OIL.NS vs. PERSISTENT.NS

Last updated Jun 5, 2026

OIL.NS (Oil India Limited) and PERSISTENT.NS (Persistent Systems Limited) are both stocks. OIL.NS operates in Oil & Gas E&P (Energy), while PERSISTENT.NS operates in Information Technology Services (Technology). Over the past 10 years, OIL.NS returned 21.60%/yr vs 31.72%/yr for PERSISTENT.NS. At a 0.11 correlation, their price movements are largely independent.

Performance

OIL.NS vs. PERSISTENT.NS - Performance Comparison

The chart below illustrates the hypothetical performance of a ₹10,000 investment in Oil India Limited (OIL.NS) and Persistent Systems Limited (PERSISTENT.NS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OIL.NS achieves a 16.97% return, which is significantly higher than PERSISTENT.NS's -17.85% return. Over the past 10 years, OIL.NS has underperformed PERSISTENT.NS with an annualized return of 21.60%, while PERSISTENT.NS has yielded a comparatively higher 31.72% annualized return.

OIL.NS

• 1D: -0.42%
• 1M: 8.58%
• YTD: 16.97%
• 6M: 20.49%
• 1Y: 18.88%
• 3Y*: 47.26%
• 5Y*: 45.84%
• 10Y*: 21.60%

PERSISTENT.NS

• 1D: 0.82%
• 1M: 2.35%
• YTD: -17.85%
• 6M: -21.15%
• 1Y: -8.42%
• 3Y*: 26.20%
• 5Y*: 33.97%
• 10Y*: 31.72%

*Multi-year figures are annualized to reflect compound growth (CAGR)

OIL.NS vs. PERSISTENT.NS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OIL.NS Oil India Limited	16.97%	1.47%	78.03%	91.84%	12.76%	95.46%	-23.68%	-7.04%	-26.22%	14.34%
PERSISTENT.NS Persistent Systems Limited	-17.85%	-2.78%	76.27%	93.42%	-20.54%	226.48%	130.23%	9.38%	-11.83%	18.23%

Correlation

The correlation between OIL.NS and PERSISTENT.NS is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.04
Correlation (3Y) Calculated over the trailing 3-year period	0.14
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (10Y) Calculated over the trailing 10-year period	0.12
Correlation (All Time) Calculated using the full available price history since Apr 7, 2010	0.11

The correlation between OIL.NS and PERSISTENT.NS shifts across timeframes, from 0.04 (1 year) to 0.15 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

OIL.NS vs. PERSISTENT.NS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

OIL.NS

OIL.NS Risk / Return Rank: 59
OIL.NS Sharpe Ratio Rank: 61
OIL.NS Sortino Ratio Rank: 57
OIL.NS Omega Ratio Rank: 55
OIL.NS Calmar Ratio Rank: 61
OIL.NS Martin Ratio Rank: 59

PERSISTENT.NS

PERSISTENT.NS Risk / Return Rank: 32
PERSISTENT.NS Sharpe Ratio Rank: 33
PERSISTENT.NS Sortino Ratio Rank: 29
PERSISTENT.NS Omega Ratio Rank: 29
PERSISTENT.NS Calmar Ratio Rank: 35
PERSISTENT.NS Martin Ratio Rank: 34

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

OIL.NS vs. PERSISTENT.NS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oil India Limited (OIL.NS) and Persistent Systems Limited (PERSISTENT.NS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	OIL.NS	PERSISTENT.NS	Difference
Sharpe ratio: Return per unit of total volatility	0.61	-0.19	+0.79
Sortino ratio: Return per unit of downside risk	1.11	-0.04	+1.15
Omega ratio: Gain probability vs. loss probability	1.13	1.00	+0.14
Calmar ratio: Return relative to maximum drawdown	0.97	-0.21	+1.17
Martin ratio: Return relative to average drawdown	1.76	-0.43	+2.19
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OIL.NS vs. PERSISTENT.NS - Sharpe Ratio Comparison

The current OIL.NS Sharpe Ratio is 0.61, which is higher than the PERSISTENT.NS Sharpe Ratio of -0.19. The chart below compares the historical Sharpe Ratios of OIL.NS and PERSISTENT.NS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	OIL.NS	PERSISTENT.NS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.61	-0.19	+0.79
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.16	0.99	+0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.60	0.94	-0.34
Sharpe Ratio (All Time) Calculated using the full available price history	0.38	0.87	-0.49

Drawdowns

OIL.NS vs. PERSISTENT.NS - Drawdown Comparison

The maximum OIL.NS drawdown since its inception was -71.22%, which is greater than PERSISTENT.NS's maximum drawdown of -46.47%. Use the drawdown chart below to compare losses from any high point for OIL.NS and PERSISTENT.NS.

Drawdown Indicators

	OIL.NS	PERSISTENT.NS	Difference
Max Drawdown Largest peak-to-trough decline	-71.22%	-46.47%	-24.75%
Max Drawdown (1Y) Largest decline over 1 year	-18.83%	-30.80%	+11.97%
Max Drawdown (3Y) Largest decline over 3 years	-52.77%	-34.28%	-18.49%
Max Drawdown (5Y) Largest decline over 5 years	-52.77%	-36.12%	-16.65%
Max Drawdown (10Y) Largest decline over 10 years	-67.42%	-46.13%	-21.29%
Current Drawdown Current decline from peak	-30.57%	-22.67%	-7.90%
Average Drawdown Average peak-to-trough decline	-25.26%	-16.89%	-8.37%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.34%	14.83%	-4.49%

Volatility

OIL.NS vs. PERSISTENT.NS - Volatility Comparison

The current volatility for Oil India Limited (OIL.NS) is 10.29%, while Persistent Systems Limited (PERSISTENT.NS) has a volatility of 13.66%. This indicates that OIL.NS experiences smaller price fluctuations and is considered to be less risky than PERSISTENT.NS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OIL.NS	PERSISTENT.NS	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.29%	13.66%	-3.37%
Volatility (6M) Calculated over the trailing 6-month period	24.50%	26.72%	-2.22%
Volatility (1Y) Calculated over the trailing 1-year period	30.08%	33.81%	-3.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.40%	34.91%	+5.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.06%	34.46%	+2.60%

Dividends

OIL.NS vs. PERSISTENT.NS - Dividend Comparison

OIL.NS's dividend yield for the trailing twelve months is around 2.45%, more than PERSISTENT.NS's 0.72% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OIL.NS Oil India Limited	2.45%	2.83%	2.59%	5.11%	7.32%	4.27%	9.87%	6.70%	5.91%	3.84%	3.54%	5.22%
PERSISTENT.NS Persistent Systems Limited	0.72%	0.56%	0.40%	0.68%	0.80%	0.41%	0.79%	1.64%	1.60%	1.26%	1.30%	1.56%

Financials

Frequently Asked Questions

Can I hold both OIL.NS and PERSISTENT.NS in my portfolio?

OIL.NS and PERSISTENT.NS have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.