Starting in 2010, regulators warned banks about the risks associated with rising interest rates. The problem has turned out to be just the opposite: persistently low rates.

First Commonwealth Financial in Indiana, Pa., has agreed to buy all 13 branches being divested by Huntington Bancshares as part of the approval to acquire FirstMerit.

Banner Corp. in Walla Walla, Wash., reported higher quarterly earnings as it continued to benefit from a recent acquisition.

UMB Financial in Kansas City, Mo., on Tuesday reported higher than expected quarterly profits due to loan growth from a recent acquisition.

Zions Bancorp. in Salt lake City posted higher quarterly earnings after cutting expenses and making more loans.

KeyCorp is on pace to complete its biggest acquisition to date next week. The company will face intense scrutiny to deliver promised financial returns as quickly as possible.

The $1.4 billion-asset company said in a press release Tuesday that it had agreed to buy Oak Mortgage Co. in Marlton, N.J.

The combination of higher regulatory expenses andreduced income from interchange fees is taking a toll on the profitability of banks with $10 billion to $50 billion of assets.

In the years after the financial crisis, as banks were collapsing left and right, the Federal Deposit Insurance Corp. agreed to cover losses tied to the sale of many failed institutions. Today, loss-share portfolios are shrinking, decreasing by 80% from early 2011, to $18.8 billion at March 31, as many banks negotiate early terminations of their FDIC agreements. Here are some notable banks that got out of their pacts.

Virgin Money Holdings, the bank backed by billionaire Richard Branson, postponed plans to start lending to small businesses as Britain faces a potential economic slowdown after voting to leave the European Union.

EverBank Financial in Jacksonville, Fla., confirmed that it is in talks to sell itself.

KeyCorp in Cleveland posted lower quarterly profit as merger-related expenses cut into the bottom line.

Northwest Bancshares in Warren, Pa., reported a quarterly loss after prepaying some Federal Home Loan Bank borrowings.

Anchor Bancorp in Lacey, Wash., which has been facing pressure from a prominent activist investor to sell itself, has hired an investment bank to explore strategic options.

Problem technology credits drove down quarterly profits at Opus Bank in Irvine, Calif., which said it will pull back on tech lending even though that had become one of its most important niches.

Though several banks have begun automating financial advice for smaller investors, some are also providing more personalized services — such as counseling family members who have suddenly inherited a fortune.

First South Bancorp in Washington, N.C., has acquired a portfolio of mortgage servicing rights.

Once skeptical of robo advisers, retail banks are starting to embrace them. Several big banks are getting into the business, mostly by forming partnerships with fintech companies. Smaller banks are expected to soon follow suit.

EverBank Financial, the largest bank based in Florida by deposits, is exploring a sale after receiving interest from a potential suitor, according to people familiar with the matter.

Citizens Bank in Elizabethton, Tenn., has agreed to buy American Trust Bank of East Tennessee in Knoxville.