1. Taiwan Stocks

  2. •

    Electronic technology

  3. •

    Electronic components
EISO Enterprise Co., Ltd.

EISO Enterprise Co., Ltd.

TTPEX:5291
58.60
TWD
-0.70
(-1.18%)
2.38BMarket Cap
2013 Y
2014 Y
2015 Y
2016 Y
2017 Y
2018 Y
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
TTM
Revenue per Share
52.36
50.31
30.11
30.69
28.71
31.32
35.2
31.38
39.79
38.33
22.95
23.94
26.72
- -
Basic EPS, GAAP
3.08
3
0.34
-0.32
-0.74
1.19
2.03
1.85
4.16
4.39
0.34
0.38
0.31
- -
Free Cash Flow per Basic Share
5.68
5.22
1.12
-3.32
-3.89
1.72
3.91
1.39
0.34
4.58
-1.84
-0.68
-4.76
- -
Dividend per Share
1.43
1.76
1.76
0.3
- -
- -
0.77
1.2
1.07
2.04
2.68
0.8
- -
- -
Book Value per Share
18.37
21.64
20.34
19.69
18.73
20.06
20.93
21.04
24
26.02
23.55
23.27
23.29
24.59
Tangible Book Value per Share
18.22
21.52
20.19
19.56
18.73
20.06
20.93
21.04
24
25.93
22.94
22.83
23.25
24.22
Basic Weighted Avg Shares
29
30
34
34
33
33
34
38
39
40
41
41
41
40
Sales/Revenue/Turnover
1,496
1,500
1,018
1,035
956
1,033
1,199
1,198
1,558
1,546
945
986
1,082
- -
Operating Margin (%)
7.56
7.03
-1.33
-0.07
-1.32
4.4
8.78
7.27
13.15
12.99
2.03
0.72
1.39
- -
Depreciation Expense
43
38
36
36
42
45
46
50
56
62
64
78
72
- -
Net Income, GAAP
88
89
11
-11
-25
39
69
71
163
177
14
16
13
- -
Effective Tax Rate (%)
23.45
26.68
30.33
- -
- -
24.86
24.11
16.38
18.71
21.08
34.04
58.64
42.43
- -
Profit Margin (%)
5.89
5.96
1.12
-1.05
-2.57
3.81
5.77
5.89
10.45
11.46
1.47
1.61
1.17
- -
Working Capital
307
498
426
327
301
263
294
293
361
521
565
505
436
451
LT Debt
140
121
106
91
186
168
88
76
22
43
206
246
321
370
Total Equity
545
728
692
656
625
669
789
808
947
1,071
991
977
939
997
Return on Invested Capital (%)
11.7
9.71
-1.12
- -
- -
3.6
8.55
9.28
15.56
13.68
1.04
0.09
0.63
- -
Return on Capital (%)
12.81
11.65
1.54
- -
- -
4.78
8.13
7.79
15.81
15.98
1.39
2.18
1.6
- -
Return on Common Equity (%)
17.71
14.03
1.6
-1.62
-3.85
6.09
9.48
8.84
18.54
17.55
1.36
1.64
1.34
- -

Capital Structure

TWD

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
ST Debt
164
214
215
LT Borrowings
318
306
367
LT Finance Leases
3
3
4
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
40
40
40
Market Capitalization
1,077
3,020
2,384

Working Capital

TWD

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
Total Current Assets
1,100
1,121
1,352
Cash, Cash Equivalents & STI
226
168
209
Accounts Receivable, Net
325
386
455
Inventories
471
487
599
Total Current Liabilities
664
746
901
Payables & Accruals
- -
- -
- -
ST Debt
164
214
215
Deferred Revenue
- -
- -
- -

Growth Rates

TWD

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
3.49%
3.49%
-3.9%
Free Cash Flow
115.8%
321.31%
585.02%
Net Income, GAAP
-21.12%
8.19%
-20.17%
Sales/Revenue/Turnover
2.26%
0.9%
9.81%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

TWD

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
230
254
261
241
986
2025
257
279
- -
269
1,082
2026
322
392
- -
- -
- -

Quarterly Earnings Per Share

TWD

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
0.11
0.32
-0.1
0.05
0.38
2025
0.01
0.01
- -
0.07
0.31
2026
0.17
0.75
- -
- -
- -

Quarterly Dividends Per Share

TWD

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
0.8
2025
- -
- -
- -
- -
- -
2026
- -
- -
- -
- -
- -

Company Description

Company Profile APIChatGPT
CEO
Shang Chih Li
Full Time Employees
292
Sector
Electronic technology
Industry
Electronic components
Address
No. 2, Zhonghua Lane Taoyuan Taiwan 333
IPO Date
Aug 30, 2013
Website
eiso.com.tw
Similar Companies
Corning Incorporated (NYSE:GLW)
Taiyo Yuden Co., Ltd. (TSE:6976)
Celestica, Inc. (NYSE:CLS)
Amphenol Corporation (NYSE:APH)
IBIDEN CO., LTD. (TSE:4062)
Vicor Corporation (NASDAQ:VICR)
Business
EISO Enterprise Co., Ltd. (5291.TWO) manufactures and sells printed circuit boards and related optoelectronic products. The company produces multi-layer PCBs (2-26 layers), heavy copper PCBs (2-6oz), first- and second-order HDI boards, FR4 rigid PCBs, dual-layer PCBs, heat-dissipating aluminum substrates, special solder mask PCBs, ethernet switches, and LED products including desk lamps, ceiling lights, table lights, LED tubes, spotlights, wall lights, downlights, and customized LED modules; these offerings serve industrial computers, internet communications, automotive applications, power supplies, satellite navigation, network equipment, medical devices, AI servers, 5G antennas, millimeter-wave components, and lighting solutions. Founded in 1994 and headquartered in Taoyuan City, Taiwan, EISO operates primarily in Asia, the Americas, and Europe, with certifications including ISO9001, ISO14001, QC080000, IATF16949:2016, and UL for heavy copper boards; it listed on the Taipei Exchange in August 2013 and went public in 2014. In recent years, EISO has pursued diversification by establishing a regenerative energy department for sustainable development, expanding into optoelectronics and special materials, and achieving growth in niche markets like AI, 5G communications, and high-end PCBs, with its diversification efforts bearing fruit as noted in 2025 industry reports.