Mangalore Refinery and Petrochemicals Limited

NSE: MRPLOil, Gas & Consumable Fuels

Mangalore Refinery and Petrochemicals Limited Share Price & Analysis

₹172.90−8.73%Updated 28 Oct 2026, 03:30 pm IST
LTP
₹172.90−8.73%
Open
₹186.75
High
₹190.23
Low
₹171.66
Close
₹172.90
52W High
₹215.00
52W Low
₹133.21
Volume
26322K
Lot Size
1
Sector
Oil, Gas & Consumable Fuels
Market Cap
₹28K Cr
Face Value
₹10
Large CapNIFTY 500SMALLCAP 100Nifty Smallcap 250

Price Chart

Candle
Range

Fundamentals

P/E
6.86
Sector P/E
23.90
P/B
—
EPS
₹25.20
ROE
14.50%
ROCE
18.00%
D/E Ratio
0.60
Div Yield
2.47%
Book Value
₹97.20

Strengths

  • Efficient capital deployment (ROCE 18%)
  • Attractively valued vs sector (P/E 6.9x vs industry 23.9x)
  • Regular dividends — yield 2.5%

Concerns

    Peer Comparison

    CompanyCMPMkt CapP/EP/BROE %ROCE %D/E
    RELIANCE
    Reliance Industries Limited
    ₹1,158
    ₹16.1L Cr21.61.738.9110.30.45
    ONGC
    Oil & Natural Gas Corporation Limited
    ₹225
    ₹2.9L Cr6.550.7611.614.20.48
    COALINDIA
    Coal India Limited
    ₹392
    ₹2.4L Cr7.852.0328.2350.13
    IOC
    Indian Oil Corporation Limited
    ₹130
    ₹1.8L Cr5.420.8420.518.70.74
    BPCL
    Bharat Petroleum Corporation Limited
    ₹287
    ₹1.2L Cr8.711.2328.825.60.62
    GAIL
    GAIL (India) Limited
    ₹165
    ₹1.1L Cr10.91.228.719.670.25
    OIL
    Oil India Limited
    ₹448
    ₹73K Cr8.721.2512.211.50.64

    Showing 7 peers in the same sector · Sorted by market cap

    Shareholding Pattern

    MRPL · as of Mar 2026

    Promoters88.58%
    FII1.31%0.05pp
    DII1.32%0.34pp
    Public8.80%0.42pp
    CategoryDec 2024Mar 2025Jun 2025Sep 2025Dec 2025Mar 2026
    Promoters88.58%88.58%88.58%88.58%88.58%88.58%
    FII2.55%2.68%2.26%1.69%1.36%1.31%
    DII1.57%1.50%1.50%1.48%1.66%1.32%
    Public7.30%7.23%7.64%8.23%8.38%8.80%

    Corporate Events

    Interim Dividend - Rs 3 Per Share

    Dividend20 Oct 2026

    Intimation of Board Meeting for considering Un-Audited Financial Results for the Quarter and Half-year ended September 30, 2026.

    Results13 Oct 2026

    Update on board meeting - Intimation of Board Meeting to consider declaration of interim dividend, if any for the financial year 2026-27.

    Dividend13 Oct 2026

    To consider and approve the Un- Audited financial results for the period ended Jun 30, 2026

    Results14 Jul 2026

    Interim Dividend - Rs 4 Per Share

    Dividend10 Mar 2026

    Annual General Meeting

    AGM13 Aug 2024

    Dividend - Rs 2 Per Share

    Dividend8 Aug 2024

    Interim Dividend - Re 1 Per Share

    Dividend1 Feb 2024

    Annual General Meeting

    AGM16 Aug 2023

    Latest News

    All news

    MRPL shares surge 12% on strong quarterly results and target revision.

    *MRPL shares surge 12% on strong quarterly results and target revision.* Analysts cite **₹2,100 crore** net profit and **85%** capacity utilization as key drivers. Multiple brokerages raised target prices, with one setting a **₹220** objective. Institutional buying intensified the rally. 📊 *STOCKS:* $MRPL | 🏢 *SECTOR:* Energy | #HIGHIMPACT #earnings

    IndiaIPO2d ago
    High Impact

    US sanctions bill may disrupt Indian oil imports

    *US sanctions bill may disrupt Indian oil imports.* India imports **~70%** of its crude from Russia, and any US move could raise costs by **$15–20/barrel**. Refiners like IOCL and MRPL may see margin pressure. Strategic reserves and alternative suppliers are being evaluated. 📊 *STOCKS:* | 🏢 *SECTOR:* Energy | #HIGHIMPACT #Oil

    Firstpost17 Sept
    High Impact

    Brent crude nears $102, impacting oil marketing companies.

