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Materials", "industry": "Steel", "constituent_count": 7, "latest": {"week_ending": "2026-05-29", "index_value": 2932.9086, "weekly_return": 9.0982456, "constituents": 7, "advancing": 6, "declining": 1, "unchanged": 0, "trend_line": 2432.093558, "activity_lines": {"activity_5": 2749.711115, "activity_10": 2641.516924, "activity_20": 2522.620285, "activity_30": 2485.142033}, "fair_value": 2213.439269, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Steel advanced 9.10% with 6 advancing, 1 declining, and 0 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/steel/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/steel/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/steel/share-image.svg"}}, {"name": "Other Industrial Metals & Mining", "level": "industry", "country_code": "MX", "sector": "Basic Materials", "industry": "Other Industrial Metals & Mining", "constituent_count": 9, "latest": {"week_ending": "2026-05-29", "index_value": 2390.3495897, "weekly_return": 5.66402532, "constituents": 9, "advancing": 7, "declining": 2, "unchanged": 0, "trend_line": 2059.770564, "activity_lines": {"activity_5": 2315.17341, "activity_10": 2266.218401, "activity_20": 2202.482547, "activity_30": 2147.621608}, "fair_value": 1575.702358, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Other Industrial Metals & Mining advanced 5.66% with 7 advancing, 2 declining, and 0 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/other-industrial-metals-mining/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/other-industrial-metals-mining/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/other-industrial-metals-mining/share-image.svg"}}, {"name": "Building Materials", "level": "industry", "country_code": "MX", "sector": "Basic Materials", "industry": "Building Materials", "constituent_count": 5, "latest": {"week_ending": "2026-05-29", "index_value": 1492.10254541, "weekly_return": 3.08032385, "constituents": 5, "advancing": 4, "declining": 1, "unchanged": 0, "trend_line": 1331.726503, "activity_lines": {"activity_5": 1440.05784, "activity_10": 1405.035828, "activity_20": 1371.323261, "activity_30": 1356.474096}, "fair_value": 1231.987646, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Building Materials advanced 3.08% with 4 advancing, 1 declining, and 0 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/building-materials/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/building-materials/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/building-materials/share-image.svg"}}, {"name": "Specialty Chemicals", "level": "industry", "country_code": "MX", "sector": "Basic Materials", "industry": "Specialty Chemicals", "constituent_count": 8, "latest": {"week_ending": "2026-05-29", "index_value": 1163.42915305, "weekly_return": -0.8712019, "constituents": 8, "advancing": 4, "declining": 3, "unchanged": 1, "trend_line": 1091.276004, "activity_lines": {"activity_5": 1177.363451, "activity_10": 1182.92922, "activity_20": 1156.472568, "activity_30": 1128.044441}, "fair_value": 1066.441074, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Specialty Chemicals declined 0.87% with 4 advancing, 3 declining, and 1 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/specialty-chemicals/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/specialty-chemicals/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/specialty-chemicals/share-image.svg"}}, {"name": "Gold", "level": "industry", "country_code": "MX", "sector": "Basic Materials", "industry": "Gold", "constituent_count": 10, "latest": {"week_ending": "2026-05-29", "index_value": 2490.52652592, "weekly_return": -2.25781832, "constituents": 10, "advancing": 4, "declining": 5, "unchanged": 1, "trend_line": 2641.923568, "activity_lines": {"activity_5": 2579.517088, "activity_10": 2653.371338, "activity_20": 2721.519581, "activity_30": 2711.301056}, "fair_value": 1542.937276, "trend_signal": 0}, "summary": "For the week ending 29 May 2026, Gold declined 2.26% with 4 advancing, 5 declining, and 1 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/gold/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/gold/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/gold/share-image.svg"}}, {"name": "Chemicals", "level": "industry", "country_code": "MX", "sector": "Basic Materials", "industry": "Chemicals", "constituent_count": 5, "latest": {"week_ending": "2026-05-29", "index_value": 757.72569451, "weekly_return": -4.17955421, "constituents": 5, "advancing": 2, "declining": 2, "unchanged": 1, "trend_line": 641.253935, "activity_lines": {"activity_5": 777.186992, "activity_10": 760.949826, "activity_20": 725.898469, "activity_30": 688.4475}, "fair_value": 727.08687, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Chemicals declined 4.18% with 2 advancing, 2 declining, and 1 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/mx/basic-materials/chemicals/", "api": "https://sharemaestro.com/api/structure/mx/basic-materials/chemicals/", "share_image": "https://sharemaestro.com/structure/mx/basic-materials/chemicals/share-image.svg"}}], "constituents": [{"ticker": "GLENN", "name": "Glencore plc", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 82.169998, "high": 126.309998, "low": 82.169998, "close": 126.309998}, "weekly_return": 53.71790322}, {"ticker": "ACXN", "name": "Acerinox, S.A.", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 249.25, "high": 324.399994, "low": 249.25, 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"2026-05-29", "ohlc": {"open": 444.429993, "high": 493.5, "low": 440.0, "close": 480.0}, "weekly_return": 8.00351182}, {"ticker": "FMC1", "name": "FMC CORP", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 224.0, "high": 239.0, "low": 224.0, "close": 239.0}, "weekly_return": 6.69642857}, {"ticker": "STLD", "name": "Steel Dynamics, Inc.", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 4188.0, "high": 4467.0, "low": 4188.0, "close": 4467.0}, "weekly_return": 6.66189112}, {"ticker": "AG1N", "name": "First Majestic Silver Corp.", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 340.0, "high": 360.0, "low": 340.0, "close": 360.0}, "weekly_return": 5.88235294}, {"ticker": "CDE", "name": "Coeur Mining, Inc.", "exchange": "MEX", "week_ending": "2026-05-29", "ohlc": {"open": 293.0, "high": 310.0, "low": 293.0, "close": 310.0}, "weekly_return": 5.80204778}, {"ticker": "FCX", "name": "Freeport-McMoRan Inc.", "exchange": "MEX", "week_ending": 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Not financial, investment, trading, tax, or legal advice."}