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Pacific Biosciences of California, Inc. (PACB) stock

PACBNasdaqLaboratory Analytical InstrumentsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 4/30
$1.96−0.01 (-0.51%)

Close on Nov 13, 2026Market cap $609.23MP/E –Yield 0.00%

Pacific Biosciences of California statistics

85 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings
Feb 11, 2027 (estimated, after the close)
Last ex-dividend date
No dividends
Fundamentals through
Sep 30, 2026
Share price as of
Nov 13, 2026

Valuation ratiosIndustry

Market Cap
$609.23M
$498.53M
Enterprise Value
$409.81M
$433.11M
PS Ratio
3.77
2.94

Enterprise valuationIndustry

EV / Sales
2.54
2.60

Share statisticsIndustry

Shares Change (YoY)
-0.55%
3.32%
Shares Change (QoQ)
0.46%
0.20%
Float
297M
37M
Shares Held by Insiders
4.33%
10.5%
Shares Held by Institutions
61.5%
60.5%

Short sellingIndustry

Short Interest
54M
–
Short Interest Change
14.4%
-2.57%
Short % of Float
18.1%
5.11%
Short % of Shares Outstanding
17.3%
3.98%
Days to Cover
4.14
3.94

Stock price statisticsIndustry

52-Week High
$3.44
–
52-Week Low
$1.07
–
20-Day Moving Average
$2.29
–
50-Day Moving Average
$2.00
–
200-Day Moving Average
$1.60
–
Average True Range (14)
$0.28
–
Price Change (1 Week)
-13.1%
0.99%
Price Change (1 Month)
0.00%
-3.52%
Price Change (3 Months)
62.0%
-7.86%
Price Change (6 Months)
75.0%
-1.12%
Price Change (YTD)
4.81%
-2.92%
Price Change (1 Year)
12.6%
-1.37%
Price Change (3 Years)
-72.9%
3.24%
Price Change (5 Years)
-92.8%
-50.4%
Price Change (10 Years)
-76.3%
58.9%
Average Volume (10 Days)
12M
–
Average Volume (20 Days)
12M
–
Average Volume (90 Days)
11M
–
Relative Volume
0.64
0.76
Relative Strength Index (14)
43.1
46.7
Volatility (1 Year)
93.6%
64.2%
Beta (5 Years)
2.18
1.04

MarginsIndustry

Gross Margin
34.4%
55.9%
Operating Margin
-81.3%
-5.12%
Pretax Margin
-80.9%
-2.32%
Profit Margin
-81.3%
-9.29%
EBITDA Margin
-81.3%
-2.52%
FCF Margin
-88.8%
0.65%

Returns on capitalIndustry

Return on Assets (ROA)
-17.2%
-12.3%
Return on Capital Employed (ROCE)
-20.0%
-8.13%

Financial positionIndustry

Current Ratio
4.62
2.49
Quick Ratio
3.57
1.53
Interest Coverage
-17.15
-1.63

GrowthIndustry

Revenue Growth (YoY)
4.41%
9.42%
Revenue Growth (3Y CAGR)
7.64%
7.08%
Revenue Growth (5Y CAGR)
15.2%
11.8%

EfficiencyIndustry

Asset Turnover
0.21
0.59
Inventory Turnover
1.87
2.20
Revenue Per Employee
$332.77K
$331.99K
Profits Per Employee
-$270.58K
-$46.47K
Employee Count
485
193
WACC
16.0%
9.91%

Income statement (TTM)Industry

Revenue
$161.39M
$108.17M
Gross Profit
$55.52M
$62.29M
Operating Income
-$131.17M
-$3.72M
Pretax Income
-$130.52M
-$1.83M
Net Income
-$131.23M
-$6.19M
EBITDA
-$131.17M
-$1.98M
EPS (Diluted)
-$0.42
-$0.11

Balance sheetIndustry

Net Cash (Debt)
$199.42M
$3.95M
Net Cash Per Share
$0.64
$0.26
Equity (Book Value)
-$61.38M
$63.80M
Book Value Per Share
-$0.20
$3.26
Tangible Book Value
-$391.31M
$11.61M
Working Capital
$241.26M
$57.32M

Cash flow (TTM)Industry

Operating Cash Flow
-$136.95M
-$483.87K
Capital Expenditures
-$6.45M
-$3.94M
Free Cash Flow
-$143.40M
-$238.00K
FCF Per Share
-$0.46
-$0.00

Dividends and yieldsIndustry

Earnings Yield
-21.5%
-4.76%
FCF Yield
-23.5%
0.28%
Dividend Yield
0.00%
0.79%
Shareholder Yield
0.00%
1.12%
Dividend Per Share
$0.00
$0.72
Years of Dividend Growth
0
0

Taxes and interestIndustry

Interest Expense
$7.65M
$5.40M
Income Tax
$713.00K
$1.55M

Scores and fair valueIndustry

Altman Z-Score
-4.92
2.47
Piotroski F-Score
4
5

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.

PeriodPACBS&P 500DifferencePACB per yearS&P 500 per year
1 month-4.4%-3.0%−1.4 pts
3 months+70.4%-2.8%+73.2 pts
Year to date+4.8%+11.5%−6.7 pts
1 year+20.2%+13.5%+6.8 pts
3 years-69.6%+77.7%−147.3 pts-32.7%+21.1%
5 years-92.8%+72.6%−165.4 pts-41.0%+11.5%
10 years-75.4%+308.2%−383.5 pts-13.1%+15.1%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

54M PACB shares were sold short on Oct 30, 2026, up 14.4% from the previous report, or 18.05% of the shares available to trade. At recent volumes it would take 4.1 days to buy them back. Over the last 20 sessions, 58.7% of the volume reported to FINRA was short selling.

Settlement dateShares shortChangeAvg. daily volumeDays to cover
Oct 30, 202653,681,529+14.4%12,977,9334.1
Oct 15, 202646,933,159-0.6%21,423,3842.2
Sep 30, 202647,224,448-3.4%15,907,9773.0
Sep 15, 202648,892,225-1.4%4,660,23010.5
Aug 31, 202649,578,770-7.2%7,342,6416.8
Aug 14, 202653,412,027+9.0%8,056,8916.6
Jul 31, 202649,004,841+6.0%6,666,7067.3
Jul 15, 202646,237,636-2.6%4,638,32910.0
Jun 30, 202647,490,204-21.6%7,291,1536.5
Jun 15, 202660,560,138+24.3%5,954,10910.2
May 29, 202648,707,384-18.7%5,684,3308.6
May 15, 202659,926,798+27.3%6,645,5789.0

Ratios use trailing-twelve-month results and the latest balance sheet. How we calculate.

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