    *Brent crude nears $102, impacting oil marketing companies.* Rising crude prices increase input costs for refiners, potentially squeezing margins unless passed on. Stocks like **CPCL**, **MRPL**, and **IOC** may see volatility as investors assess earnings impact. Higher crude also pressures government subsidy burdens. 📊 *STOCKS:* CPCL, MRPL, HPCL, BPCL, IOC | 🏢 *SECTOR:* Energy | #HIGHIMPACT #Energy

    indiaipo.in10 Sept
    High Impact

    Brent crude nears $100, lifts oil company shares

    *Brent crude nears $100, lifts oil company shares*. Energy stocks surge as global crude prices climb, boosting refining and exploration firms. CHENNPETRO, MRPL, and OIL see strong buying interest. Rising crude prices typically enhance profitability for upstream producers and refiners. 📊 *STOCKS:* CHENNPETRO, MRPL, OIL | 🏢 *SECTOR:* Energy | #HIGHIMPACT #Energy

    Business Today9 Sept
    High Impact

    Crude spikes on Hormuz tensions, refiners on alert

    *Crude spikes on Hormuz tensions, refiners on alert*\nEscalating tensions around the Strait of Hormuz have pushed benchmark crude prices up by **$8/barrel** in a week. Indian refiners like IOCL, HPCL, and MRPL face margin pressures as crude costs surge. Any supply disruption from the Persian Gulf could severely impact import-dependent India.\n\n📊 *STOCKS:* | 🏢 *SECTOR:* Energy | #HIGHIMPACT #CrudeOil

    livemint.com14 Jul
    High Impact

    MRPL CHT unit fire incident reported

    *MRPL CHT unit fire incident reported*. A fire incident occurred at MRPL's CHT unit on September 30, 2026, as disclosed in a press release. Operations and financial impact are under assessment. No casualties reported so far. 📊 *STOCKS:* $MRPL | 🏢 *SECTOR:* Energy | #MEDIUMIMPACT #FireIncident

    NSE Filing30 Sept
    Medium Impact

    India's crude oil import patterns shift due to global factors

    *India's crude oil import patterns shift due to global factors.* Rising purchases from alternative suppliers have altered import dynamics, with **$18 billion** spent on crude imports in FY23. This shift is driven by geopolitical tensions and discounted Russian oil. Refiners like IOCL and MRPL benefit from lower input costs. 📊 *STOCKS:* | 🏢 *SECTOR:* Energy | #MEDIUMIMPACT #CrudeOpaque

    Drishti IAS19 Oct
    Medium Impact

    Reliance, MRPL, Om Power, Bajaj Consumer, Hyundai in focus

    *Reliance, MRPL, Om Power, Bajaj Consumer, Hyundai in focus* as key stocks to watch today. No specific event details provided, but likely tied to operational or market developments. Hyundai Motor India not listed on NSE; others are F&O traded. 📊 *STOCKS:* RELIANCE, MRPL, OMPOWER, BCCL | 🏢 *SECTOR:* Corporate | #MEDIUMIMPACT #StocksToWatch

    HDFC Sky15 Oct
    Medium Impact

    MRPL refinery explosion kills one, injures nine

    *MRPL refinery explosion kills one, injures nine.* A separator rupture at the Mangalore Refinery led to an explosion, halting operations temporarily. The incident may impact Q3 production and draw regulatory scrutiny. MRPL shares may face short-term volatility. 📊 *STOCKS:* $MRPL | 🏢 *SECTOR:* Energy | #MEDIUMIMPACT #Refinery

    HazardEx1 Oct
    Medium Impact

    Explosion at MRPL Mangaluru; two injured

    *Explosion at MRPL's Mangaluru refinery has resulted in two workers being in critical condition.* The incident may lead to temporary operational disruptions. **No immediate fire or environmental hazard reported**, but safety audits could impact output. Authorities are investigating the cause. 📊 *STOCKS:* $MRPL | 🏢 *SECTOR:* Energy | #MEDIUMIMPACT #Accident

