Napa & California Cult Wine Index (NCCI)
Napa & California Cult Wine Index (NCCI): a daily market-performance index for Napa Valley and California cult wine, built on ALT/FNDATA's dataset of over 59,000 lots across 110+ auction houses since 1998, with 51,000+ realised prices. Tracks Screaming Eagle, Harlan Estate, Opus One, Ridge and Dominus. Daily index values for benchmarking, research and portfolio construction.
What this listing delivers
- Daily market-performance index for Napa Valley and California cult wine, built on 59,000+ lots across 110+ auction houses since 1998, with 51,000+ realised prices.
- Tracks Screaming Eagle, Harlan Estate, Opus One, Ridge and Dominus, grounded in realised auction and marketplace prices. Delivered in JSON, CSV and SQL formats.
- Benchmark this segment as an alternative asset, build portfolios, and track market trends with a consistent methodology. Daily-updated index values.
Coverage & methodology
The Napa & California Cult Wine Index delivers daily index values tracking Napa Valley and California cult wine on a consistent methodology, so you can benchmark performance and study trends over time. The index is built on ALT/FNDATA's wine sales data, drawn from auction houses, online marketplaces and specialist sales worldwide: over 59,000 lots across 110+ auction houses since 1998, with 51,000+ realised prices.
Access
This dataset is published on AWS Data Exchange as part of the ALT/FNDATA catalogue. For subscription terms, a data sample, delivery format and enterprise licensing, contact our data team and we will get you set up directly.
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Source: ALT/FNDATA, 19.24M realized auction results across 37 collectible categories, normalized to USD. Featured lot images courtesy of the auction houses named. Methodology · All datasets · Brands · Market statistics