Leonard M. Tannenbaum - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Leonard M. Tannenbaum has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $19.89M. Historical track record: 4/5 stars across 52 tracked purchases.
Profile
Leonard M. Tannenbaum holds the role of Director at Advanced Flower Capital Inc. (AFCG). Tannenbaum's filing history also covers TCG Strategic Income Fund (TCGSX) and Sunrise Realty Trust, Inc. (SUNS). Tannenbaum has reported 39 insider filings with the SEC since 2024. The most recent filing was in May 2026.
| Role | Director, 10% Owner |
|---|---|
| Notability | 80/100 |
| Links | Wikipedia |
Board memberships
- Advanced Flower Capital Inc.
- TCG Strategic Income Fund
- Sunrise Realty Trust, Inc.
Reported roles
- Director
- Director
- Executive Chairman
Awards & honors
- Executive Chairman of Advanced Flower Capital Inc.
- Director at Sunrise Realty Trust, Inc.
- 10% Owner of Advanced Flower Capital Inc.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★★★★☆ (4/5) |
|---|---|
| Total purchases tracked | 52 |
| Purchases with forward-return data | 46 |
| 30-day win rate | 65% |
| 90-day win rate | 48% |
| Avg 5-day return | +0.90% |
| Avg 30-day return | +1.47% |
| Avg 90-day return | -1.07% |
| Best 30-day return | +15.00% |
Trading Pattern
InsiderAlpha's records for Leonard M. Tannenbaum go back to 2024: 39 primary Form 4 filings, an average of 13.0 per year. The typical open-market purchase is $326K (61 buys totaling $19.89M). The largest single buy on record is $4.00M of TCGSX 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 Leonard M. Tannenbaum 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, 10% Owner at Advanced Flower Capital Inc. (AFCG) - 15 filings, 2025 to 2026
- Director, 10% Owner at TCG Strategic Income Fund (TCGSX) - 5 filings, 2026
- Executive Chairman, Director, 10% Owner at Sunrise Realty Trust, Inc. (SUNS) - 18 filings, 2024 to 2026
- Director, 10% Owner at TCG Strategic Income Fund (TCGSX) - 1 filing, 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-19 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 90.6K | $2.84 | $257K |
| 2026-04-01 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 29.0K | $2.76 | $80K |
| 2026-04-01 | TCGSX | TCG Strategic Income Fund | P - Open-market purchase | 410.7K | $9.74 | $4.00M |
| 2026-03-31 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 4.3K | $2.60 | $11K |
| 2026-03-31 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 19.7K | $2.60 | $51K |
| 2026-03-24 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 44.9K | $2.59 | $116K |
| 2026-03-24 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 14.4K | $2.59 | $37K |
| 2026-03-24 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 115.2K | $2.55 | $294K |
| 2026-03-19 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 60.6K | $2.59 | $157K |
| 2026-03-19 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 90.6K | $2.59 | $235K |
| 2026-03-16 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 34.3K | $2.59 | $89K |
| 2026-03-16 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 15.0K | $2.60 | $39K |
| 2026-03-16 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 2.5K | $2.59 | $6K |
| 2026-03-11 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 2.0K | $2.57 | $5K |
| 2026-03-11 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 102.2K | $2.54 | $260K |
| 2026-03-09 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 1.3K | $2.47 | $3K |
| 2026-03-09 | AFCG | Advanced Flower Capital Inc. | P - Open-market purchase | 29.0K | $2.44 | $71K |
| 2026-02-24 | SUNS | Sunrise Realty Trust, Inc. | A - Grant or award | 13.4K | $9.34 | $125K |
| 2026-02-10 | TCGSX | TCG Strategic Income Fund | P - Open-market purchase | 184.8K | $9.74 | $1.80M |
| 2026-01-28 | TCGSX | TCG Strategic Income Fund | P - Open-market purchase | 19.8K | $10.08 | $200K |
Companies - Last 90 Days
- Advanced Flower Capital Inc. (AFCG) - 1 filing, last 2026-05-19
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Leonard M. Tannenbaum 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.
- Daniel Neville - $143K of AFCG open-market activity in the last 12 months
- Robyn Tannenbaum - $44K of AFCG open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Sam Levinson
- Paul S. Levy
- Liberty 77 Capital L.P.
- LIBERTY MUTUAL HOLDING CO
- Alfred Lin
- Lincoln Financial Investments Corp
- LINCOLN NATIONAL LIFE INSURANCE CO /IN/
- Adam C. Lipson
Frequently Asked Questions
Who is Leonard M. Tannenbaum?
Leonard M. Tannenbaum holds the role of Director at Advanced Flower Capital Inc. (AFCG). Tannenbaum's filing history also covers TCG Strategic Income Fund (TCGSX) and Sunrise Realty Trust, Inc. (SUNS). Tannenbaum has reported 39 insider filings with the SEC since 2024. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Leonard M. Tannenbaum submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Leonard M. Tannenbaum been buying or selling stock?
Recorded transactions: 61 open-market purchases ($19.89M) and 0 open-market sales across all tracked filings.
How accurate is Leonard M. Tannenbaum's historical track record?
Across 52 tracked purchases, Leonard M. Tannenbaum averaged +1.5% avg 30-day return with a 65% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Leonard M. Tannenbaum'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 Leonard M. Tannenbaum profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.