    Kerala Kaumudi30 Sept
    Medium Impact

    Financials

    Quarterly Results

    MetricMar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024Jun 2024
    Revenue
    ₹23.9K Cr
    3.1%
    ₹24.7K Cr
    9.1%
    ₹22.6K Cr
    30.5%
    ₹17.4K Cr
    29.4%
    ₹24.6K Cr
    12.5%
    ₹21.9K Cr
    12.4%
    ₹25.0K Cr
    7.4%
    ₹23.2K Cr
    Op. Profit
    ₹1.8K Cr
    36.1%
    ₹2.8K Cr
    87.2%
    ₹1.5K Cr
    726.7%
    ₹180 Cr
    84.1%
    ₹1.1K Cr
    9.6%
    ₹1.0K Cr
    317.5%
    ₹-474 Cr
    178.2%
    ₹606 Cr
    OPM
    7.0%
    36.4%
    11.0%
    57.1%
    7.0%
    600.0%
    1.0%
    78.3%
    4.6%
    2.1%
    4.7%
    347.4%
    -1.9%
    163.3%
    3.0%
    Net Profit
    ₹117 Cr
    91.9%
    ₹1.5K Cr
    131.4%
    ₹627 Cr
    331.4%
    ₹-271 Cr
    173.0%
    ₹371 Cr
    20.1%
    ₹309 Cr
    144.3%
    ₹-697 Cr
    1054.8%
    ₹73 Cr
    EPS (₹)
    0.67
    91.9%
    8.28
    131.3%
    3.58
    332.5%
    -1.54
    173.0%
    2.11
    19.9%
    1.76
    144.2%
    -3.98
    1047.6%
    0.42

