stock
APTOF · Aptose Biosciences Inc.
What Aptose Biosciences Inc. reports to the SEC, read from its filings.
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The live APTOF price and today's change.
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Thirty days of daily bars, with signal levels drawn on them.
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The latest signal group Nakagai's scanner recorded on APTOF.
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Gamma exposure levels from the options market.
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Trend, momentum and volatility gauges per timeframe.
Sign in to see thisWhat it is
- Industry
- Biological Products, (No Diagnostic Substances) (SIC 2836)
- Filer (SEC EDGAR)
- EDGAR filing index
- Shares outstanding
- 2,552,429 as of 2026-05-13 (XBRL frame )
Key stats
Valuation
- P/E
- Locked
- P/S
- Locked
- P/B
- Locked
- Enterprise value
- Locked
- EV/EBIT
- Locked
- FCF yield
- Locked
Margins
- Gross
- —
- Operating
- —
- Net
- —
Returns
- ROE
- —
- ROA
- -257.0%
Health
- Current ratio
- 0.5x
- Debt/equity
- —
Deep value
- NCAV
- -$39.24M
- NCAV per share
- -$15.37
- Price/NCAV
- Locked
- NNWC
- —
- NNWC per share
- —
- Price/NNWC
- Locked
Valuation and the price multiples are built on the live price. Trailing twelve months to 2026-03-31; balance sheet at 2026-03-31.
Sign in to see thisDebt is long-term debt and its current portion. Commercial paper and short-term borrowings are not counted.
Results
| Period end | Revenue | Gross profit (not reported by this company) | Operating income (not reported by this company) | Net income | Filing |
|---|---|---|---|---|---|
| 2026-03-31 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$7.63M | 10-Q filed 2026-05-13 |
| 2025-12-31 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$7.76M | 10-K filed 2026-03-31 Derived: the full year minus the first three quarters, not a figure this filer reported as a quarter. |
| 2025-09-30 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$5.12M | 10-Q filed 2025-11-13 |
| 2025-06-30 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$7.04M | 10-Q filed 2025-08-13 |
| 2025-03-31 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$5.54M | 10-Q filed 2026-05-13 |
| 2024-12-31 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$1.58M | 10-K filed 2026-03-31 Derived: the full year minus the first three quarters, not a figure this filer reported as a quarter. |
| 2024-09-30 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$6.95M | 10-Q filed 2025-11-13 |
| 2024-06-30 | $0 | —Gross profit: unreported by this company. | —Operating income: unreported by this company. | -$7.25M | 10-Q filed 2025-08-13 |
- Assets
- $10.72M
- Equity
- -$34.67M
Balance as of 2026-03-31.
Ten years
| Fiscal year end | Revenue | Operating income | Net income | Free cash flow |
|---|---|---|---|---|
| 2025-12-31 | $0 | — | -$25.47M | -$21.99M |
| 2024-12-31 | $0 | — | -$25.43M | -$35.98M |
| 2023-12-31 | $0 | — | -$51.21M | -$44.62M |
| 2022-12-31 | $0 | — | -$41.82M | -$32.35M |
| 2021-12-31 | $0 | — | -$65.35M | -$43.52M |
| 2020-12-31 | $0 | — | -$55.24M | -$33.97M |
| 2019-12-31 | — | — | -$26.28M | -$21.66M |
| 2018-12-31 | — | — | -$28.87M | -$23.54M |
| 2017-12-31 | — | — | -$11.64M | -$10.24M |
Company filings
events
Acquisition or sale completed, Shareholder rights changed, Change in control, Executive or director change, Other event
Acquisition or sale completedShareholder rights changedChange in controlExecutive or director changeOther eventJun 308-KRegulation FD disclosure
Regulation FD disclosureJun 308-KRegulation FD disclosure
Regulation FD disclosureJun 158-KRegulation FD disclosure
Regulation FD disclosureMay 298-KResults
ResultsMay 138-KRegulation FD disclosure
Regulation FD disclosureApr 308-K
Insiders, politicians and funds
Insider trades, last 90 days
No insider buys or sales filed in the last 90 days.
Politician trades, last 90 days
No politician trades filed in the last 90 days.
Funds
None of the tracked funds held this at their last 13F.
News
Stories that named APTOF, and the market events around them.
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