// company-profile
Atossa Therapeutics, Inc.
ATOSExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings41Insiders10
// api This Atossa Therapeutics, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Atossa Therapeutics, Inc. insiders bought $0 across 8 transactions with no open-market sales.
- Most active insider: Remmel H. Lawrence with 1 transaction totaling $0.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Atossa Therapeutics, Inc. as of 2026-03-31
Total reported AUM
$6.5M
QoQ change
—
Reporting period
2026-03-31
#1
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$1.8M
349K shares
#2
AMERIPRISE FINANCIAL INC
CIK 820027
$1.3M
255K shares
#3
BlackRock, Inc.
CIK 2012383
$695,461
132K shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 12, 2026 | Remmel H. Lawrence | ATOS | Award | 10,000 | $0.00 | $0K |
| May 12, 2026 | Steinhart Richard I | ATOS | Award | 10,000 | $0.00 | $0K |
| May 12, 2026 | Chen Shu-Chih | ATOS | Award | 10,000 | $0.00 | $0K |
| May 12, 2026 | Cigler Tessa | ATOS | Award | 10,000 | $0.00 | $0K |
| May 12, 2026 | Galli Stephen J | ATOS | Award | 10,000 | $0.00 | $0K |
35 more transactions hidden
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