← Insiders

SERA

VENTE TOTALE: 27 161 titres (~54 322,00 $ US)

Insiders
Lindgardt Zhenya
Total bought
Total sold
$54,322
Last activity
2026-09-10
Last synced
2026-09-12 10:11:06 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 2026-09-11

SERA presents a deeply concerning financial profile with critical liquidity (score: 35) and deteriorating fundamentals (score: 15), marked by -394% net margins and extreme cash burn with no credible path to…

The first sentence of the analysis written for SERA on 2026-09-11 - a real excerpt, not a sample. The rest of it, the 0-100 score and the rating it produced are part of Plus. See plans.

Financial ratios

MetricTrend2025-12-312024-12-312023-12-312022-12-312021-12-31
Gross Profit Margin-102.5%-6.5%31.4%28.0%54.9%
Ebit Margin-39406.2%-42688.3%-11825.8%-16464.6%-41784.1%
Ebitda Margin-38245.7%-41606.5%-11531.7%-16182.5%-40980.5%
Operating Profit Margin-45066.7%-47577.9%-13013.4%-17034.3%-43164.6%
Pretax Profit Margin-39417.3%-42724.7%-11843.8%-16487.3%-42693.9%
Continuous Operations Profit Margin-39417.3%-42724.7%-11843.8%-16487.3%-42693.9%
Net Profit Margin-39417.3%-42724.7%-11843.8%-16487.3%-42693.9%
Bottom Line Profit Margin-39417.3%-42724.7%-11843.8%-16487.3%-42693.9%
Current Ratio1.6861.9222.5105.80013.108
Quick Ratio1.6861.9222.5105.80013.108
Solvency Ratio-1.168-1.294-1.398-2.498-4.058
Cash Ratio0.1630.1630.1591.9237.007
Price To Earnings Ratio-4.403-8.222-5.155-0.881-5.822
Price To Earnings Growth Ratio0.1360.5610.273-0.0426.928
Forward Price To Earnings Growth Ratio0.1360.5610.273-0.0426.928
Price To Earnings Diluted Ratio-4.403-8.222-5.155-0.881-5.822
Price To Earnings Diluted Growth Ratio0.1360.5610.273-0.0426.928
Price To Book Ratio1.8655.6462.6590.3941.526
Price To Sales Ratio1,735.8413,505.162609.738145.4802,578.271
Price To Free Cash Flow Ratio-5.336-17.652-6.830-1.101-6.418
Price To Operating Cash Flow Ratio-5.487-19.022-6.863-1.127-6.683
Debt To Assets Ratio0.0230.0120.0190.0240.001
Debt To Equity Ratio0.0310.0180.0260.0290.001
Debt To Capital Ratio0.0300.0170.0260.0280.001
Long Term Debt To Capital Ratio0.0000.0000.0000.0000.000
Financial Leverage Ratio1.3521.5181.3601.1761.061
Working Capital Turnover Ratio0.0040.0030.0050.0030.002
Operating Cash Flow Ratio-1.059-0.573-1.112-2.227-3.761
Operating Cash Flow Sales Ratio-316.333-184.273-88.850-129.142-385.805
Free Cash Flow Operating Cash Flow Ratio1.0281.0781.0051.0231.041
Debt Service Coverage Ratio-2,816.273-1,144.179-641.582-710.967-45.046
Interest Coverage Ratio-4,056.000-1,308.393-724.018-748.393-47.446
Short Term Operating Cash Flow Coverage Ratio-12,811.5000.0000.0000.0000.000
Operating Cash Flow Coverage Ratio-10.955-16.892-14.633-12.225-247.156
Capital Expenditure Coverage Ratio-35.293-12.887-212.406-43.755-24.261
Dividend Paid And Capex Coverage Ratio-35.293-12.887-212.406-43.755-24.261
Dividend Payout Ratio0.0000.0000.0000.0000.000
Enterprise Value Multiple-4.487-8.325-5.230-0.275-4.542

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 -102.5% -96.0% -103.5%
Ebit Margin -39406.2% 3282.1% -8972.4%
Ebitda Margin -38245.7% 3360.8% -8536.3%
Operating Profit Margin -45066.7% 2511.3% -11895.3%
Pretax Profit Margin -39417.3% 3307.4% -8783.9%
Continuous Operations Profit Margin -39417.3% 3307.4% -8783.9%
Net Profit Margin -39417.3% 3307.4% -8783.9%
Bottom Line Profit Margin -39417.3% 3307.4% -8783.9%
Current Ratio 1.685 -0.236 -3.320
Quick Ratio 1.685 -0.236 -3.320
Solvency Ratio -1.168 0.126 0.915
Cash Ratio 0.163 -0.000 -1.720
Price To Earnings Ratio -4.403 3.819 0.494
Price To Earnings Growth Ratio 0.136 -0.425 -1.435
Forward Price To Earnings Growth Ratio 0.136 -0.425 -1.435
Price To Earnings Diluted Ratio -4.403 3.819 0.494
Price To Earnings Diluted Growth Ratio 0.136 -0.425 -1.435
Price To Book Ratio 1.865 -3.781 -0.553
Price To Sales Ratio 1735.841 -1769.321 20.943
Price To Free Cash Flow Ratio -5.336 12.316 2.131
Price To Operating Cash Flow Ratio -5.487 13.534 2.349
Debt To Assets Ratio 0.023 0.011 0.007
Debt To Equity Ratio 0.031 0.013 0.010
Debt To Capital Ratio 0.030 0.013 0.010
Long Term Debt To Capital Ratio 0.000 0.000 0.000
Financial Leverage Ratio 1.352 -0.167 0.058
Working Capital Turnover Ratio 0.004 0.002 0.001
Operating Cash Flow Ratio -1.059 -0.486 0.687
Operating Cash Flow Sales Ratio -316.333 -132.061 -95.453
Free Cash Flow Operating Cash Flow Ratio 1.028 -0.049 -0.007
Debt Service Coverage Ratio -2816.273 -1672.094 -1744.664
Interest Coverage Ratio -4056.000 -2747.607 -2679.150
Short Term Operating Cash Flow Coverage Ratio -12811.500 -12811.500 -10249.200
Operating Cash Flow Coverage Ratio -10.955 5.937 49.417
Capital Expenditure Coverage Ratio -35.293 -22.406 30.427
Dividend Paid And Capex Coverage Ratio -35.293 -22.406 30.427
Dividend Payout Ratio 0.000 0.000 0.000
Enterprise Value Multiple -4.487 3.838 0.085

