Kirk E. Kleiser - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Kirk E. Kleiser has filed 1 SEC Form 4 filing across 1 company in the last 90 days - active on both sides. Lifetime open-market purchases: $186K. Lifetime open-market sales: $160K.
Profile
Kirk E. Kleiser is a corporate insider at Catalyst Bancorp, Inc. (CLST). Kleiser has reported 3 insider filings with the SEC since 2024. The most recent filing was in June 2026.
| Role | Insider |
|---|---|
| Notability | 20/100 |
Board memberships
- Catalyst Bancorp, Inc.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| Total purchases tracked | 3 |
|---|
Trading Pattern
InsiderAlpha's records for Kirk E. Kleiser go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. The typical open-market purchase is $31K (6 buys totaling $186K). The largest single buy on record is $62K of CLST in 2025. Sales side: 5 recorded sales totaling $160K, so the filing history runs buy-heavy by dollar value. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Kirk E. Kleiser has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Insider at Catalyst Bancorp, Inc. (CLST) - 3 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 1.0K | $16.11 | $16K |
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 2.4K | $16.09 | $38K |
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 2.9K | $16.13 | $46K |
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | A - Grant or award | 1.1K | $0.00 | |
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | S - Open-market sale | 1.0K | $16.04 | $16K |
| 2026-06-11 | CLST | Catalyst Bancorp, Inc. | S - Open-market sale | 5.0K | $16.04 | $80K |
| 2025-10-30 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 4.7K | $13.41 | $62K |
| 2025-10-30 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 100 | $13.40 | $1K |
| 2025-10-30 | CLST | Catalyst Bancorp, Inc. | S - Open-market sale | 750 | $13.40 | $10K |
| 2025-10-30 | CLST | Catalyst Bancorp, Inc. | S - Open-market sale | 2.5K | $13.39 | $33K |
| 2025-10-30 | CLST | Catalyst Bancorp, Inc. | S - Open-market sale | 1.5K | $13.43 | $20K |
| 2024-11-22 | CLST | Catalyst Bancorp, Inc. | P - Open-market purchase | 1.9K | $11.63 | $22K |
Companies - Last 90 Days
- Catalyst Bancorp, Inc. (CLST) - 1 filing, last 2026-06-11
Most Active Insiders Right Now
Kirk E. Kleiser has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Steven B. Klinsky
- Adam Koppel
- Kenneth Krogulski
- L1 Capital Pty Ltd
- LAZARUS ENERGY HOLDINGS, LLC
- Sang Young Lee
- Sam Levinson
- Paul S. Levy
Frequently Asked Questions
Who is Kirk E. Kleiser?
Kirk E. Kleiser is a corporate insider at Catalyst Bancorp, Inc. (CLST). Kleiser has reported 3 insider filings with the SEC since 2024. The most recent filing was in June 2026.…
How many SEC Form 4 filings has Kirk E. Kleiser submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Kirk E. Kleiser been buying or selling stock?
Recorded transactions: 6 open-market purchases ($186K) and 5 open-market sales ($160K) across all tracked filings.
How accurate is Kirk E. Kleiser's historical track record?
Across 3 tracked purchases, Kirk E. Kleiser averaged no 30-day data yet with a win rate pending. InsiderAlpha rates the track record at –/5 stars.
Where can I see all of Kirk E. Kleiser's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Kirk E. Kleiser profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.