Harry Brandler - SEC Form 4 Insider Trading Activity
Director
Summary
Updated Aug 16, 2026
Harry Brandler has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $100K.
Profile
Harry Brandler serves as Director of Green Brick Partners, Inc. (GRBK). Brandler has reported 1 insider filing with the SEC since 2026. The most recent filing was in March 2026.
- Role
- Director
Board memberships
- Green Brick Partners, Inc.
Trading Pattern
InsiderAlpha's records for Harry Brandler go back to 2026: 2 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $100K (1 buy totaling $100K). The largest single buy on record is $100K of PNAQ in 2026. 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 Harry Brandler 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.
- Director at Pinnacle Acquisition Corp (PNAQ) - 1 filing, 2026
- Director at Green Brick Partners, Inc. (GRBK) - 1 filing, 2026
Recent Transactions
2Companies - Last 90 Days
1- Pinnacle Acquisition Corp (PNAQ) - 1 filing, last 2026-08-12
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Harry Brandler has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Steven Kenneth Hudson - $14.75M of PNAQ open-market activity in the last 12 months
- Andrew Rechtschaffen - $12.25M of PNAQ open-market activity in the last 12 months
- PAC Sponsor, LLC - $2.25M of PNAQ open-market activity in the last 12 months
- Paul J. Stoyan - $350K of PNAQ open-market activity in the last 12 months
- Karen Lynne Martin - $100K of PNAQ 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 Harry Brandler?
Harry Brandler serves as Director of Green Brick Partners, Inc. (GRBK). Brandler has reported 1 insider filing with the SEC since 2026. The most recent filing was in March 2026.…
How many SEC Form 4 filings has Harry Brandler submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Harry Brandler been buying or selling stock?
Recorded transactions: 1 open-market purchase ($100K) and 0 open-market sales across all tracked filings.
Where can I see all of Harry Brandler'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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