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Overview

Astroscale Holdings Inc.

Astroscale is a pioneering commercial provider of in-orbit servicing (OIS) solutions, developing and deploying spacecraft to address the growing challenge of space debris and satellite lifecycle management. The company's core competency is Rendezvous and Proximity Operations (RPO) technology targeting non-cooperative objects, enabling services such as debris removal, life extension, refueling, and inspection across both Low Earth Orbit (LEO) and Geostationary Orbit (GEO). Leveraging demonstrated capabilities from its ELSA-d and ADRAS-J missions, Astroscale is commercializing multiple OIS missions by 2030, serving government, defense, and commercial satellite operators in Japan, the UK, Europe, the US, and beyond.

Market Cap

¥147B

US$936M

¥120B

US$765M

Stock¥1,033▲+0.78%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

LTM EV/EBIT

LTM PER

LTM PBR

11.4

Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+7.0%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Jun 15, 26Full-year FY2026/04 earnings announced

MC → EV Bridge

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

61%

39%

EquityD/E 0.63xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 44.0%

as of 2026-04-30 · Source: Annual Securities Report

Mitsunobu OKADA

18.28%

Custody Bank of Japan, Ltd. (Trust Account)

3.48%

BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)

3.30%

The Master Trust Bank of Japan, Ltd. (Trust Account)

3.29%

Gooneys Co., Ltd.

2.82%

CEPLUX- THE INDEPENDENT UCITS PLATFORM 2

2.80%

Hulic Co.,Ltd.

2.70%

STATE STREET BANK AND TRUST COMPANY 505019

2.51%

BNYM SA/NV FOR BNYM FOR BNY GCM CLIENT ACCOUNTS M LSCB RD

2.45%

JP JPMSE LUX RE UBS AG LONDON BRANCH EQ CO

2.35%

Management

11 officers

Mitsunobu OKADA

Representative Director, President, Group CEO

Apr 1997 Joined Ministry of Finance (now Ministry of Finance) Jul 2001 Joined McKinsey & Company Aug 2004 Director and Chief Financial Officer, Turbolinux, Inc. Apr 2006 Director, Kazaka Financial Group Inc. Feb 2007 Representative Director, Kazaka Commodity Co., Ltd. Mar 2007 Audit & Supervisory Board Member, Turbolinux, Inc. Aug 2008 Joined Bain Capital LLC Aug 2009 Founded SUGAO PTE. LTD., CEO Aug 2012 Founded MIKAWAYA21 Co., Ltd., Director May 2013 Founded ASTROSCALE PTE. LTD., CEO Feb 2015 Representative Director, Astroscale Inc. Mar 2017 Director, Astroscale Ltd (current) Aug 2017 Director, Astroscale Inc. (current) May 2018 Fellow, Royal Aeronautical Society (FRAeS) (current) Nov 2018 Director, Astroscale Singapore Pte. Ltd. (current) Dec 2018 Representative Director, President and CEO of the Company Mar 2019 Director, Astroscale U.S. Inc. May 2019 Advisory Board Member, The Space Generation Advisory Council (SGAC) (current) Oct 2019 Co-Chair, Space Council, World Economic Forum (Davos) Oct 2020 Vice President, International Astronautical Federation (IAF) Apr 2021 Director, Satellite System Technology Promotion Foundation (current) Jan 2023 Director, Impact Startup Association Japan (current) Sep 2023 Director, Astroscale France SAS Oct 2023 Honorary Ambassador, International Astronautical Federation (IAF) (current) Aug 2024 Adviser, National Personnel Authority Civil Service Training Institute (current) Sep 2024 Mentor, Japan Science and Technology Agency (JST) (current) Jan 2026 Member, Startup Policy Promotion Subcommittee, Japan Growth Strategy Council (current) Apr 2026 Representative Director, President and Group CEO of the Company (current)

1973-03-27

Christopher BLACKERBY

Director, Senior Vice President Executive Officer, Group COO

Oct 2002 Joined NASA Headquarters Aug 2012 Head of NASA Asia Representative Office, U.S. Embassy Aug 2017 COO, ASTROSCALE PTE. LTD.; Representative Director, Astroscale Inc.; Director, Astroscale Ltd (current) Nov 2018 Director, Astroscale Singapore Pte. Ltd. (current) Dec 2018 Director and COO of the Company Mar 2019 Director, Astroscale U.S. Inc. Feb 2021 Director, Astroscale Inc. May 2022 Representative Director, Astroscale Inc. Jan 2023 Director, Astroscale Inc. (current) Sep 2023 Director, Astroscale France SAS Apr 2026 Director, Senior Vice President Executive Officer and Group COO of the Company (current)

