← Insiders

YDES

ACHAT TOTAL: 21 478 titres (~79 630,26 $ US)

Insiders
Shen Ethan PhD
Total bought
$79,630
Total sold
Last activity
2026-09-09
Last synced
2026-09-10 21:09:43 Synced via automated research pipeline

Insider holdings as a share of total assets aren't available for this company.

Price (1 year)

Live chart from TradingView - pulls its own market data, independent of this site's database. Symbol resolution is best-effort (defaults to NASDAQ) since we don't store the exchange prefix.

Market snapshot

Signal

Bearish signal Scored 2026-09-10

The 0-100 score behind this signal and the full written analysis are part of Plus. See plans.

Financial ratios

MetricTrend2025-12-312024-12-312023-12-312022-12-312021-12-31
Gross Profit Margin-7.1%30.4%43.8%0.0%0.0%
Ebit Margin-1392.9%-271.5%5.7%0.0%0.0%
Ebitda Margin-1357.8%-251.0%6.4%0.0%0.0%
Operating Profit Margin-883.3%-286.5%-2.8%0.0%0.0%
Pretax Profit Margin-1392.9%-271.7%5.0%0.0%0.0%
Continuous Operations Profit Margin-1392.6%-276.6%3.9%0.0%0.0%
Net Profit Margin-1392.6%-276.6%3.9%0.0%0.0%
Bottom Line Profit Margin-1392.6%-276.6%3.9%0.0%0.0%
Current Ratio5.88413.1830.9110.0370.065
Quick Ratio4.74013.0410.6780.0370.065
Solvency Ratio-0.487-4.7700.0540.5620.956
Cash Ratio3.65511.9070.2920.0030.003
Price To Earnings Ratio-101.583-21.50060,200.00029.36620.407
Price To Earnings Growth Ratio1.2930.000-602.294-0.963-0.046
Forward Price To Earnings Growth Ratio1.2930.000-602.294-0.963-0.046
Price To Earnings Diluted Ratio-101.583-21.50060,200.00029.36620.407
Price To Earnings Diluted Growth Ratio1.2930.000-602.294-0.963-0.046
Price To Book Ratio-284.8057.57436,702.9999.9921.617
Price To Sales Ratio1,362.74197.8062,410.3800.0000.000
Price To Free Cash Flow Ratio-101.199-10.514-15,084.790-37.019-255.888
Price To Operating Cash Flow Ratio-123.290-27.175-15,163.389-37.019-255.890
Debt To Assets Ratio0.0000.0030.1480.0000.000
Debt To Equity Ratio-0.0020.0032.0690.0000.000
Debt To Capital Ratio-0.0020.0030.6740.0000.000
Long Term Debt To Capital Ratio0.0000.0000.0000.0000.000
Financial Leverage Ratio-4.8251.04213.9691.6011.084
Working Capital Turnover Ratio0.1060.321-0.1300.0000.000
Operating Cash Flow Ratio-4.014-6.983-0.187-0.545-0.345
Operating Cash Flow Sales Ratio-11.053-3.599-0.1590.0000.000
Free Cash Flow Operating Cash Flow Ratio1.2182.5851.0051.0001.000
Debt Service Coverage Ratio0.000-1,229.8040.4980.0000.000
Interest Coverage Ratio0.000-1,893.692-4.5930.0000.000
Short Term Operating Cash Flow Coverage Ratio0.000-6,333.855-1.6220.0000.000
Operating Cash Flow Coverage Ratio-975.267-81.437-1.1700.0000.000
Capital Expenditure Coverage Ratio-4.581-0.631-191.9210.000-137,683.000
Dividend Paid And Capex Coverage Ratio-4.581-0.631-191.9210.000-137,683.000
Dividend Payout Ratio0.0000.0000.0000.0000.000
Enterprise Value Multiple-99.627-36.54037,935.32429.51920.238

Sparkline shows each ratio oldest → newest (left → right).

How the latest year compares

For each ratio: its most recent value, the change versus one year earlier, and versus its 5-year average. higher lower

MetricCurrentvs 1Y agovs 5Y avg
Gross Profit Margin -7.1% -37.5% -20.5%
Ebit Margin -1392.9% -1121.3% -1061.1%
Ebitda Margin -1357.8% -1106.8% -1037.3%
Operating Profit Margin -883.3% -596.9% -648.8%
Pretax Profit Margin -1392.9% -1121.2% -1061.0%
Continuous Operations Profit Margin -1392.6% -1116.0% -1059.5%
Net Profit Margin -1392.6% -1116.0% -1059.5%
Bottom Line Profit Margin -1392.6% -1116.0% -1059.5%
Current Ratio 5.884 -7.299 1.868
Quick Ratio 4.740 -8.301 1.028
Solvency Ratio -0.487 4.283 0.250
Cash Ratio 3.655 -8.252 0.483
Price To Earnings Ratio -101.583 -80.083 -12126.921
Price To Earnings Growth Ratio 1.293 1.293 121.695
Forward Price To Earnings Growth Ratio 1.293 1.293 121.695
Price To Earnings Diluted Ratio -101.583 -80.083 -12126.921
Price To Earnings Diluted Growth Ratio 1.293 1.293 121.695
Price To Book Ratio -284.805 -292.379 -7572.280
Price To Sales Ratio 1362.741 1264.934 588.555
Price To Free Cash Flow Ratio -101.199 -90.685 2996.683
Price To Operating Cash Flow Ratio -123.290 -96.114 2998.063
Debt To Assets Ratio 0.001 -0.003 -0.030
Debt To Equity Ratio -0.002 -0.006 -0.416
Debt To Capital Ratio -0.002 -0.006 -0.137
Long Term Debt To Capital Ratio 0.000 0.000 0.000
Financial Leverage Ratio -4.825 -5.867 -7.399
Working Capital Turnover Ratio 0.106 -0.215 0.047
Operating Cash Flow Ratio -4.014 2.969 -1.599
Operating Cash Flow Sales Ratio -11.053 -7.454 -8.091
Free Cash Flow Operating Cash Flow Ratio 1.218 -1.367 -0.143
Debt Service Coverage Ratio 0.000 1229.804 245.861
Interest Coverage Ratio 0.000 1893.692 379.657
Short Term Operating Cash Flow Coverage Ratio 0.000 6333.855 1267.095
Operating Cash Flow Coverage Ratio -975.267 -893.830 -763.692
Capital Expenditure Coverage Ratio -4.581 -3.950 27571.446
Dividend Paid And Capex Coverage Ratio -4.581 -3.950 27571.446
Dividend Payout Ratio 0.000 0.000 0.000
Enterprise Value Multiple -99.627 -63.087 -7669.410

