1. Japan Stocks

  2. •

    Producer manufacturing

  3. •

    Auto parts: OEM
Diamond Electric Holdings Co., Ltd.

Diamond Electric Holdings Co., Ltd.

TTSE:6699
460.00
JPY
-3.00
(-0.65%)
6.21BMarket Cap
Nov 13Next Earn
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
2026 Y
TTM
Revenue per Share
15,395.9
13,606.44
10,328.85
10,604.98
11,822.51
11,146.9
10,909.69
11,113.82
- -
Basic EPS, GAAP
39.59
-340.3
13.89
178.95
-139.5
-226.56
48.88
24.92
- -
Free Cash Flow per Basic Share
-524.36
-891.74
252.81
-1,105.53
-844.39
-230.02
262.14
-318.48
- -
Dividend per Share
12.46
17.24
7.46
25.86
26.08
13.5
13.44
39.39
- -
Book Value per Share
1,989.64
877.34
1,023.47
1,380.57
1,288.39
1,211.18
1,354.85
1,278.07
- -
Tangible Book Value per Share
1,906.08
823.53
962.94
1,320.96
1,219
1,133.07
1,287.89
1,231.91
- -
Basic Weighted Avg Shares
4
5
7
7
8
8
8
9
13
Sales/Revenue/Turnover
55,610
71,012
70,639
76,271
91,106
93,334
91,724
96,768
- -
Operating Margin (%)
1.07
0.72
3.18
0.65
-1.3
0.25
2.48
2.51
- -
Depreciation Expense
1,734
2,219
2,198
2,169
2,673
2,846
3,160
3,042
- -
Net Income, GAAP
143
-1,776
95
1,287
-1,075
-1,897
411
217
- -
Effective Tax Rate (%)
78.55
- -
90.54
10.31
- -
- -
68.93
76.42
- -
Profit Margin (%)
0.26
-2.5
0.13
1.69
-1.18
-2.03
0.45
0.22
- -
Working Capital
8,561
7,941
7,911
5,712
3,532
-2,441
-2,539
-744
- -
LT Debt
12,645
14,969
14,457
16,352
17,576
14,946
12,693
11,812
- -
Total Equity
8,743
6,112
7,185
10,175
10,902
10,279
11,551
14,166
- -
Return on Invested Capital (%)
- -
- -
0.61
1.06
- -
- -
1.37
1.1
- -
Return on Capital (%)
- -
- -
0.3
3.65
- -
- -
1.26
0.88
- -
Return on Common Equity (%)
- -
-26.93
1.45
15.02
-10.31
-18.13
3.82
1.71
- -

Capital Structure

JPY

•

in mil. unless spec.
Sep'26
Mar'26
Jun'27
ST Debt
26,876
27,567
- -
LT Borrowings
10,427
10,901
- -
LT Finance Leases
1,006
911
- -
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
9
11
12
Market Capitalization
4,970
6,214
5,451

Working Capital

JPY

•

in mil. unless spec.
Sep'26
Mar'26
Jun'27
Total Current Assets
51,259
55,260
- -
Cash, Cash Equivalents & STI
6,782
6,472
- -
Accounts Receivable, Net
13,424
14,375
- -
Inventories
25,492
28,044
- -
Total Current Liabilities
54,464
56,004
- -
Payables & Accruals
- -
- -
- -
ST Debt
26,876
27,567
- -
Deferred Revenue
- -
- -
- -

Growth Rates

JPY

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
- -
15.61%
22.64%
Free Cash Flow
- -
-217.73%
-225.82%
Net Income, GAAP
- -
195.76%
-47.2%
Sales/Revenue/Turnover
- -
6.73%
5.5%
Total Cash Common Dividend
- -
- -
203.54%

Quarterly Revenue

JPY

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2025
- -
- -
- -
- -
91,724
2026
- -
- -
- -
- -
96,768
2027
- -
- -
- -
- -
- -

Quarterly Earnings Per Share

JPY

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2025
- -
- -
- -
- -
48.88
2026
- -
- -
- -
- -
24.92
2027
- -
- -
- -
- -
- -

Quarterly Dividends Per Share

JPY

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2025
- -
- -
- -
- -
13.44
2026
- -
- -
- -
- -
39.39
2027
- -
- -
- -
- -
- -

Company Description

Company Profile APIChatGPT
CEO
Yuri Ono
Full Time Employees
3,503
Sector
Producer manufacturing
Industry
Auto parts: OEM
Address
1-15-15, Tsukamoto Osaka OS Japan 532-0026
IPO Date
Oct 1, 2018
Website
diaelec-hd.co.jp
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Business
Diamond Electric Holdings Co., Ltd. manufactures and sells automotive electronic components, energy solutions, and electronic control devices primarily in Japan and overseas markets. The company produces ignition coils including pencil coils, square coil-on-plug types, and those with ion current detection; automotive electrical equipment such as DC-DC converters for hybrid vehicles and idling stops, air conditioner controllers, body control units, on-board chargers, rotation sensors, harness assemblies, and transmission switches; energy solutions encompassing solar inverters, hybrid battery systems, and TABUCHI-cloud remote monitoring services; and electronic control products like high voltage generators, power devices including reactors, choke coils, inductors, transformers, and coils for IH cookers. Incorporated in 2018 and headquartered in Osaka, Japan, it operates factories and sales offices across Japan, the United States including West Virginia and Michigan, Hungary, Thailand, China, India, Vietnam, Indonesia, and South Korea. Recent developments include a ransomware incident at an overseas subsidiary reported in November 2025, financial results revisions for fiscal year 2024/2025 boosting profitability, capital reserve reduction, year-end dividend announcements, and funding provided to subsidiary Diamond Electric Asia Pacific Co., Ltd.