drive (failed test, swift reversal) down. That failed test is now a high-confidence reference for the session.

INITIAL BALANCE
IB ran 24277-24358, an 81-point range — only ~43% of the 20-day average true range (186 pts), a narrow base. Already broken down, price extending to a 24259 low. Narrow base plus confirmed break favors continuation over containment.

VOLUME & OPTIONS CHECK
The straddle fell from roughly 156 to 130, a 16% decline since the open — fast enough that dealers still price a balance day. IV sits in a low, 15th-percentile regime. Heaviest call and put OI both cluster at strike 24300, right where price trades.

DEVELOPING DAY TYPE
Shaping into a swift, thin break lower — sellers dominant, little two-way trade yet. Trailing rotation size vs options pricing is compressed, favoring continuation once a break like this confirms.

TODAY’S PLAN
LINE IN THE SAND: 24300
Below 24300: continuation toward the 24256 shelf, then 24177 gap-support. Stop above 24310.
Above 24300-24310: a reclaim retests the IB floor (24277). Stop below 24259.
TRAP WARNING: fast straddle decay argues a responsive bounce at support even as structure argues continuation — don’t oversize the short into stacked supports unconfirmed.

KEY LEVELS
24358 | IB High | Today’s rejected upside probe
24310 | Prior value low | Broken today, now overhead
24300 | Call+put OI wall | Today’s pivot / options magnet
24277 | IB Low | Already broken down
24259 | Day Low | Immediate support under test
24256 | Buying-tail top | Next shelf if support fails
24177 | Gap support | Air-pocket target beyond

End of brief

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