← Nidec overview

Nidec vs Hitachi: why the prices moved differently

Weekly · monthly · quarterly news summaries, side by side in time

Nidec Corporation (6594.JP)

Q3 2026
▼3▲1

Nidec hit by accounting crisis, fraud loss, and delisting risk

  • Accounting fraud and governance crisis Nidec delayed filings, found 844 quality misconduct cases, and disclosed a ¥632 billion fraud loss and ¥1 trillion impairment. Shares fell up to 20% as delisting risk rose.

    This was the dominant force driving the stock down during the quarter.

  • Leadership and auditor turmoil The president resigned, PwC issued a second auditor disclaimer, and R&I downgraded Nidec. FY2027 guidance missed consensus by 23%, deepening uncertainty.

    These events compounded the governance crisis and weighed on the stock.

  • Shareholder lawsuit against founder An individual shareholder sued founder Nagamori for ¥28.7 billion, adding legal pressure and raising questions about accountability at the top.

    This legal action was a new negative development during the quarter.

  • Restructuring and activist interest Nidec agreed to sell its electronic components unit to Carlyle for over ¥100 billion, while activist Oasis pushed for a privatization review. Humanoid-robot supply-chain optimism briefly lifted motor makers.

    These were the few positive forces that provided some support amid the crisis.

September 2026
▼2▲1

Nidec's accounting fraud and record losses crush shares; asset sales begin

  • Massive fraud loss and impairment Nidec disclosed a ¥632 billion fraud loss and a ¥1 trillion impairment, leading to a ¥496 billion pretax loss. Shares fell as much as 20% to a year-to-date low as investors reacted to the scale of the accounting scandal.

    This is the core new financial shock that drove the stock down sharply.

  • Leadership shakeup and weak guidance The president resigned, and FY2027 guidance came in 23% below consensus. PwC Japan issued a second consecutive auditor disclaimer, triggering delisting risk. R&I downgraded Nidec to A+ on watch.

    These events compounded uncertainty and signaled deeper governance problems.

  • Activist Oasis pushes for privatization review Activist investor Oasis, holding 7.97%, pushed for a privatization review and asset sales. This could unlock value but also highlights uncertainty about Nidec's future strategy and governance.

    Activist involvement is a new development that could reshape the company but adds uncertainty.

  • First major divestiture to Carlyle Nidec agreed to sell its electronic components unit to Carlyle for over ¥100 billion, its first major divestiture. This signals a streamlining turnaround and helps raise cash amid financial pressure.

    This is a new strategic move that could improve liquidity and focus.

Latest
▼2▲1

Nidec's crisis deepens: auditor disclaimer, downgrade, activist pushes privatization

  • Auditor refuses to sign off, delisting risk grows PwC Japan again gave no audit opinion on Nidec's financials, and the new president says he will fix remaining issues by October. Without a clean audit, the Tokyo exchange could delist the stock, which is why investors keep selling.

    The unresolved audit opinion is the core reason Nidec's shares remain under pressure and delisting risk persists.

  • Credit downgrade and weak earnings confirm damage R&I cut Nidec's rating to A+ and put it on watch for another downgrade after a ¥632 billion write-down and a ¥565 billion net loss. Quarterly profit also fell sharply, showing the accounting mess has hurt real earnings, not just paperwork.

    The downgrade and weak profit numbers show the financial damage is real and ongoing, a key negative for the stock.

  • Activist Oasis pushes for privatization review Oasis, now holding 7.97%, wants outside directors to study going private and has urged asset sales. This could unlock value if it forces change, but it also highlights delisting risk and uncertainty, so the effect on the share price is mixed.

    Oasis's privatization push is a major new force that could either lift the stock through a buyout or deepen uncertainty.

  • First major asset sale aims to streamline turnaround Nidec confirmed it is selling its electronic components unit to Carlyle for over ¥100 billion, its first big divestiture. The move signals a shift away from the founder's deal-driven expansion and could speed up the turnaround, though it also reflects pressure to raise cash.

