Insider Ledger
NAUT insider buying and SEC filings, explained
Nautilus Biotechnology, Inc. · CIK 1808805
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Laboratory Analytical Instruments
- Fiscal year end
- Dec 31
- Former names
- ARYA Sciences Acquisition Corp III
Insider activity in the last 12 months
Bought
$65K
Insiders who bought
1
Sold (not marked 10b5-1)
$11.8M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Jun 2, 2026 | Sale | Marc L Andreessen (10% owner) sold 5,000,000 shares indirectly (by entity) at $2.35 ($11.8M). Holdings by entity down 28% to 11,682,032 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 5 other reporting owners. | SEC filing Filed Jun 4, 2026 |
| Mar 4, 2026 | Purchase (code P) | Sujal M Patel (CEO and Director) bought 25,000 shares at about $2.61 ($65K), reported as a purchase (code P). Holdings up <1% to 10,366,721 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 4, 2026 |
| Nov 6, 2025 | Purchase (code P) | Kentaro Suzuki (Chief Marketing Officer) bought 4,000 shares at $1.49 ($6K), reported as a purchase (code P). New position of 4,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 10, 2025 |
12 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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