GCT Semiconductor Holding (GCTS) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

GCT Semiconductor Holding

NYSE•Technology•Semiconductors

$1.83+0.02(0.01%)Market open

Market Cap

$170.07M

P/S

41.7x

GCT Semiconductor Holding, Inc., a fabless semiconductor company, designs, manufactures, and sells communication semiconductors for industrial, business-to-business, and consumer applications in the United States, Taiwan, China, Germany, and South Korea. The company offers wireless communication technologies, such as 5G/5.75G/4.5G/4G transceivers and modems; RF and modem chipsets based on fourth-generation (4G) long term evolution (LTE) technology, including 4G LTE, 4.5G LTE Advanced, and 4.75G LTE Advanced-Pro; baseband modem solutions, RF transceivers, and system-on-chip (SoC) solutions; and product design and support, warranty development, customer support, and technical support services. It also develops and sells cellular Internet of Things (IoT) chipsets for low-speed mobile networks, such as eMTC/NB-IOT/Sigfox, and other network protocols; and 5G NR chipsets and other 5G NR solutions. The company's products and solutions are used in portable wireless routers, indoor and outdoor fixed wireless routers, industrial machine-to-machine applications, smartphones, fixed wireless subscriber terminals, various communication modules and devices, and industrial products. It sells its products directly or indirectly through distributors to wireless operators, original equipment manufacturers (OEMs), and original design manufacturers (ODMs) in Taiwan, China, Korea, Japan, Europe, North America, and South America. GCT Semiconductor Holding, Inc. has strategic partnership with MaxLinear, Inc. to develop 5G fixed wireless access (FWA) gateways and converged gateways for consumer and enterprise applications. GCT Semiconductor Holding, Inc. was founded in 1998 and is headquartered in San Jose, California.

How this company scores

PoorMetricSide Score: 19/100

Grade capped at D — Negative equity — the balance sheet is insolvent. Strongest: Balance Sheet & Red Flags (7/25); weakest: Growth (2/25).

Profitability4/25

Growth2/25

Balance Sheet & Red Flags7/25

Cash & Earnings Quality6/25

Strengths

Net cash position

Grade capped at D

Negative equity — the balance sheet is insolvent.
Interest coverage below 1× (-7.2x) — earnings cannot cover interest.

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/S · 41.7x5y range 10.5x – 141.1x

Currently above its 10-quarter median.

P/B · 3607.0x5y range 3607.0x – 3607.0x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

High Risk

Margin Pressure

Red Flag

The company posted negative operating margins in recent quarters — core operations are unprofitable.

Earnings Quality

Red Flag

Free cash flow has been negative in 8 of the last 8 quarters — earnings are not translating to cash.

Price & Volume

Market Cap $170.07M

Metrics at a Glance

as of June 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $4.08M
Q. Revenue: $971,000
TTM EBITDA: $-33.79M
TTM Op. Income: $-34.76M
Q. Op. Income: $-7.42M
TTM Net Income: $-53.11M
Q. Net Income: $-20.38M
EPS: $-0.25
Shares Out.: $82.56M

$4.08M in TTM revenue declined 32.8% YoY, reaching $971,000 last quarter. TTM EBITDA of $-33.79M and TTM operating income of $-34.76M show growth is flowing through to the bottom line. However, net income is negative at $53.11M — growth is not yet reaching the bottom line. Over the past year, TTM revenue is down 33% — a weakening trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: -23.3%
EBITDA Margin: -735.0%
Op. Margin: -763.6%
Net Margin: -2098.7%

Op. margin of -763.6% is down 121.3% YoY — costs are rising relative to revenue. Net margin at -2098.7% and gross margin of -23.3% show how much of each revenue dollar survives to profit. Over the past year, operating margin is down 19% — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: N/A
P/S Ratio: 41.7x
P/B Ratio: N/A

P/S of 41.7x and P/B of 0.0x. P/S is high, meaning growth expectations are priced in.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $49.83M
Cash: $30.23M
Long-Term Debt: $16.03M
Book Value: $-52.02M
D/E Ratio: N/A
Debt/EBITDA: N/A

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $-16.56M
TTM Free Cash Flow: $-40.66M
FCF Margin: -996.8%
FCF / Net Income: 0.8

TTM FCF of $-40.66M on $-16.56M in operating cash flow. The FCF / Net Income ratio of 0.8x means free cash flow covers net income — earnings are backed by cash. Over the past year, free cash flow is down 69% — a weakening trend.