McLeod Software said Wednesday that it had purchased Intergrated Logistics Execution Network Systems, or iLENS, a logistics software company.

Union Pacific Corp.’s petition seeking Surface Transportation Board permission to limit the railroad’s common carrier freight-hauling responsibilities has elicited a common response from nearly all other interested parties: Absolutely not.

Union Pacific Corp.’s first-quarter profit fell 18% to $362 million, or 72 cents per share, from $443 million, or 85 cents, a year ago.

Existing homes sales fell 3% in March, the National Association of Realtors said Thursday.

Canadian freight railroad Canadian Pacific’s first-quarter net income fell 31.1% to C$62.5 million, or 39 cents a share, from C$90.7 million, or 59 cents a share a year earlier.

Norfolk Southern Corp. said its first-quarter profit fell 39% from a year ago on lower shipping demand.

Transportation and third-party logistics firm C.H. Robinson Worldwide’s first-quarter profit dipped slightly to $85.4 million, or 50 cents a share, from $86.3 million, or 50 cents, a year ago.