Summary
Updated Aug 31, 2026
James M. O'Leary Jr. is Director of CFSB Bancorp, Inc. /MA/ (CFSB). 1 SEC Form 4 filing on record, dated 31 October 2025.
Recent Transactions
2Every recent SEC Form 4 transaction James M. O'Leary Jr. has reported, most recent first.
Trading Pattern
InsiderAlpha's records for James M. O'Leary Jr. go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. 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.
Most Active Insiders Right Now
James M. O'Leary Jr. has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- CASCADE INVESTMENT, L.L.C. - $685.25M of RSG open-market activity in the last 90 days
- BDT CAPITAL PARTNERS, LLC - $589.61M of ALH open-market activity in the last 90 days
- Joseph Gebbia - $510.90M of ABNB open-market activity in the last 90 days
- ORCP III DE TopCo GP, LLC - $497.40M of PRMB open-market activity in the last 90 days
- Tony W. Lee - $497.40M of PRMB open-market activity in the last 90 days
- Argon Holdco LLC - $491.11M of CRBG open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is James M. O'Leary Jr.?
James M. O'Leary Jr. is a corporate insider, tracked as Director of CFSB Bancorp, Inc. /MA/ (CFSB). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did James M. O'Leary Jr. last file a Form 4?
The only primary Form 4 on record is dated 31 October 2025.
Where can I see all of James M. O'Leary Jr.'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.
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