Prudential Financial Inc. expects to contribute approximately $260 million to its defined benefit plan this year.

Delta Air Lines plans to contribute approximately $500 million to its defined benefit plans this year.

GM plans to use about $600 million from the proceeds of a sale of bond notes to prefund mandatory contributions to its Canadian and U.K. pension plans.

CenturyLink Inc. made an additional contribution of $400 million to its qualified pension plan

Rockwell Collins Inc. made a $387 million discretionary contribution to its U.S. qualified pension plans in July.

Northrop Grumman Corp. plans to make a $250 million discretionary contribution to its pension plans in 2018.

General Dynamics Corp. plans to make an additional $235 million in discretionary pension contributions in 2018.

Verizon Communications Inc. made a discretionary contribution to its pension plans of $1 billion in the first quarter.

The Royal Bank of Scotland Group will make a £2 billion contribution to its £45.3 billion pension fund in the second half of the year.