    The Carlyle sale is a concrete step that could help Nidec recover and is a new positive catalyst for the stock.

▼4

Nidec's ¥632B fraud loss, auditor disclaimer, and delisting risk crush shares

  • ¥1 trillion impairment and president's dismissal confirmed Nidec admitted it is considering a massive write-down of about ¥1 trillion and executive changes, including removing its president. A write-down that size would erase roughly a decade of profits, so investors sold the stock hard, with shares falling as much as 18%.

    This is the first concrete confirmation of the scale of the financial damage and the leadership shake-up, directly driving the sell-off.

  • President resigns; EV business impairment balloons President Kishida resigned immediately, and the EV-related impairment is now expected to far exceed the earlier ¥250 billion estimate. A sudden leadership exit and a much larger loss than guided add uncertainty and weigh on the shares.

    The resignation and the ballooning EV loss are new events that increase uncertainty and confirm deeper problems than previously disclosed.

  • FY2026 pretax loss of ¥496 billion; weak FY2027 guidance Nidec reported a ¥496 billion pretax loss for the year ended March 2026, far worse than analysts expected, and guided next year's profit 23% below consensus. The huge loss and weak outlook show the damage is not contained and future earnings will suffer.

    The actual loss and disappointing guidance quantify the financial hit and signal a slow recovery, pushing the stock down.

  • Auditor disclaimer and delisting risk hit year-to-date low PwC Japan refused to give an opinion on Nidec's financial statements for a second straight year, saying it lacked enough evidence. With the Tokyo Stock Exchange reviewing whether to delist the company, shares fell nearly 20% to a year-to-date low as investors fear the stock could be removed from the exchange.

    The auditor's disclaimer and the imminent delisting review are the most severe regulatory threats, directly causing the stock's plunge to a new low.

August 2026
▼4▲1

Nidec's governance crisis deepens: delayed filings, 844 quality cases, derivative suit

  • Annual report filing delayed to September 30 Nidec asked regulators to push its annual securities report deadline from June 30 to September 30 because investigations into past financial statements, product quality and unpaid customs duties are taking too long. A delayed report signals serious compliance problems and keeps investors in the dark about the company's true finances.

    This is the first sign this period that governance problems are delaying required disclosures, a core negative force on the stock.

  • Humanoid robot supply-chain optimism lifts motor makers Component suppliers like Nidec rallied as investors bet on faster humanoid robot production, since these suppliers sell to many robot makers at once. But the same report warned AI-related valuations may be overextended, so this lift is speculative and could fade.

    It is the only positive price driver this period and shows a real demand-side counterweight to the governance news.

  • April–June earnings release missed Nidec failed to publish its April–June 2026 results within the Tokyo Stock Exchange's 45-day limit because it is still investigating accounting irregularities and quality misconduct. Missing a required deadline adds to the picture of a company whose basic reporting cannot be trusted, weighing on the shares.

    It shows the governance problems are now disrupting routine financial reporting, not just past statements.

  • 844 quality misconduct cases and delisting risk An external panel found 844 cases of quality misconduct, including 60 serious ones, blaming pressure for short-term targets and weak quality controls. Nidec is already a special attention stock and could be delisted if it fails to fix internal management within one year, a direct threat to shareholders.

    This is the biggest new negative: confirmed widespread misconduct plus an explicit delisting risk that directly threatens the investment.

  • Derivative suit seeks 28.7 billion yen from founder An individual shareholder sued founder Shigenobu Nagamori and two former directors for about 28.7 billion yen, alleging illegal buybacks and dividends beyond the legal limit. It is the first such suit since the accounting fraud surfaced, raising the risk of more legal claims and further management distraction.

    It is a new legal front that could cost the company and its former leaders money and keep governance concerns in the headlines.

