6668
ADTEC PLASMA TECHNOLOGY CO.,LTD.
株式会社アドテックプラズマテクノロジー
Electric Appliances
Adtec Plasma Technology Co., Ltd. engages in the design, manufacture, sale, and technical support of RF plasma generators, matching units, and digital RF power tracers in Japan. The company provides radio frequency plasma generator, automatic impedance matching boxes, digital power tracer, DC power supply products, and microwaves. Its products are installed on tools for LCD panels and semiconductor processes. The company was formerly known as Adtec Co. and changed its name to Adtec Plasma Technology Co., Ltd. in December 2000. Adtec Plasma Technology Co., Ltd. was incorporated in 1985 and is headquartered in Fukuyama, Japan.
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Overview
Filings & Signals
Ownership
Financials
▾ Collapse Charts
Income Statement
Balance Sheet
Cash Flow
Ratios & Per Share
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Net Sales
¥12.7B
¥11.3B
¥12.5B
¥12.3B
¥8.0B
Cost of Sales
¥7.9B
¥7.1B
¥7.4B
¥6.9B
¥4.8B
Gross Profit
¥4.8B
¥4.2B
¥5.1B
¥5.4B
¥3.2B
SG&A
¥3.0B
¥2.7B
¥2.9B
¥2.7B
¥2.1B
Operating Income
¥1.8B
¥1.5B
¥2.2B
¥2.7B
¥1.1B
Non-Operating Income
¥233M
¥235M
¥138M
¥362M
¥116M
Interest Income
¥18M
¥16M
¥5M
¥1M
¥1M
Non-Operating Expenses
¥144M
¥108M
¥92M
¥47M
¥58M
Interest Expense
¥122M
¥94M
¥76M
¥41M
¥29M
Ordinary Income
¥1.9B
¥1.6B
¥2.3B
¥3.1B
¥1.2B
Pre-tax Income
¥2.6B
¥1.6B
¥2.3B
¥3.1B
¥1.2B
Income Taxes
¥583M
¥399M
¥612M
¥854M
¥269M
Current Tax
¥536M
¥332M
¥572M
¥911M
¥297M
Deferred Tax
¥46M
¥66M
¥39M
¥-57M
¥-28M
Net Income (owners)
¥2.0B
¥1.2B
¥1.7B
¥2.2B
¥875M
Minority Interest
¥0M
¥0M
¥2M
¥22M
¥15M
Comprehensive Income
¥1.2B
¥1.5B
¥1.9B
¥2.7B
¥933M
EBITDA
¥2.4B
¥2.0B
¥2.6B
¥3.0B
¥1.3B
EPS
¥234.40
¥141.83
¥195.66
¥253.56
¥101.96
Shares Outstanding
8.6M
8.6M
8.6M
8.6M
8.6M
Shares Issued (total)
8.6M
8.6M
8.6M
8.6M
8.6M
Treasury Shares
0.0M
0.0M
0.0M
0.0M
0.0M
Metric
FY 2025
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FY 2024
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FY 2023
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FY 2022
EDINET ↗
FY 2021
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Total Assets
¥27.2B
¥26.6B
¥27.2B
¥20.8B
¥12.9B
Current Assets
¥21.2B
¥20.5B
¥21.9B
¥17.0B
¥11.0B
Cash & Deposits
¥8.3B
¥6.4B
¥5.9B
¥4.3B
¥2.9B
Trade Receivables
¥2.6B
¥2.4B
¥2.8B
¥2.6B
—
Non-Current Assets
¥6.0B
¥6.1B
¥5.3B
¥3.8B
¥1.9B
PP&E
¥5.0B
¥5.7B
¥4.9B
¥3.4B
¥1.6B
Intangible Assets
¥202M
¥266M
¥190M
¥212M
¥181M
Investment Securities
¥450M
¥1M
¥1M
¥1M
¥1M
Deferred Tax Assets
¥87M
¥58M
¥100M
¥141M
¥66M
Total Liabilities
¥14.0B
¥14.5B
¥16.4B
¥11.7B
¥6.1B
Current Liabilities
¥9.3B
¥8.8B
¥10.0B
¥7.7B
¥4.2B
ST Debt
¥7.4B
¥7.7B
¥8.3B
¥5.6B
¥3.1B
Taxes Payable
¥310M
¥60M
¥105M
¥766M
¥203M
Non-Current Liabilities
¥4.7B
¥5.7B
¥6.4B
¥3.9B
¥1.8B
Total LT Borrowings
¥4.4B
¥5.5B
¥6.3B
¥3.8B
¥1.7B
Pension Obligations
¥1M
—
¥0M
¥36M
¥30M
Deferred Tax Liab.
