The industrial conglomerate reported on Tuesday a big surgeon quarterly cash flow that crushed its own expectations and issued an upbeat outlook.

General Electric generated $4.4 billion in cash flow in the fourth quarter and announces that totaling 2.5 to $4.5 billion for this year.

Investors closely tracked cash flow because it's seen as a sign of the health of gigs, operations and its ability to pay down debt.

Wall Street liked what it saw driving gig shares up nearly 11% in early trading Monday.

CEO Larry Culp has been trying to revive the company by improving free cash flow and cutting debt.

He said he's seeing momentum across all of GS businesses.

The pandemic slammed its most profitable and biggest cash generating business, aviation.

But with air traffic expected to recover in the second half and Boeing 7 37 MAX jets returned to the skies, G said its aviation revenue will be flat toe higher this year.