Central Depository Services (India) Limited

NSE: CDSL · Financial Services · Lot size: 475

Central Depository Services (India) Limited Option Chain Analysis

2026-07-282026-08-25
Total CE OI
76.6 L
Total PE OI
48.9 L
PCR
0.64
Bearish
CE OIChgVolIVLTPStrikeLTPIVVolChgPE OI
%72015.2%
%76013.9%
%80012.7%
%84011.5%
%88010.4%
%9209.4%
%9608.4%
%9807.9%
%1,0007.4%
%1,0206.9%
6K0%356.101,0400.2074.9%2K09K
%1,0606.0%
1K+1K%215.001,0800.2066.6%4K-4752K
4K0%311.401,1000.4070.3%092K
3K0%301.401,1200.7566.5%950012K
3K0%285.701,1400.5058.2%475034K
2K0186.1%254.401,1600.3554.0%020K
50K0206.1%252.001,1800.6549.1%20K-10K40K
46K04K%134.101,2000.8545.4%89K-3K2.1 L
5K0164.9%201.551,2200.8539.9%1.1 L+95063K
35K0138.9%172.751,2401.2536.6%2.4 L+40K1.9 L
32K09K27.1%79.801,2602.2535.0%2.8 L+58K1.9 L
67K-9503K31.3%65.351,2804.0033.0%6.1 L+90K3.2 L
3.6 L-29K2.9 L30.4%47.901,3007.6033.1%13.0 L+41K8.2 L
1.8 L+38K2.7 L31.4%34.001,32013.3032.8%12.5 L+40K4.9 L
3.7 L+68K9.7 L30.9%22.701,34021.2031.4%10.7 L-32K3.0 L
3.0 L+17K10.0 L31.8%14.601,36033.1532.1%4.3 L+9K4.8 L
4.5 L+1.3 L12.2 L32.7%9.051,38047.4532.8%3.3 L-32K3.1 L
10.8 L-87K24.7 L34.0%5.601,400ATM64.1034.7%2.4 L-40K5.0 L
6.0 L-1.4 L13.9 L36.3%3.751,42085.3543.8%49K-9K3.1 L
8.2 L-1.7 L12.5 L39.1%2.751,440102.5048.6%51K-20K1.5 L
9.1 L-1.6 L11.2 L41.6%2.001,460130.3054.7%12K-8K1.1 L
3.2 L-77K4.0 L44.1%1.501,480140.5055.5%21K-14K1.0 L
9.3 L-25K11.9 L46.2%1.101,500169.1067.4%10K-3K1.2 L
2.1 L-26K2.2 L48.8%0.851,520126.55%07K
3.1 L+5K2.5 L51.0%0.651,540146.40%011K
1.7 L-51K1.6 L51.0%0.401,560217.80%2K-4754K
1.4 L-63K2.2 L55.0%0.401,580348.45291.5%
1.3 L-55K1.3 L58.5%0.401,600261.0078.5%47507K
4.0%1,620%
1.1 L-24K55K66.7%0.451,640325.75%
4.6%1,660%
4.9%1,680%
5.2%1,700%
5.4%1,720%
5.7%1,740%
6.0%1,760%
6.3%1,780%
6.5%1,800%
7.0%1,840%
7.5%1,880%
8.0%1,920%
8.5%1,960%
9.0%2,000%
9.5%2,040%

Bold CE OI = highest call writing (resistance). Bold PE OI = highest put writing (support). ATM = at-the-money.

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Frequently Asked Questions

What is the highest call OI strike for Central Depository Services (India) Limited today?
The strike with highest call (CE) open interest for Central Depository Services (India) Limited is ₹1,400 for the 2026-07-28 expiry. This acts as a key resistance level since call writers will defend this strike aggressively near expiry.
What is the highest put OI strike for Central Depository Services (India) Limited today?
The strike with highest put (PE) open interest for Central Depository Services (India) Limited is ₹1,300 for the 2026-07-28 expiry. This acts as a key support level — put writers will tend to defend this level near expiry.
What does OI buildup in Central Depository Services (India) Limited options mean?
Open Interest (OI) buildup in Central Depository Services (India) Limited options shows how many net new contracts are being created at each strike. Rising OI at a strike means fresh positions (writers or buyers). Rising OI with rising price = long buildup (bullish); rising OI with falling price = short buildup (bearish).
When does Central Depository Services (India) Limited options expire?
Central Depository Services (India) Limited options have their nearest expiry on 2026-07-28. NSE F&O stocks have monthly expiry contracts — typically the last Tuesday of each month. MarketNetra shows data for the nearest two expiries.
How to read Central Depository Services (India) Limited option chain?
The Central Depository Services (India) Limited option chain shows calls (CE) on the left and puts (PE) on the right for each strike price. Key columns: OI (total open contracts), OI Change (new positions today), Volume (today's trades), IV (implied volatility — higher = more uncertainty), and LTP (last traded price). The ATM (at-the-money) strike is highlighted in blue.