¥121M
¥45M
¥20M
¥21M
¥5M
Total Equity
¥13.2B
¥12.1B
¥10.9B
¥9.2B
¥6.8B
Capital Stock
¥835M
¥835M
¥835M
¥836M
¥836M
Capital Surplus
¥677M
¥678M
¥678M
¥718M
¥908M
Retained Earnings
¥11.6B
¥9.8B
¥8.7B
¥7.2B
¥5.1B
Treasury Stock
¥-30M
¥-54M
¥-5M
¥-20M
¥-1M
AOCI
¥121M
¥881M
¥632M
¥427M
¥-37M
Equity (owners)
¥13.1B
¥11.2B
¥10.2B
¥8.7B
¥6.9B
Minority Interests
¥2M
¥1M
¥1M
¥8M
¥15M
Total Interest-Bearing Debt ⓘ
¥11.8B
¥13.2B
¥14.6B
¥9.4B
¥4.8B
Net Cash ⓘ
¥-3.5B
¥-6.8B
¥-8.7B
¥-5.1B
¥-1.9B
NCAV ⓘ
¥7.2B
¥5.9B
¥5.5B
¥5.3B
¥4.9B
NCAV/Share
¥837
¥695
¥645
¥623
¥575
BV/Share
¥1,524
¥1,311
¥1,193
¥1,017
¥800
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
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FY 2022
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FY 2021
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Operating CF
¥3.4B
¥3.0B
¥-1.5B
¥-1.6B
¥-185M
Interest Paid
¥-126M
¥-94M
¥-80M
¥-43M
¥-28M
Interest Received
¥18M
¥16M
¥5M
¥1M
¥1M
D&A
¥570M
¥520M
¥317M
¥272M
¥202M
Investing CF
¥-259M
¥-937M
¥-1.9B
¥-1.7B
¥-226M
CapEx
¥260M
¥927M
¥1.9B
¥1.7B
¥144M
Financing CF
¥-1.1B
¥-1.7B
¥5.0B
¥4.2B
¥170M
Dividends Paid
¥-179M
¥-188M
¥-136M
¥-112M
¥-94M
Share Buybacks
—
¥-80M
¥-27M
¥-44M
¥-0M
LT Debt Repaid
¥-1.1B
¥-1.1B
¥-487M
¥-364M
¥-270M
Free Cash Flow
¥3.1B
¥2.1B
¥-3.4B
¥-3.3B
¥-330M
Net Change in Cash
¥1.9B
¥469M
¥1.6B
¥1.4B
¥-151M
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
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FY 2022
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FY 2021
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ROE
15.9%
10.6%
16.8%
27.2%
13.6%
ROA
7.5%
4.5%
7.0%
12.9%
6.8%
EPS
¥234.40
¥141.83
¥195.66
¥253.56
¥101.96
DPS
¥27.00
¥20.00
¥20.00
¥14.00
¥12.00
BPS
¥1,538.55
¥1,414.15
¥1,266.37
¥1,066.53
¥795.56
FCF/Share
¥362
¥246
¥-394
¥-380
¥-38
NCAV/Share
¥837
¥695
¥645
¥623
¥575
Payout Ratio
11.5%
14.1%
10.2%
5.5%
11.8%
Event Timeline
S Shareholder
A Capital Signal
▾ Hide Chart
Large Shareholder Reports 15
Date Activist Stake Event Flag Demands Source
2026-05-12
Asset Management One Co., Ltd.
5.37%
-2.3%
change
Passive
—
2026-03-06
SBI Asset Management Co., Ltd.
5.17%
-0.5%
change
Passive
—
2026-02-20
Asset Management One Co., Ltd.
7.67%
+2.32%
change
Passive
—
2026-02-06
Asset Management One Co., Ltd.
5.35%
+1.58%
initial_5pct
Passive
—
2025-11-10
SBI Asset Management Co., Ltd.
5.67%
initial_5pct
Passive
—
2025-05-22
Asset Management One Co., Ltd.
3.77%
-2.16%
change
Passive
—
2025-05-09
Asset Management One Co., Ltd.