1973-09-03

Yoshihiro MATSUYAMA

Director, Senior Vice President Executive Officer, Group CFO

Apr 2009 Joined Merrill Lynch Japan Securities Co., Ltd. (now BofA Securities Japan Co., Ltd.) Jun 2012 Joined Barclays Securities Japan Limited Apr 2014 Joined Goldman Sachs Japan Co., Ltd. Sep 2016 Joined Goldman, Sachs & Co. Sep 2017 Joined Goldman Sachs Japan Co., Ltd. Dec 2021 Executive Officer and CFO of the Company May 2022 Director, Astroscale Inc. (current) Jan 2023 Member, Space Council, World Economic Forum (Davos) Jul 2023 Director and CFO of the Company Sep 2023 Director, Astroscale France SAS Apr 2026 Director, Senior Vice President Executive Officer and Group CFO of the Company (current)

1986-07-22

Gayle SHEPPARD

Director (Note 1)

Mar 1991 Joined J.D. Edwards & Company, Inc. Jan 1996 President, J.D. Edwards Japan K.K. Sep 2000 CEO & President, MarketMile LLC Jul 2002 Vice President & Managing Director, PeopleSoft, Inc. Feb 2006 Director, Saffron Technology Inc. Jan 2013 CEO & Chair, Saffron Technology Inc. Oct 2015 Vice President & General Manager, Saffron AI Group, Intel Corporation Apr 2019 Corporate Vice President, Microsoft Corporation Sep 2019 Corporate Vice President & CTO for Microsoft Asia, Microsoft Corporation Jan 2022 Director, Nutanix, Inc. (current) Oct 2022 CEO, Bright Machines Inc. Jul 2023 Director of the Company (current)

1953-12-08

Yuko NOGUCHI

Director (Note 1)

Apr 1998 Joined Mori Sogo Law Offices (now Mori Hamada & Matsumoto) Jan 2008 Partner, Intellectual Property Group, Mori Hamada & Matsumoto Dec 2013 Managing Executive Officer and General Manager, Legal Department, Google GK Feb 2022 Director of the Company (current) Feb 2026 Representative Director, Lexonia Inc. (legal consulting) (current) Jun 2026 Outside Audit & Supervisory Board Member, Yayoi Co., Ltd. (current) Jun 2026 CEO, Lexoneer APC (current)

1972-10-15

Jan WÖRNER

Director (Note 1)

Oct 1979 Joined Köing und Heunisch Oct 1990 Professor, Technical University Darmstadt Jul 1995 President, Technical University Darmstadt Feb 2007 Chair of Executive Board, German Aerospace Center Jul 2015 Director General, European Space Agency Mar 2021 President, German Academy of Science & Engineering Feb 2022 Director of the Company (current) Jul 2025 Scientific Director, Frankfurt Institute for Advanced Studies (current) Dec 2025 Advisor for Strategy, Space Cargo Unlimited (current)

1954-07-18

Ronald PASEK

Director (Note 1)

Jul 1991 Joined Sun Microsystems Jul 2001 Vice President, Finance & Planning – US Field Finance, Sun Microsystems Aug 2003 Vice President, Finance – Worldwide Manufacturing, Sun Microsystems Sep 2005 Vice President, Finance – Worldwide Field Finance, Sun Microsystems Sep 2008 Vice President – Corporate Treasurer, Sun Microsystems Dec 2009 Senior Vice President – CFO, Altera Corporation Aug 2015 Chairman of the Board & Audit Committee Chair, Spectra7 Apr 2016 Executive Vice President & CFO, NetApp Mar 2022 Board Member & Audit Committee Chair, Sada Systems Aug 2022 Board Member (Audit Committee and Nominating & Governance Committee member), Zendesk Feb 2023 Board Member & Audit Committee Chair, Complete Solaria (now SunPower) (current) Jul 2025 Director of the Company (current) Jan 2026 Board Member & Audit Committee Chair, Extreme Networks (current)

1960-11-30

Takayuki SUZUKI

Full-time Audit & Supervisory Board Member (Note 2)

Apr 1975 Joined IBM Japan, Ltd. Dec 1998 Director, Display Technology Inc. Sep 2002 Representative Director, Display Technology Inc. Jun 2014 Audit & Supervisory Board Member, Proto Corporation Nov 2018 Outside Audit & Supervisory Board Member, Prime Strategy Co., Ltd. (now GMO Prime Strategy Co., Ltd.) Dec 2018 Full-time Audit & Supervisory Board Member of the Company (current) Feb 2021 Audit & Supervisory Board Member, Astroscale Inc. (current) Aug 2022 Outside Director (Audit and Supervisory Committee Member), GMO Prime Strategy Co., Ltd. (current)

1952-11-08

Hisako MATSUDA

Audit & Supervisory Board Member (Note 2)