    Values in ₹ Cr · Source: Screener.in

    Annual Profit & Loss

    MetricMar 2026Mar 2025Mar 2024Mar 2023Mar 2022Mar 2021Mar 2020Mar 2019Mar 2018Mar 2017
    Revenue
    ₹88.7K Cr
    6.4%
    ₹94.7K Cr
    4.7%
    ₹90.4K Cr
    17.1%
    ₹1.1L Cr
    56.3%
    ₹69.8K Cr
    118.3%
    ₹32.0K Cr
    36.4%
    ₹50.2K Cr
    20.8%
    ₹63.4K Cr
    29.3%
    ₹49.1K Cr
    12.1%
    ₹43.8K Cr
    Expenses
    ₹82.3K Cr
    10.9%
    ₹92.4K Cr
    11.9%
    ₹82.5K Cr
    19.5%
    ₹1.0L Cr
    58.1%
    ₹64.8K Cr
    107.4%
    ₹31.3K Cr
    41.4%
    ₹53.4K Cr
    12.2%
    ₹60.8K Cr
    36.6%
    ₹44.5K Cr
    14.8%
    ₹38.8K Cr
    Op. Profit
    ₹6.3K Cr
    174.5%
    ₹2.3K Cr
    70.7%
    ₹7.9K Cr
    20.4%
    ₹6.5K Cr
    32.0%
    ₹4.9K Cr
    598.3%
    ₹708 Cr
    122.6%
    ₹-3.1K Cr
    219.3%
    ₹2.6K Cr
    41.9%
    ₹4.5K Cr
    9.3%
    ₹5.0K Cr
    OPM
    7.0%
    191.7%
    2.4%
    73.3%
    9.0%
    50.0%
    6.0%
    14.3%
    7.0%
    218.2%
    2.2%
    136.7%
    -6.0%
    242.9%
    4.2%
    53.3%
    9.0%
    18.2%
    11.0%
    Other Income
    ₹117 Cr
    33.5%
    ₹176 Cr
    319.0%
    ₹42 Cr
    80.3%
    ₹213 Cr
    217.9%
    ₹67 Cr
    25.6%
    ₹90 Cr
    28.6%
    ₹70 Cr
    46.2%
    ₹130 Cr
    41.7%
    ₹223 Cr
    88.9%
    ₹2.0K Cr
    Interest
    ₹912 Cr
    10.2%
    ₹1.0K Cr
    9.2%
    ₹1.1K Cr
    13.8%
    ₹1.3K Cr
    7.1%
    ₹1.2K Cr
    117.2%
    ₹558 Cr
    55.4%
    ₹1.3K Cr
    17.8%
    ₹1.1K Cr
    16.1%
    ₹915 Cr
    5.6%
    ₹969 Cr
    Depreciation
    ₹1.5K Cr
    12.8%
    ₹1.3K Cr
    7.2%
    ₹1.3K Cr
    5.9%
    ₹1.2K Cr
    9.1%
    ₹1.1K Cr
    6.0%
    ₹1.2K Cr
    6.6%
    ₹1.1K Cr
    3.6%
    ₹1.0K Cr
    8.5%
    ₹966 Cr
    1.8%
    ₹984 Cr
    PBT
    ₹4.0K Cr
    3273.9%
    ₹119 Cr
    97.8%
    ₹5.5K Cr
    29.8%
    ₹4.3K Cr
    57.0%
    ₹2.7K Cr
    395.0%
    ₹-919 Cr
    83.0%
    ₹-5.4K Cr
    930.1%
    ₹651 Cr
    77.3%
    ₹2.9K Cr
    43.2%
    ₹5.1K Cr
    Tax %
    52.0%
    1.9%
    53.0%
    51.4%
    35.0%
    7.9%
    38.0%
    522.2%
    -9.0%
    47.1%
    -17.0%
    32.0%
    -25.0%
    154.3%
    46.0%
    21.1%
    38.0%
    8.6%
    35.0%
    Net Profit
    ₹1.9K Cr
    3337.5%
    ₹56 Cr
    98.4%
    ₹3.6K Cr
    35.5%
    ₹2.7K Cr
    10.2%
    ₹3.0K Cr
    486.7%
    ₹-765 Cr
    81.1%
    ₹-4.0K Cr
    1251.9%
    ₹351 Cr
    80.2%
    ₹1.8K Cr
    46.1%
    ₹3.3K Cr
    EPS (₹)
    10.98
    3331.3%
    0.32
    98.4%
    20.52
    35.4%
    15.15
    10.2%
    16.88
    487.2%
    -4.36
    77.2%
    -19.14
    1086.6%
    1.94
    82.9%
    11.37
    42.6%
    19.81
    Div Payout
    36.0%
    0.0%
    100.0%
    15.0%
    0.0%
    0.0%
    0.0%
    0.0%
    100.0%
    52.0%
    100.0%
    26.0%
    13.3%
    30.0%