5.93%
-2.3%
change
Passive
—
2025-02-07
Asset Management One Co., Ltd.
8.23%
-1.63%
change
Passive
—
2025-02-03
Shuitsu Fujii
22.71%
-3.49%
change
Passive
—
2024-11-08
Asset Management One Co., Ltd.
9.86%
+1.06%
change
Passive
—
2024-09-06
Asset Management One Co., Ltd.
8.8%
+1.19%
change
Passive
—
2024-08-22
Asset Management One Co., Ltd.
7.61%
+1.21%
change
Passive
—
2024-08-07
Asset Management One Co., Ltd.
6.4%
+1.08%
change
Passive
—
2024-01-11
Asset Management One Co., Ltd.
5.32%
initial_5pct
Passive
—
2023-12-07
Shuitsu Fujii
26.2%
change
Passive
—
Top 10 Shareholders
Ownership DNA
#
Shareholder
Shares (thou.)
% of Total
1
藤井 修逸
1,949,800
22.76%
2
佐々木 嘉樹
210,000
2.45%
3
Custody Bank of Japan, Ltd. (Trust Account)
株式会社日本カストディ銀行(信託口)
208,600
2.43%
4
WILL FIELD CAPITAL PTE. LTD. (常任代理人 三田証券株式会社)
205,400
2.40%
5
BNP PARIBAS LUXEMBOURG/2S/JASDEC/FIM/LUXEMBOURG FUNDS/UCITS ASSETS (常任代理人 香港上海銀行東京支店)
205,000
2.39%
6
JPMorgan Chase Bank, N.A.
JP MORGAN CHASE BANK 380802 (常任代理人 株式会社みずほ銀行決済営業部)
199,800
2.33%
7
島根 良明
111,600
1.30%
8
NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN (CASHPB) (常任代理人 野村證券株式会社)
104,300
1.22%
9
アドテックプラズマテクノロジー従業員持株会
101,800
1.19%
10
越智 年宣
90,900
1.06%
Domestic Nominees
2.4%
-8.0% vs 2024
Trust bank custodians — GPIF, pensions, investment trusts
Foreign Custodians
2.3%
+2.3% vs 2024
Sub-custodians for foreign asset managers
Direct / Strategic
34.8%
-3.2% vs 2024
Named entities with disclosed investment intent
Shareholder
Trend
2023
2024
2025
藤井 修逸
26.79%
26.31%
22.76%
-3.55%
佐々木 嘉樹
↑
—
1.52%
2.45%
+0.93%
日本カストディ銀行
4.36%
9.20%
2.43%
-6.77%
WILL FIELD CAPITAL PTE. LTD.
NEW ENTRY
—
—
—
2.40%
NEW
BNP PARIBAS LUXEMBOURG/2S/JASDEC/FIM/LUXEMBOURG FUNDS/UCITS ASSETS
NEW ENTRY
—
—
—
2.39%
NEW
JP Morgan
NEW ENTRY
—
—
—
2.33%
NEW
島根 良明
NEW ENTRY
—
—
—
1.30%
NEW
NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN (CASHPB)
NEW ENTRY
0.98%
—
1.22%
NEW
アドテックプラズマテクノロジー従業員持株会
1.21%
1.12%
1.19%
+0.07%
越智 年宣
0.81%
0.94%
1.06%
+0.12%
BNY GCM CLIENT ACCOUNT JPRD AC ISG(FE-AC)
last seen 2024
Exited Top 10
—
3.57%
—
MSIP CLIENT SECURITIES
last seen 2024
Exited Top 10
—
1.63%
—
いやさか投資事業有限責任組合
last seen 2024
Exited Top 10
—
1.53%
—
Goldman Sachs
last seen 2024
Exited Top 10
0.70%
1.37%
—
日本マスタートラスト信託銀行
last seen 2024
Exited Top 10
—
1.25%
—
崎谷 文雄
last seen 2023
Exited Top 10
0.61%
—
—
JPモルガン証券
last seen 2023
Exited Top 10
0.83%
—
—
Barclays
last seen 2023
Exited Top 10
0.60%
—
—
サムコ
last seen 2023
Exited Top 10
0.70%
—
—
Concentration (HHI)
ⓘ
742
802
553
3 fiscal years · top-10 holders per year · >2,500 HHI = high concentration · entity-resolved