"In a market with so few sellers and so many buyers, those buyers need to pay up if they want to get their hands on some shares," he said.
"But they're willing to pay up because they're so worried that tomorrow a lot of them will have to pay even more than they did today."
Wednesday's momentum largely continued during Thursday's session, as investors deemed a decisive Trump victory to broadly bode well for Wall Street and big business.
Cramer used Home Depot 's stock moves to illustrate what he called "a dearth of sellers," explaining how shares were able to advance 2.85% by the close.
The sellers are afraid to sell, the buyers are incredibly eager to buy," Cramer said.
Persons:
CNBC's Jim Cramer, Donald Trump, bode, Cramer, that's
Organizations:
Trump, Wall, Nasdaq