Jul 1995 Joined Hastings & Co. Aug 1997 Registered as attorney in Hong Kong May 1999 Registered as solicitor in England and Wales Oct 1999 Joined Oehashi Law Office (now Oehashi Law Office LPC) (current) Jan 2004 Registered as foreign lawyer (Hong Kong law and United Kingdom law) Jun 2013 Outside Audit & Supervisory Board Member, Sunstar Inc. Jun 2013 Outside Audit & Supervisory Board Member, Sunstar Engineering Inc. Apr 2018 Visiting Lecturer, Chuo University Law School Jan 2019 Outside Audit & Supervisory Board Member of the Company (current) Apr 2019 Part-time Lecturer, Faculty of Law and Graduate School of Law, Doshisha University Apr 2022 Visiting Professor, Chuo University Law School

1955-02-03

Akina IKEDA

Audit & Supervisory Board Member (Note 2)

Apr 1982 Joined Nippon Godo Finance Co., Ltd. (now Jafco Group Co., Ltd.) Jun 2004 General Manager, Public Relations Department, Jafco Co., Ltd. (now Jafco Group Co., Ltd.) Jan 2019 Joined Asian Bridge Co., Ltd. Jun 2019 Full-time Audit & Supervisory Board Member, Asian Bridge Co., Ltd. Jul 2019 Outside Audit & Supervisory Board Member of the Company (current) Mar 2021 Outside Director (Audit and Supervisory Committee Member), Value Commerce Co., Ltd. (current) Mar 2023 Full-time Audit & Supervisory Board Member, paiza Inc. (current)

1959-01-01

Shinji OSHIGE

Audit & Supervisory Board Member

Apr 1988 Joined Nippon Life Insurance Company Jun 1998 Joined Boston Consulting Group K.K. Mar 2004 Joined Dream Incubator Inc. as Executive Officer Sep 2012 Managing Director, Venture Growth Investment Group, Innovation Network Corporation of Japan (now INCJ, Ltd.) Oct 2013 Director, Smart Insight Co., Ltd. Feb 2014 Director, Skews Inc. Feb 2014 Director, Material Concept Inc. Jul 2014 Director, WHILL Inc. Sep 2014 Director, SCIVAX Corporation Aug 2015 Director, Innophys Co., Ltd. Aug 2015 Director, Smart Drive Inc. Mar 2016 Director, ASTROSCALE Pte. Ltd. Sep 2017 Director, Elephantech Inc. Jan 2018 Director, SOINN Inc. May 2018 Director, WHILL Inc. Dec 2018 Director of the Company Aug 2019 Director, Cloudian Holdings Inc. Sep 2019 Director, Floadia Corporation Oct 2020 Director, Land Data Bank Co., Ltd. Jul 2021 Executive Officer and Co-Group Head, Venture Growth Investment Group, INCJ, Ltd. Jul 2022 Director of the Company Jul 2025 Audit & Supervisory Board Member of the Company (current) Sep 2025 Adviser, UntroD Capital Japan Co., Ltd. Jun 2026 Head of Investment, UntroD Capital Japan Co., Ltd. (current)

1964-07-04

Large Shareholding Reports

Hulic Co., Ltd.

2026-08-05

11.63%→13.16%

Annual report (as of 2026-04-30): 2.70%

Hulic Co., Ltd.

2026-07-31

10.51%→11.63%

Annual report (as of 2026-04-30): 2.70%

Hulic Co., Ltd.

2026-07-29

8.97%→10.51%

Annual report (as of 2026-04-30): 2.70%

Nomura Asset Management Co., Ltd.

2026-06-19

3.54%

Hulic Co., Ltd.

2026-06-08

8.97%

Annual report (as of 2026-04-30): 2.70%

Nomura Asset Management Co., Ltd.

2026-06-04

3.54%→3.54%

Mitsunobu OKADA

2026-05-29

13.13%→13.13%

Annual report (as of 2026-04-30): 18.28%

Mitsunobu OKADA

2026-05-27

13.13%→13.13%

Annual report (as of 2026-04-30): 18.28%

Nomura Asset Management Co., Ltd.

2026-05-21

3.54%

Mitsunobu OKADA

2026-05-21

21.98%→13.13%

Correction filing (name/detail fix only) — ratio carried over from the original filing

Annual report (as of 2026-04-30): 18.28%

Mitsunobu OKADA

2026-05-20

21.98%→13.13%

Annual report (as of 2026-04-30): 18.28%

Nomura Asset Management Co., Ltd.

2026-05-11

3.45%→3.56%

Nomura Asset Management Co., Ltd.

2026-04-21

3.45%

Ace Start Co., Ltd.

2026-02-17

5.78%→4.52%

Nomura Asset Management Co., Ltd.

2026-02-05

2.41%→2.74%

Nomura Asset Management Co., Ltd.

2025-11-21

2.41%

Disclosures

No disclosures

Primary Source Filings

TDnet

2026-09-11

Q1 Earnings Flash

FY ending Apr 2027

Astroscale Holdings Inc.

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Astroscale Holdings Inc.

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