aTYR PHARMA INC
Biological Products, (No Diagnostic Substances) · SAN DIEGO · CA
Moderate confidence (50%)
Updated Oct 20, 2026, 12:04 AM
What is happening
Derived by rule set status-rules-2026.09.7
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
Latest material event: aTYR PHARMA INC received a delisting notice from its exchange (Jun 3, 2026)
Timeline
Every material event, newest first. History is never overwritten.
aTYR PHARMA INC received a delisting notice from its exchange
Jun 3, 2026
Delisting notice received
- SEC EDGAR — “Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. As previously disclosed, on December 4, 2025, aTyr Pharma, Inc. (the Company ) received a deficiency notice (the Notice ) from the listing qualifications staff (the Staff ) of The Nasdaq Stock Market LLC ( Nasdaq ) notifying the Company that, for the last 30 consecutive business days preceding the date of the Notice, the bid price of the Company s common stock had closed below $1.00 per share, the minimum closing bid price required by the continued listing requirements of Nasdaq List…”
Company information
- Founded
- —
- Employees (estimate)
- —
- Industry
- Biological Products, (No Diagnostic Substances)
- Subindustry
- —
- Listing
- SEC lists the ticker ATYR on Nasdaq.
- SEC CIK
- 0001339970
- Website
- —
- —
- Headquarters
- SAN DIEGO, CA
- Also known as
- —
- Legal entities
- aTYR PHARMA INC
Sources
Every material source used to build this profile.
SEC Company Submissions (TIER 1 · UNVERIFIED)
aTYR PHARMA INC — Biological Products, (No Diagnostic Substances) (SIC 2836) — SAN DIEGO, CA
View source recordSEC EDGAR (TIER 1 · UNVERIFIED)
Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. As previously disclosed, on December 4, 2025, aTyr Pharma, Inc. (the Company ) received a deficiency notice (the Notice ) from the listing qualifications staff (the Staff ) of The Nasdaq Stock Market LLC ( Nasdaq ) notifying the Company that, for the last 30 consecutive business days preceding the date of the Notice, the bid price of the Company s common stock had closed below $1.00 per share, the minimum closing bid price required by the continued listing requirements of Nasdaq List…
View source record
Status history
Every derived status, with the rule that produced it.
- DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:29 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
- DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:11 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
- DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 15, 2026, 12:34 PM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
- DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 13, 2026, 12:04 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
- UNKNOWN → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 04:49 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.