TOTAL VOLUME:
$154.4b
24H VOL:
$235,918,089
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,884,820,873
413,109
Markets across
40,428
events
MATCHED EVENTS:
4,364
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Time left: 11d:07h:14m
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These markets track Shein's credit card spending performance for October 2026, measured against various growth thresholds relative to the same month in the prior year. The outcomes depend on whether year-over-year spending increases surpass specific percentage milestones, reflecting consumer spending trends on Shein's platform.
All markets resolve based on the Carbon Arc Shein Credit Card Spend index for October 2026, comparing it to the same month in the prior year. The index, derived from aggregated U.S. credit and debit card transaction data, measures year-over-year change where 100 indicates equal spending to the prior year, values above 100 signify growth, and values below indicate decline. Each market has a unique threshold; if the index exceeds the specified level, that market resolves to Yes. Determination occurs on the 4th calendar day after October 2026 ends, using finalized Carbon Arc values recorded at 11:59 p.m. ET. The index updates daily as new transaction data becomes available. Kalshi clarifies it holds no affiliation with Shein, and all trademarks remain property of their respective owners.
Currently, it’s difficult to directly compare the odds in this market to traditional analyst forecasts for Shein’s credit card spending. While financial analysts often provide projections for retail sales, these are typically broader estimates and may not focus specifically on credit card transactions. The advantage of this market is that it represents a collective forecast from a diverse group of traders, constantly updating as new information becomes available. It’s a real-time assessment of probabilities, potentially offering a different perspective than static analyst reports.
On Kalshi, this market is priced using a continuous double auction. Traders buy and sell contracts representing different spending outcomes, and the prices reflect the market’s collective belief about the probability of each outcome. As more traders participate, the prices adjust to incorporate new information and perspectives. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of a contract represents the cost to take a position on a particular outcome, and it fluctuates based on supply and demand.
This market resolves around Nov 14, 2026, with the outcome confirmed once the total Shein credit card spend for October 2026 is verifiable from credible public reporting. The resolution will be based on officially reported data regarding Shein credit card transaction volume during that month. The specific spending level that determines the winning outcome will be based on the contract purchased by traders on Kalshi, reflecting their predictions about the final spend amount.
Several factors could significantly influence this market before it resolves. Major economic shifts, such as changes in consumer spending habits or interest rates, could impact credit card usage generally and affect Shein’s sales. Company-specific news, like new marketing campaigns, product launches, or changes to Shein’s credit card program, would also be key drivers. Additionally, broader retail trends and competitor actions could play a role in shifting the market’s expectations regarding Shein’s October 2026 credit card spend.