← Back to Markets

ATOS

Atossa Therapeutics Inc · NASDAQ NMS - GLOBAL MARKET · Biotechnology

$4.77$-0.38 (-7.38%)

Prices delayed up to 5 minutes

AC Intelligence

AC Intelligence

AC Intelligence for ATOS is being prepared.

Key Stats

Key Stats

Open

$5.08

Day High

$5.15

Day Low

$4.70

Prev Close

$5.15

Volume

0

Avg Volume

69.8K

Day Change

$-0.38

Change %

-7.38%

Fundamentals

Fundamentals

P/B

1.94

EPS (TTM)

$-4.04

Market Cap

$44M

52-Wk Range

$3.76 — $19.35

Who Owns This Stock

Who Owns ATOS

Systematic / Quant59.6%2 holders
Other40.4%1 holder

Based on Q4 2025 13F filings + AC behavioral model

3 institutional holders

Top Holders

1.SIMPLEX TRADING, LLC
$51.5B
2.GROUP ONE TRADING LLC
-60.1%$39.7B
3.GROUP ONE TRADING LLC
+0.3%$19.8B
4.Marshall Wace LLP
$16.6B

Institutional Pressure

Market Regime:Strong Risk-Off (-0.62)
SELLINGBUYING
Moderate Selling Pressure
Systematic / Quant(59.6%)
De-risking (mechanical)
Other(40.4%)

Updated daily · Based on Q4 2025 filings + AC behavioral model

Sentiment Signals

Sentiment Signals

Insider ActivityNo insider transactions in last 90 daysSEC Form 4
↑↑Analyst Consensus9 buy, 1 hold, 0 sellFinnhub
↑↑Inst. Flows3 increased/new, 1 decreased/exited (13F)AC 13F Analysis

Sources: SEC Form 4, Finnhub, AC 13F Analysis

On AcidCapitalist

Data provided by Finnhub. Prices delayed up to 5 minutes.