Does anyone know on what basis Caterpillar $CAT-0.6% is losing almost 6% in premarket? The results don't look bad at first glance.

Caterpillar
CATMarket Cap
191B
P/E
19.40
Div. Yield
1.39%
EV
226B
P/S
3.02
Payout
26.88%
Does anyone know on what basis Caterpillar $CAT-0.6% is losing almost 6% in premarket? The results don't look bad at first glance.
Perhaps a worse outlook within the construction and mining sectors?
I haven't found anything about it, but I have noticed the decline and I want to look at the company in more detail.