▼4▲1

Nidec's governance crisis deepens: delayed filings, 844 quality cases, derivative suit

  • Annual report filing delayed to September 30 Nidec asked regulators to push its annual securities report deadline from June 30 to September 30 because investigations into past financial statements, product quality and unpaid customs duties are taking too long. A delayed report signals serious compliance problems and keeps investors in the dark about the company's true finances.

    This is the first sign this period that governance problems are delaying required disclosures, a core negative force on the stock.

  • Humanoid robot supply-chain optimism lifts motor makers Component suppliers like Nidec rallied as investors bet on faster humanoid robot production, since these suppliers sell to many robot makers at once. But the same report warned AI-related valuations may be overextended, so this lift is speculative and could fade.

    It is the only positive price driver this period and shows a real demand-side counterweight to the governance news.

  • April–June earnings release missed Nidec failed to publish its April–June 2026 results within the Tokyo Stock Exchange's 45-day limit because it is still investigating accounting irregularities and quality misconduct. Missing a required deadline adds to the picture of a company whose basic reporting cannot be trusted, weighing on the shares.

    It shows the governance problems are now disrupting routine financial reporting, not just past statements.

  • 844 quality misconduct cases and delisting risk An external panel found 844 cases of quality misconduct, including 60 serious ones, blaming pressure for short-term targets and weak quality controls. Nidec is already a special attention stock and could be delisted if it fails to fix internal management within one year, a direct threat to shareholders.

    This is the biggest new negative: confirmed widespread misconduct plus an explicit delisting risk that directly threatens the investment.

  • Derivative suit seeks 28.7 billion yen from founder An individual shareholder sued founder Shigenobu Nagamori and two former directors for about 28.7 billion yen, alleging illegal buybacks and dividends beyond the legal limit. It is the first such suit since the accounting fraud surfaced, raising the risk of more legal claims and further management distraction.

    It is a new legal front that could cost the company and its former leaders money and keep governance concerns in the headlines.

Hitachi, Ltd. (6501.JP)

Q3 2026
▲2▼2

Hitachi lifted by AI power demand, but risks temper outlook

  • AI data-center demand boosts profit forecast Hitachi raised its full-year net profit forecast 12.2% to ¥900bn, driven by strong demand for power equipment used in AI data centers. Q1 adjusted operating profit rose 39.5%.

    This is the main positive force behind Hitachi's performance in the quarter.

  • Digital and Energy units post strong profit growth Hitachi's Digital unit earned ¥450B at a 16.3% margin, while Energy profit jumped 65%. The company also expanded partnerships with OpenAI and Nvidia and invested $528M in a Mississippi transformer plant.

    These segment results and investments show the breadth of Hitachi's growth drivers.

  • Q1 net profit dipped slightly Despite the strong forecast, Hitachi's Q1 net profit fell slightly, showing that results can be uneven even as overall demand remains strong.

    This is a real counterweight that investors should note.

  • Long-term risks and regulatory pushback The US factory's payoff is years away (2029), nuclear projects are lumpy and permitting-sensitive, and face-recognition expansion faces privacy pushback that could slow adoption or trigger regulation.

    These risks could limit future growth and are important for a balanced view.

August 2026
▲3▼1

Hitachi rides AI power demand to record profits, expands capacity

  • Record profits from AI power and data-center demand Hitachi's Digital unit led earnings with ¥450B profit and 16.3% margin, while Energy profit jumped 65%, as AI data-center power demand drove record results.

    This is the core new financial performance showing how AI demand is boosting profits.

  • Expanding US transformer capacity and partnerships Hitachi is investing $528M in a Mississippi transformer plant and partnering with Mission Critical Group on data-center equipment, expanding its US footprint to meet AI infrastructure needs.

    This shows concrete new investments and partnerships to capture AI-driven demand.

  • New orders and services in rail, nuclear, and security Hitachi delivered Taiwan high-speed rail cars (¥124B order), secured a US nuclear construction permit with GE Vernova, and launched AI security and crypto-monitoring services, diversifying revenue.

