AI Finance Data Forum · Finance Data Marketplace
Finance first: equities, futures and macro public data — collected, researched, shared and traded in one marketplace. Every conclusion is recomputable, every dataset documents its conventions, and every forum submission passes a weekly AI review plus the owner's final approval.
20,360 real daily rows5 free datasetsWeekly AI reviewCC BY 4.0Bilingual EN/CN
Sections
Forum · finance dataset sharingWeekly review
Anyone can submit a finance dataset (quotes, macro series, derivatives, company financials): weekly AI pre-review + owner approval, credited publication, free sharing. Includes data requests and a public review log.
Shop · high-aggregation AI finance packsCommercial license
Multi-source aggregation and cleaning + field docs + recomputation scripts + commercial license. Gumroad/PayPal worldwide, Taobao/Xianyu for mainland China.
Data research
- Shanghai Composite Annual Returns and Maximum Drawdown (2010-2026, Real Data)
Year-by-year review of the Shanghai Composite using 4089 trading days of daily equity data from 2010-01-04 to 2026-11-06: annual returns, intra-year maximum drawdowns, and the full-period CAGR. - Correlation Matrix of China's Four Major A-Share Indexes: How Limited Is Index Diversification?
Pairwise Pearson correlations of daily returns for the Shanghai Composite, Shenzhen Component, ChiNext and CSI 300, computed on roughly 4,000 aligned trading days from 2010 to 2026. - Shanghai Composite Volatility: Are Bull Years or Bear Years Bumpier?
Year-by-year annualized volatility of the Shanghai Composite (2010-2026), comparing up years against down years. - The Ten Heaviest Turnover Days on the Shanghai Composite: What Happened Next?
The 10 trading days with the largest Shanghai-market turnover since 2010, each with the day's return, the next-day return and the 5-day-later return — all recomputable data facts. - Rebar Futures Main-Continuous 2010-2026: Price Range and Volatility Panorama
A review of rebar's main-continuous series using 4103 trading days of real futures daily data from 2010-01-01 to 2026-11-09: price range, yearly performance and volatility character.
Free datasets (via the download gate)
- Shanghai Composite daily CSV
- Shenzhen Component daily CSV
- ChiNext daily CSV
- CSI 300 daily CSV
- Rebar Main-Continuous daily CSV
Data boundaries (honest disclosure)
Index and futures daily bars come from East Money's public API; the rebar main-continuous series contains contract rolls and is not back-adjusted; the record-volume review includes no news attribution. Where this site and the official exchanges disagree, trust the exchanges.