ATOSSA THERAPEUTICS, INC.
Pharmaceutical Preparations · SEATTLE · WA
Moderate confidence (50%)
Updated Oct 10, 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: ATOSSA THERAPEUTICS, INC. received a delisting notice from its exchange (Feb 17, 2026)
Timeline
Every material event, newest first. History is never overwritten.
ATOSSA THERAPEUTICS, INC. received a delisting notice from its exchange
Feb 17, 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. On February 17, 2026, Atossa Therapeutics, Inc. (the Company ) received a letter from The Nasdaq Stock Market LLC ( Nasdaq ) informing the Company that it had regained compliance with the minimum closing bid price requirements set forth in Nasdaq Listing Rule 5550(a)(2) for continued listing on The Nasdaq Capital Market. As previously disclosed, on February 21, 2025, the Company was notified by Nasdaq that it was not in compliance with Nasdaq Listing Rule 5550(a)(2) because its common…”
Company information
- Founded
- —
- Employees (estimate)
- —
- Industry
- Pharmaceutical Preparations
- Subindustry
- —
- Listing
- SEC lists the ticker ATOS on Nasdaq.
- SEC CIK
- 0001488039
- Website
- —
- —
- Headquarters
- SEATTLE, WA
- Also known as
- ATOSSA GENETICS INC
- Legal entities
- ATOSSA THERAPEUTICS, INC.
Sources
Every material source used to build this profile.
SEC Company Submissions (TIER 1 · UNVERIFIED)
ATOSSA THERAPEUTICS, INC. — Pharmaceutical Preparations (SIC 2834) — SEATTLE, WA
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. On February 17, 2026, Atossa Therapeutics, Inc. (the Company ) received a letter from The Nasdaq Stock Market LLC ( Nasdaq ) informing the Company that it had regained compliance with the minimum closing bid price requirements set forth in Nasdaq Listing Rule 5550(a)(2) for continued listing on The Nasdaq Capital Market. As previously disclosed, on February 21, 2025, the Company was notified by Nasdaq that it was not in compliance with Nasdaq Listing Rule 5550(a)(2) because its common…
View source record
Status history
Every derived status, with the rule that produced it.
- DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:30 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, 01:14 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 12, 2026, 12:04 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.
- DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 11, 2026, 12:02 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, 04:09 AM
An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.