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Last Close
Feb 11  •  04:00PM ET
4.59
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Index- P/E2.09 EPS (ttm)2.19 Insider Own41.12% Shs Outstand7.21M Perf Week-5.56%
Market Cap33.09M Forward P/E21.17 EPS next Y0.22 Insider Trans-1.17% Shs Float4.25M Perf Month-21.94%
Enterprise Value77.98M PEG- EPS next Q-0.20 Inst Own26.24% Short Float6.65% Perf Quarter-62.68%
Income23.40M P/S0.22 EPS this Y125.46% Inst Trans1.34% Short Ratio0.99 Perf Half Y-60.23%
Sales151.93M P/B- EPS next Y-92.54% ROA27.07% Short Interest0.28M Perf YTD-74.63%
Book/sh-5.08 P/C2.41 EPS next 5Y- ROE- 52W High19.15 -76.03% Perf Year-45.49%
Cash/sh1.90 P/FCF- EPS past 3/5Y-46.45% -15.00% ROIC226.16% 52W Low4.20 9.29% Perf 3Y-95.69%
Dividend Est.- EV/EBITDA1.94 Sales past 3/5Y85.07% - Gross Margin81.63% Volatility7.91% 10.91% Perf 5Y-99.04%
Dividend TTM- EV/Sales0.51 EPS Y/Y TTM108.66% Oper. Margin24.74% ATR (14)0.82 Perf 10Y-98.69%
Dividend Ex-Date- Quick Ratio1.02 Sales Y/Y TTM51.27% Profit Margin15.40% RSI (14)29.29 Recom3.00
Dividend Gr. 3/5Y- - Current Ratio1.02 EPS Q/Q89.19% SMA20-6.86% Beta-0.41 Target Price9.33
Payout- Debt/Eq- Sales Q/Q-91.41% SMA50-59.42% Rel Volume0.43 Prev Close4.83
Employees153 LT Debt/Eq- EarningsNov 12 BMO SMA200-58.98% Avg Volume286.73K Price4.59
IPOOct 16, 2014 Option/ShortNo / Yes EPS/Sales Surpr.51.95% -7.45% Trades Volume124,529 Change-4.97%
Date Action Analyst Rating Change Price Target Change
Jan-13-26Downgrade Canaccord Genuity Buy → Hold $6
Nov-09-23Downgrade Mizuho Buy → Neutral $31 → $1
Nov-09-23Downgrade H.C. Wainwright Buy → Neutral
Nov-09-23Downgrade Evercore ISI Outperform → In-line
Jul-20-22Downgrade Citigroup Neutral → Sell $8 → $3
Jul-13-22Downgrade Stifel Buy → Hold $16 → $5
Jul-13-22Downgrade JP Morgan Overweight → Neutral $10
May-10-22Downgrade Citigroup Buy → Neutral $15 → $8
May-13-21Upgrade JP Morgan Neutral → Overweight $23 → $29
Dec-09-20Downgrade Citigroup Buy → Neutral $20 → $27
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Atara Biotherapeutics, Inc. is an allogeneic T-cell immunotherapy company, which engages in the development of transformative therapies for patients with serious diseases including solid tumors, hematologic cancers, and autoimmune diseases. It also delivers off-the-shelf treatments to patients with high unmet medical need. Its product pipeline includes Tab-cel, ATA188, ATA2271/ATA3271, and ATA3219. The company was founded by Isaac E. Ciechanover on August 22, 2012 and is headquartered in Thousand Oaks, CA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Panacea Innovation Ltd10% OwnerJan 12 '26Sale6.0780,554489,0191,324,446Jan 14 09:16 PM
Panacea Innovation Ltd10% OwnerJan 12 '26Proposed Sale5.8840,000235,200Jan 12 09:26 PM
Panacea Innovation Ltd10% OwnerNov 28 '25Option Exercise0.0048,737548,737Dec 01 05:00 PM
Nguyen AnhCoPresident and CEONov 17 '25Sale13.192,91538,43764,974Nov 19 04:55 PM
Grant-Huerta YaninaChief Accounting OfficerNov 17 '25Sale13.191,80423,78833,454Nov 19 04:55 PM
Nguyen AnhCoDirectorNov 17 '25Proposed Sale13.763,34646,041Nov 17 05:52 PM
Grant-Huerta YaninaOfficerNov 17 '25Proposed Sale13.762,06928,469Nov 17 05:50 PM
Nguyen AnhCoPresident and CEOAug 18 '25Sale11.622,95834,36067,889Aug 20 04:11 PM
Grant-Huerta YaninaChief Accounting OfficerAug 18 '25Sale11.611,80921,00935,258Aug 20 04:08 PM
Panacea Innovation Ltd10% OwnerAug 15 '25Buy12.1955,000670,4221,405,000Aug 19 08:15 PM
Nguyen AnhCoDirectorAug 18 '25Proposed Sale12.293,34641,122Aug 18 04:52 PM
