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Overview

Kioxia Holdings Corporation

Kioxia is one of the world's largest dedicated flash memory manufacturers, developing, manufacturing, and selling NAND flash memory and related products including SSDs, embedded memory, and retail storage devices. The company's proprietary BiCS FLASH™ 3D flash memory technology (currently in its 8th generation) serves data center, enterprise, PC, smartphone, automotive, and industrial markets. Manufacturing operations are concentrated at two advanced facilities in Yokkaichi (Mie Prefecture) and Kitakami (Iwate Prefecture), with approximately 80% of combined production capacity shared through a joint venture with Sandisk Group.

Market Cap

¥20,970B

US$134B

¥21,017B

US$134B

Stock¥12,755▲+1.27%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

8.7

LTM EV/EBIT

10.0

LTM PER

15.2

LTM PBR

8.7

Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+314.5%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Nov 14, 25Q2 earnings: Net profit -62% to JPY40.6bn, operating profit -48%, missed forecasts

2May 7, 26Spillover from US SanDisk's 28.6% 4-day surge, SOX +9.2%, and Samsung Electronics rally

3May 18, 26Q1 (Apr-Jun) net profit guidance forecast at 48x YoY (¥869.0bn) triggers stock to hit daily limit-up

4Jun 23, 26SK Hynix plunge on reports of slowing AI memory chip production growth triggers sector-wide sell-off

5Jul 16, 26Fell as US Philadelphia Semiconductor (SOX) Index dropped 2.07% and news of a Chinese memory rival's listing weighed on sentiment

MC → EV Bridge

AI Briefing

Generating insights…

Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

74%

26%

EquityD/E 0.35xDebt

Liquidity vs Debt 5Y (¥B)▼ Net Debt

CashInv. Sec.Debt

Shareholders

Top 10 hold 53.1%

as of 2026-03-31 · Source: Annual Securities Report

TOSHIBA CORPORATION

17.59%

BCPE Pangea Cayman2, Ltd. (Standing Proxy: Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.)

14.17%

BCPE Pangea Cayman 1A, L.P. (Standing Proxy: Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.)

4.91%

GOLDMAN SACHS INTERNATIONAL (Standing Proxy: Goldman Sachs Japan Co., Ltd.)

3.74%

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

3.16%

BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC; Standing Proxy: MUFG Bank, Ltd.)

2.97%

MSIP CLIENT SECURITIES (Standing Proxy: Morgan Stanley MUFG Securities Co., Ltd.)

2.26%

Custody Bank of Japan, Ltd. (Trust Account)

1.47%

BCPE Pangea Cayman 1B, L.P. (Standing Proxy: Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.)

1.41%

BCPE Pangea Cayman, L.P.

1.38%

Management

10 officers

Hiroo OHTA

Representative Director, President and Executive Officer

Apr 1985 Joined Toshiba Corporation Mar 1991 Posted to Toshiba Electronics (U.K.) Ltd. Apr 2008 General Manager, Memory Application Technology Department, Memory Business Unit, Semiconductor Company, Toshiba Corporation Jun 2015 Chief Engineer, Memory Application Technology, Semiconductor & Storage Products Company, Toshiba Corporation Apr 2017 Chief Engineer, Memory Application Technology, Toshiba Memory Corporation Jan 2021 General Manager, Memory Business Unit, Kioxia Corporation Jun 2021 Executive Officer and General Manager, Memory Business Unit, Kioxia Corporation Jun 2022 Managing Executive Officer and General Manager, Memory Business Unit, Kioxia Corporation Jun 2023 Senior Managing Executive Officer and General Manager, Memory Business Unit, Kioxia Corporation Jun 2024 Executive Vice President and Executive Officer, Kioxia Holdings Corporation Jun 2024 Executive Vice President and Executive Officer, Kioxia Corporation Apr 2026 President and Executive Officer, Kioxia Holdings Corporation Apr 2026 President and Executive Officer, Kioxia Corporation Jun 2026 Representative Director, President and Executive Officer, Kioxia Holdings Corporation (current) Jun 2026 Representative Director, President and Executive Officer, Kioxia Corporation (current)

1962-12-15

Stacy J. SMITH

Chairman of the Board and Executive Officer

As described in (a)

1962-10-26

Yuji SUGIMOTO

Director

As described in (a)

1969-07-11

Shoji SUEKANE

Director

As described in (a)

1981-01-21

Hiroshi SUZUKI

Outside Director

As described in (a)

1958-08-31

Michael R. SPLINTER

Outside Director

As described in (a)

