TSEC Corporation

TWSE:6443 Stock Report

Market Cap: NT$20.5b

TSEC Past Earnings Performance

Past criteria checks 0/6

TSEC's earnings have been declining at an average annual rate of -69.2%, while the Semiconductor industry saw earnings declining at 5.2% annually. Revenues have been declining at an average rate of 14% per year.

Key information

-69.16%

Earnings growth rate

-68.14%

EPS growth rate

Semiconductor Industry Growth19.89%
Revenue growth rate-14.04%
Return on equity-89.77%
Net Margin-213.57%
Last Earnings Update31 Mar 2026

Recent past performance updates

Recent updates

Analysis Article Jan 13

Returns Are Gaining Momentum At TSEC (TWSE:6443)

If you're looking for a multi-bagger, there's a few things to keep an eye out for. Ideally, a business will show two...
Analysis Article Nov 19

We Think You Can Look Beyond TSEC's (TWSE:6443) Lackluster Earnings

The most recent earnings report from TSEC Corporation ( TWSE:6443 ) was disappointing for shareholders. Despite the...
Analysis Article Nov 13

We Think TSEC (TWSE:6443) Can Stay On Top Of Its Debt

Howard Marks put it nicely when he said that, rather than worrying about share price volatility, 'The possibility of...
Analysis Article Aug 06

TSEC Corporation's (TWSE:6443) 25% Share Price Plunge Could Signal Some Risk

TSEC Corporation ( TWSE:6443 ) shares have had a horrible month, losing 25% after a relatively good period beforehand...
Analysis Article Jun 27

TSEC (TWSE:6443) Seems To Use Debt Quite Sensibly

Howard Marks put it nicely when he said that, rather than worrying about share price volatility, 'The possibility of...
Analysis Article Mar 20

TSEC's (TWSE:6443) Solid Earnings Have Been Accounted For Conservatively

The market seemed underwhelmed by last week's earnings announcement from TSEC Corporation ( TWSE:6443 ) despite the...
Analysis Article Apr 30

The Returns On Capital At TSEC (TPE:6443) Don't Inspire Confidence

If you're looking for a multi-bagger, there's a few things to keep an eye out for. Firstly, we'd want to identify a...
Analysis Article Mar 31

TSEC Corporation's (TPE:6443) About To Shift From Loss To Profit

With the business potentially at an important milestone, we thought we'd take a closer look at TSEC Corporation's...
Analysis Article Feb 23

Can You Imagine How Elated TSEC's (TPE:6443) Shareholders Feel About Its 408% Share Price Gain?

It hasn't been the best quarter for TSEC Corporation ( TPE:6443 ) shareholders, since the share price has fallen 17% in...
Analysis Article Jan 26

Is TSEC (TPE:6443) Using Too Much Debt?

The external fund manager backed by Berkshire Hathaway's Charlie Munger, Li Lu, makes no bones about it when he says...
Analysis Article Dec 29

Analysts Expect Breakeven For TSEC Corporation (TPE:6443) Before Long

We feel now is a pretty good time to analyse TSEC Corporation's ( TPE:6443 ) business as it appears the company may be...
Analysis Article Dec 03

Is TSEC (TPE:6443) Struggling?

What underlying fundamental trends can indicate that a company might be in decline? A business that's potentially in...

Revenue & Expenses Breakdown

How TSEC makes and spends money. Based on latest reported earnings, on an LTM basis.


Earnings and Revenue History

TWSE:6443 Revenue, expenses and earnings (TWD Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
31 Mar 261,490-3,18231559
31 Dec 251,825-3,19932566
30 Sep 252,204-1,64722163
30 Jun 253,069-1,00821465
31 Mar 254,088-74023367
31 Dec 244,514-60026072
30 Sep 245,61816626171
30 Jun 246,27026039172
31 Mar 247,25037341275
31 Dec 238,26152741468
30 Sep 239,24155648774
30 Jun 239,65646638461
31 Mar 239,17833737652
31 Dec 229,00519035750
30 Sep 228,41531129343
30 Jun 227,54818232546
31 Mar 227,0267331946
31 Dec 216,1574631145
30 Sep 214,956-21142443
30 Jun 214,9012738743
31 Mar 214,75617836046
31 Dec 204,624-28635148
30 Sep 204,587-39326655
30 Jun 204,433-60925953
31 Mar 204,229-69125751
31 Dec 194,441-20126550
30 Sep 194,434-42425146
30 Jun 193,777-70825646
31 Mar 193,712-96427549
31 Dec 183,831-1,24528460
30 Sep 184,430-1,35732570
30 Jun 185,579-1,06732880
31 Mar 186,181-96032893
31 Dec 176,544-97433091
30 Sep 176,743-53626884
30 Jun 176,795-66124583
31 Mar 177,266-44825473
31 Dec 167,7551327175
30 Sep 167,88516832587
30 Jun 168,13843735791
31 Mar 167,62533134694
31 Dec 157,13517233193
30 Sep 156,8044930489
30 Jun 156,353-7529786

Quality Earnings: 6443 is currently unprofitable.

Growing Profit Margin: 6443 is currently unprofitable.


Free Cash Flow vs Earnings Analysis


Past Earnings Growth Analysis

Earnings Trend: 6443 is unprofitable, and losses have increased over the past 5 years at a rate of 69.2% per year.

Accelerating Growth: Unable to compare 6443's earnings growth over the past year to its 5-year average as it is currently unprofitable

Earnings vs Industry: 6443 is unprofitable, making it difficult to compare its past year earnings growth to the Semiconductor industry (3.4%).


Return on Equity

High ROE: 6443 has a negative Return on Equity (-89.77%), as it is currently unprofitable.


Return on Assets


Return on Capital Employed


Discover strong past performing companies

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/06/12 09:53
End of Day Share Price 2026/06/12 00:00
Earnings2026/03/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

TSEC Corporation is covered by 4 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Zhizhong ChenCapital Securities Corporation
Lida ChenMasterlink Securities Investment Advisory
Yi-Pang LinSinoPac Securities Investment Service