PSTV insider buying
3 cluster buysPLUS THERAPEUTICS, INC. · Healthcare
When two or more insiders at PLUS THERAPEUTICS, INC. buy PSTV on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in PSTV plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Aug 22 – Nov 4, 2025Detected Nov 4, 2025High conviction2 insidersTotal bought$64.1KMarket cap$27.9M
- Sep 10 – Sep 13, 2024Detected Sep 13, 2024High conviction5 insidersTotal bought$53.1KMarket cap$27.9M
- May 8 – May 8, 2024Detected May 8, 2024High conviction6 insidersTotal bought$98.5KMarket cap$27.9M
All notable open-market buys in PSTV
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Nov 4, 2025 | Chief Financial Officer | 20,000 | $0.51 | $10.2K | SEC ↗ |
| Aug 22, 2025 | Lenk Robert Pcluster Director | 110,000 | $0.49 | $53.9K | SEC ↗ |
| Sep 13, 2024 | Hawkins Richard Jcluster Director | 4,000 | $1.50 | $6.0K | SEC ↗ |
| Sep 12, 2024 | Hawkins Richard Jcluster Director | 6,285 | $1.35 | $8.5K | SEC ↗ |
| Sep 11, 2024 | Petersen Gregcluster Director | 12,500 | $1.35 | $16.9K | SEC ↗ |
| Sep 11, 2024 | Clowes Howardcluster Director | 5,000 | $1.34 | $6.7K | SEC ↗ |
| Sep 10, 2024 | HEDRICK MARC Hcluster Director, Chief Executive Officer | 8,000 | $1.23 | $9.8K | SEC ↗ |
| Sep 10, 2024 | Chief Financial Officer | 4,098 | $1.27 | $5.2K | SEC ↗ |
| May 8, 2024 | HEDRICK MARC Hcluster Director, Chief Executive Officer | 12,255 | $2.04 | $25.0K | SEC ↗ |
| May 8, 2024 | Petersen Gregcluster Director | 12,255 | $2.04 | $25.0K | SEC ↗ |
| May 8, 2024 | Clowes Howardcluster Director | 9,804 | $2.04 | $20.0K | SEC ↗ |
| May 8, 2024 | Chief Financial Officer | 4,902 | $2.04 | $10.0K | SEC ↗ |
| May 8, 2024 | Hawkins Richard Jcluster Director | 4,902 | $2.04 | $10.0K | SEC ↗ |
| May 8, 2024 | Lenk Robert Pcluster Director | 4,167 | $2.04 | $8.5K | SEC ↗ |
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PSTV insider buying — FAQ
- Are insiders buying PSTV stock?
- Yes — 6 distinct insiders have bought PSTV (PLUS THERAPEUTICS, INC.) on the open market, including 3 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Nov 5, 2025.
- How much PSTV stock have insiders bought?
- Insiders have bought a combined $215.7K of PSTV across 14 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in PSTV?
- A cluster buy is two or more distinct PLUS THERAPEUTICS, INC. insiders — officers, directors, or 10% owners — each buying PSTV on the open market within a rolling window. PSTV has 3 detected cluster buys to date.
- Where does this PSTV insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in PSTV
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy PSTV within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding PSTV.