The fintech company that bet Americans would actually pay for investing advice when everyone else was giving it away for free. With 2 million+ subscribers paying $3-9/month, Stash proved that bundling investing, banking, and education into a subscription works — if you make it dead simple. The Stock-Back card is genuinely clever: spend money, get stock.
Founded
2015
HQ
New York, NY
Total Raised
$427M
Founder
Brandon Krieg, Ed Robinson
Status
Private — valued at approximately $1.4 billion
Website
www.stash.comTHE ORIGIN STORY
Brandon Krieg and Ed Robinson met on Wall Street and noticed the same thing: most Americans had zero investing experience and were terrified of the stock market. In 2015, they launched Stash with the thesis that investing should start with $5, not $5,000.
The app let users buy fractional shares of ETFs organized by themes like "Clean and Green" or "American Innovators" — making investing feel like shopping rather than finance. The approach resonated immediately with millennials who wanted to invest but had no idea where to start.
WHAT THEY ACTUALLY DO
Subscription-based investing and banking platform. Users pay $3-$9 per month for access to fractional investing, banking, retirement accounts, and financial education.
The model bundles multiple financial services into a single monthly fee — think Netflix for personal finance. Revenue comes from subscriptions, interchange fees on the debit card, and a tiny markup on trades.
THE PRODUCTS
Stash Invest (fractional share investing), Stash Banking (FDIC-insured accounts with Stock-Back rewards), Stash Retire (IRA accounts), Stash+ (premium tier with family features and market insights), and Smart Portfolio (automated investing). The Stock-Back debit card gives users fractional shares of companies when they make purchases — buy coffee at Starbucks, get Starbucks stock.
HOW THEY GREW
Bundling. Stash's strategy is to become the single financial app for everyday Americans — combining investing, banking, insurance, and retirement in one subscription.
The Stock-Back debit card (which rewards purchases with fractional shares of the companies you buy from) is their stickiest feature. They've also expanded into custodial accounts for kids, adding a family angle that competitors lack.
THE HARD PART
Customer acquisition costs in fintech are brutal. Stash competes with Robinhood (free trading), Acorns (round-ups), and every neobank for the same young, cost-conscious customer.
The subscription model is a harder sell than free — convincing people to pay $3/month when competitors charge nothing requires constantly proving the value of financial education and bundled services. Profitability has been elusive despite strong revenue growth.
MONEY TRAIL
Seed
2015 · Led by Valar Ventures, Breyer Capital
$3M raised
Series B
2017 · Led by Union Square Ventures, Coatue
$40M raised
Series E
2019 · Led by Union Square Ventures, T. Rowe Price
$65M raised
Series G
2021 · Led by Eldridge, T. Rowe Price
$125M raised
WHO BACKED THEM
Union Square Ventures, Coatue Management, Breyer Capital, T. Rowe Price, Owl Ventures, and Goodwater Capital have all backed Stash across multiple rounds.
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