Key metrics

MetricTrend20252024202320222021
Market cap$140.6M$269.9M$186.6M$39.0M$211.4M
Enterprise value$139.0M$266.7M$184.6M$11.9M$152.6M
EV / Sales1716.03x3463.56x603.13x44.56x1861.15x
EV / Op. cash flow-5.42x-18.80x-6.79x-0.34x-4.82x
EV / Free cash flow-5.28x-17.44x-6.76x-0.34x-4.63x
EV / EBITDA-4.49x-8.32x-5.23x-0.28x-4.54x
Net debt / EBITDA0.05x0.10x0.06x0.62x1.75x
Current ratio1.69x1.92x2.51x5.80x13.11x
Income quality0.80x0.43x0.75x0.78x0.90x
Graham net-net$0$1$1$2$3
Tax burden100.0%100.0%100.0%100.0%100.0%
Interest burden100.0%100.1%100.2%100.1%102.2%
Working capital$16.6M$22.8M$36.9M$74.6M$101.8M
Invested capital$21.0M$25.7M$40.1M$77.6M$103.6M
Return on assets-31.3%-45.3%-38.0%-38.0%-23.8%
Operating ROA-41.8%-43.6%-37.6%-34.7%-43.7%
Return on tangible assets-31.6%-46.0%-38.0%-38.0%-23.8%
Return on equity-42.3%-68.8%-51.7%-44.7%-25.3%
Return on invested capital-47.0%-75.3%-55.3%-44.9%-25.5%
Return on capital employed-47.0%-76.6%-56.1%-45.3%-25.5%
Earnings yield-22.7%-12.2%-19.4%-113.3%-16.6%
Free cash flow yield-18.7%-5.7%-14.6%-90.8%-15.6%
Capex / Op. cash flow-2.8%-7.8%-0.5%-2.3%-4.1%
Capex / Depreciation77.2%132.2%14.2%104.6%197.9%
Capex / Sales896.3%1429.9%41.8%295.1%1590.2%
SG&A / Sales28703.7%28441.6%8069.3%11747.4%29781.7%
R&D / Sales16260.5%19129.9%4975.5%5314.9%13437.8%
Stock comp / Sales6308.6%9107.8%1723.2%1886.2%3817.1%
Intangibles / Total assets0.9%1.4%0.0%0.0%0.0%
Days sales outstanding54d161d13682d8326d13990d
Days payables outstanding1918d8764d1818d2928d11808d
Operating cycle54d161d13682d8326d13990d
Cash conversion cycle-1864d-8603d11863d5398d2182d

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 ▼-47.9%EV / Sales ▼-50.5%EV / EBITDA ▲+46.1%EV / Op. cash flow ▲+13.371Earnings yield ▼-0.105
Profitability
Return on equity ▲+0.265Return on assets ▲+0.140Return on invested capital ▲+0.284Return on capital employed ▲+0.297Operating ROA ▲+0.018Income quality ▲+0.371Tax burden 0.000
Efficiency
Days sales outstanding ▼-107.095Days payables outstanding ▼-6845.976Operating cycle ▼-107.095Cash conversion cycle ▲+6738.881Capex / Sales ▼-5.336R&D / Sales ▼-28.694
Balance-sheet strength
Current ratio ▼-0.236Net debt / EBITDA ▼-0.048Working capital ▼-6248000.000Invested capital ▼-4665000.000Intangibles / Total assets ▼-0.005

Change over 5 years

Valuation
Market cap ▼-33.5%EV / Sales ▼-7.8%EV / EBITDA ▲+1.2%EV / Op. cash flow ▼-0.601Earnings yield ▼-0.061
Profitability
Return on equity ▼-0.171Return on assets ▼-0.075Return on invested capital ▼-0.214Return on capital employed ▼-0.214Operating ROA ▲+0.019Income quality ▼-0.101Tax burden 0.000
Efficiency
Days sales outstanding ▼-13936.109Days payables outstanding ▼-9889.768Operating cycle ▼-13936.109Cash conversion cycle ▼-4046.341Capex / Sales ▼-6.939R&D / Sales ▲+28.227
Balance-sheet strength
Current ratio ▼-11.422Net debt / EBITDA ▼-1.698Working capital ▼-85258000.000Invested capital ▼-82570000.000Intangibles / Total assets n/a

Employee count

Peer market caps

Congressional trades

No congressional trade data synced.

Recent news