ATRA vs SPY
Comparison between Atara Biotherapeutics Inc (ATRA, Company) and SPDR S&P 500 ETF Trust (SPY, ETF).
5-Year PerformanceSPY has outperformed ATRA, delivering a return of +13.3% compared to -50.4%
ATRA vs SPY - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
ATRA vs SPY - Historical Returns
Returns include dividend reinvestment.
ATRA vs SPY - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | ATRA | SPY |
|---|---|---|
| 2026 | -44.18% | +8.26% |
| 2025 | +27.75% | +18.00% |
| 2024 | +10.94% | +25.59% |
| 2023 | -84.37% | +26.72% |
| 2022 | -80.58% | -18.64% |
| 2021 | -19.76% | +30.52% |
| 2020 | +19.62% | +17.28% |
| 2019 | -53.29% | +31.09% |
| 2018 | +91.93% | -5.24% |
| 2017 | +20.07% | +20.78% |
| 2016 | -40.96% | +13.59% |
| 2015 | -1.09% | +1.31% |
| 2014 | +151.17% | +14.56% |
| 2013 | N/A | +29.00% |
| 2012 | N/A | +14.17% |
| 2011 | N/A | +0.85% |
| 2010 | N/A | +13.14% |
| 2009 | N/A | +22.67% |
| 2008 | N/A | -36.25% |
| 2007 | N/A | +5.32% |
| 2006 | N/A | +13.85% |
| 2005 | N/A | +5.32% |
| 2004 | N/A | +10.75% |
| 2003 | N/A | +24.18% |
| 2002 | N/A | -22.42% |
| 2001 | N/A | -10.13% |
| 2000 | N/A | -8.84% |
| 1999 | N/A | +8.61% |
ATRA vs SPY Drawdown Comparison
The maximum drawdown for ATRA was -99.74%, occurring on Feb 20, 2026. This drawdown has not yet recovered.
The maximum drawdown for SPY was -55.20%, occurring on Mar 9, 2009. Recovery took 1224 trading sessions.
The current ATRA drawdown is -99.38%. The current SPY drawdown is -2.90%.
| Rank | ATRA | SPY |
|---|---|---|
| #1 | -99.74% Apr 23, 2015 - Feb 20, 2026 | -55.20% Oct 9, 2007 - Aug 16, 2012 |
| #2 | -43.40% Dec 2, 2014 - Mar 12, 2015 | -47.50% Mar 24, 2000 - Oct 26, 2006 |
| #3 | -21.57% Nov 7, 2014 - Dec 2, 2014 | -33.70% Feb 19, 2020 - Aug 10, 2020 |
| #4 | -10.42% Mar 23, 2015 - Mar 30, 2015 | -24.50% Jan 3, 2022 - Dec 13, 2023 |
| #5 | -7.46% Oct 20, 2014 - Oct 24, 2014 | -19.34% Sep 20, 2018 - Apr 12, 2019 |
| #6 | -7.11% Oct 28, 2014 - Nov 3, 2014 | -18.76% Feb 19, 2025 - Jun 26, 2025 |
| #7 | -6.34% Mar 30, 2015 - Apr 2, 2015 | -13.02% Jul 20, 2015 - Apr 18, 2016 |
| #8 | -5.13% Mar 12, 2015 - Mar 17, 2015 | -10.10% Jan 26, 2018 - Aug 6, 2018 |
| #9 | -4.65% Mar 17, 2015 - Mar 19, 2015 | -9.44% Sep 2, 2020 - Nov 11, 2020 |
| #10 | -3.50% Apr 2, 2015 - Apr 8, 2015 | -9.30% Jan 19, 2000 - Mar 17, 2000 |
| #11 | -1.95% Apr 16, 2015 - Apr 20, 2015 | -9.05% Jul 19, 2007 - Oct 5, 2007 |
| #12 | -0.44% Nov 5, 2014 - Nov 7, 2014 | -8.88% Jan 27, 2026 - Apr 14, 2026 |
| #13 | -0.27% Apr 13, 2015 - Apr 16, 2015 | -8.41% Jul 16, 2024 - Sep 19, 2024 |
| #14 | N/A | -7.35% Sep 14, 2012 - Jan 2, 2013 |
| #15 | N/A | -7.27% Sep 18, 2014 - Oct 31, 2014 |
Correlation
Correlation between ATRA and SPY is -0.72 which considered as a strong negative correlation - the stocks tend to move in opposite directions.
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