4434
譬ェ蠑丈シ夂、セ繧オ繝シ繝舌�シ繝ッ繝シ繧ッ繧ケ
株式会社サーバーワークス
Information & Communication
Serverworks Co.,Ltd. operates as a cloud integrator that provides integration business and services specialized for Amazon Web Services (AWS) in Japan. It also provides AWS implementation/migration support, AWS Managed services, and AWS operation automation tool. The company was founded in 2000 and is headquartered in Tokyo, 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
¥40.0B
¥35.7B
¥27.5B
¥17.3B
¥10.9B
Cost of Sales
¥36.4B
¥31.6B
¥24.0B
¥15.0B
¥9.2B
Gross Profit
¥3.6B
¥4.1B
¥3.5B
¥2.3B
¥1.7B
SG&A
¥3.0B
¥3.0B
¥2.6B
¥1.7B
¥1.1B
Operating Income
¥625M
¥1.1B
¥897M
¥552M
¥639M
Non-Operating Income
¥296M
¥229M
¥192M
¥104M
¥56M
Dividend Income
¥43M
¥33M
¥21M
¥16M
¥8M
Interest Income
¥98M
¥116M
¥52M
—
—
Non-Operating Expenses
¥155M
¥235M
¥57M
¥32M
¥41M
Interest Expense
¥3M
¥1M
¥1M
¥3M
¥2M
Ordinary Income
¥766M
¥1.1B
¥1.0B
¥624M
¥654M
Pre-tax Income
¥-55M
¥969M
¥870M
¥594M
¥643M
Income Taxes
¥546M
¥270M
¥245M
¥235M
¥222M
Current Tax
¥373M
¥354M
¥374M
¥250M
¥226M
Deferred Tax
¥172M
¥-84M
¥-129M
¥-15M
¥-5M
Net Income (owners)
¥-601M
¥677M
¥638M
¥454M
¥442M
Minority Interest
—
¥22M
¥-13M
¥-94M
¥-21M
Comprehensive Income
¥-658M
¥898M
¥971M
¥547M
¥96M
EBITDA
¥1.5B
¥1.3B
¥1.1B
¥679M
¥702M
Goodwill Amort. (J-GAAP)
¥797M
¥109M
¥113M
¥57M
—
EPS
¥-78.33
¥86.21
¥81.76
¥58.64
¥57.74
Shares Outstanding
7.4M
7.9M
7.8M
7.8M
7.7M
Shares Issued (total)
7.9M
7.9M
7.8M
7.8M
7.7M
Treasury Shares
0.5M
0.0M
0.0M
0.0M
0.0M
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Total Assets
¥20.3B
¥20.5B
¥18.1B
¥14.7B
¥11.7B
Current Assets
¥15.6B
¥15.2B
¥13.5B
¥10.8B
¥9.4B
Cash & Deposits
¥6.7B
¥6.1B
¥6.9B
¥5.7B
¥6.8B
Trade Receivables
¥5.3B
¥4.5B
¥4.0B
—
—
Non-Current Assets
¥4.7B
¥5.3B
¥4.5B
¥3.9B
¥2.3B
PP&E
¥164M
¥111M
¥53M
¥59M
¥64M
Goodwill
—
¥797M
¥911M
¥1.0B
—
Intangible Assets
¥209M
¥888M
¥1.0B
¥1.2B
¥115M
Investment Securities
¥4.0B
¥3.8B
¥3.3B
¥2.5B
¥1.9B
Deferred Tax Assets
—
¥50M
—
—
—
Total Liabilities
¥10.5B
¥9.0B
¥7.4B
¥5.1B
¥2.6B
Current Liabilities
¥10.0B
¥8.7B
¥7.1B
¥4.8B
¥2.4B
ST Debt
¥720M
—
¥100M
—
—
Taxes Payable
¥229M
¥196M
¥279M
¥166M
¥161M
Non-Current Liabilities
¥513M
¥324M
¥270M
¥246M
¥194M
Deferred Tax Liab.
