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GCT Semiconductor Holding, Inc. (GCTS) stock

GCTSNYSESemiconductors & Related DevicesFiscal year ends December 31Also trades as GCTS.WT
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 10, 2026Score 0/30
$1.59+0.14 (+9.66%)

Close on Nov 11, 2026Market cap $146.23MP/E –Yield –

GCT Semiconductor Holding, Inc. saw revenue fall 32.8% to $4.08M over the twelve months to Jun 30, 2026. Free cash flow was -$40.66M. At the latest close the market valued the company at $146.23M.

Revenue
$4.08M
-32.8% vs. a year earlier
Operating income
-$34.76M
TTM Q2 2026
Free cash flow
-$40.66M
TTM Q2 2026
EPS, diluted
-$0.81
TTM Q2 2026

Key statistics

Valuation at the latest close; fundamentals over the trailing twelve months, balances at Jun 30, 2026

Valuation

Market cap
$146.23M
P/E ratio
–
Price to sales
35.85
Price to book
–
Dividend yield
–
Free cash flow yield
-27.80%

Fundamentals

Revenue
$4.08M
Net income
-$53.11M
EPS, diluted
-$0.81
Free cash flow
-$40.66M
Book value per share
-$0.63
Diluted shares
83M

Trading

Next earnings
Nov 11, 2026 (estimated, after the close)
Previous close
$1.45
Open
$1.55
Day's range
$1.49 – $1.62
Volume
1,926,249
Average volume (20 days)
2,015,658
Beta (5 years)
1.07
52-week range
$0.95 – $3.93
RSI (14 days)
55.5
Volatility (1 year)
104.4%
Relative volume
1.02×
WACC
10.2%

Market cap history

Month-end market cap since 2024, using shares outstanding reported at the time

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.

PeriodGCTSS&P 500DifferenceGCTS per yearS&P 500 per year
1 month-21.3%-2.4%−18.9 pts
3 months-22.1%-1.2%−20.9 pts
Year to date+32.5%+12.3%+20.2 pts
1 year+16.9%+12.4%+4.5 pts
3 years-84.9%+78.8%−163.7 pts-46.8%+21.4%

Five years at a glance

Fiscal years 2021 to 2025 and trailing twelve months, USD

Revenue

$4.08M-32.8% YoY

Gross profit

-$1.56M-158.5% YoY

Operating income

-$34.76M

Net income

-$53.11M

EPS, diluted

-$0.81

Free cash flow

-$40.66M
Reported periodTrailing twelve months

Press releases

Releases GCT Semiconductor filed with the SEC as exhibits to Form 8-K or 6-K

All press releases and earnings

About GCT Semiconductor

Semiconductors & Related Devices

GCT Semiconductor, Inc. operates in the semiconductor industry, offering commercial products and related services. The company engages in semiconductor technology development, supported by collaborative research and development arrangements with partner organizations such as Samsung and Alpha Holdings. Its commercial activities encompass both product sales and technical service offerings. GCT Semiconductor supplies its technology and components to a portfolio of commercial clients and equipment manufacturers, with customer exposure that includes major business partners identified in its disclosures as Customer B, Customer F, Customer H, Customer K, Customer M, and Customer O.

Company profile, executives and history

GCT Semiconductor stock: common questions

What is GCT Semiconductor's stock price?

GCTS closed at $1.59 on Nov 11, 2026, up 9.66% on the day. Over the past 52 weeks it traded between $0.95 and $3.93.

What is GCT Semiconductor's market cap?

GCT Semiconductor was worth $146.23M at the close on Nov 11, 2026: the share price times the diluted shares outstanding.

What is GCTS's P/E ratio?

GCT Semiconductor lost money over the twelve months to Jun 30, 2026 (diluted EPS -$0.81), so it has no meaningful P/E ratio.

How much revenue does GCT Semiconductor make?

GCT Semiconductor reported revenue of $4.08M for the twelve months to Jun 30, 2026, down 32.8% from a year earlier.

Does GCT Semiconductor pay a dividend?

No. GCT Semiconductor has not paid a cash dividend over the last twelve months.

When does GCT Semiconductor report earnings next?

GCT Semiconductor is expected to report Q3 FY2026 results on Nov 11, 2026, after the close. The date is estimated from its past reporting pattern until the company confirms it.

How has GCTS stock performed over the past year?

Including dividends, GCTS returned +16.9% over the past year, against +12.4% for the S&P 500.

How many GCTS shares are sold short?

13M shares were sold short at the latest FINRA report, 15.31% of the float, or 6.5 days of average trading volume.

Who are GCT Semiconductor's competitors?

Companies most similar to GCT Semiconductor by business, industry and size include ALMU, MOBX, KOPN, PRSO, GSIT.

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