>>> US After Hours Summary: Busy earnings session, DDD +13.2%, SAIL +10.5%, WDAY

After Hours Summary: Busy earnings session, DDD +13.2%, SAIL +10.5%, WDAY +7% higher on earnings; GDRX -27.6%, AMBA -18.5%, BIGC -17.6%, LCID -13.4%, PUBM -10.4%, GRPN -8.7% lower on earnings

After Hours Gainers:

Companies trading higher in after hours in reaction to earnings/guidance: DDD +13.2%, TASK +10.7%, SAIL +10.5%, WDAY +7%, STRL +5.5%, NKTR +2.3%, RKLB +1.5%, DAR +1.1%, OSH +0.4%

Companies trading higher in after hours in reaction to news: ACI +9% (commences review of potential strategic alternatives), LDOS +2.1% (wins Defense Enclave Services contract), APP +1.4% (to acquire Wurl for $430 mln; also authorizes new $750 mln share repurchase program), EHC +0.8% (provides update regarding Board refreshment and separation of Enhabit), STLD +0.7% (increases dividend; also authorizes additional share repurchase program of up to $1.25 bln), EAF +0.1% (CEO to retire)

After Hours Losers:

Companies trading lower in after hours in reaction to earnings/guidance: GDRX -27.6% (also authorizes new $250 mln share repurchase program), AMBA -18.5%, BIGC -17.6%, HRTX -15.6%, LCID -13.4% (also signs agreements for a full production factory in Saudi Arabia), GOEV -11.5%, SUPN -10.8%, PUBM -10.4%, GRPN -8.7%, SEER -8.6%, VRM -7.1%, ENDP -6.8%, TREX -6%, FGEN -5.5%, SDC -5.5%, NVAX -5.2% (also shares Phase 3 data on NVX-CoV2373), ACAD -4.8%, ZM -2.4% (also authorizes new $1 bln share repurchase program), KD -2.3%, OKE -2%, HPQ -1.2%, SBAC -1.1%, PGNY -1%, LAZR -0.4%, AMRC -0.3%, SRI -0.2%

Companies trading lower in after hours in reaction to news: NTLA -7.9% (NLTA and REGN announce interim data from Phase 1 study of NTLA-2001), DTM -3% (approves repurchase up to 125K shares to offset stock-based comp program), JBLU -0.8% (files mixed securities shelf offering), BP -0.2% (weighing sale of roughly 20% stake in Rosneft back to Rosneft at a discount, according to Bloomberg), YETI -0.1% (authorizes new $100 mln share repurchase program)