Insider · CIK 0001865778
Matthew B. Murphy
Files at NAUT (Nautilus Biotechnology, Inc.). First filing Sep 5, 2025, latest Sep 5, 2025.
In brief
Matthew B. Murphy files SEC Form 4 as officer at NAUT (Nautilus Biotechnology, Inc.). Since Sep 5, 2025, Matthew B. Murphy has reported 1 open-market buy worth $13k and 0 open-market sells worth $0, the latest filed on Sep 5, 2025.
A track record needs three past buys with six months of prices behind them; Matthew B. Murphy has 0, so none is measured yet.
The newest scored trade: bought $13k of NAUT on Sep 4, 2025, filed Sep 5, 2025, scored 29 (weak).
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
NAUT: Nautilus Biotechnology, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 29Weak | Nautilus Biotechnology, Inc. | $13k 20,000 shares | +37% | - |
Transactions
Every row this insider has filed, 3 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | NAUT Nautilus Biotechnology, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +160,000 | $0.00 | $0 | 160,000 | Mar 4, 2026 |
| Sep 4, 2025 | NAUT Nautilus Biotechnology, Inc. | POpen-market purchase Common Stockindirect: See Footnote | +20,000 | $0.64 | $13k | 74,140 | Sep 5, 2025 |
| Mar 1, 2024 | NAUT Nautilus Biotechnology, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +160,000 | $0.00 | $0 | 160,000 | Mar 5, 2024 |
Questions about Matthew B. Murphy
Answered from the filings on this page, as of the latest one.
Is Matthew B. Murphy buying or selling?
Not in the last 12 months. Matthew B. Murphy's latest open-market trade on SEC Form 4 was bought $13k of NAUT on Sep 4, 2025.
How did Matthew B. Murphy's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Matthew B. Murphy has 0.
Where does Matthew B. Murphy file Form 4?
Matthew B. Murphy has filed Form 4 at NAUT (Nautilus Biotechnology, Inc.) as General Counsel. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.