STIM insider buying
1 cluster buyNeuronetics, Inc.
When two or more insiders at Neuronetics, Inc. buy STIM 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 STIM 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
- Jun 6 – Sep 12, 2024Detected Sep 12, 20243 insidersTotal bought$362.7KMarket cap$108.6M
All notable open-market buys in STIM
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 |
|---|---|---|---|---|---|
| Jul 14, 2026 | 10% Owner | 35,000 | $1.78 | $62.3K | SEC ↗ |
| May 19, 2026 | 10% Owner | 100,000 | $1.17 | $117.0K | SEC ↗ |
| May 12, 2026 | 10% Owner | 475,000 | $1.34 | $636.5K | SEC ↗ |
| Apr 21, 2026 | 10% Owner | 100,000 | $1.51 | $151.0K | SEC ↗ |
| Apr 20, 2026 | 10% Owner | 100,000 | $1.58 | $158.0K | SEC ↗ |
| Mar 30, 2026 | 10% Owner | 385,442 | $1.25 | $481.8K | SEC ↗ |
| Mar 27, 2026 | 10% Owner | 500,000 | $1.35 | $675.0K | SEC ↗ |
| Mar 25, 2026 | 10% Owner | 125,000 | $1.40 | $175.0K | SEC ↗ |
| Mar 20, 2026 | 10% Owner | 169,472 | $1.41 | $239.0K | SEC ↗ |
| Mar 19, 2026 | 10% Owner | 450,000 | $1.33 | $598.5K | SEC ↗ |
| Mar 18, 2026 | 10% Owner | 607,400 | $1.35 | $820.0K | SEC ↗ |
| Mar 17, 2026 | 10% Owner | 531,000 | $1.16 | $616.0K | SEC ↗ |
| Sep 12, 2024 | CASCELLA ROBERTcluster Director | 100,000 | $0.75 | $75.0K | SEC ↗ |
| Sep 5, 2024 | MUIR GLENN Pcluster Director | 25,000 | $0.80 | $20.0K | SEC ↗ |
| Aug 29, 2024 | MUIR GLENN Pcluster Director | 12,224 | $0.85 | $10.4K | SEC ↗ |
| Aug 28, 2024 | MUIR GLENN Pcluster Director | 12,776 | $0.85 | $10.9K | SEC ↗ |
| Aug 20, 2024 | MUIR GLENN Pcluster Director | 25,000 | $1.00 | $25.0K | SEC ↗ |
| Aug 19, 2024 | CASCELLA ROBERTcluster Director | 4,000 | $1.14 | $4.6K | SEC ↗ |
| Aug 16, 2024 | CASCELLA ROBERTcluster Director | 35,000 | $1.06 | $37.1K | SEC ↗ |
| Aug 15, 2024 | CASCELLA ROBERTcluster Director | 35,000 | $0.88 | $30.8K | SEC ↗ |
| Aug 14, 2024 | CASCELLA ROBERTcluster Director | 35,000 | $0.79 | $27.7K | SEC ↗ |
| Aug 14, 2024 | MUIR GLENN Pcluster Director | 25,171 | $0.75 | $18.9K | SEC ↗ |
| Jun 6, 2024 | CASCELLA ROBERTcluster Director | 50,000 | $2.05 | $102.5K | SEC ↗ |
STIM insider buying — FAQ
- Are insiders buying STIM stock?
- Yes — 4 distinct insiders have bought STIM (Neuronetics, Inc.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Jul 15, 2026.
- How much STIM stock have insiders bought?
- Insiders have bought a combined $5.1M of STIM across 23 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in STIM?
- A cluster buy is two or more distinct Neuronetics, Inc. insiders — officers, directors, or 10% owners — each buying STIM on the open market within a rolling window. STIM has 1 detected cluster buy to date.
- Where does this STIM 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 STIM
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 STIM 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 STIM.