{"index": {"name": "Semiconductors", "level": "industry", "country_code": "CN", "sector": "Technology", "industry": "Semiconductors", "constituent_count": 115, "latest": {"week_ending": "2026-05-29", "index_value": 2699.31761113, "weekly_return": -3.20220512, "constituents": 115, "advancing": 34, "declining": 81, "unchanged": 0, "trend_line": 2295.487066, "activity_lines": {"activity_5": 2700.729599, "activity_10": 2568.150136, "activity_20": 2457.093888, "activity_30": 2394.026098}, "fair_value": 1606.416771, "trend_signal": 1}, "summary": "For the week ending 29 May 2026, Semiconductors declined 3.20% with 34 advancing, 81 declining, and 0 unchanged constituents.", "links": {"chart": "https://sharemaestro.com/structure/cn/technology/semiconductors/", "api": "https://sharemaestro.com/api/structure/cn/technology/semiconductors/", "share_image": "https://sharemaestro.com/structure/cn/technology/semiconductors/share-image.svg"}}, "available": true, "methodology": {"country_code": "CN", 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