    Values in ₹ Cr · Source: Screener.in

    Balance Sheet

    ItemMar 2026Mar 2025Mar 2024Mar 2023Mar 2022Mar 2021Mar 2020Mar 2019Mar 2018Mar 2017
    Liabilities
    Equity Capital
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    0.0%
    ₹1.8K Cr
    Reserves
    ₹12.4K Cr
    10.9%
    ₹11.2K Cr
    2.7%
    ₹11.5K Cr
    42.1%
    ₹8.1K Cr
    48.7%
    ₹5.5K Cr
    118.7%
    ₹2.5K Cr
    45.8%
    ₹4.6K Cr
    43.8%
    ₹8.2K Cr
    3.4%
    ₹8.5K Cr
    9.4%
    ₹7.8K Cr
    Borrowings
    ₹15.3K Cr
    16.7%
    ₹13.1K Cr
    3.6%
    ₹12.7K Cr
    25.1%
    ₹16.9K Cr
    20.5%
    ₹21.3K Cr
    11.4%
    ₹24.1K Cr
    30.2%
    ₹18.5K Cr
    18.3%
    ₹15.6K Cr
    4.7%
    ₹14.9K Cr
    3.6%
    ₹15.5K Cr
    Other Liabilities
    ₹14.9K Cr
    79.5%
    ₹8.3K Cr
    12.0%
    ₹9.5K Cr
    12.6%
    ₹8.4K Cr
    27.3%
    ₹11.6K Cr
    79.9%
    ₹6.4K Cr
    12.1%
    ₹5.7K Cr
    20.4%
    ₹7.2K Cr
    5.9%
    ₹6.8K Cr
    13.6%
    ₹7.9K Cr
    Total Liabilities
    ₹44.5K Cr
    29.2%
    ₹34.4K Cr
    2.8%
    ₹35.4K Cr
    0.6%
    ₹35.2K Cr
    12.1%
    ₹40.1K Cr
    15.4%
    ₹34.7K Cr
    13.6%
    ₹30.6K Cr
    6.7%
    ₹32.8K Cr
    2.5%
    ₹32.0K Cr
    2.7%
    ₹32.8K Cr
    Assets
    Fixed Assets
    ₹20.5K Cr
    1.8%
    ₹20.1K Cr
    1.5%
    ₹20.4K Cr
    0.1%
    ₹20.4K Cr
    4.6%
    ₹21.4K Cr
    9.1%
    ₹19.6K Cr
    4.1%
    ₹20.4K Cr
    2.1%
    ₹20.0K Cr
    1.1%
    ₹20.2K Cr
    1.9%
    ₹20.6K Cr
    CWIP
    ₹897 Cr
    23.0%
    ₹729 Cr
    2.0%
    ₹744 Cr
    56.6%
    ₹475 Cr
    179.4%
    ₹170 Cr
    92.7%
    ₹2.3K Cr
    34.2%
    ₹1.7K Cr
    75.5%
    ₹995 Cr
    45.9%
    ₹682 Cr
    210.0%
    ₹220 Cr
    Investments
    ₹50 Cr
    9.1%
    ₹55 Cr
    14.6%
    ₹48 Cr
    4.3%
    ₹46 Cr
    58.6%
    ₹29 Cr
    16.0%
    ₹25 Cr
    13.8%
    ₹29 Cr
    0.0%
    ₹29 Cr
    6.5%
    ₹31 Cr
    26.2%
    ₹42 Cr
    Other Assets
    ₹23.1K Cr
    70.3%
    ₹13.6K Cr
    4.7%
    ₹14.2K Cr
    0.4%
    ₹14.3K Cr
    22.7%
    ₹18.5K Cr
    44.9%
    ₹12.8K Cr
    52.6%
    ₹8.4K Cr
    28.7%
    ₹11.7K Cr
    6.5%
    ₹11.0K Cr
    7.9%
    ₹12.0K Cr
    Total Assets
    ₹44.5K Cr
    29.2%
    ₹34.4K Cr
    2.8%
    ₹35.4K Cr
    0.6%
    ₹35.2K Cr
    12.1%
    ₹40.1K Cr
    15.4%
    ₹34.7K Cr
    13.6%
    ₹30.6K Cr
    6.7%
    ₹32.8K Cr
    2.5%
    ₹32.0K Cr
    2.7%
    ₹32.8K Cr

    Values in ₹ Cr · Source: Screener.in

    Cash Flow Statement

    ItemMar 2026Mar 2025Mar 2024Mar 2023Mar 2022Mar 2021Mar 2020Mar 2019Mar 2018Mar 2017
    Operating CF
    ₹2.5K Cr
    34.8%
    ₹1.9K Cr
    73.4%
    ₹7.1K Cr
    10.8%
    ₹6.4K Cr
    41.5%
    ₹4.5K Cr
    259.5%
    ₹-2.8K Cr
    1075.1%
    ₹289 Cr
    82.4%
    ₹1.6K Cr
    58.7%
    ₹4.0K Cr
    458.5%
    ₹-1.1K Cr
    Investing CF
    ₹-1.4K Cr
    46.6%
    ₹-940 Cr
    38.3%
    ₹-1.5K Cr
    126.4%
    ₹-673 Cr
    13.1%
    ₹-595 Cr
    71.7%
    ₹-2.1K Cr
    45.0%
    ₹-1.4K Cr
    34.2%
    ₹-1.1K Cr
    10.1%
    ₹-981 Cr
    270.2%
    ₹-265 Cr
    Financing CF
    ₹-598 Cr
    36.2%
    ₹-938 Cr
    83.0%
    ₹-5.5K Cr
    2.9%
    ₹-5.7K Cr
    45.1%
    ₹-3.9K Cr
    179.3%
    ₹4.9K Cr
    327.3%
    ₹1.2K Cr
    216.2%
    ₹-996 Cr
    64.4%
    ₹-2.8K Cr
    1155.1%
    ₹265 Cr
    Net Cash Flow
    ₹554 Cr
    ₹0 Cr
    100.0%
    ₹3 Cr
    200.0%
    ₹1 Cr
    105.0%
    ₹-20 Cr
    183.3%
    ₹24 Cr
    900.0%
    ₹-3 Cr
    99.3%
    ₹-436 Cr
    324.7%
    ₹194 Cr
    117.5%
    ₹-1.1K Cr
    Free Cash Flow
    ₹1.1K Cr
    22.0%
    ₹918 Cr
    83.3%
    ₹5.5K Cr
    2.7%
    ₹5.7K Cr
    45.7%
    ₹3.9K Cr
    204.5%
    ₹-3.7K Cr
    208.6%
    ₹-1.2K Cr
    368.2%
    ₹449 Cr
    84.5%
    ₹2.9K Cr
    252.7%
    ₹-1.9K Cr

