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Mizuho shares slide 7% after denying decision on reported Rakuten Bank investment shift

Cnbc · · 290 words · By Justina Lee
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Daily briefing

What to know about Mizuho shares slide 7% after denying decision on reported Rakuten Bank investment shift

Shares of Mizuho Financial Group fell as much as 7.7% on Monday after the Japanese lender clarified that it has yet to decide on an investment in Rakuten Bank.

Claims checked 9
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center75%
Right25%

4 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Shares of Mizuho Financial Group fell as much as 7.7% on Monday after the Japanese lender clarified that it has yet to decide on an investment in Rakuten Bank.

Why it matters

Mizuho issued a clarification after Japanese media outlet Yomiuri Shimbun reported on Sunday that it planned to make additional investments in the major online bank, citing informed sources.

Common ground

Mizuho currently holds a 14.99% stake in Rakuten Card Co., the credit card and financial services unit of Japanese e-commerce and internet services giant Rakuten Group.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

open_in_new Read the original article: https://www.cnbc.com/2026/05/18/mizuho-shares-rakuten-bank-investment-card-yomiu…

fact_checkClaims Checked

eFinder analyzed this article and checked 9 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

info Single Source 5
verified Verified 2
check_circle Corroborated 1
help Insufficient Evidence 1
info
Claim 1: “Shares of Mizuho Financial Group fell as much as 7.7% on Monday”
SINGLE SOURCE
The provided web search results for Mizuho Financial Group discuss buybacks and financing for other companies, but none mention a 7.7% drop in shares on a specific Monday.
travel_explore
web search NEUTRAL — Intraday chart for Mizuho Financial Group, Inc.Mizuho Financial Group Inc is a Japan-based company mainly engaged in the banking, trust banking, securities, and other financial services.
https://www.marketscreener.com/news/mizuho-financial-group-s…
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web search NEUTRAL — Mizuho EMEA provides corporates and institutions in the region with unparalleled access and expertise in Japan and Asia, and supports clients with their corporate and investment banking, and asset man…
https://www.mizuhogroup.com/emea-news/mizuho-emea-appoints-a…
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web search NEUTRAL — Akatsuki Inc. has arranged new financing with Mizuho Bank to support a tender offer for SUNNY SIDE UP GROUP Inc. and to fund an expanded share repurchase program, underscoring its strategy of using de…
https://www.tipranks.com/news/company-announcements/akatsuki…
info
Claim 2: “Yomiuri Shimbun reported that Mizuho plans to withdraw its stake in Rakuten Card and invest in Rakuten Bank instead.”
SINGLE SOURCE
The evidence confirms Mizuho's acquisition of a stake in Rakuten Card, but there is no evidence provided that Yomiuri Shimbun reported a plan to withdraw that stake to invest in Rakuten Bank instead.
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web search NEUTRAL — Rakuten expects the sale of its stake in Rakuten Card to generate a special profit of 159.35bn yen ($1.02bn) at the unconsolidated level for the financial year ending in December.
https://finance.yahoo.com/news/mizuho-acquire-15-stake-rakut…
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web search NEUTRAL — Through the tie-up, Rakuten and Mizuho aim to strengthen their credit card operations by utilizing their customer bases.
https://jen.jiji.com/jc/eng?g=ind&k=2024111301028
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web search NEUTRAL — “Rakuten Securities and Mizuho Securities aim to leverage the power of attracting customers from a wide range of generations,” the companies said. They plan to collaborate in areas including asset man…
https://www.bloomberg.com/news/articles/2022-10-07/mizuho-to…
info
Claim 3: “Mizuho issued a clarification after Japanese media outlet Yomiuri Shimbun reported on Sunday that it planned to make additional investments in the major online bank”
SINGLE SOURCE
While Yomiuri Shimbun is confirmed as a Japanese media outlet, there is no evidence in the provided search results regarding a report on Sunday about Mizuho investing in an online bank or a subsequent clarification.
travel_explore
web search NEUTRAL — First issue of Yomiuri Shimbun on November 2, 1874. Current headquarters of the Yomiuri Shimbun in Tokyo (読売新聞東京本社).
https://en.wikipedia.org/wiki/The_Yomiuri_Shimbun
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web search NEUTRAL — Center: The Yomiuri Shimbun Building in Otemachi, Tokyo.Introduction to The Yomiuri Shimbun and other newspapers it publishes, media outlets it operates and its publications, as well as sales networks…
https://info.yomiuri.co.jp/english/
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web search NEUTRAL — The financial newspaper Nihon Keizai Shimbun reported that Mizuho had collected data on up to a million potentially suspect transactions, while the other major banks had also identified tens of thousa…
https://www.cbc.ca/news/business/japanese-mob-loans-prompts-…
info
Claim 4: “Currently, the [Fintech] segment of Rakuten Group is undergoing reorganization, scheduled to be completed in Oct 2026 whereby the bank, card and securities will be reorganized in the same group”
SINGLE SOURCE
The search results discuss fintech restructuring for MTNN (a different company) and general fintech trends, but provide no information regarding a Rakuten Group reorganization scheduled for October 2026.
travel_explore
web search NEUTRAL — By shifting majority ownership to MTN Group Fintech, the company said MTNN would reduce its funding burden and free up capital to strengthen its core telecommunications business, including network exp…
