Shares in Credit score Suisse tumbled to a document low on Wednesday, main a brutal day for banking shares, because the embattled Swiss lender’s greatest shareholder stated it could not make additional investments within the agency.

A plunge of practically 27 p.c in Credit score Suisse’s shares raised new worries in regards to the banking trade on a day when broader European inventory markets suffered sharp losses. The turmoil resurfaced on Wall Road, the place buyers had been already anxious over the collapse of Silicon Valley Financial institution and Signature Financial institution final week. The shares of U.S. regional banks, which have been arduous hit in current days, continued their decline on Tuesday and the S&P 500 fell 1.4 p.c in early buying and selling.

Credit score Suisse’s troubles, nonetheless, are largely separate, and of its personal making. The agency has suffered blow after blow lately, from huge buying and selling losses to spying scandals that led to ouster of a chief govt.

The Swiss financial institution has hoped {that a} plan introduced in October to restructure itself, a reorganization that referred to as for spinning off its funding financial institution to focus on managing international elites’ wealth, could be sufficient to show round its fortunes.

However it as an alternative has continued to beat again adverse information, together with the disclosure on Tuesday that it had discovered “materials weak spot” in its monetary reporting controls. That discovery got here after queries by the Securities and Change Fee, which compelled the corporate to delay publication of its annual report.

The newest setback got here on Wednesday, when the chairman of the state-owned Saudi Nationwide Financial institution — which, as a part of the agency’s turnaround plan, agreed to take a position as much as $1.6 billion for a virtually 10 p.c stake, making it the Credit score Suisse’s largest shareholder — dominated out any extra investments within the agency.

However the purpose the Saudi financial institution offered didn’t should do with dropping religion in Credit score Suisse’s funds.

Requested on Bloomberg Tv if Saudi Nationwide Financial institution would assist finance extra turnaround efforts, the chairman, Ammar Al Khudairy, stated, “The reply is completely not, for a lot of causes exterior the only purpose, which is regulatory and statutory.”

If Saudi Nationwide Financial institution had been to boost its stake above 10 p.c, it could be topic to extra Swiss laws that Mr. Al Khudairy stated he was not keen on turning into topic to.

Mr. Al Khudairy added that he was glad with Credit score Suisse’s turnaround plan and believed the agency wouldn’t want extra capital, based on Reuters.

Nonetheless, Credit score Suisse’s shares fell as little as 1.58 Swiss francs on Wednesday, a brand new low.