Key metrics

MetricTrend20252024202320222021
Market cap$813.3M$49.9M$843.9M$111.9M$176.2M
Enterprise value$807.3M$46.8M$843.9M$111.9M$176.2M
EV / Sales1352.69x91.71x2410.27x0.00x0.00x
EV / Op. cash flow-122.38x-25.48x-15162.68x-37.02x-255.88x
EV / Free cash flow-100.45x-9.86x-15084.08x-37.02x-255.88x
EV / EBITDA-99.63x-36.54x37935.32x29.52x20.24x
Net debt / EBITDA0.74x2.43x-1.78x-0.00x-0.00x
Current ratio5.88x13.18x0.91x0.04x0.07x
Income quality0.79x1.30x-4.10x-0.80x-0.08x
Graham number$0$3$10
Graham net-net-$0$1-$0-$1-$1
Tax burden100.0%101.8%76.8%99.9%100.0%
Interest burden100.0%100.1%89.2%100.0%100.0%
Working capital$8.0M$3.2M-$26K-$5.3M-$1.9M
Invested capital$10.7M$6.0M-$12K-$5.3M-$1.9M
Return on assets-60.3%-20.6%4.2%21.1%7.4%
Operating ROA-51.1%-40.7%-0.1%-3.4%-1.5%
Return on tangible assets-74.4%-33.7%4.2%21.1%7.4%
Return on equity291.0%-21.4%59.0%33.8%8.0%
Return on invested capital-43.4%-22.1%-10.7%-18.8%-1.5%
Return on capital employed-43.4%-22.1%-42.8%-18.8%-1.5%
Earnings yield-1.0%-2.8%0.0%3.4%4.9%
Free cash flow yield-1.0%-9.5%-0.0%-2.7%-0.4%
Capex / Op. cash flow-21.8%-158.5%-0.5%0.0%-0.0%
Capex / Depreciation687.2%2779.4%11.8%0.0%0.0%
Capex / Sales241.3%570.4%0.1%0.0%0.0%
SG&A / Sales607.8%220.7%45.9%0.0%0.0%
R&D / Sales268.4%96.3%0.0%0.0%0.0%
Stock comp / Sales0.0%0.0%0.0%0.0%0.0%
Intangibles / Total assets18.9%39.0%0.0%0.0%0.0%
Days sales outstanding436d188d103d0d0d
Days payables outstanding236d27d33d0d0d
Operating cycle1509d226d231d0d0d
Cash conversion cycle1273d199d198d0d0d

Change by theme

Grouped by what each metric measures. Each figure is the change over the period shown — up down versus then.

Change over 1 year

Valuation
Market cap ▲+1529.3%EV / Sales ▲+1374.9%EV / EBITDA ▼-172.7%EV / Op. cash flow ▼-96.898Earnings yield ▲+0.018
Profitability
Return on equity ▲+3.125Return on assets ▼-0.398Return on invested capital ▼-0.213Return on capital employed ▼-0.213Operating ROA ▼-0.104Income quality ▼-0.508Tax burden ▼-0.018
Efficiency
Days sales outstanding ▲+247.657Days payables outstanding ▲+208.589Operating cycle ▲+1282.930Cash conversion cycle ▲+1074.341Capex / Sales ▼-3.291R&D / Sales ▲+1.722
Balance-sheet strength
Current ratio ▼-7.299Net debt / EBITDA ▼-1.687Working capital ▲+4821790.000Invested capital ▲+4731227.000Intangibles / Total assets ▼-0.201

Change over 5 years

Valuation
Market cap ▲+361.7%EV / Sales n/aEV / EBITDA ▼-592.3%EV / Op. cash flow ▲+133.502Earnings yield ▼-0.060
Profitability
Return on equity ▲+2.831Return on assets ▼-0.677Return on invested capital ▼-0.419Return on capital employed ▼-0.420Operating ROA ▼-0.496Income quality ▲+0.873Tax burden -0.000
Efficiency
Days sales outstanding n/aDays payables outstanding n/aOperating cycle n/aCash conversion cycle n/aCapex / Sales n/aR&D / Sales n/a
Balance-sheet strength
Current ratio ▲+5.819Net debt / EBITDA ▲+0.741Working capital ▲+9893814.000Invested capital ▲+12571363.000Intangibles / Total assets n/a

Employee count

No employee-count data synced.

Peer market caps

Congressional trades

No congressional trade data synced.

Recent news