>>> After Hours Summary: Pretty quiet after hours; OSMT -27.6% falls on FDA lett

After Hours Summary: Pretty quiet after hours; OSMT -27.6% falls on FDA letter; IMMP +8.5% rises as it receives US patent

After Hours Gainers:

Companies trading higher in after hours in reaction to earnings/guidance: None

Companies trading higher in after hours in reaction to news: IMMP +8.5% (receives US patent), DMTK +6.4% (receives positive medical benefit policy from Geisinger Health System), DMYT +3.1% (closes combination with Rush Street; to begin trading under symbol RSI on Dec 30), ODT +3% (Tang Capital Mgmt discloses 41.6% in amended 13D filing), RMG +2.2% (closes combination with Romeo Power; to begin trading under symbol RMO on Dec 30), GAN +1.7% (Dan Niles includes in his list of top picks for 2021 on CNBC), LOAK +1.2% (closes combination with Danimer Scientific; to begin trading under symbol DNMR on Dec 30), MGA +1.1% (Dan Niles includes in his list of top picks for 2021 on CNBC), EBS +0.9% (announces initiation of clinical program to evaluate COVID-HIG for prophylaxis), FCAU +0.9% (FCA Italy extends sponsorship with Juventus Football Club thru June 2024), MRNA +0.5% (confirms discussions to supply 40 mln doses of COVID-19 vaccine to South Korea), XLE +0.4% (Dan Niles includes in his list of top picks for 2021 on CNBC), MESA +0.2% (amends its Capacity Purchase Agreement with AAL), VEC +0.2% (awarded $880 mln Army contract), JPM +0.1% (Dan Niles includes in his list of top picks for 2021 on CNBC), ORCL +0.1% (Dan Niles includes in his list of top picks for 2021 on CNBC)

After Hours Losers:

Companies trading lower in after hours in reaction to earnings/guidance: None

Companies trading lower in after hours in reaction to news: OSMT -27.6% (receives letter from FDA for NDA for arbaclofen; FDA recommends co conduct a new study to show efficacy of arbaclofen), MVIS -4.7% (enters into $13 mln At-the-Market equity offering agreement with Craig-Hallum Capital), SGEN -2.3% (stock offering), TK -1.4% (stock offering), GOGO -0.2% (names new Chairman), TSLA -0.1% (offers 3 months of free Full Self-Driving in unprecedented incentive, according to Electrek)