CSBB insider buying
1 cluster buyCSB Bancorp, Inc.
When two or more insiders at CSB Bancorp, Inc. buy CSBB 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 CSBB 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
- May 6, 2024 – Mar 24, 2026Detected Mar 24, 2026High conviction6 insidersTotal bought$948.5KMarket capUnknown
All notable open-market buys in CSBB
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 |
|---|---|---|---|---|---|
| Mar 24, 2026 | Kirkbride Cheryl Mcluster Director | 9.46 | $62.00 | $586.5 | SEC ↗ |
| Feb 19, 2026 | STEINER EDDIE Lcluster Director, President & CEO | 515 | $57.00 | $29.4K | SEC ↗ |
| Feb 19, 2026 | STEINER EDDIE Lcluster Director, President & CEO | 435 | $56.50 | $24.6K | SEC ↗ |
| Feb 18, 2026 | STEINER EDDIE Lcluster Director, President & CEO | 320 | $57.50 | $18.4K | SEC ↗ |
| Feb 5, 2026 | STEINER EDDIE Lcluster Director, President & CEO | 500 | $57.01 | $28.5K | SEC ↗ |
| Nov 17, 2025 | BAKER ROBERT Kcluster Director | 150 | $50.00 | $7.5K | SEC ↗ |
| Nov 17, 2025 | BAKER ROBERT Kcluster Director | 100 | $49.28 | $4.9K | SEC ↗ |
| Nov 5, 2025 | Briggs Vikki Gcluster Director | 600 | $51.00 | $30.6K | SEC ↗ |
| Oct 30, 2025 | Kirkbride Cheryl Mcluster Director | 75 | $53.00 | $4.0K | SEC ↗ |
| Oct 30, 2025 | Kirkbride Cheryl Mcluster Director | 50 | $51.75 | $2.6K | SEC ↗ |
| Oct 24, 2025 | Schillig Stephen Ecluster Director | 98 | $53.00 | $5.2K | SEC ↗ |
| Sep 2, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 500 | $45.90 | $23.0K | SEC ↗ |
| Aug 8, 2025 | Kirkbride Cheryl Mcluster Director | 150 | $45.90 | $6.9K | SEC ↗ |
| Aug 5, 2025 | Coblentz Julian Lcluster Director | 500 | $44.50 | $22.3K | SEC ↗ |
| Jul 31, 2025 | Schillig Stephen Ecluster Director | 100 | $44.99 | $4.5K | SEC ↗ |
| Jul 24, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 400 | $44.00 | $17.6K | SEC ↗ |
| Jul 24, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 250 | $44.00 | $11.0K | SEC ↗ |
| Jun 26, 2025 | BAKER ROBERT Kcluster Director | 300 | $44.00 | $13.2K | SEC ↗ |
| Jun 26, 2025 | BAKER ROBERT Kcluster Director | 300 | $44.00 | $13.2K | SEC ↗ |
| Jun 3, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 200 | $43.76 | $8.8K | SEC ↗ |
| May 29, 2025 | Coblentz Julian Lcluster Director | 300 | $41.07 | $12.3K | SEC ↗ |
| Apr 25, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 330 | $41.00 | $13.5K | SEC ↗ |
| Apr 25, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 330 | $41.00 | $13.5K | SEC ↗ |
| Apr 23, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 1,000 | $41.00 | $41.0K | SEC ↗ |
| Mar 31, 2025 | STEINER EDDIE Lcluster Director, President & CEO | 490 | $44.00 | $21.6K | SEC ↗ |
CSBB insider buying — FAQ
- Are insiders buying CSBB stock?
- Yes — 6 distinct insiders have bought CSBB (CSB Bancorp, 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 Mar 27, 2026.
- How much CSBB stock have insiders bought?
- Insiders have bought a combined $948.5K of CSBB across 62 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in CSBB?
- A cluster buy is two or more distinct CSB Bancorp, Inc. insiders — officers, directors, or 10% owners — each buying CSBB on the open market within a rolling window. CSBB has 1 detected cluster buy to date.
- Where does this CSBB 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 CSBB
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 CSBB 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 CSBB.