CDSL Central Depository Services (India) Ltd. — Smart-Money Activity, F&O Buildup & Bulk Deals
Sector: Financial Services · F&O lot size: 475CDSL lot size: 475 shares per F&O lot for the 3 listed expiries (2026-10-27, 2026-11-23, 2026-12-29). One lot is worth about ₹6.03 lakh at the last underlying price of ₹1,270.00. All F&O lot sizes →
CDSL Chart daily candles · add any indicator · computed in your browser
Loading chart…
Daily bars from exchange end-of-day data; during market hours today’s bar updates with the latest price. Splits and bonuses are adjusted; demergers show as the real gaps they were. Volume profile is estimated from each day’s range. D marks a bulk or block deal day (green: net buying, red: net selling, purple: matched cross). Charting by TradingView Lightweight Charts.
CDSL Seasonality month by month since 2017 · adjusted month-end closes
CDSL in October: closed the month higher in 8 of 9 years (2017–2025), with a median move of +7.4% and an average of +6.3%.
Years the month closed higher / years with data, and the median monthly move. Past patterns, not a forecast: most months are close to a coin toss.
Smart Money Verdict synthesis of derivatives, deals, and promoter files
Analysis what the data is telling us about CDSL
In the last completed session, Central Depository Services (India) Ltd. closed -1.54% with futures open interest moving +4.0%. That combination — price falling while OI builds — is classified as Short Buildup. Fresh short positions are being added on weakness, which historically prefaces further downside until shorts are forced to cover. The option PCR of 0.77 is balanced — no clear directional preference from option writers. Max-pain strike at ₹1,300 sits 2.4% above the current price, a mild magnet near expiry.
There have been no notable bulk or block deals from FIIs, mutual funds, or insurance companies in Central Depository Services (India) Ltd. over the last 30 sessions.
Putting it together, the smart-money picture for Central Depository Services (India) Ltd. leans cautious into the next session.
F&O Positioning EOD derivatives setup
Quote Details key metrics & weights
Technical Snapshot as of 2026-10-19 close · from 400 sessions of price history
Key Fundamentals headline ratios · Financial Services
Fundamental ratios sourced from public market data, refreshed periodically; verify against company filings before relying on them.
Institutional Deals last 30 sessions (bulk & block)
| Date | Side | Price | Value (Cr) | Counterparty |
|---|---|---|---|---|
| 2026-06-18 | SELL | ₹ 1,361.25 | 143.16 | GRAVITON RESEARCH CAPITAL LLP |
| 2026-06-18 | BUY | ₹ 1,359.70 | 143.00 | GRAVITON RESEARCH CAPITAL LLP |
Insider & Promoter Filings last 60 days
CDSL Option Chain nearest expiry 2026-10-27 · spot 1,270 · EOD 2026-10-19
CDSL option chain today (2026-10-27 expiry, NSE data of 2026-10-19): put-call ratio 0.77 · max pain ₹1,300 · highest call OI at ₹1,300 · highest put OI at ₹1,280 · underlying ₹1,270.00. One lot is 475 shares. At-the-money implied volatility 26.6%, IV rank 19 and IV percentile 15 over the past year (range 20.9%–50.6%); 20-day historical volatility 19.2%.
