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US · ATYR

aTyr Pharma, Inc.

Programmatic access: InvestorsCraft Valuation API · catalog

Sector
Healthcare · Biotechnology
Headquarters
San Diego, CA 92121

Price · as of 2026-09-03

$0.50

Market cap 50.14M

Price history

Weekly OHLC price history for ATYR, USD per share
WeekOpenHighLowCloseVolume
May 27, 2024 – May 31, 2024$1.77$1.87$1.71$1.73
Jun 3, 2024 – Jun 7, 2024$1.82$2.07$1.75$1.980
Jun 10, 2024 – Jun 14, 2024$2.00$2.04$1.82$1.830
Jun 17, 2024 – Jun 21, 2024$1.83$1.87$1.42$1.490
Jun 24, 2024 – Jun 28, 2024$1.54$1.69$1.46$1.560
Jul 1, 2024 – Jul 5, 2024$1.58$1.62$1.48$1.510
Jul 8, 2024 – Jul 12, 2024$1.51$1.75$1.48$1.740
Jul 15, 2024 – Jul 19, 2024$1.74$1.80$1.62$1.640
Jul 22, 2024 – Jul 26, 2024$1.70$2.50$1.58$2.220
Jul 29, 2024 – Aug 2, 2024$2.20$2.24$1.82$1.830
Aug 5, 2024 – Aug 9, 2024$1.75$1.93$1.68$1.820
Aug 12, 2024 – Aug 16, 2024$1.81$2.04$1.72$1.910
Aug 19, 2024 – Aug 23, 2024$1.93$1.94$1.77$1.890
Aug 26, 2024 – Aug 30, 2024$1.91$1.98$1.78$1.870
Sep 2, 2024 – Sep 6, 2024$1.87$1.98$1.73$1.880
Sep 9, 2024 – Sep 13, 2024$1.89$2.00$1.83$1.900
Sep 16, 2024 – Sep 20, 2024$1.91$1.96$1.82$1.820
Sep 23, 2024 – Sep 27, 2024$1.82$1.84$1.72$1.770
Sep 30, 2024 – Oct 4, 2024$1.74$1.96$1.67$1.870
Oct 7, 2024 – Oct 11, 2024$1.89$2.27$1.83$2.230
Oct 14, 2024 – Oct 18, 2024$2.24$3.03$2.18$2.990
Oct 21, 2024 – Oct 25, 2024$2.97$3.54$2.96$3.250
Oct 28, 2024 – Nov 1, 2024$3.29$3.68$3.01$3.040
Nov 4, 2024 – Nov 8, 2024$3.05$3.29$2.88$3.120
Nov 11, 2024 – Nov 15, 2024$3.15$3.80$2.81$2.910
Nov 18, 2024 – Nov 22, 2024$2.96$3.19$2.85$3.030
Nov 25, 2024 – Nov 29, 2024$3.05$3.62$3.05$3.530
Dec 2, 2024 – Dec 6, 2024$3.60$3.64$3.23$3.360
Dec 9, 2024 – Dec 13, 2024$3.35$3.78$2.98$3.060
Dec 16, 2024 – Dec 20, 2024$3.07$3.35$3.02$3.350
Dec 23, 2024 – Dec 27, 2024$3.40$3.98$3.28$3.740
Dec 30, 2024 – Jan 3, 2025$3.70$4.02$3.44$3.980
Jan 6, 2025 – Jan 10, 2025$4.15$4.22$3.52$3.530
Jan 13, 2025 – Jan 17, 2025$3.50$3.83$3.17$3.610
Jan 20, 2025 – Jan 24, 2025$3.65$3.69$3.34$3.590
Jan 27, 2025 – Jan 31, 2025$3.57$3.95$3.38$3.860
Feb 3, 2025 – Feb 7, 2025$3.50$3.99$3.33$3.900
Feb 10, 2025 – Feb 14, 2025$3.93$3.93$3.38$3.410
Feb 17, 2025 – Feb 21, 2025$3.58$4.66$3.52$4.320
Feb 24, 2025 – Feb 28, 2025$4.35$4.40$3.51$3.960
Mar 3, 2025 – Mar 7, 2025$3.98$4.01$2.71$3.400
Mar 10, 2025 – Mar 14, 2025$3.32$4.28$2.98$3.970
Mar 17, 2025 – Mar 21, 2025$4.00$4.32$3.63$3.680
Mar 24, 2025 – Mar 28, 2025$3.85$3.94$3.07$3.130
Mar 31, 2025 – Apr 4, 2025$3.06$3.11$2.46$2.620
Apr 7, 2025 – Apr 11, 2025$2.43$3.13$2.30$2.970
Apr 14, 2025 – Apr 17, 2025$3.07$3.15$2.85$3.100
Apr 21, 2025 – Apr 25, 2025$3.07$3.65$3.05$3.350
Apr 28, 2025 – May 2, 2025$3.43$3.67$3.19$3.600
May 5, 2025 – May 9, 2025$3.64$3.65$3.06$3.280
May 12, 2025 – May 16, 2025$3.34$3.47$2.98$3.270
May 19, 2025 – May 23, 2025$3.30$3.94$3.25$3.750
May 26, 2025 – May 30, 2025$3.96$4.51$3.73$4.470
Jun 2, 2025 – Jun 6, 2025$4.51$5.75$4.37$5.380
Jun 9, 2025 – Jun 13, 2025$5.50$5.98$5.15$5.200
Jun 16, 2025 – Jun 20, 2025$5.25$5.49$5.02$5.220
