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Matad Limited", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 1.3, "high": 1.3, "low": 1.125, "close": 1.175}, "weekly_return": -9.61538462}, {"ticker": "KOS", "name": "Kosmos Energy Ltd.", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 222.0, "high": 225.100006, "low": 202.0, "close": 202.0}, "weekly_return": -12.17391304}, {"ticker": "TLW", "name": "Tullow Oil plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 16.0, "high": 17.0, "low": 14.84, "close": 15.1}, "weekly_return": -12.20930743}, {"ticker": "SNDA", "name": "Sunda Energy Plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 1.85, "high": 1.95, "low": 1.4, "close": 1.6}, "weekly_return": -13.51351351}, {"ticker": "PANR", "name": "Pantheon Resources Plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 16.1, "high": 18.973, "low": 12.97, "close": 13.78}, "weekly_return": -16.98795181}, {"ticker": "UJO", "name": "Union Jack Oil plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 4.65, "high": 4.7, "low": 3.6, "close": 3.7}, "weekly_return": -22.10526316}, {"ticker": "SOU", "name": "Sound Energy plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 5.0, "high": 5.0, "low": 1.7, "close": 1.88}, "weekly_return": -60.0}, {"ticker": "LRES", "name": "Lansdowne Resources Plc", "exchange": "LSE", "week_ending": "2026-05-29", "ohlc": {"open": 0.5, "high": 0.5, "low": 0.1, "close": 0.105}, "weekly_return": -79.0}], "disclaimer": "Educational and research use only. Not financial, investment, trading, tax, or legal advice."}