SidelineSwap
PrivateLast Round
Strategic
May 4, 2023
Total Funding Raised
$9.02M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
SidelineSwap is a retail company that operates an online marketplace for athletes to buy, sell, and trade new and used sports equipment and apparel.
Sector
Consumer & Commerce
Verticals
E-commerce, Circular Economy, Sports & Fitness
Business Model
B2C
Customer Profile
Marketplace Commission, Payment Processing Fee
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
SidelineSwap Comparables
Compare SidelineSwap with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Elshair Companies | 77% | |
| Winmark Corporation | 65% | |
| eBay Inc. | 64% | |
SidelineSwap Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Strategic | May 4, 2023 | ||||
| Strategic | Nov 1, 2022 | ||||
| Series A | Apr 24, 2018 | ||||
| Seed | Oct 11, 2017 | ||||
| Seed | Oct 4, 2016 | ||||
Angel | Sep 1, 2014 |
Key People
Founding team and executive leadership
SidelineSwap Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Global Founders Capital | Seed, Series A |
| 500 Global | Seed |
| DSG Ventures | Strategic |
| 645 Ventures | Seed |
| Haystack Partners | Seed |
| PEAK6 Investments | Series A |
| PEAK6 Sports | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 21, 2025
Partnered with Dick's Sporting Goods for a new trade-in program.
- Nov 21, 2025
Named one of the fastest-growing marketplaces on A16z's Top 100 list.
SidelineSwap Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Frequently Asked Questions
Common questions about SidelineSwap's valuation, stock price, and market status.