AMRS and MACK among mid-day gainers
- Gainers: Merrimack Pharmaceuticals (MACK) +197%.
- NeuroBo Pharmaceuticals (NRBO) +44%.
- Outset Medical (OM) +36%.
- OptimizeRx (OPRX) +30%.
- Kala Pharmaceuticals (KALA) +27%.
- Health Catalyst (HCAT) +25%.
- Vivint Smart Home (VVNT) +24%.
- Quotient Technology (QUOT) +23%.
- Riskified (RSKD) +22%.
- LiveRamp Holdings (RAMP) +20%.
- Losers: Telos (TLS) -68%.
- Athersys (ATHX) -55%.
- Golden Sun Education (GSUN) -50%.
- Arlo Technologies (ARLO) -34%.
- Agrify (AGFY) -34%.
- Velo3D (VLD) -34%.
- Porch (PRCH) -31%.
- Rigetti Computing (RGTI) -32%.
- Amyris (AMRS) -31%.
- Ascent Industries (ACNT) -29%.