| Call OI (writers) | Strike | Put OI (writers) |
|---|---|---|
|
IV 65%
Δ 0.98
θ -0.5
ν 0
|
1040 |
IV 65%
Δ -0.02
θ -0.3
ν 0
|
|
IV 47%
Δ 0.99
θ -0.3
ν 0
|
1080 |
IV 47%
Δ -0.01
θ -0.1
ν 0
|
|
IV 43%
Δ 0.99
θ -0.3
ν 0
|
1100 |
IV 43%
Δ -0.01
θ -0.1
ν 0
|
|
IV 42%
Δ 0.98
θ -0.4
ν 0
|
1120 |
IV 42%
Δ -0.02
θ -0.2
ν 0
|
|
IV 39%
Δ 0.97
θ -0.5
ν 0
|
1140 |
IV 39%
Δ -0.03
θ -0.3
ν 0
|
|
IV 37%
Δ 0.96
θ -0.6
ν 0
|
1160 |
IV 37%
Δ -0.04
θ -0.4
ν 0
|
|
IV 34%
Δ 0.93
θ -0.7
ν 0
|
1180 |
IV 34%
Δ -0.07
θ -0.5
ν 0
|
|
IV 31%
Δ 0.90
θ -0.8
ν 0
|
1200 |
IV 31%
Δ -0.10
θ -0.6
ν 0
|
|
IV 30%
Δ 0.83
θ -1.1
ν 0
|
1220 |
IV 30%
Δ -0.17
θ -0.8
ν 0
|
|
IV 28%
Δ 0.74
θ -1.2
ν 1
|
1240 |
IV 28%
Δ -0.26
θ -1.0
ν 1
|
|
IV 27%
Δ 0.60
θ -1.3
ν 1
|
1260 |
IV 27%
Δ -0.40
θ -1.1
ν 1
|
|
IV 26%
Δ 0.45
θ -1.3
ν 1
|
1280 S |
IV 26%
Δ -0.55
θ -1.1
ν 1
|
|
IV 26%
Δ 0.29
θ -1.1
ν 1
|
1300 R MP |
IV 26%
Δ -0.70
θ -0.9
ν 1
|
|
IV 27%
Δ 0.18
θ -0.9
ν 0
|
1320 |
IV 27%
Δ -0.82
θ -0.6
ν 0
|
|
IV 28%
Δ 0.11
θ -0.7
ν 0
|
1340 |
IV 28%
Δ -0.89
θ -0.4
ν 0
|
|
IV 30%
Δ 0.07
θ -0.5
ν 0
|
1360 |
IV 30%
Δ -0.93
θ -0.2
ν 0
|
|
IV 33%
Δ 0.05
θ -0.4
ν 0
|
1380 |
IV 33%
Δ -0.95
θ -0.1
ν 0
|
|
IV 36%
Δ 0.04
θ -0.3
ν 0
|
1400 |
IV 36%
Δ -0.96
θ -0.1
ν 0
|
|
IV 37%
Δ 0.02
θ -0.2
ν 0
|
1420 |
IV 37%
Δ -0.98
θ +0.0
ν 0
|
|
IV 40%
Δ 0.02
θ -0.2
ν 0
|
1440 |
IV 40%
Δ -0.98
θ +0.0
ν 0
|
|
IV 42%
Δ 0.01
θ -0.2
ν 0
|
1460 |
IV 42%
Δ -0.99
θ +0.1
ν 0
|
Chain Interpretation
Strategy Builder multi-leg payoff for CDSL options · 2026-10-27 expiry
Legs
Payoff at expiry
Latest News recent coverage from Reuters, Simply Wall St, MT Newswires and others
CDSL — frequently asked questions
What is the Central Depository Services (India) Ltd. share price today?
CDSL is trading at ₹1,270.00 (-1.31% vs previous close), per the latest update on this page.
What is the P/E ratio of Central Depository Services (India) Ltd.?
CDSL (Central Depository Services (India) Ltd.) has a trailing twelve-month P/E ratio of 56.3.
What is the market cap of Central Depository Services (India) Ltd.?
CDSL has a market capitalisation of approximately ₹26,543 crore.
Is CDSL near its 52-week high?
CDSL is trading -24.1% from its 52-week high of ₹1,673.70 as of 2026-10-19.
What is the RSI of CDSL?
The 14-day RSI of CDSL is 42.6, which is considered neutral.
Is CDSL above its 200-day moving average?
CDSL is trading below its 200-DMA of ₹1,309.02 (-3.0% away).
What is the F&O buildup in CDSL?
The latest end-of-day derivatives data classifies CDSL as Short Buildup (bias: bearish), based on the day's combined price and open-interest change.
What is the max pain and PCR for CDSL options?
CDSL's option-chain max pain strike is ₹1,300 and its put-call ratio (OI) is 0.77, from the latest end-of-day option chain.
Are FIIs or big investors buying CDSL?
Strota tracks every bulk and block deal in CDSL with named buyers and sellers, plus promoter and insider filings — the tables on this page list the most recent institutional activity as disclosed to the exchanges.