ChipMOS Technologies Inc (IMOS) stock

IMOSNasdaqSemiconductors & Related DevicesFiscal year ends December 31

Financials through fiscal 2025, year ended Dec 31, 2025Last filing: 20-F on Apr 14, 2026Score 2/30

$49.22−1.51 (-2.98%)

Close on Nov 13, 2026Market cap $1.72BP/E –Yield –

ChipMOS Technologies statistics

75 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: –
Last ex-dividend date: Jun 29, 2026
Fundamentals through: Dec 31, 2025
Share price as of: –

Valuation ratiosIndustry

Market Cap: 56.59B TWD; –
Enterprise Value: 57.20B TWD; –
PS Ratio: 2.36; –
P/FCF Ratio: 389.73; –
P/OCF Ratio: 14.16; –

Enterprise valuationIndustry

EV / Sales: 2.39; –
EV / EBITDA: 9.16; –
EV / EBIT: 50.06; –
EV / FCF: 393.94; –

Share statisticsIndustry

Shares Outstanding: 700M; 4.45B
Shares Change (YoY): -2.91%; 0.00%
Float: 686M; 3.32B
Shares Held by Insiders: 2.01%; 2.01%
Shares Held by Institutions: 0.39%; 2.97%

Short sellingIndustry

Short Interest: 128,519; –
Short Interest Change: 4.88%; –
Days to Cover: 2.05; –

Stock price statisticsIndustry

Price Change (1 Week): 12.4%; –
Price Change (1 Month): -24.4%; –
Price Change (3 Months): -14.0%; –
Price Change (6 Months): -3.05%; –
Price Change (YTD): 66.1%; –
Price Change (1 Year): 91.1%; –
Price Change (3 Years): 106.5%; –
Price Change (5 Years): 49.8%; –
Price Change (10 Years): 167.1%; –
Average Volume (10 Days): 89,177; –
Average Volume (20 Days): 76,055; –
Average Volume (90 Days): 97,972; –
Relative Volume: 0.66; –
Relative Strength Index (14): 40.2; –
Volatility (1 Year): 82.0%; –
Beta (5 Years): 1.17; –

MarginsIndustry

Gross Margin: 10.8%; 17.7%
Operating Margin: 4.77%; 7.97%
Pretax Margin: 2.47%; 7.95%
EBITDA Margin: 26.1%; 18.5%
FCF Margin: 0.61%; 0.61%

Returns on capitalIndustry

Return on Capital Employed (ROCE): 3.28%; 8.02%

Financial positionIndustry

Current Ratio: 2.40; 2.29
Quick Ratio: 1.99; 1.58
Debt / EBITDA: 2.48; –
Debt / FCF: 106.55; –
Net Debt / EBITDA: 0.10; –
Interest Coverage: 3.79; 6.85

GrowthIndustry

Revenue Growth (YoY): 5.45%; 8.39%
FCF Growth (YoY): -83.1%; –
Revenue Growth (3Y CAGR): 0.59%; -1.28%
Revenue Growth (5Y CAGR): 0.79%; –

EfficiencyIndustry

Asset Turnover: 0.53; 0.52
Inventory Turnover: 7.05; 7.05
Revenue Per Employee: 36.76M TWD; 36.76M TWD
Employee Count: 651; 14,258
WACC: 9.62%; –

Income statement (TTM)Industry

Revenue: 23.93B TWD; 237.55B TWD
Gross Profit: 2.59B TWD; 68.91B TWD
Operating Income: 1.14B TWD; 43.95B TWD
Pretax Income: 590.74M TWD; 48.08B TWD
EBITDA: 6.24B TWD; 43.95B TWD

Balance sheetIndustry

Cash & Short-Term Investments: 14.86B TWD; 92.47B TWD
Total Debt: 15.47B TWD; 27.60B TWD
Net Cash (Debt): -611.86M TWD; -73.63M TWD
Net Cash Per Share: -0.87 TWD; -0.87 TWD
Working Capital: 14.67B TWD; 65.32B TWD

Cash flow (TTM)Industry

Operating Cash Flow: 4.00B TWD; 99.86B TWD
Capital Expenditures: -3.85B TWD; -47.74B TWD
Free Cash Flow: 145.20M TWD; 145.20M TWD
FCF Per Share: 0.21 TWD; 0.21 TWD

Dividends and yieldsIndustry

FCF Yield: 0.26%; –
FCF Payout Ratio: 601.0%; –

Taxes and interestIndustry

Interest Expense: 301.29M TWD; 1.60B TWD
Income Tax: 40.11M TWD; 7.90B TWD
Effective Tax Rate: 6.79%; –

Scores and fair valueIndustry

Altman Z-Score: 2.83; –
Beneish M-Score: -2.63; –

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.

Period	IMOS	S&P 500	Difference	IMOS per year	S&P 500 per year
1 month	-31.9%	-3.0%	−28.8 pts
3 months	-14.8%	-2.8%	−12.0 pts
Year to date	+68.2%	+11.5%	+56.7 pts
1 year	+78.7%	+13.5%	+65.3 pts
3 years	+130.0%	+77.7%	+52.3 pts	+32.0%	+21.1%
5 years	+93.5%	+72.6%	+20.9 pts	+14.1%	+11.5%
10 years	+366.3%	+308.2%	+58.2 pts	+16.6%	+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.

0M IMOS shares were sold short on Oct 30, 2026, up 4.9% from the previous report. At recent volumes it would take 2.0 days to buy them back. Over the last 20 sessions, 55.9% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	128,519	+4.9%	62,626	2.0
Oct 15, 2026	122,536	+1.5%	111,671	1.1
Sep 30, 2026	120,715	+33.3%	100,616	1.2
Sep 15, 2026	90,533	-16.1%	63,489	1.4
Aug 31, 2026	107,858	-6.4%	61,962	1.7
Aug 14, 2026	115,206	+17.5%	117,169	1.0
Jul 31, 2026	98,049	-15.5%	131,983	1.0
Jul 15, 2026	116,050	+47.4%	145,171	1.0
Jun 30, 2026	78,742	+4.9%	110,662	1.0
Jun 15, 2026	75,068	+2.9%	107,122	1.0
May 29, 2026	72,936	+87.7%	122,762	1.0
May 15, 2026	38,859	+34.7%	113,223	1.0

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

Where these numbers come from

Parsed from the XBRL in ChipMOS Technologies's annual and quarterly filings with the SEC
Per-share figures adjusted for the 1-for-4 reverse split on Jan 24, 2011
Fourth quarters derived from the annual report minus nine months
Every figure in the statements links to its source filing

Against peers

Trailing twelve months. Peers are matched on business description, industry and size. Ticks are peers, the dot is IMOS.

Compare: IMOS vs AMKR · IMOS vs AMAT · IMOS vs TXN · IMOS vs ADI · IMOS vs MRVL

Revenue growth5.5% · median 20.3%

Gross margin10.8% · median 52.2%

Operating margin4.8% · median 29.6%

Company	Revenue	Growth
AMAT	$30.84B	+7.8%
IMOS	23.93B TWD	+5.5%
TXN	$20.77B	+20.3%
ADI	$13.88B	+33.6%
MRVL	$9.45B	+30.6%
AMKR	$7.46B	+15.7%

Company

Exchange: Nasdaq
Industry: Semiconductors & Related Devices
Fiscal year ends: December 31
Employees: 651
Held by institutions: 0.4%
Auditor: PricewaterhouseCoopers, Taiwan
SEC CIK: 1123134

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