6 Stocks Moving In Tuesday's After-Hours Session

Gainers

• Trillium Therapeutics (NASDAQ: TRIL) shares are trading higher after the company announced an update for data from its ongoing TTI-622 and TTI-621 dose escalation studies.

Losers

• Athenex (NASDAQ: ATNX) shares are trading lower after the company reported a 10 million share offering.
• SeaChance International (NASDAQ: SEAC) shares are trading lower after the company reported worse-than-expected Q2 EPS and sales results.
• Coupa Software (NASDAQ: COUP) shares are trading lower after the issued Q3 EPS guidance below estimates.
• Slack Technologies (NASDAQ: WORK) shares are trading lower after the company reported Q2 earnings results.
• Vroom (NYSE: VRM) shares are trading lower after the company issued Q3 EPS and sales guidance below estimates.