Stocks · Health care · Biological Products, (No Diagnostic Substances)

aTYR PHARMA INC

ATYR Clue Score32
United States Fiscal year ends December CIK 0001339970
0.25
-3.56%
Close, 9 Oct 2026 · USD

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
0.25 on 9 Oct 2026
1 1 0 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $0.97 14 Oct 2025 $1.04 15 Oct 2025 $1.02 16 Oct 2025 $1.00 17 Oct 2025 $1.02 20 Oct 2025 $1.02 21 Oct 2025 $1.03 22 Oct 2025 $0.97 23 Oct 2025 $0.97 24 Oct 2025 $0.97 27 Oct 2025 $0.97 28 Oct 2025 $0.96 29 Oct 2025 $0.97 30 Oct 2025 $0.89 31 Oct 2025 $0.87 3 Nov 2025 $0.88 4 Nov 2025 $0.83 5 Nov 2025 $0.81 6 Nov 2025 $0.77 7 Nov 2025 $0.82 10 Nov 2025 $0.79 11 Nov 2025 $0.79 12 Nov 2025 $0.72 13 Nov 2025 $0.71 14 Nov 2025 $0.75 17 Nov 2025 $0.68 18 Nov 2025 $0.70 19 Nov 2025 $0.68 20 Nov 2025 $0.65 21 Nov 2025 $0.66 24 Nov 2025 $0.78 25 Nov 2025 $0.77 26 Nov 2025 $0.77 28 Nov 2025 $0.78 1 Dec 2025 $0.74 2 Dec 2025 $0.71 3 Dec 2025 $0.77 4 Dec 2025 $0.83 5 Dec 2025 $0.82 8 Dec 2025 $0.81 9 Dec 2025 $0.81 10 Dec 2025 $0.82 11 Dec 2025 $0.77 12 Dec 2025 $0.78 15 Dec 2025 $0.73 16 Dec 2025 $0.73 17 Dec 2025 $0.71 18 Dec 2025 $0.70 19 Dec 2025 $0.75 22 Dec 2025 $0.73 23 Dec 2025 $0.72 24 Dec 2025 $0.74 26 Dec 2025 $0.74 29 Dec 2025 $0.75 30 Dec 2025 $0.75 31 Dec 2025 $0.78 2 Jan 2026 $0.76 5 Jan 2026 $0.75 6 Jan 2026 $0.72 7 Jan 2026 $0.75 8 Jan 2026 $0.73 9 Jan 2026 $0.71 12 Jan 2026 $0.68 13 Jan 2026 $0.71 14 Jan 2026 $0.72 15 Jan 2026 $0.71 16 Jan 2026 $0.71 20 Jan 2026 $0.71 21 Jan 2026 $0.71 22 Jan 2026 $0.75 23 Jan 2026 $0.72 26 Jan 2026 $0.70 27 Jan 2026 $0.71 28 Jan 2026 $0.67 29 Jan 2026 $0.85 30 Jan 2026 $0.88 2 Feb 2026 $0.97 3 Feb 2026 $0.96 4 Feb 2026 $0.88 5 Feb 2026 $0.81 6 Feb 2026 $0.90 9 Feb 2026 $0.90 10 Feb 2026 $0.88 11 Feb 2026 $0.93 12 Feb 2026 $0.89 13 Feb 2026 $0.89 17 Feb 2026 $0.98 18 Feb 2026 $0.99 19 Feb 2026 $1.05 20 Feb 2026 $1.04 23 Feb 2026 $1.01 24 Feb 2026 $0.99 25 Feb 2026 $1.02 26 Feb 2026 $0.99 27 Feb 2026 $0.96 2 Mar 2026 $0.99 3 Mar 2026 $0.96 4 Mar 2026 $0.96 5 Mar 2026 $0.90 6 Mar 2026 $0.82 9 Mar 2026 $0.90 10 Mar 2026 $0.94 11 Mar 2026 $0.92 12 Mar 2026 $0.87 13 Mar 2026 $0.85 16 Mar 2026 $0.89 17 Mar 2026 $0.88 18 Mar 2026 $0.82 19 Mar 2026 $0.83 20 Mar 2026 $0.81 23 Mar 2026 $0.83 24 Mar 2026 $0.79 25 Mar 2026 $0.80 26 Mar 2026 $0.79 27 Mar 2026 $0.75 30 Mar 2026 $0.73 31 Mar 2026 $0.78 1 Apr 2026 $0.85 2 Apr 2026 $0.85 6 Apr 2026 $0.82 7 Apr 2026 $0.80 8 Apr 2026 $0.80 9 Apr 2026 $0.75 10 Apr 2026 $0.83 13 Apr 2026 $0.81 14 Apr 2026 $0.84 15 Apr 2026 $0.84 16 Apr 2026 $0.83 17 Apr 2026 $0.85 20 Apr 2026 $0.85 21 Apr 2026 $0.82 22 Apr 2026 $0.84 23 Apr 2026 $0.79 24 Apr 2026 $0.79 27 Apr 2026 $0.79 28 Apr 2026 $0.79 29 Apr 2026 $0.77 30 Apr 2026 $0.81 1 May 2026 $0.83 4 May 2026 $0.84 5 May 2026 $0.84 6 May 2026 $1.04 7 May 2026 $0.92 8 May 2026 $0.95 11 May 2026 $0.95 12 May 2026 $0.53 13 May 2026 $0.40 14 May 2026 $0.56 15 May 2026 $0.50 18 May 2026 $0.52 19 May 2026 $0.48 20 May 2026 $0.53 21 May 2026 $0.53 22 May 2026 $0.49 26 May 2026 $0.48 27 May 2026 $0.48 28 May 2026 $0.49 29 May 2026 $0.54 1 Jun 2026 $0.55 2 Jun 2026 $0.52 3 Jun 2026 $0.50 4 Jun 2026 $0.51 5 Jun 2026 $0.47 8 Jun 2026 $0.44 9 Jun 2026 $0.46 10 Jun 2026 $0.47 11 Jun 2026 $0.48 12 Jun 2026 $0.44 15 Jun 2026 $0.44 16 Jun 2026 $0.45 17 Jun 2026 $0.46 18 Jun 2026 $0.45 22 Jun 2026 $0.47 23 Jun 2026 $0.54 24 Jun 2026 $0.56 25 Jun 2026 $0.56 26 Jun 2026 $0.53 29 Jun 2026 $0.57 30 Jun 2026 $0.60 1 Jul 2026 $0.59 2 Jul 2026 $0.59 6 Jul 2026 $0.65 7 Jul 2026 $0.61 8 Jul 2026 $0.64 9 Jul 2026 $0.58 10 Jul 2026 $0.54 13 Jul 2026 $0.50 14 Jul 2026 $0.49 15 Jul 2026 $0.53 16 Jul 2026 $0.52 17 Jul 2026 $0.51 20 Jul 2026 $0.49 21 Jul 2026 $0.49 22 Jul 2026 $0.49 23 Jul 2026 $0.50 24 Jul 2026 $0.47 27 Jul 2026 $0.49 28 Jul 2026 $0.49 29 Jul 2026 $0.48 30 Jul 2026 $0.48 31 Jul 2026 $0.49 3 Aug 2026 $0.49 4 Aug 2026 $0.53 5 Aug 2026 $0.53 6 Aug 2026 $0.50 7 Aug 2026 $0.51 10 Aug 2026 $0.53 11 Aug 2026 $0.53 12 Aug 2026 $0.54 13 Aug 2026 $0.55 14 Aug 2026 $0.56 17 Aug 2026 $0.52 18 Aug 2026 $0.50 19 Aug 2026 $0.53 20 Aug 2026 $0.50 21 Aug 2026 $0.50 24 Aug 2026 $0.53 25 Aug 2026 $0.57 26 Aug 2026 $0.55 27 Aug 2026 $0.55 28 Aug 2026 $0.54 31 Aug 2026 $0.53 1 Sep 2026 $0.48 2 Sep 2026 $0.49 3 Sep 2026 $0.50 4 Sep 2026 $0.50 8 Sep 2026 $0.48 9 Sep 2026 $0.46 10 Sep 2026 $0.43 11 Sep 2026 $0.43 14 Sep 2026 $0.39 15 Sep 2026 $0.39 16 Sep 2026 $0.38 17 Sep 2026 $0.38 18 Sep 2026 $0.36 21 Sep 2026 $0.37 22 Sep 2026 $0.36 23 Sep 2026 $0.38 24 Sep 2026 $0.34 25 Sep 2026 $0.31 28 Sep 2026 $0.30 29 Sep 2026 $0.31 30 Sep 2026 $0.30 1 Oct 2026 $0.29 2 Oct 2026 $0.29 5 Oct 2026 $0.29 6 Oct 2026 $0.28 7 Oct 2026 $0.28 8 Oct 2026 $0.26 9 Oct 2026 $0.25 DENYES NANCY General Counsel Sold at will $1.09K 4 Feb 2026 · at $0.98 · 3.3% of stake Broadfoot Jill Marie Chief Financial Officer Sold at will $1.52K 4 Feb 2026 · at $0.98 · 4.0% of stake Shukla Sanjay President and CEO Sold at will $3.66K 4 Feb 2026 · at $0.98 · 2.4% of stake SCHIMMEL PAUL Director Bought $49.63K 27 May 2026 · at $0.50 · 14.7% of stake
1 buy3 sales at will0 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$190.00K
Net income
$74.12M
Free cash flow
$62.06M
Operating margin
-40,856.3%
Net margin
-39,009.5%
Return on equity
-109.8%
Return on capital
-83.7%
Debt to equity
0.09
Revenue growth, 1 yr
-19.2%
Revenue growth, 5 yr
-55.1% a year