¥430M
¥310M
¥255M
¥232M
¥180M
Total Equity
¥9.7B
¥11.5B
¥10.7B
¥9.7B
¥9.1B
Capital Stock
¥3.3B
¥3.3B
¥3.3B
¥3.2B
¥3.2B
Capital Surplus
¥3.2B
¥3.2B
¥3.2B
¥3.2B
¥3.2B
Retained Earnings
¥3.2B
¥3.8B
¥3.1B
¥2.5B
¥2.1B
Treasury Stock
¥-1.1B
¥-3M
¥-3M
¥-2M
¥-2M
AOCI
¥1.2B
¥1.3B
¥1.1B
¥732M
¥545M
Equity (owners)
¥8.5B
¥10.2B
¥9.6B
¥8.9B
¥8.5B
Minority Interests
—
—
¥7M
¥20M
¥54M
Total Interest-Bearing Debt ⓘ
¥720M
—
¥100M
—
—
Net Cash ⓘ
¥5.9B
¥6.1B
¥6.8B
¥5.7B
¥6.8B
NCAV ⓘ
¥5.0B
¥6.2B
¥6.1B
¥5.8B
¥6.8B
NCAV/Share
¥680
¥785
¥783
¥745
¥889
BV/Share
¥1,147
¥1,292
¥1,223
¥1,152
¥1,105
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
Operating CF
¥766M
¥907M
¥1.7B
¥82M
¥338M
Interest Paid
¥-3M
¥-1M
¥-1M
¥-3M
¥-2M
Interest Received
¥141M
¥149M
¥73M
¥19M
¥8M
D&A
¥98M
¥70M
¥67M
¥71M
¥64M
Goodwill Amort.
¥797M
¥109M
¥113M
¥57M
—
Investing CF
¥157M
¥-1.5B
¥-439M
¥-800M
¥-1.1B
CapEx
¥10M
¥70M
¥6M
¥3M
¥1M
Purchase Investments
¥-375M
¥-423M
¥-385M
¥-379M
¥-1.0B
Proceeds from Invest.
¥21M
—
—
—
—
Financing CF
¥-399M
¥-227M
¥121M
¥-437M
¥101M
Share Buybacks
¥-1.1B
—
¥-0M
¥-0M
¥-0M
LT Debt Repaid
—
—
—
¥-293M
—
Free Cash Flow
¥756M
¥836M
¥1.7B
¥79M
¥337M
Net Change in Cash
¥604M
¥-839M
¥1.4B
¥-1.2B
¥-628M
Metric
FY 2025
EDINET ↗
FY 2024
EDINET ↗
FY 2023
EDINET ↗
FY 2022
EDINET ↗
FY 2021
EDINET ↗
ROE
-5.7%
6.1%
6.3%
4.9%
4.9%
ROA
-2.9%
3.5%
3.9%
3.4%
3.8%
EPS
¥-78.33
¥86.21
¥81.76
¥58.64
¥57.74
DPS
¥25.00
—
—
—
—
BPS
¥1,312.02
¥1,453.68
¥1,360.54
¥1,246.40
¥1,176.20
FCF/Share
¥102
¥106
¥219
¥10
¥44
NCAV/Share
¥680
¥785
¥783
¥745
¥889
Event Timeline
S Shareholder
A Capital Signal
▾ Hide Chart
Large Shareholder Reports 24
Date Activist Stake Event Flag Demands Source
2026-01-26
Ryo Oishi
35.98%
-0.05%
change
Passive
—
2026-01-19
NTT DATA JAPAN CORPORATION
3.29%
change
Passive
—
2026-01-07
NTT Communications Corporation
6.67%
correction
Passive
—
2026-01-07
NTT Communications Corporation
6.67%
correction
Passive
—
2026-01-07
NTT DOCOMO BUSINESS, Inc.
6.6%
change
Passive
—
2026-01-07
NTT DOCOMO BUSINESS, Inc.
6.6%
correction
Passive
—
2026-01-07
NTT DOCOMO BUSINESS, Inc.
6.6%
correction
Passive
—
2025-12-26
NTT Communications Corporation
6.71%
+3.37%
initial_5pct
Passive
—
2025-12-26
NTT Communications Corporation
7.69%
+4.35%
initial_5pct
Passive
—
2025-12-26
NTT Communications Corporation
3.34%
initial_5pct
Passive
—
2025-12-26
NTT Communications Corporation
6.67%
+3.33%
initial_5pct
Passive
—
2025-12-26
NTT DOCOMO BUSINESS, Inc.
6.6%
initial_5pct
Passive
—
2025-10-31
Ryo Oishi
36.03%
correction
Passive
—
2025-10-24
Ryo Oishi
36.03%
-0.12%
change
Passive
—
2025-06-05
Ryo Oishi
36.15%
-0.5%
change
Passive
—
2024-05-09
Ryo Oishi
36.65%
-0.02%
change
Passive
—
2024-03-07
Ryo Oishi
36.67%
initial_5pct
Passive
—
2024-02-06
Morgan Stanley MUFG Securities Co., Ltd.
3.29%
-1.76%
change
Passive
—
2023-12-21
Morgan Stanley MUFG Securities Co., Ltd.
5.05%
+0.71%
initial_5pct
Passive
—
2023-11-07
Morgan Stanley MUFG Securities Co., Ltd.
4.34%
-0.84%
change
Passive
—
2023-10-05
Morgan Stanley MUFG Securities Co., Ltd.
