Sneaker Index (SNKI)
Sneaker Index (SNKI): a daily market-performance index for the collectible sneaker market, built on ALT/FNDATA's dataset of over 4,000 lots since 2003, with 750+ realised prices. Daily index values for benchmarking and research.
What this listing delivers
- Daily market-performance index for the collectible sneaker market, built on 4,000+ lots since 2003, with 750+ realised prices.
- Grounded in realised auction and marketplace prices. Delivered in JSON, CSV and SQL formats.
- Part of a family of ALT/FNDATA collectible footwear and sneakers indices on AWS Data Exchange. Daily-updated index values.
Coverage & methodology
The Sneaker Index (SNKI) delivers daily index values tracking the collectible sneaker market on a consistent methodology, for benchmarking, valuation and research. The index is built on ALT/FNDATA's collectible footwear and sneakers sales data (over 4,000 Sneaker lots since 2003, with 750+ realised prices). Index values come in JSON, CSV and SQL formats and update daily.
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

