Stuart A. Tanz - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Stuart A. Tanz has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
Profile
Stuart A. Tanz is Director at American Assets Trust, Inc. (AAT). SEC records also connect Tanz to RETAIL OPPORTUNITY INVESTMENTS CORP (ROIC). Tanz has reported 3 insider filings with the SEC since 2024. The most recent filing was in June 2026.
| Role | Director |
|---|---|
| Notability | 40/100 |
Board memberships
- American Assets Trust, Inc.
- RETAIL OPPORTUNITY INVESTMENTS CORP
Reported roles
- Director
- Chief Executive Officer
Trading Pattern
InsiderAlpha's records for Stuart A. Tanz 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.
Career & Filing History
Every role Stuart A. Tanz 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 American Assets Trust, Inc. (AAT) - 1 filing, 2026
- Chief Executive Officer, Director at RETAIL OPPORTUNITY INVESTMENTS CORP (ROIC) - 2 filings, 2024
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-01 | AAT | American Assets Trust, Inc. | A - Grant or award | 3.8K | $0.00 | |
| 2024-12-30 | ROIC | RETAIL OPPORTUNITY INVESTMENTS CORP | F - Tax withholding / forfeiture | 203.0K | $17.35 | $3.52M |
| 2024-12-30 | ROIC | RETAIL OPPORTUNITY INVESTMENTS CORP | A - Grant or award | 219.2K | $0.00 | |
| 2024-12-16 | ROIC | RETAIL OPPORTUNITY INVESTMENTS CORP | A - Grant or award | 63.2K | $0.00 | |
| 2024-12-16 | ROIC | RETAIL OPPORTUNITY INVESTMENTS CORP | A - Grant or award | 128.8K | $0.00 |
Companies - Last 90 Days
- American Assets Trust, Inc. (AAT) - 1 filing, last 2026-06-01
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Stuart A. Tanz 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.
- Ernest S. Rady - $16.07M of AAT open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- SUMITOMO MITSUI FINANCIAL GROUP, INC.
- Suva
- SUVRETTA CAPITAL MANAGEMENT, LLC
- Donald William Swanson
- Synchron
- Kevin Tang
- Leonard M. Tannenbaum
- TCG Crossover GP II, LLC
Frequently Asked Questions
Who is Stuart A. Tanz?
Stuart A. Tanz is Director at American Assets Trust, Inc. (AAT). SEC records also connect Tanz to RETAIL OPPORTUNITY INVESTMENTS CORP (ROIC). Tanz 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 Stuart A. Tanz submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Stuart A. Tanz'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 Stuart A. Tanz profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.