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CDSL Central Depository Services (India) Ltd. — Smart-Money Activity, F&O Buildup & Bulk Deals

Sector: Financial Services
₹ 1,218.20
-0.70%

Smart Money Verdict synthesis of derivatives, deals, and promoter files

Derivatives signal Short Buildup
Short sellers are loading fresh positions (OI up +2.9%) on price weakness (-1.2%).

Analysis what the data is telling us about CDSL

In the last completed session, Central Depository Services (India) Ltd. closed -1.17% with futures open interest moving +2.9%. 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 stock's option PCR sits at 0.62, indicating heavy call-side writing — option dealers see resistance overhead.

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

Buildup Class
Short Buildup
bias: bearish
Futures OI
12,243,125
+345800 (+2.9%)
Option PCR (OI)
0.62
heavy call writing
Max Pain Strike
₹ 1,220
writer loss minimized strike

Quote Details key metrics & weights

Previous Close
₹ 1,226.80
yesterday's EOD close
Index Contribution
not a Nifty 50 constituent
Traded Volume
1,215,220
live shares traded today
Upcoming Earnings
no report scheduled

Key Fundamentals headline ratios · Financial Services

P/E (TTM)
55.8
price / earnings
P/B
13.0
price / book
ROE
23.9%
return on equity
Market Cap
₹ 25,460 Cr
total market value
Dividend Yield
1.02%
trailing yield
EPS (TTM)
₹ 21.84
earnings per share

Fundamental ratios sourced from public market data, refreshed periodically; verify against company filings before relying on them.

Institutional Deals last 30 sessions (bulk & block)

No institutional bulk or block deals recorded for this stock in the last 30 sessions.

Insider & Promoter Filings last 60 days

No insider disclosures filed for this stock in the last 60 days.

Option Chain Ladder nearest expiry 2026-06-30 · spot 1,218 · EOD 2026-06-03

Option writers expect range between 1,200 and 1,400+14.9% upside, -1.5% downside.
upside-skewed
Call OI (writers) Strike Put OI (writers)
30,875
IV 32% Δ 0.90 θ -0.5 ν 1
1100
311,125 +14k
IV 35% Δ -0.12 θ -0.4 ν 1
24,700
IV 71% Δ 0.71 θ -1.6 ν 1
1120
145,350 +9k
IV 35% Δ -0.16 θ -0.5 ν 1
4,750
IV 22% Δ 0.88 θ -0.5 ν 1
1140
224,200 +32k
IV 34% Δ -0.21 θ -0.6 ν 1
47,025 +7k
IV 30% Δ 0.76 θ -0.7 ν 1
1160
224,200 +32k
IV 34% Δ -0.26 θ -0.6 ν 1
92,625 +23k
IV 30% Δ 0.69 θ -0.8 ν 1
1180
194,275 +51k
IV 34% Δ -0.33 θ -0.7 ν 1
778,050 +83k
IV 30% Δ 0.61 θ -0.8 ν 1
1200 S
767,600 +72k
IV 34% Δ -0.40 θ -0.7 ν 1
642,200 +16k
IV 30% Δ 0.53 θ -0.8 ν 1
1220 MP
602,775 +8k
IV 34% Δ -0.47 θ -0.7 ν 1
395,675 +59k
IV 31% Δ 0.46 θ -0.8 ν 1
1240
268,375 +10k
IV 34% Δ -0.54 θ -0.7 ν 1
709,650 +74k
IV 32% Δ 0.39 θ -0.8 ν 1
1260
194,275 -1k
IV 36% Δ -0.60 θ -0.7 ν 1
252,225 -16k
IV 32% Δ 0.32 θ -0.8 ν 1
1280
107,350 +0k
IV 36% Δ -0.66 θ -0.7 ν 1
876,850 +118k
IV 33% Δ 0.27 θ -0.7 ν 1
1300
284,050 -6k
IV 38% Δ -0.70 θ -0.6 ν 1
164,350 -7k
IV 33% Δ 0.22 θ -0.7 ν 1
1320
51,300
IV 22% Δ -0.89 θ -0.1 ν 1
186,675 -1k
IV 34% Δ 0.18 θ -0.6 ν 1
1340
11,875

Chain Interpretation

Spot Underlying 1,218.20
Key Resistance (R) 1,400
Key Support (S) 1,200
Max Pain Strike (MP) 1,220
Concentrations of Option open interest show strong barrier levels. Option writers defend these levels, especially heading into monthly derivatives expiry.

Strategy Builder multi-leg payoff for CDSL options · 2026-06-30 expiry

Underlying: CDSL · Spot: ₹ 1,218.20 · Expiry: 2026-06-30 · Lot: 475

Legs

Side
Type
Strike
Qty
Premium
Net premium
Max profit
Max loss
Breakevens
Position Delta
Position Theta/day
Position Vega/1% IV

Payoff at expiry

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