Summary
Updated Aug 31, 2026
Jonathan Arthur Fischer is President/COO of TIMBERLAND BANCORP INC (TSBK). 3 SEC Form 4 filings on record going back to 2024, most recently on 6 February 2026. Most recent open-market trade: sold $79K of TSBK on 6 February 2026. Lifetime open-market sales: $244K.
Recent Transactions
11Every recent SEC Form 4 transaction Jonathan Arthur Fischer has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jonathan Arthur Fischer go back to 2024: 3 primary Form 4 filings, an average of 1.0 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Jonathan Arthur Fischer files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Marci A. Basich - $205K of TSBK open-market activity in the last 12 months
- Matthew J. Debord - $150K of TSBK open-market activity in the last 12 months
- Dean J. Brydon - $136K of TSBK open-market activity in the last 12 months
- Matthew Douglas Seath - $134K of TSBK open-market activity in the last 12 months
- Robert A. Drugge - $92K of TSBK open-market activity in the last 12 months
- Andrea M. Clinton - $63K of TSBK open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jonathan Arthur Fischer?
Jonathan Arthur Fischer is a corporate insider, tracked as President/COO of TIMBERLAND BANCORP INC (TSBK). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Jonathan Arthur Fischer last file a Form 4?
The most recent primary Form 4 on record is dated 6 February 2026, one of 3 filings going back to 2024.
Has Jonathan Arthur Fischer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($244K) across all tracked filings.
Where can I see all of Jonathan Arthur Fischer'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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