Company Analysis

aTyr Pharma, Inc. (ATYR)

Nasdaq: ATYR · Biological Products, (No Diagnostic Substances) · San Diego, CA · filing with the SEC since 2005
Grade3.7
◀ Past 2.4● Present 4.8▶ Future 3.5
1 est.

Filings

352 filings since 2017 beside 193 insider forms · Non-accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextNon-accelerated filer and smaller reporting company
10-K Annual report for the fiscal year ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Mar 31, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by May 15, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 36 days after the quarter ended. The proxy statement was last filed Sep 11, 2026.

Filings a yearinsider forms included
5665694654473946
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Listing warning from its exchange (8-K item 3.01): 2 times in the last 36 months, the newest Jun 8, 2026.Officer or director change (8-K item 5.02): 3 times in the last 36 months, the newest May 6, 2025.SEC letters: 7 in the last 36 months, the newest Aug 13, 2025.
Insider forms 193

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 6, 2026 8-K items 8.01, 9.01 Other event · Current report
Nov 6, 2026 424B5 Shelf offering
Nov 6, 2026 10-Q Quarterly report Sep 30, 2026
Nov 5, 2026 8-K items 2.02, 9.01 Results released · Current report
Nov 4, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 27, 2026 8-K items 5.03, 9.01 Charter, bylaw or fiscal-year change · Current report
Oct 16, 2026 8-K item 5.07 Shareholder vote · Current report
Oct 7, 2026 SCHEDULE 13G/A Large holder update, amended
Sep 24, 2026 8-K item 8.01 Other event · Current report
Sep 11, 2026 DEF 14A Proxy statement Oct 16, 2026
Aug 31, 2026 PRE 14A Preliminary proxy statement Oct 16, 2026
Aug 7, 2026 S-8 Employee stock plan registration
Aug 7, 2026 10-Q Quarterly report Jun 30, 2026
Aug 7, 2026 8-K items 2.02, 9.01 Results released · Current report
Aug 6, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 31, 2026 8-K items 1.02, 9.01 Major agreement ended · Current report Jul 30, 2026
Jul 27, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 8, 2026 SCHEDULE 13G/A Large holder update, amended
Jun 8, 2026 8-K item 3.01 Listing warning from its exchange · Current report Jun 3, 2026
Jun 5, 2026 SCHEDULE 13G/A Large holder update, amended
Jun 1, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
May 15, 2026 10-Q Quarterly report Mar 31, 2026
May 15, 2026 8-K items 2.02, 9.01 Results released · Current report
May 11, 2026 8-K items 2.02, 7.01, 8.01, 9.01 Results released; Investor disclosure (Regulation FD); Other event · Current report
Mar 26, 2026 ARS Annual report to shareholders Dec 31, 2025
Mar 26, 2026 DEFA14A Extra proxy material
Mar 26, 2026 DEF 14A Proxy statement
Mar 26, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 12, 2026 PRE 14A Preliminary proxy statement
Mar 5, 2026 10-K Annual report Dec 31, 2025
Mar 5, 2026 8-K items 2.02, 9.01 Results released · Current report
Dec 5, 2025 8-K item 3.01 Listing warning from its exchange · Current report Dec 4, 2025
Nov 6, 2025 10-Q Quarterly report Sep 30, 2025
Nov 6, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 7, 2025 SCHEDULE 13G/A Large holder update, amended
Sep 15, 2025 8-K items 8.01, 9.01 Other event · Current report
Aug 18, 2025 EFFECT Registration effective
Aug 13, 2025 CORRESP Reply to the SEC
Aug 13, 2025 UPLOAD SEC comment letter
Aug 8, 2025 8-K/A items 2.02, 9.01 Results released · Current report, amended Aug 7, 2025
40 of 352 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton ATYR · research, not advice