Premium bias
ATM CE vs PE · straddle path · OTM risk reversal — demand, not just OI inventory
ATM CE—
ATM PE—
Skew %—
Straddle—
Δ / vs open—
RR (PE−CE)—
Premium series fills as OI snaps store CE/PE marks (~60s).
OI crossover status
ATM±wing Call OI vs Put OI · snaps ~60s · flips when one side overtakes
Wing Call OI
—
Wing Put OI
—
CE − PE spread
—
Wing PCR
—
Last crossover
None yet today
—
—
OI crossover · CE − PE spread
Spread > 0 = Call OI leads · crosses zero = crossover · best test view
ATM wing Call OI vs Put OI
Two lines · ▲ markers = crossover bars (desk snaps ~60s)
Wing ΔOI (this bar)
Who is building / unwinding between desk snapshots
Crossover & wall events
Regime flips · wall breaks
- No crossover events yet this session
Spot vs OI walls
Spot from Upstox 3‑min candles · walls from session snaps / EOD OI
Fut price vs Fut OI
Candles + OI overlay · classic P/OI relationship
Long build P↑OI↑0
Short cover P↑OI↓0
Short build P↓OI↑0
Long unwind P↓OI↓0
Price and OI on one chart. Relationship is read bar-over-bar (not a geometric cross).