    These new contracts and services show Hitachi's expansion into multiple growth areas.

  • Execution risks and regulatory pushback The US factory's payoff is years away (2029), nuclear projects are lumpy and permitting-sensitive, and face-recognition expansion faces privacy pushback that could slow adoption or trigger regulation.

    These are real counterweights that could temper the positive outlook.

Latest
▲3

Hitachi wins new orders and AI security deals, but privacy and project risks linger

  • Taiwan high-speed rail order delivers Hitachi's consortium shipped the first N700ST train cars to Taiwan for a 12-set order worth about 124 billion yen. This confirms delivery on a major contract, supporting future revenue and showing Hitachi's rail business can win and execute large overseas deals.

    This is a concrete new order delivery that supports Hitachi's revenue outlook and shows execution on a major contract.

  • US nuclear reactor permit secured GE Vernova and Hitachi won a US construction permit for a new reactor design. This opens the door to licensed nuclear construction, adding long-term, high-value projects. But nuclear work is lumpy and sensitive to permitting delays, so the payoff is years away.

    This is a new regulatory win that expands Hitachi's nuclear business and adds long-term revenue potential.

  • New AI security and crypto monitoring services Hitachi launched a crypto money-laundering monitoring service and joined Anthropic's critical infrastructure cybersecurity program. These moves expand its digital and AI offerings into fast-growing security markets, supporting future service revenue and keeping Hitachi tied to leading AI platforms.

    These are new service launches that show Hitachi expanding into high-growth AI and security markets.

  • Face recognition expansion meets privacy concerns Hitachi's face recognition gates expanded to more stations and commercial uses, showing growing adoption. But privacy advocates warn about tracking and misuse, which could slow adoption or invite regulation. The technology is promising but faces real social and legal pushback.

    This shows both the growth potential and the regulatory/privacy risks of Hitachi's biometric business.

▲4

Hitachi rides AI power and data-center demand with record profits and US expansion

  • Nvidia physical AI coalition Hitachi joined Nvidia's physical AI coalition, building robots and industrial AI on Nvidia's platforms. This ties Hitachi to Japan's huge government-backed AI robotics push, a long-term source of orders for its digital and industrial businesses, supporting the shares.

    New partnership signals durable AI-driven demand for Hitachi.

  • Digital unit leads profit Full-year results show Hitachi's Digital Systems & Services unit earned 450 billion yen, the most of any segment, with a 16.3% margin, while Energy profit jumped 65%. Strong, higher-margin earnings underpin the stock and justify its recovery toward the 5,400 yen range.

    Earnings power is the core fundamental driver of the share price.

  • US transformer factory Hitachi Energy will spend $528 million (about 82 billion yen) on a Mississippi transformer plant, part of a $1.5 billion US expansion, to meet AI-driven electricity demand. It adds long-term capacity and revenue, though the cash outlay and 2029 start mean payoff is years away.

    Major capex shows Hitachi positioning for AI power demand.

  • Data-center partnership Hitachi signed an MoU with Mission Critical Group to jointly build and sell data-center power and modular equipment, combining Hitachi Energy and digital tech with MCG's 18 US factories. It widens Hitachi's reach into a market growing about 20% a year, supporting future orders.

    New partnership expands Hitachi's data-center addressable market.

July 2026
▲3▼1

Hitachi lifts profit outlook on AI demand, expands tech partnerships

  • AI partnerships and recognition Hitachi expanded its OpenAI partnership for banking and cybersecurity, earned WEF recognition for its Oklahoma plant, and joined Nvidia's physical AI coalition, strengthening its AI credentials.

    These moves highlight Hitachi's growing AI ecosystem and potential for future revenue.

  • Raised profit forecast on AI data-center power demand Hitachi raised its full-year net profit forecast by 12.2% to ¥900bn, driven by AI data-center power demand, and reported Q1 adjusted operating profit up 39.5%.

