This is what you need to know before the bell:
1. The White House will put forth a package of tax proposals on Wednesday, taking a first step in delivering to investors the corporate tax cuts they've been banking on for months
2. CRH (CRH) shares gained Wednesday as the building materials group reported a rise in first-quarter sales and said second-half earnings in the U.S. are expected to benefit from President Donald Trump's infrastructure spending plans
3. Credit Suisse (CS) shares were an early mover, rising 3.25% to €15.78 in Zurich after the bank said it will raise around $4 billion in a rights issue that will seek to bolster its balance sheet as European rivals scramble to improve their financial foundations and increase lending capacity
4. Early indications from U.S. futures prices are suggesting a third day of gains for Wall Street
5. Investors focus on a active slate of corporate earnings, including bluechip Boeing Co. (BA) , Northrup Grumman Corp. (NOC) , and Twitter Inc. (TWTR)
READ MORE: 5 Things You Must Know Before the Market Opens Wednesday
