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quarterly holdings since 2019, from its SEC Form N-PORT filings, TickerInside, https://tickerinside.com/api/v1/quarterly/iwc.json","answer":"In IWC's SEC filings, its largest position went from Independence Realty Trust, Inc. (IRT) at 0.41% on 2019-09-30 to Ouster, Inc. (OUST) at 0.86% on 2026-06-30, across 28 quarterly reports."}