Opinion: Four stocks to watch this week include Clovis Oncology and 3D Systems

▤ Summary

Clovis Oncology Inc. CLVS, popped 90 cents, or more than 10%, to $9.73 on 11.7 million shares traded Wednesday on no news released by the company. The move edged the stock out of a declining wedge pattern it’s been in since its December top. On Monday, the company announced an expanded relationship with Sanmina to manufacture certain plastic 3D-printing platforms. Mallinckrodt plc MNK, gained 31 cents, or 6.4%, to $5.14 on 6.1 million shares traded Wednesday on no news from the specialty-pharmaceutical company. The stock, which broke out of a base in January and had an orderly pullback from resistance on lower volume, has been picking up in the past two sessions, and looking poised to retest the highs.

▦ Linked Companies

3D Systems

$250M to $500M

Geomagic

$50M to $100M