Revenue and net income

Fiscal years, as filed with the SEC · point at a year for the detail
10M -16M FY20 Fiscal year 2020 Revenue $10.46M Net income $16.22M Margin -155.2% 0K -34M FY21 Fiscal year 2021 Revenue $0.00 Net income $33.77M Margin n/a · growth -100.0% 10M -45M FY22 Fiscal year 2022 Revenue $10.39M Net income $45.34M Margin -436.5% 353K -50M FY23 Fiscal year 2023 Revenue $353.00K Net income $50.39M Margin -14,274.5% · growth -96.6% 235K -64M FY24 Fiscal year 2024 Revenue $235.00K Net income $64.02M Margin -27,243.8% · growth -33.4% 190K -74M FY25 Fiscal year 2025 Revenue $190.00K Net income $74.12M Margin -39,009.5% · growth -19.1%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
27 May 2026 SCHIMMEL PAUL
Director
Bought $49.63K 14.7%
4 Feb 2026 Shukla Sanjay
President and CEO
Sold at will $3.66K 2.4%
4 Feb 2026 Broadfoot Jill Marie
Chief Financial Officer
Sold at will $1.52K 4.0%
4 Feb 2026 DENYES NANCY
General Counsel
Sold at will $1.09K 3.3%
9 Oct 2025 SCHIMMEL PAUL
Director
Bought $299.36K 29.0%
8 Oct 2025 SCHIMMEL PAUL
Director
Bought $612.44K 165%