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Overview

Transportation Equipment

HKS CO.,LTD.

HKS Co., Ltd. is a Japanese manufacturer and seller of automotive performance tuning parts, offering a comprehensive product lineup including exhaust systems (mufflers), suspension systems, turbochargers, superchargers, intake systems, electronics, cooling components, and engine parts. The company targets performance and motorsport enthusiasts, distributing products domestically through its own retail network and authorized dealers, and internationally through subsidiaries in Thailand, Europe, the USA, and China. HKS differentiates itself as a pioneer in the automotive tuning industry, leveraging motorsport activities to continuously develop and validate its products.

Market Cap

¥3.45B

US$22.0M

¥0.24B

US$1.54M

Stock¥2,435▲+1.25%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

0.2

LTM EV/EBIT

0.4

LTM PER

5.7

LTM PBR

0.3

Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-9.6%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Jul 13, 26Q3 FY2026/08 earnings announced

MC → EV Bridge

AI Briefing

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

96%

EquityD/E 0.04xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 67.7%

as of 2026-02-28 · Source: Annual Securities Report

Apollo Co., Ltd.

44.89%

The Shizuoka Bank, Ltd. (Standing Proxy: The Master Trust Bank of Japan, Ltd.)

4.81%

Katsuya HATTORI

4.62%

Mamoru YAMAMOTO

2.65%

Tokio Marine & Nichido Fire Insurance Co., Ltd.

2.54%

HKS Employee Stock Ownership Association

1.89%

The Yamanashi Chuo Bank,Ltd.

1.84%

Seigo NAITO

1.57%

Kohei KAKIZAWA

1.47%

Shizuoka Capital Co., Ltd.

1.38%

Management

9 officers

Daisuke MIZUGUCHI

Representative Director, President

Apr 1993 Joined the Company Jun 2011 General Manager, CNG Development Department of the Company Nov 2012 Director of the Company Nov 2016 Representative Director, President of the Company (current) Aug 2018 Representative Director, President, H.K.S. Technical Factory Co., Ltd. (current) Director, President, HKS EUROPE LIMITED (current) Director, President, HKS (Thailand) Co., Ltd. Director, President, HKS SP Ltd. Chairman, Ai Chi Kai Shi (Shanghai) Trading Co., Ltd. (now Ai Chi Kai Shi (Shanghai) Automotive Technology Co., Ltd.) (current) Director, President, HKS USA, INC. (current) Aug 2019 Representative Director, President, Nissei Industrial Co., Ltd. (current)

1969-10-08

Tatsuya SAKAZUME

Director, General Manager of Sales Department

Aug 1987 Joined the Company Feb 2012 General Manager, Electronic Control Development Department of the Company Jul 2014 General Manager, Automobile Development Department of the Company Nov 2014 Director of the Company (current) Mar 2018 General Manager, No. 1 Development Department and General Manager, No. 2 Development Department of the Company Sep 2018 Head of Product Strategy Office of the Company Sep 2019 General Manager, Sales Department of the Company (current) Sep 2022 Project Leader, Next-Generation Vehicle Development Project of the Company

1961-11-25

Kentaro AMANO

Director, General Manager of Manufacturing Department and General Manager of Materials Management Department

Apr 1997 Joined the Company Mar 2017 General Manager, Manufacturing Department of the Company (current) Oct 2022 General Manager, Materials Management Department of the Company (current) Nov 2023 Director of the Company (current) Dec 2023 Director, President, HKS-IT Co., Ltd. (now HKS (THAILAND) CO., LTD.) (current)

1973-06-29

Kazuyo HASEGAWA

Director, General Manager of President's Office

Jan 2016 Joined the Company Sep 2018 General Manager, President's Office of the Company (current) Nov 2023 Director of the Company (current)

1978-02-19

Shinya KIMOTO

Director, General Manager of Administration Department and General Manager of Finance Department

Apr 1994 Joined the Company Sep 2023 General Manager, Administration Department of the Company (current) Oct 2023 General Manager, Finance Department of the Company (current) Nov 2023 Director of the Company (current)

1970-07-03

Satoshi KURUMADA

Director

Apr 1978 Joined Nissan Shatai Co., Ltd. Jun 2003 Director in charge of Development, Nissan Shatai Co., Ltd. Jun 2006 Executive Officer, Nissan Shatai Co., Ltd. Aug 2009 Senior Managing Director, Auto Works Kyoto Co., Ltd. Apr 2018 Contract Employee, JFE Engineering Corporation Nov 2022 Director of the Company (current)

1954-12-19

Toshimitsu UEMATSU

Full-time Audit & Supervisory Board Member

Apr 1969 Joined The Shimizu Bank, Ltd. Apr 2002 Branch Manager, Shimotsuke Branch, The Shimizu Bank, Ltd. Oct 2003 Branch Manager, Nonaka Branch, The Shimizu Bank, Ltd. Oct 2004 Seconded to Marukiyo Foods Co., Ltd. as Managing Director Nov 2007 Audit & Supervisory Board Member of the Company Nov 2018 Full-time Audit & Supervisory Board Member of the Company (current)

1950-12-31

Makoto KONO

Audit & Supervisory Board Member

Oct 2000 Registered as attorney with Tokyo Bar Association Apr 2005 Transferred attorney registration to Shizuoka Bar Association (current) Apr 2005 Joined Kono Law Office Nov 2008 Audit & Supervisory Board Member of the Company Sep 2010 Head of Kono Law Office (current) Nov 2012 Retired as Audit & Supervisory Board Member of the Company upon expiration of term Nov 2018 Audit & Supervisory Board Member of the Company (current) Jun 2020 Director and Audit and Supervisory Committee Member, The Shimizu Bank, Ltd. Jun 2023 Director, The Shimizu Bank, Ltd. (current)

1970-11-12

Shuji SHIOKAWA

Audit & Supervisory Board Member

Mar 1974 Joined Toshiba Seiki Co., Ltd. (now Shibaura Mechatronics Corporation) Nov 1976 Registered as patent attorney (current) Mar 1981 Opened Shiokawa Patent Office Nov 2004 Audit & Supervisory Board Member of the Company Oct 2008 Opened MTS International Patent Office Nov 2008 Retired as Audit & Supervisory Board Member of the Company upon expiration of term Apr 2013 Lecturer, Faculty of Engineering, Shizuoka University May 2018 Counsel Patent Attorney, TMI Associates (current) Nov 2019 Audit & Supervisory Board Member of the Company (current)

1948-10-17

Large Shareholding Reports

No filings

Disclosures

No disclosures

Primary Source Filings

TDnet

2026-10-13

Full-Year Earnings Flash

FY ending Aug 2026

HKS CO.,LTD.

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HKS CO.,LTD.

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