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Nektar Therapeutics - 31 Year Stock Price History | NKTR

Historical daily share price chart and data for Nektar Therapeutics since 1994 adjusted for splits and dividends. The latest closing stock price for Nektar Therapeutics as of May 29, 2025 is 0.74.
  • The all-time high Nektar Therapeutics stock closing price was 108.44 on March 08, 2018.
  • The Nektar Therapeutics 52-week high stock price is 1.52, which is 105.4% above the current share price.
  • The Nektar Therapeutics 52-week low stock price is 0.43, which is 41.9% below the current share price.
  • The average Nektar Therapeutics stock price for the last 52 weeks is 1.04.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
  
Nektar Therapeutics Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 0.7842 0.9610 1.1900 0.4904 0.7394 -20.49%
2024 1.1414 0.5948 1.8300 0.4936 0.9300 64.60%
2023 0.9654 2.1900 3.1500 0.4227 0.5650 -75.00%
2022 5.2973 13.6600 13.7200 2.0300 2.2600 -83.27%
2021 17.3794 17.6600 25.4600 10.8300 13.5100 -20.53%
2020 19.8952 20.9600 27.9600 14.4700 17.0000 -21.24%
2019 29.0393 34.2200 46.3500 15.8700 21.5850 -34.33%
2018 64.8573 57.6500 108.4400 30.4300 32.8700 -44.96%
2017 23.6689 12.6900 60.5000 11.7500 59.7200 386.72%
2016 14.6323 16.2000 19.6800 11.0000 12.2700 -27.18%
2015 12.6614 15.1650 17.4100 9.5000 16.8500 8.71%
2014 13.0098 11.8700 17.0500 10.5300 15.5000 36.56%
2013 10.6668 7.5400 13.9600 7.5400 11.3500 53.17%
2012 7.8108 5.7600 10.8300 5.6800 7.4100 32.44%
2011 7.5754 12.5300 12.5300 4.2200 5.5950 -56.46%
2010 13.4286 9.6800 15.8800 9.3900 12.8500 37.88%
2009 6.9009 5.7900 10.4700 4.0300 9.3200 67.63%
2008 5.0190 6.6000 7.5000 2.8300 5.5600 -17.14%
2007 9.9415 15.2400 15.2400 5.2200 6.7100 -55.88%
2006 17.8384 16.4400 22.7500 13.1000 15.2100 -7.59%
2005 16.7194 19.7600 19.8000 13.4100 16.4600 -18.68%
2004 17.5096 14.3000 23.2400 9.6900 20.2400 48.71%
2003 9.7929 8.5600 14.9410 4.4600 13.6100 68.44%
2002 8.7522 18.2200 18.2200 4.1300 8.0800 -56.44%
2001 22.9463 44.5000 48.2500 11.0100 18.5500 -63.27%
2000 43.1315 20.8438 63.3125 20.8438 50.5000 137.30%
1999 14.5146 17.0000 21.8438 11.5000 21.2813 28.98%
1998 14.1300 12.8438 17.1250 10.7500 16.5000 26.92%
1997 11.8157 7.6250 18.2500 7.6250 13.0000 71.90%
1996 7.5806 5.1250 10.3125 5.0000 7.5625 55.13%
1995 4.8710 4.5000 7.1875 3.5000 4.8750 5.41%
Sector Industry Market Cap Revenue
Medical Medical - Drug Manufacturing $0.130B $0.098B
Nektar Therapeutics is a biopharmaceutical company, focused on the development of treatments utilizing its PEGylation and advanced polymer conjugate technology platforms. Nektar primarily finances its operations with funds from licensing, collaboration and manufacturing agreements. It has collaboration deals with companies namely AstraZeneca, Pfizer, Roche, Amgen, Bristol-Myers and Eli Lilly among others. The company's most lucrative deal is with Bristol-Myers, which provided the company with significant cash resources to support progress of its pipeline and share development costs for its lead candidate, bempegaldesleukin. Nektar recognizes product sales from its manufacturing and supply agreements with several pharma companies related to products developed using its PEGylation platform. The company also earns royalty payments from the sales of products using its technology platforms. Amgen's neutropenia drug, Neulasta is one of the drugs developed using Nektar's PEGylation platform.
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