(Reuters) -Futures tied to Canada's main stock index rose on Thursday, as investors cheered a U.S. court's ruling to block U.S. President Donald Trump's April 2 tariffs and strong earnings by domestic banks.

Two courtroom defeats dealt a blow to President Donald Trump’s strategy, even as an appeals court reinstated existing tariffs.

President Trump’s threat to impose big charges — including 50 percent on the European Union — was in question after judges blocked his across-the-board levies.

Costco ( COST) reported mixed results on Thursday after market close as shoppers sought out value during the rollout of Trump's tariffs. Adjusted earnings per share came in at $4.28, beating estimates of $4.24. Revenue of $63.21 billion missed expectations of $63.31 billion.

With Canada imposing a 100 percent tariff on Chinese EVs in October, China hit back in March with 100 percent duties on Canadian canola oil, oilseed and pea imports and a 25 percent tariff on aquaculture products and pork.

Companies welcomed a court decision striking down President Trump’s tariffs. Then a stay of that ruling left no one breathing easy.

Live Updates Live Coverage Updates appear automatically as they are published. Tariffs, Caveats, and Provisos 10:02 am A strict reading of the U.S. Court of International Trade’s ruling last night implies a permanent ban on Trump’s 25% tariffs on imports from Mexico and Canada,

And with wedding season in full swing, couples tying the knot this summer might need to brace for a steeper bill, thanks to tariffs.