1950-10-01

Emiko HIGASHI

Outside Director

Apr 1981 Joined Mobil Sekiyu K.K. (now ENEOS Corporation) Jan 1982 Joined McKinsey & Co. Aug 1985 Joined Lehman Brothers Feb 1988 Director, Wasserstein Perella & Co. May 1994 Managing Director, Merrill Lynch & Co. Apr 2000 CEO, Gilo Ventures, LLC Jan 2003 Managing Director, Tohmon Capital Partners, LLC (current) Jun 2016 Outside Director, Takeda Pharmaceutical Company Limited Jul 2017 Director, Rambus Inc. (current) Jul 2025 Member, General Meeting, Industrial Structure Council, Ministry of Economy, Trade and Industry (current) Jun 2026 Outside Director, Kioxia Holdings Corporation (current)

1958-11-06

Isao MORITA

Outside Audit and Supervisory Board Member (Full-time)

As described in (a)

1958-01-01

Chizuko YAMAMOTO

Outside Audit and Supervisory Board Member (Part-time)

Apr 1988 Joined Hiroshima Prefectural Government Oct 1992 Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) Apr 1996 Registered as Certified Public Accountant Jul 2010 Partner, Deloitte Touche Tohmatsu LLC Jul 2019 Standing Officer, Japanese Institute of Certified Public Accountants (JICPA) Tokyo Chapter Oct 2019 Member, Accounting and Regulatory Committee, JICPA Jun 2020 Principal, Chizuko Yamamoto CPA Office (current) Aug 2020 Outside Audit and Supervisory Board Member, Ozu Sangyo Co., Ltd. (current) Jun 2021 Outside Director, Tokyo Rope Mfg. Co., Ltd. (current) Jun 2023 Outside Audit and Supervisory Board Member, TDK Corporation (current) Jun 2026 Outside Audit and Supervisory Board Member, Kioxia Holdings Corporation (current)

1965-11-18

Shunsuke NAKAHAMA

Audit and Supervisory Board Member (Part-time)

As described in (a)

1977-03-15

Large Shareholding Reports

Toshiba Corporation

2026-10-08

12.84%→11.80%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2026-09-14

14.06%→12.84%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2026-07-23

16.10%→15.10%

Annual report (as of 2026-03-31): 17.59%

BCPE Pangea Cayman2, Ltd.

2026-06-16

18.16%→14.17%

BCPE Pangea Cayman2, Ltd.

2026-06-09

14.17%→14.17%

BCPE Pangea Cayman2, Ltd.

2026-06-01

14.17%→14.17%

BCPE Pangea Cayman2, Ltd.

2026-05-26

14.18%→14.17%

Toshiba Corporation

2026-05-18

17.62%→16.10%

Annual report (as of 2026-03-31): 17.59%

BCPE Pangea Cayman2, Ltd.

2026-04-27

14.18%→14.18%

BCPE Pangea Cayman2, Ltd.

2026-04-23

14.18%→14.18%

BCPE Pangea Cayman2, Ltd.

2026-04-17

14.20%→14.18%

Toshiba Corporation

2026-04-07

18.52%→17.62%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2026-03-26

19.61%→18.52%

Annual report (as of 2026-03-31): 17.59%

BCPE Pangea Cayman2, Ltd.

2026-03-25

14.20%→14.20%

Toshiba Corporation

2026-03-25

20.85%→19.61%

Annual report (as of 2026-03-31): 17.59%

BCPE Pangea Cayman2, Ltd.

2026-03-25

14.20%→14.20%

Goldman Sachs International

2026-03-23

5.95%→4.16%

BCPE Pangea Cayman2, Ltd.

2026-03-18

14.22%→14.20%

BCPE Pangea Cayman2, Ltd.

2026-03-18

14.20%→14.20%

BCPE Pangea Cayman2, Ltd.

2026-03-06

14.22%→14.22%

Goldman Sachs International

2026-03-06

5.95%

BCPE Pangea Cayman, L.P.

2026-02-25

15.31%→15.02%

BCPE Pangea Cayman2, Ltd.

2026-02-25

14.22%→14.22%

Toshiba Corporation

2026-02-19

21.87%→20.85%

Annual report (as of 2026-03-31): 17.59%

BCPE Pangea Cayman, L.P.

2025-12-26

15.31%→15.31%

BCPE Pangea Cayman, L.P.

2025-12-03

22.53%→15.31%

Toshiba Corporation

2025-10-24

22.88%→21.87%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-22

23.88%→22.88%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-20

24.93%→23.88%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-16

25.48%→24.93%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-08

26.71%→25.48%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-06

27.71%→26.71%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-10-02

28.81%→27.71%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-09-30

30.36%→28.81%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-09-25

30.49%→30.36%

Annual report (as of 2026-03-31): 17.59%

Toshiba Corporation

2025-08-06

30.51%→30.49%

Annual report (as of 2026-03-31): 17.59%

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-10-08

Large Shareholding Report

Kioxia Holdings Corporation

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Kioxia Holdings Corporation

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