Summary
Updated Aug 30, 2026
Charles Seifert is Director of Pioneer Bancorp, Inc./MD (PBFS). 1 SEC Form 4 filing on record, dated 18 December 2024.
Recent Transactions
1Every recent SEC Form 4 transaction Charles Seifert has reported, most recent first.
Most Active Insiders Right Now
Charles Seifert has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Thomas J. Nimbley - $87.92M of PBF open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $7.98B of SVRE open-market activity in the last 90 days
- Magnetar Financial LLC - $6.65B of CRWV open-market activity in the last 90 days
- James F. Wirth - $2.86B of IHT 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
- SGF FANG Holdings, LP - $2.04B of FANG 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 Charles Seifert?
Charles Seifert is a corporate insider, tracked as Director of Pioneer Bancorp, Inc./MD (PBFS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Charles Seifert last file a Form 4?
The only primary Form 4 on record is dated 18 December 2024.
Where can I see all of Charles Seifert'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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