5.18%
+0.06%
change
Passive
—
2023-09-22
Morgan Stanley MUFG Securities Co., Ltd.
5.12%
+1.17%
initial_5pct
Passive
—
2023-07-21
Morgan Stanley MUFG Securities Co., Ltd.
3.95%
-1.23%
change
Passive
—
2023-07-06
Morgan Stanley MUFG Securities Co., Ltd.
5.18%
initial_5pct
Passive
—
Top 10 Shareholders
Ownership DNA
Cross-Holdings Tracker 4
#
Shareholder
Shares (thou.)
% of Total
1
大石 良
1,580,589
21.32%
2
株式会社BSアセットマネジメント
1,270,000
17.13%
3
株式会社テラスカイ
1,013,600
13.67%
4
Japan Master Trust Bank
日本マスタートラスト信託銀行株式会社(信託口)
320,600
4.32%
5
NTTドコモビジネス株式会社
260,000
3.51%
6
株式会社ホクエツ
226,200
3.05%
7
羽柴 孝
221,862
2.99%
8
NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN (CASHPB)(常任代理人 野村證券株式会社)
154,100
2.08%
9
INTERACTIVE BROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)
117,600
1.59%
10
サーバーワークス従業員持株会
79,800
1.08%
Domestic Nominees
4.3%
-3.6% vs 2025
Trust bank custodians — GPIF, pensions, investment trusts
Foreign Custodians
0.0%
+0.0% vs 2025
Sub-custodians for foreign asset managers
Direct / Strategic
66.4%
+5.0% vs 2025
Named entities with disclosed investment intent
Shareholder
Trend
2023
2024
2025
2026
大石 良
34.46%
34.12%
32.35%
21.32%
-11.03%
式会社BSアセットマネジメント
2.58%
2.55%
3.81%
17.13%
+13.32%
式会社テラスカイ
13.07%
12.94%
12.86%
13.67%
+0.81%
Japan Master Trust Bank
日本マスタートラスト信託銀行
6.82%
5.26%
5.57%
4.32%
-1.25%
NTTドコモビジネス
NEW ENTRY
—
—
—
—
3.51%
NEW
式会社ホクエツ
NEW ENTRY
—
—
—
—
3.05%
NEW
羽柴 孝
2.60%
2.60%
2.79%
2.99%
+0.20%
NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN (CASHPB)
NEW ENTRY
—
—
—
—
2.08%
NEW
INTERACTIVE BROKERS LLC
NEW ENTRY
—
—
—
—
1.59%
NEW
サーバーワークス従業員持株会
NEW ENTRY
—
—
—
—
1.08%
NEW
式会社NTTデータ
last seen 2025
Exited Top 10
—
3.32%
3.30%
—
エヌ・ティ・ティ・コミュニケーションズ
last seen 2025
Exited Top 10
3.35%
3.32%
3.30%
—
Japan Custody Bank
日本カストディ銀行
last seen 2025
Exited Top 10
1.92%
1.66%
2.34%
—
BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)
last seen 2025
Exited Top 10
—
—
1.62%
—
BNP PARIBAS FINANCIAL MARKETS
last seen 2025
Exited Top 10
—
—
1.44%
—
Sumitomo Life Insurance
住友生命保険
last seen 2024
Exited Top 10
—
1.53%
—
—
Morgan Stanley
last seen 2024
Exited Top 10
—
2.84%
—
—
野村信託銀行株式会社(投信口)
last seen 2023
Exited Top 10
1.05%
—
—
—
大塩 啓行
last seen 2023
Exited Top 10
1.14%
—
—
—
式会社エヌ・ティ・ティ・データ
last seen 2023
Exited Top 10
3.35%
—
—
—
Concentration (HHI)
ⓘ
1447
1408
1297
992
4 fiscal years · top-10 holders per year · >2,500 HHI = high concentration · entity-resolved
Portfolio Book Value
¥2,301M
+50% since 2023
Holdings
4
+1 new
Trend
Stable
vs 2023
Held Company
FY2025
¥2,301M total
FY2023
¥1,536M total
Book Val ¥M
Shares
Book Val ¥M
Shares
WingArc1st Inc.
ウイングアーク1st(株)
1,307
377,300
666
377,300
譬ェ蠑丈シ夂、セ繝�繝ゥ繧ケ繧ォ繧、
(株)テラスカイ
785
352,200
670
352,200
M
BeeX inc.
(株)BeeX
198
72,000
200
72,000
㈱モンスターラボホールディングス
10
NEW
New
114,150
—
Portfolio total
2,301
1,536
Book value in ¥M · ↓ reduced · ↑ increased vs prior year · M = mutual holding