https://newsdiaryonline.com/mtnn-shareholders-approve-n152bn…
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web search NEUTRAL — Furthermore, the segment is making use of blockchain to address the major concerns of data security and fraud. With FinTech companies emerging with such innovative solutions, an unprecedented rise in …
https://economictimes.indiatimes.com/small-biz/money/how-fin…
travel_explore
web search NEUTRAL — Three powerful AI tools are now racing to determine who will protect the banking world's fortress. Understanding those tools — and the warnings from regulators who are watching — is essential to under…
https://www.faf.ae/home/2026/5/13/beginners-101-guide-who-le…
verified
Claim 5: “Mizuho posted a 660% increase in its fourth-quarter profit from a year ago.”
VERIFIED
CNA reports that Mizuho Financial Group logged a 661 per cent rise in fourth-quarter profit (which aligns with the '660% increase' claim).
travel_explore
web search NEUTRAL — TOKYO, May 15 : Japan's third-largest lender Mizuho Financial Group logged a 661 per cent rise in fourth-quarter profit, it said on Friday. Net profit for the January-March period came in at 228.7 bil…
https://www.channelnewsasia.com/business/japans-mizuho-fourt…
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web search NEUTRAL — Kmart, based in Troy, Mich., earned $3.09 a share in the quarter ended Jan. 26, compared with $2.78 a share a year earlier. Revenue fell 7 percent to $5.9 billion. Same-store sales, which are consider…
https://www.nytimes.com/2005/03/10/business/company-news-fou…
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web search NEUTRAL — Reliance: Reliance Industries Limited on Friday said that its net profit increased by 2.4 percent in the March quarter. This increase has been due to improvement in the company's retail business and i…
https://www.sangritoday.com/reliances-fourth-quarter-profit-…
check_circle
Claim 6: “Mizuho currently holds a 14.99% stake in Rakuten Card Co.”
CORROBORATED
Multiple independent sources (MarketScreener/News, Jiji Press, and another exclusive report) confirm that Mizuho Financial Group acquired a 14.99% stake in Rakuten Card.
travel_explore
web search NEUTRAL — Mizuho Financial Group to acquire a 14.99% stake in Rakuten Card from Rakuten Group in a deal worth approximately JPY165bn ($1.06bn).
https://www.banking-gateway.com/news/mizuho-to-acquire-15-st…
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web search NEUTRAL — Mizuho Financial Group Inc. will spend about 165 billion yen to acquire a 14.99 pct stake in Rakuten Card Co., the credit card unit of Rakuten Group Inc. said Wednesday. Through the tie-up, Rakuten an…
https://sp.m.jiji.com/english/show/36645
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web search NEUTRAL — Just last year, Mizuho Financial Group made waves by acquiring a substantial 15% stake in Rakuten Card, valuing it at over a staggering $7 billion. Such investments accentuate the urgency and importan…
https://fingreed.com/fintech/fintech-company-news/exclusive-…
help
Claim 7: “Mizuho's shares last traded 7.2% lower while Rakuten Bank rose more than 8%.”
INSUFFICIENT EVIDENCE
No evidence was found in the provided search results to support or contradict the specific trading percentages for Mizuho and Rakuten Bank.
info
Claim 8: “The newspaper also reported that Mizuho Securities Co.'s 49% stake in Rakuten Securities would remain unchanged.”
SINGLE SOURCE
The search results confirm Yomiuri Shimbun's existence, but do not contain any report regarding Mizuho Securities Co.'s 49% stake in Rakuten Securities remaining unchanged.
travel_explore
web search NEUTRAL — The Yomiuri Shimbun (讀賣新聞)[a] is a Japanese newspaper published in Tokyo, Osaka, Fukuoka, and other major Japanese cities. [7] It is one of the five major newspapers in Japan; the other four are The A…
https://en.wikipedia.org/wiki/The_Yomiuri_Shimbun
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web search NEUTRAL — May 1, 2026 · This is the archive of all back issues of The Japan News by The Yomiuri Shimbun available online with PressReader. Read archived content using our web or mobile app experiences, choosing…
https://www.pressreader.com/newspapers/n/the-japan-news-by-t…
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web search NEUTRAL — The latest news and top stories on Yomiuri Shimbun. A leading entity in the media and publishing sector, Tokyo-based Yomiuri Shimbun is a major Japanese newspaper company.
https://www.scmp.com/topics/yomiuri-shimbun
verified
Claim 9: “Net profit for the quarter ending in March surged to 228.7 billion yen ($1.44 billion) compared with 30.1 billion yen a year ago”
VERIFIED
CNA explicitly confirms that net profit for the January-March period was 228.7 billion yen ($1.44 billion) compared to 30.1 billion yen a year prior.
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web search NEUTRAL — Net profit for the January-March period came in at 228.7 billion yen ($1.44 billion) compared to 30.1 billion yen over the same period a year prior. Mizuho also booked its highest-ever annual net prof…
https://www.channelnewsasia.com/business/japans-mizuho-fourt…
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web search NEUTRAL — On a quarterly basis, Nissan had a net loss of 282.9 billion yen ($1.8 billion) in the January-March period, compared to the 676 billion yen loss the same period a year ago. Quarterly sales declined n…
https://news.net/news/japanese-automaker-nissan-reduces-loss…
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web search NEUTRAL — Total income for the January–March quarter increased to INR 675.41 crore from INR 550.90 crore in the corresponding quarter a year earlier, reflecting higher operational revenues and improved business…
https://propnewstime.com/getdetailsStories/MzAzNjg=/anant-ra…
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.