Jun 23, 2025 – Jun 27, 2025$5.15$5.50$4.78$5.030
Jun 30, 2025 – Jul 3, 2025$5.17$5.47$4.96$5.310
Jul 7, 2025 – Jul 11, 2025$5.19$5.59$5.07$5.300
Jul 14, 2025 – Jul 18, 2025$5.30$6.44$5.24$5.990
Jul 21, 2025 – Jul 25, 2025$6.26$7.10$5.15$5.830
Jul 28, 2025 – Aug 1, 2025$6.04$7.29$4.47$4.700
Aug 4, 2025 – Aug 8, 2025$4.82$5.74$4.75$5.300
Aug 11, 2025 – Aug 15, 2025$5.38$5.75$4.71$4.900
Aug 18, 2025 – Aug 22, 2025$4.93$5.46$4.58$5.350
Aug 25, 2025 – Aug 29, 2025$5.38$5.72$5.03$5.380
Sep 1, 2025 – Sep 5, 2025$5.44$6.08$5.23$5.610
Sep 8, 2025 – Sep 12, 2025$5.60$6.50$5.08$6.030
Sep 15, 2025 – Sep 19, 2025$1.26$1.37$0.95$0.990
Sep 22, 2025 – Sep 26, 2025$0.96$1.05$0.80$0.840
Sep 29, 2025 – Oct 3, 2025$0.82$0.84$0.68$0.780
Oct 6, 2025 – Oct 10, 2025$0.80$1.12$0.79$1.060
Oct 13, 2025 – Oct 17, 2025$1.07$1.10$0.90$1.020
Oct 20, 2025 – Oct 24, 2025$1.03$1.07$0.94$0.970
Oct 27, 2025 – Oct 31, 2025$0.97$1.02$0.87$0.870
Nov 3, 2025 – Nov 7, 2025$0.88$0.88$0.74$0.820
Nov 10, 2025 – Nov 14, 2025$0.81$0.84$0.69$0.750
Nov 17, 2025 – Nov 21, 2025$0.74$0.77$0.64$0.660
Nov 24, 2025 – Nov 28, 2025$0.66$0.80$0.65$0.780
Dec 1, 2025 – Dec 5, 2025$0.77$0.86$0.70$0.820
Dec 8, 2025 – Dec 12, 2025$0.80$0.84$0.76$0.780
Dec 15, 2025 – Dec 19, 2025$0.76$0.79$0.69$0.750
Dec 22, 2025 – Dec 26, 2025$0.72$0.76$0.70$0.740
Dec 29, 2025 – Jan 2, 2026$0.72$0.85$0.71$0.760
Jan 5, 2026 – Jan 9, 2026$0.75$0.78$0.71$0.710
Jan 12, 2026 – Jan 16, 2026$0.71$0.74$0.66$0.710
Jan 19, 2026 – Jan 23, 2026$0.69$0.76$0.69$0.720
Jan 26, 2026 – Jan 30, 2026$0.71$0.90$0.67$0.880
Feb 2, 2026 – Feb 6, 2026$0.88$1.04$0.81$0.900
Feb 9, 2026 – Feb 13, 2026$0.92$0.95$0.82$0.890
Feb 16, 2026 – Feb 20, 2026$0.89$1.11$0.87$1.040
Feb 23, 2026 – Feb 27, 2026$1.05$1.10$0.94$0.960
Mar 2, 2026 – Mar 6, 2026$0.93$1.00$0.82$0.820
Mar 9, 2026 – Mar 13, 2026$0.82$0.97$0.82$0.850
Mar 16, 2026 – Mar 20, 2026$0.85$0.91$0.79$0.810
Mar 23, 2026 – Mar 27, 2026$0.83$0.85$0.75$0.750
Mar 30, 2026 – Apr 2, 2026$0.75$0.87$0.72$0.850
Apr 6, 2026 – Apr 10, 2026$0.84$0.87$0.75$0.830
Apr 13, 2026 – Apr 17, 2026$0.83$0.88$0.80$0.850
Apr 20, 2026 – Apr 24, 2026$0.86$0.87$0.78$0.790
Apr 27, 2026 – May 1, 2026$0.79$0.88$0.75$0.830
May 4, 2026 – May 8, 2026$0.85$1.05$0.82$0.950
May 11, 2026 – May 15, 2026$0.95$0.99$0.40$0.500
May 18, 2026 – May 22, 2026$0.51$0.55$0.46$0.490
May 25, 2026 – May 29, 2026$0.49$0.57$0.46$0.540
Jun 1, 2026 – Jun 5, 2026$0.53$0.59$0.46$0.470
Jun 8, 2026 – Jun 12, 2026$0.47$0.48$0.44$0.440
Jun 15, 2026 – Jun 18, 2026$0.47$0.50$0.44$0.450
Jun 22, 2026 – Jun 26, 2026$0.45$0.59$0.45$0.530
Jun 29, 2026 – Jul 2, 2026$0.54$0.62$0.53$0.590
Jul 6, 2026 – Jul 10, 2026$0.60$0.70$0.54$0.540
Jul 13, 2026 – Jul 17, 2026$0.53$0.57$0.47$0.510
Jul 20, 2026 – Jul 24, 2026$0.50$0.53$0.46$0.470
Jul 27, 2026 – Jul 31, 2026$0.48$0.50$0.47$0.490
Aug 3, 2026 – Aug 7, 2026$0.49$0.54$0.48$0.510
Aug 10, 2026 – Aug 14, 2026$0.53$0.60$0.51$0.560
Aug 17, 2026 – Aug 21, 2026$0.54$0.57$0.50$0.500
Aug 24, 2026 – Aug 28, 2026$0.51$0.57$0.49$0.540
Aug 31, 2026 – Sep 3, 2026$0.54$0.54$0.48$0.500