    This directly reflects improved financial performance and outlook, a key driver for the stock.

  • New services and market expansion Hitachi announced a new crypto AML service and saw expanded rail battery demand, indicating diversification into new areas and additional revenue streams.

    These initiatives show Hitachi's efforts to broaden its business beyond core segments.

  • Q1 net profit dip and execution risks Despite overall strength, Q1 net profit declined slightly, and reliance on AI-driven demand plus execution challenges in new partnerships and markets temper the positive outlook.

    This provides a balanced view by highlighting potential headwinds that could affect future performance.

▲4

Hitachi lifts profit outlook on AI data-center power demand

  • Hitachi raises full-year profit forecast on AI data-center power demand Hitachi lifted its full-year net profit forecast to 900 billion yen, up 12.2%, and adjusted operating profit to 1.408 trillion yen. The upgrade is driven by strong sales of power transmission equipment used in AI data centers, showing its energy business is a real growth engine.

    This is the main new event that directly answers why the stock is moving now.

  • Q1 profit dips slightly but core operating profit jumps 39.5% First-quarter net profit slipped 1.4% to 189.45 billion yen, but adjusted operating profit surged 39.5% to 294.2 billion yen and revenue rose to 2.71 trillion yen. The profit dip is minor; the strong underlying operating performance supports the upbeat outlook.

    It shows the earnings quality behind the raised forecast, which investors care about.

  • New anti-money laundering service for crypto assets Hitachi will launch an AML monitoring service in October for crypto, stablecoins, and NFTs, after a proof-of-concept with 17 financial and crypto firms. This opens a new revenue stream in digital-asset compliance, a fast-growing area, and shows Hitachi's ability to turn regulation into business.

    It is a new product launch that adds a future growth driver beyond the current earnings story.

  • Rail battery expansion signals strong train orders Turntide is expanding battery production because of demand from Hitachi Rail, supporting hybrid trains built in the UK. This points to a healthy order book in Hitachi's rail business, adding to confidence in its industrial segment.

    It is a fresh demand signal for Hitachi's rail unit, which is part of the overall growth picture.

▲4

Hitachi deepens AI ties with OpenAI and Nvidia, turning AI into real products

  • OpenAI partnership expands into legacy systems and cybersecurity Hitachi is widening its OpenAI work: joint engineer teams will use OpenAI's Codex AI to read and modernize old bank computer systems, and Hitachi gets OpenAI cyber models to defend against attacks. This makes Hitachi's AI services more valuable and opens a new market, supporting the share price.

    A concrete new partnership that expands Hitachi's AI business and revenue opportunity.

  • Oklahoma factory wins WEF Global Lighthouse recognition Hitachi Vantara's Oklahoma storage plant was named a World Economic Forum Lighthouse factory after AI cut order-to-shipment time 77% and inventory 50%. Hitachi will fold these proven AI methods into its HMAX product suite, showing customers real results and strengthening its AI-selling story.

    New proof point that Hitachi's own AI works, boosting credibility and future sales.

  • Hitachi joins Nvidia's physical AI push in Japan At Nvidia's Tokyo event, Hitachi said it will join the Cosmos Coalition for open physical AI models and work with Nvidia to integrate and control whole sites like factories and power plants. This positions Hitachi in the fast-growing robot-and-factory AI market, a positive for future orders.

    New Nvidia partnership directly ties Hitachi to the physical AI theme investors are watching.

  • Intel foundry interest and Hitachi physical AI tie reinforce chip supply Reports say Google and Nvidia may use Intel's chip factories as capacity runs short, and Intel and Hitachi already announced a June collaboration on physical AI and next-generation computing. Stronger Intel foundry prospects support the hardware side of Hitachi's AI and infrastructure plans.

    Links Hitachi's earlier Intel tie to a broader chip-supply story that underpins its AI hardware.