Banks typically sold these perpetual bonds - known as AT1 bonds - with five years before an option to repay was triggered. In the past, investors got their money back, and banks replaced the bonds with new ones, but some are changing tack. The banks' actions show how the wipeout of billions of dollars of Credit Suisse AT1 bonds still reverberates around this market, which is estimated at roughly $275 billion. "The AT1 market is splitting," said Alessandro Cameroni, a portfolio manager at asset manager Lemanik. SHOCK ABSORBERThe AT1 bonds were designed to help banks absorb losses, and they count towards their capital buffers.

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Persons: Kai Pfaffenbach, Banks, Alessandro Cameroni, Lemanik, Peter Harvey, Federated Hermes, Italy's, Morgan Stanley, Karsten Junius, J . Safra Sarasin, Chiara Elisei, Carlo Giovanni Boffa, Jane Merriman Organizations: REUTERS, Suisse, Raiffeisen Bank, Reuters, Deutsche, Aareal Bank, Credit Suisse, Investors, Federated, Lloyds, Societe Generale, UBS, Santander, J ., Thomson Locations: Frankfurt, Germany, Ukraine, Swiss, Schroders, Russia