    Values in ₹ Cr · Source: Screener.in

    Key Ratios History

    MetricMar 2026Mar 2025Mar 2024Mar 2023Mar 2022Mar 2021Mar 2020Mar 2019Mar 2018Mar 2017
    Debtor Days
    25d
    78.6%
    14d
    12.5%
    16d
    6.7%
    15d
    34.8%
    23d
    17.9%
    28d
    300.0%
    7d
    50.0%
    14d
    26.3%
    19d
    13.6%
    22d
    Inventory Days
    67d
    109.4%
    32d
    15.8%
    38d
    52.0%
    25d
    59.7%
    62d
    31.1%
    90d
    200.0%
    30d
    23.1%
    39d
    13.3%
    45d
    2.3%
    44d
    Days Payable
    52d
    116.7%
    24d
    27.3%
    33d
    43.5%
    23d
    58.2%
    55d
    10.0%
    50d
    108.3%
    24d
    17.2%
    29d
    29.3%
    41d
    31.7%
    60d
    Cash Conv. Cycle
    41d
    95.2%
    21d
    0.0%
    21d
    23.5%
    17d
    41.4%
    29d
    56.7%
    67d
    378.6%
    14d
    41.7%
    24d
    4.3%
    23d
    283.3%
    6d
    Working Capital Days
    9d
    1000.0%
    -1d
    200.0%
    1d
    200.0%
    -1d
    92.3%
    -13d
    70.5%
    -44d
    33.3%
    -33d
    32.7%
    -49d
    22.2%
    -63d
    18.9%
    -53d
    ROCE
    18.0%
    350.0%
    4.0%
    84.6%
    26.0%
    30.0%
    20.0%
    42.9%
    14.0%
    1500.0%
    -1.0%
    93.8%
    -16.0%
    328.6%
    7.0%
    53.3%
    15.0%
    21.1%
    19.0%

    Source: Screener.in · Lower days = better efficiency

    Frequently Asked Questions

    What is Mangalore Refinery and Petrochemicals Limited share price today?
    Mangalore Refinery and Petrochemicals Limited (MRPL) is currently trading at ₹172.9 on NSE, down 8.73% as of the last market session. Prices update daily after market close on MarketNetra.
    Is Mangalore Refinery and Petrochemicals Limited available in F&O (Futures & Options)?
    Yes, Mangalore Refinery and Petrochemicals Limited (MRPL) is part of the NSE F&O segment with a lot size of 1 shares. Options are available with monthly expiry contracts. You can track the full option chain and OI analysis on MarketNetra.
    What is Mangalore Refinery and Petrochemicals Limited 52-week high and low?
    Mangalore Refinery and Petrochemicals Limited's 52-week high is ₹215 and the 52-week low is ₹133.21. The current price of ₹172.9 is 19.6% below the 52W high.
    What is Mangalore Refinery and Petrochemicals Limited P/E ratio?
    Mangalore Refinery and Petrochemicals Limited's current P/E ratio is 6.86. This indicates the market is paying ₹6.86 for every ₹1 of earnings. Compare this to the sector average to assess relative valuation.
    How to trade Mangalore Refinery and Petrochemicals Limited options?
    Mangalore Refinery and Petrochemicals Limited options are traded on NSE with monthly expiry contracts (lot size: 1 shares). To trade MRPL options: select your expiry on the option chain page, identify key OI strikes, check the PCR and buildup type on OI analysis, and review FII/DII flows for institutional sentiment before taking a position.