TBTflow / F&O data / PETRONET futures
PETRONET · PETRONET LNG LIMITED · NSE futures · end of day

PETRONET futures today, 23 Oct 2026: long unwinding, OI -1.1 %

As of Friday 23 October 2026, from the exchange's official end-of-day F&O file.

PETRONET NSE futures (near month, expiry 27 October 2026) closed at ₹286.55, ▼ 1.82 % on the day. Open interest across all months fell 1.07 % to 3.01 Cr — long unwinding: price down and open interest down: positions were closed while price fell, the pattern of buyers selling out.

Build-up
Long unwinding
price ▼ 1.82 % · OI ▼ 1.07 %
Open interest, 20 sessions
#16 of 20
3.01 Cr all months
Contracts vs 20-day average
5.2×
16.5K contracts
Price in its 20-session range
11 %
0 % = ₹285.35 · 100 % = ₹295.80
PETRONET futures: price and open interest, last 20 sessionsAs of 23 October 2026
Top: near-month close. Bottom: open interest of all months together. The letters are each day's build-up: LB long build-up, SC short covering (price up), SB short build-up, LU long unwinding (price down); blank = no clear build-up.

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Near, next and far month

Contract
expiry · contracts
Close
change
Open interest
change
Near month
27 Oct · 8.2K contracts
286.55
▼ 1.82 %
1.02 Cr
−1.26 Cr
Next month
23 Nov · 8.2K contracts
286.45
▼ 1.75 %
1.98 Cr
+1.23 Cr
Far month
29 Dec · 6 contracts
281.80
▼ 3.09 %
49.4K
+3.8K

Rollover

66.0 % of PETRONET's futures open interest sits in the months after the 27 October 2026 expiry, 4 days before it. Over the last 2 finished cycles it was 60.6 % at the same point, so the roll is ahead of usual.

PETRONET rollover: share of open interest in later months, by days to expiryAs of 23 October 2026
This cycle (expiry 27 Oct)Average of the last 2 cycles
Roll % = open interest in the months after the nearest expiry ÷ open interest in all months. It climbs every cycle as positions are carried forward before expiry.

Futures premium

The near-month future closed 0.26 rupees above the share (+0.09 %).

PETRONET futures premium over the share, last 20 sessionsAs of 23 October 2026
Near-month futures close minus the underlying's close, as the exchange file gives it. Above zero = futures dearer than the underlying. It shrinks towards zero into expiry.

Last 20 sessions

SessionClose
change
OI
all months · change
Build-up
23 Oct286.55
▼ 1.82 %
3.01 Cr
▼ 1.07 %
Long unwinding
22 Oct291.85
▼ 0.93 %
3.04 Cr
▼ 1.62 %
Long unwinding
21 Oct294.60
▲ 0.27 %
3.09 Cr
▲ 0.91 %
Long build-up
19 Oct293.80
▲ 0.10 %
3.06 Cr
▼ 1.12 %
No clear
16 Oct293.50
▼ 0.64 %
3.09 Cr
▼ 2.09 %
Long unwinding
15 Oct295.40
▲ 0.36 %
3.16 Cr
▼ 0.40 %
No clear
14 Oct294.35
▲ 1.20 %
3.17 Cr
▼ 0.68 %
Short covering
13 Oct290.85
▲ 0.35 %
3.19 Cr
▼ 0.88 %
Short covering
12 Oct289.85
▼ 0.62 %
3.22 Cr
▲ 0.59 %
Short build-up
9 Oct291.65
▲ 0.92 %
3.20 Cr
▲ 0.95 %
Long build-up
8 Oct289.00
▼ 2.30 %
3.17 Cr
▲ 0.49 %
No clear
7 Oct295.80
▲ 0.05 %
3.16 Cr
▲ 3.47 %
No clear
6 Oct295.65
▲ 2.39 %
3.05 Cr
▲ 5.00 %
Long build-up
5 Oct288.75
▲ 0.86 %
2.91 Cr
▲ 0.72 %
Long build-up
1 Oct286.30
▼ 0.23 %
2.89 Cr
▼ 0.67 %
No clear
30 Sep286.95
▲ 0.70 %
2.91 Cr
▼ 4.18 %
Short covering
29 Sep285.35
▼ 0.97 %
3.03 Cr
▲ 2.39 %
Short build-up
28 Sep288.15
▲ 0.56 %
2.96 Cr
▼ 2.34 %
Short covering
25 Sep286.55
▲ 0.07 %
3.03 Cr
▼ 4.68 %
No clear
24 Sep286.35
▲ 0.53 %
3.18 Cr
▼ 2.70 %
Short covering

All F&O futures pages →

What this page cannot tell you. Open interest and price say how many positions are open and where the day closed. They do not say who holds them, why, or what happens next. A build-up word on one day is common and often reverses.

Quick questions

Is PETRONET futures showing long build-up or short build-up today?
On 23 October 2026 PETRONET futures showed long unwinding: price down 1.82 %, open interest of all months down 1.07 %. That is price down and open interest down: positions were closed while price fell, the pattern of buyers selling out.
What is the PETRONET futures rollover?
66.0 % of PETRONET's futures open interest sits in the months after the 27 October 2026 expiry, 4 days before it. Over the last 2 finished cycles it was 60.6 % at the same point, so the roll is ahead of usual.
How is the build-up word decided?
From the exchange's day-end file: the near-month close against its previous close, and the open interest of all months together against the previous session. Both must move enough (price 0.25 %, open interest 0.5 %); the direction pair names the word. It describes the day; it is not a forecast.
PETRONET future ka OI aaj kya keh raha hai?
PETRONET future 23 October 2026 ko neeche 1.82 % band hua aur saare months ka open interest ghata 1.07 %. Yeh page roz exchange ki official day-end file se banta hai — yeh sirf batata hai kya hua, aage kya hoga yeh nahi.

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