Grant-Huerta YaninaOfficerAug 18 '25Proposed Sale12.292,04825,170Aug 18 04:47 PM
Panacea Innovation Ltd10% OwnerJul 17 '25Buy9.6419,335186,3721,350,000Jul 21 09:00 AM
Grant-Huerta YaninaChief Accounting OfficerMay 16 '25Sale6.762,21815,00037,067May 20 04:59 PM
Nguyen AnhCoPresident and CEOMay 16 '25Sale6.763,27622,15670,847May 20 04:58 PM
Nguyen AnhCoDirectorMay 16 '25Proposed Sale7.613,47126,414May 16 07:32 PM
Grant-Huerta YaninaOfficerMay 16 '25Proposed Sale7.612,35017,884May 16 07:27 PM
Nguyen AnhCoPresident and CEOMar 03 '25Sale7.003,33123,30774,123Mar 05 05:17 PM
Hyllengren Eric JEVP, CFO and COOMar 03 '25Sale7.001,2118,47356,231Mar 05 05:17 PM
Henrich JillEVP, Chief Regulatory OfficerMar 03 '25Sale7.001,0597,41018,679Mar 05 05:16 PM
Nguyen AnhCoOfficerMar 03 '25Proposed Sale6.913,92927,149Mar 03 06:30 PM
Hyllengren Eric JOfficerMar 03 '25Proposed Sale6.911,4269,854Mar 03 06:29 PM
Henrich JillOfficerMar 03 '25Proposed Sale6.911,2458,603Mar 03 06:27 PM
Last Close
Feb 11  •  04:00PM ET
2.35
Dollar change
+0.02
Percentage change
0.86
%
GOSS Gossamer Bio Inc daily Stock Chart
IndexRUT P/E- EPS (ttm)-0.69 Insider Own20.13% Shs Outstand231.31M Perf Week-4.47%
Market Cap543.92M Forward P/E- EPS next Y-0.58 Insider Trans0.06% Shs Float184.86M Perf Month-6.75%
Enterprise Value566.58M PEG- EPS next Q-0.19 Inst Own62.41% Short Float14.49% Perf Quarter-5.24%
Income-156.16M P/S12.35 EPS this Y-188.08% Inst Trans0.50% Short Ratio6.02 Perf Half Y21.76%
Sales44.05M P/B- EPS next Y19.97% ROA-55.80% Short Interest26.78M Perf YTD-24.19%
Book/sh-0.36 P/C3.02 EPS next 5Y1.49% ROE-783.37% 52W High3.87 -39.28% Perf Year89.52%
Cash/sh0.78 P/FCF- EPS past 3/5Y56.92% 40.29% ROIC-130.54% 52W Low0.76 209.21% Perf 3Y2.17%
Dividend Est.- EV/EBITDA- Sales past 3/5Y- - Gross Margin95.80% Volatility8.02% 9.15% Perf 5Y-77.95%
Dividend TTM- EV/Sales12.86 EPS Y/Y TTM-116.24% Oper. Margin-348.10% ATR (14)0.22 Perf 10Y-
Dividend Ex-Date- Quick Ratio3.28 Sales Y/Y TTM-58.17% Profit Margin-354.50% RSI (14)41.70 Recom1.33
Dividend Gr. 3/5Y- - Current Ratio3.28 EPS Q/Q-55.40% SMA20-6.42% Beta1.94 Target Price9.43
Payout- Debt/Eq- Sales Q/Q40.23% SMA50-19.36% Rel Volume1.22 Prev Close2.33
Employees145 LT Debt/Eq- EarningsNov 05 AMC SMA2005.22% Avg Volume4.45M Price2.35
IPOFeb 08, 2019 Option/ShortYes / Yes EPS/Sales Surpr.-9.78% 108.35% Trades Volume5,430,461 Change0.86%
Date Action Analyst Rating Change Price Target Change
Jan-28-26Initiated Barclays Overweight $9
Sep-10-25Upgrade UBS Neutral → Buy $9
Jul-14-25Initiated Scotiabank Sector Outperform $11
Jun-25-24Initiated Oppenheimer Outperform $9
Apr-05-24Resumed Wedbush Outperform $4
Jul-27-23Downgrade UBS Buy → Neutral $8 → $1.25
Mar-07-23Downgrade Raymond James Outperform → Mkt Perform
Mar-01-23Initiated Guggenheim Neutral
Dec-07-22Downgrade SMBC Nikko Outperform → Neutral $3
Dec-07-22Downgrade JP Morgan Neutral → Underweight
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Gossamer Bio, Inc. engages in discovering, acquiring, developing, and commercializing therapeutics in the disease areas of immunology, inflammation, and oncology. Its primary product candidate, GB001, is intended for the treatment of moderate-to-severe eosinophilic asthma and other allergic conditions. The company was founded by Faheem Hasnain and Sheila Gujrathi on October 26, 2015 and is headquartered in San Diego, CA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Milligan SandraDirectorAug 19 '25Buy1.9226,05050,01658,050Aug 20 04:04 PM