{"index": {"name": "Pollution & Treatment Controls", "level": "industry", "sector": "Industrials", "industry": "Pollution & Treatment Controls", "constituents": 111, "countries": 21, "exchanges": 23, "latest": {"week_ending": "2026-07-17", "index_value": 1012.36257467, "weekly_return": -3.56031479, "constituents": 110, "advancing": 42, "declining": 64, "unchanged": 4, "countries": 21, "exchanges": 23, "trend_line": 1080.032179, "activity_lines": {"activity_5": 1044.620406, "activity_10": 1063.096928, "activity_20": 1077.69189, "activity_30": 1079.184872}, "fair_value": 960.923438, "trend_signal": 0, "rate_of_change": -0.09040864}, "summary": "For the week ending 17 July 2026, Pollution & Treatment Controls declined 3.56% with 42 advancing, 64 declining, and 4 unchanged constituents.", "links": {"page": "https://sharemaestro.com/global/sectors/industrials/pollution-treatment-controls/", "api": "https://sharemaestro.com/api/global/sectors/industrials/pollution-treatment-controls/", 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Not financial, investment, trading, tax, or legal advice."}