Stocks Comparison
HeartSciences vs ZeroStack: revenue, profit, margins and growth compared
HeartSciences brought in $4.3K of revenue in fiscal 2026, ZeroStack $35.7M in fiscal 2025. Revenue changed by -0.7% at HeartSciences and -0.5% at ZeroStack on the year before, so ZeroStack grew faster. HeartSciences kept -211,666.5% of its revenue as net profit, ZeroStack -335.6%. Free cash flow was -$7.4M at HeartSciences and -$8.8M at ZeroStack.
Side by side, latest fiscal year
| HSCS | ZSTK | |
|---|---|---|
| Fiscal year ended | FY2026 (April 30, 2026) | FY2025 (December 31, 2025) |
| Revenue | $4.3K | $35.7M |
| Revenue growth | -0.7% | -0.5% |
| Net income | -$9.1M | -$119.7M |
| Net margin | -211,666.5% | -335.6% |
| Free cash flow | -$7.4M | -$8.8M |
| Free cash flow margin | -172,036.6% | -24.7% |
| Earnings per share (diluted) | -$3.48 | -$43.49 |
| Cash | $1.7M | $5.6M |
| Debt | n/a | $53.5M |
| Price to earnings | n/a | n/a |
| Market value | $18.4M | $71.2M |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #646 of 646 · Health care | #402 of 646 · Health care |
Over the years
Questions about HeartSciences and ZeroStack
Which is bigger by revenue, HeartSciences or ZeroStack?
ZeroStack is bigger by revenue: $35.7M in fiscal 2025, against $4.3K for HeartSciences in fiscal 2026.
Which keeps more of its revenue as profit, HeartSciences or ZeroStack?
HeartSciences had a net margin of -211,666.5% in fiscal 2026; ZeroStack had -335.6% in fiscal 2025.
Which grew revenue faster, HeartSciences or ZeroStack?
In their latest fiscal years revenue changed by -0.7% at HeartSciences and -0.5% at ZeroStack.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.