Valuation

MetricValueUpside
IC Value$0.34-32%
P/E-1.07
P/B1.17
P/S415.99
EV/EBITDA-0.17
PEG
P/TBV1.17

Valuation history

Annual price overlaid with each model's fair value. Y-axis is log scale.

Annual price and model valuations for ATYR, USD per share
YearPriceAIICGraham-DoddGraham Formula
2011
2012
2013
2014
2015$71.40
2016$50.40
2017$42.00
2018$6.30
2019$3.83
2020$4.92
2021$5.24
2022$1.94
2023$1.59$15.81
2024$3.40$11.89
2025$0.85$12.60

Historic valuation ratios

Pick a category, then toggle metrics to compare.

USD millions

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        About aTyr Pharma, Inc.

        aTyr Pharma, Inc., a biopharmaceutical firm established in San Diego, California, in 2005, is dedicated to the discovery and advancement of therapeutic solutions. Operating within the United States, the company's research focuses on pioneering novel immunological pathways to address various medical conditions. Its primary investigational drug, efzofitimod, functions as a selective modulator of NRP2. This compound is currently undergoing a Phase III clinical trial for pulmonary sarcoidosis. Additionally, efzofitimod is being evaluated in a Phase 1b/2a clinical study for the treatment of other interstitial lung diseases (ILDs), including conditions such as chronic hypersensitivity pneumonitis and ILDs linked to connective tissue diseases. Beyond its lead candidate, aTyr Pharma's pipeline features ATYR0101, a fusion protein derived from a domain of aspartyl-tRNA synthetase, which is in preclinical stages of development for combating fibrosis. The company is also progressing with ATYR0750, a domain sourced from alanyl-tRNA synthetase, intended for the management of liver disorders. Furthermore, aTyr Pharma has entered into a strategic collaboration and licensing agreement with Kyorin Pharmaceutical Co., Ltd. This partnership is focused on the development and commercialization of efzofitimod for interstitial lung diseases specifically within the Japanese market.

        CEO
        Sanjay S. Shukla
        Employees
        58
        Beta
        0.52

        Peer comparison

        Same-industry comparables, ranked by market cap.

        Scroll horizontally for additional metrics. Ticker column stays fixed.

        Peer comparison for ATYR: basic info, valuation models, ratios, profitability, leverage, growth, cash flow, dividends, enterprise value, and Altman Z-score.
        Basic InfoIC ValuationCore ValuationProfitabilityLeverage & LiquidityGrowthCash FlowDividendsEnterprise ValueRisk
        TickerCompany NamePriceMarket CapValueUpsideP/EP/BP/SEV/EBITDAPEGP/TBVGross MarginOperating MarginNet MarginROEROICROADebt/EquityInterest CoverageCurrent RatioQuick RatioNet Debt/EBITDAEPS GrowthSales GrowthFCF GrowthFCF YieldOp Cash Flow RatioCash ROICDividend YieldDividend PayoutShareholder YieldEV/EBITEV/FCFEV/SalesAltman Z-Score
        ATYRaTyr Pharma, Inc.$0.5150.14M$12.60+2,363%-1.071.17415.99-0.171.17-717.37%-40856.32%-39009.47%-107.82%-1293.46%-77.62%0.185.305.25-0.02-6.98%-19.15%-10.29%-78.52%-4.09-1034.12%0.00%0.00%1.19%-0.16-0.2065.18-9.14
        ACRVAcrivon Therapeutics, Inc…$1.6470.19M-0.800.550.700.550.00%0.00%0.00%-53.86%6992.02%-47.75%0.027.697.570.51-3.81%-4.53%-104.73%-4.065430.92%0.00%0.00%4.19%0.640.82-1.96
        ALXOALX Oncology Holdings Inc…$1.92258.36M-1.044.09-0.674.090.00%0.00%0.00%-145.70%1934.73%-98.34%0.20-64.932.071.840.11-26.36%-31.06%-79.40%-3.431568.94%0.00%0.00%9.95%-0.64-0.79-20.49
        CAMPCAMP4 Therapeutics Corpor…$4.0185.17M$31.27+680%-2.043.4546.99-1.133.4553.14%-1488.31%-2298.54%-145.07%199.90%-82.00%0.047.357.072.13-0.38%436.50%-35.15%-18.15%-1.90114.55%0.00%0.00%31.73%-1.09-1.9016.24-2.49
        DTILPrecision BioSciences, In…$7.4795.83M$45.81+513%-1.590.792.120.330.80100.00%-152.19%-133.45%-61.52%-1863.43%-31.45%0.31-36.6713.3212.971.93-442.31%-50.12%12.32%-90.66%-7.39-2355.83%0.00%0.00%35.97%0.270.21-0.41-4.13
        HYFTMindWalk Holdings Corp.$1.3262.02M$9.20+597%-6.227.886.03-6.457.8858.80%-96.01%-89.66%-84.12%-94.32%-45.21%0.302.802.580.59-66.67%-37.52%75.67%-13.70%-2.12-83.63%0.00%0.00%11.41%-5.75-6.685.52-4.55
        MGXMetagenomi, Inc. Common S…$1.2245.74M$11.94+882%-0.620.342.160.80-4.790.3478.91%-380.85%-348.54%-44.67%-271.11%-32.20%0.267.227.020.0112.92%-51.79%-20.25%-164.50%-3.88-252.79%0.00%0.00%35.78%0.680.73-2.61-1.99
        QNCXQuince Therapeutics, Inc.$28.888.04M-0.06-0.15-0.08-0.23-0.050.00%0.00%0.00%3016.49%327.23%-80.75%-0.520.530.49-0.1628.24%29.90%-779.37%-0.96271.09%0.00%0.00%0.00%-0.12-0.15-8.91
        RLMDRelmada Therapeutics, Inc…$5.44570.6M-4.072.70-2.452.700.00%0.00%0.00%-94.05%744.26%-82.08%0.0014.6214.460.06-45.28%-11.53%-19.62%-7.12576.60%0.00%0.00%0.00%-2.37-3.067.33
        UNCYUnicycive Therapeutics, I…$5.23139.64M-40.8635.93-40.2935.930.00%0.00%0.00%-141.14%204.90%-65.73%0.01-415.732.592.181.12-70.18%9.40%-2.89%-1.65217.56%0.00%0.00%0.33%-35.37-33.3129.49

        Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as ($0.34 ÷ $0.50) − 1 = -32.47% (IC, example).