Avi S. Katz - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Avi S. Katz has filed 1 SEC Form 4 filing across 1 company in the last 90 days - active on both sides. Lifetime open-market purchases: $4.10M. Historical track record: 1/5 stars across 5 tracked purchases.
Profile
Avi S. Katz holds the role of Chairman at GigCapital7 Corp. (HDRN). Katz's filing history also covers QT IMAGING HOLDINGS, INC. (QTI). Katz has reported 8 insider filings with the SEC since 2024. The most recent filing was in May 2026.
| Role | Chairman, Director, 10% Owner |
|---|---|
| Notability | 50/100 |
Board memberships
- GigCapital7 Corp.
- QT IMAGING HOLDINGS, INC.
Reported roles
- Chairman
- Chairman
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 | ★☆☆☆☆ (1/5) |
|---|---|
| Total purchases tracked | 5 |
| Purchases with forward-return data | 5 |
| 30-day win rate | 0% |
| 90-day win rate | 100% |
| Avg 5-day return | +5.43% |
| Avg 30-day return | -3.09% |
| Avg 90-day return | +16.19% |
| Best 30-day return | -1.82% |
Trading Pattern
InsiderAlpha's records for Avi S. Katz go back to 2024: 8 primary Form 4 filings, an average of 2.7 per year. The typical open-market purchase is $684K (6 buys totaling $4.10M). The largest single buy on record is $1.80M of QTI in 2024. Sales side: 1 recorded sale totaling , so the filing history runs buy-heavy by dollar value. 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 Avi S. Katz 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.
- Chairman, Director, 10% Owner at GigCapital7 Corp. (HDRN) - 1 filing, 2026
- CEO; Chairmain, Director, 10% Owner at GigCapital7 Corp. (HDRN) - 2 filings, 2026
- Chairman, Director at QT IMAGING HOLDINGS, INC. (QTI) - 3 filings, 2024 to 2026
- CHAIRMAN, Director at QT IMAGING HOLDINGS, INC. (QTI) - 1 filing, 2026
- Director, 10% Owner at GigCapital7 Corp. (HDRN) - 1 filing, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-28 | HDRN | GigCapital7 Corp. | A - Grant or award | 9.93M | - | |
| 2026-05-28 | HDRN | GigCapital7 Corp. | A - Grant or award | 87.5K | - | |
| 2026-05-28 | HDRN | GigCapital7 Corp. | A - Grant or award | 87.5K | - | |
| 2026-03-25 | QTI | QT IMAGING HOLDINGS, INC. | A - Grant or award | 3.5K | $0.00 | |
| 2026-01-24 | QTI | QT IMAGING HOLDINGS, INC. | P - Open-market purchase | 24.1K | $6.43 | $155K |
| 2024-11-15 | QTI | QT IMAGING HOLDINGS, INC. | P - Open-market purchase | 470.9K | $0.58 | $275K |
| 2024-11-15 | QTI | QT IMAGING HOLDINGS, INC. | P - Open-market purchase | 2.67M | $0.58 | $1.56M |
Companies - Last 90 Days
- GigCapital7 Corp. (HDRN) - 1 filing, last 2026-05-28
Most Active Insiders Right Now
Avi S. Katz has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX 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
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- BAIN CAPITAL INVESTORS LLC
- Bain Capital Life Sciences Investors, LLC
- BAKER BROS. ADVISORS LP
- BANK OF AMERICA CORP /DE/
- BANKERS LIFE & CASUALTY CO
- John F. Barry
- Charlie Bass
- de Lima Filho Pedro Batista
Frequently Asked Questions
Who is Avi S. Katz?
Avi S. Katz holds the role of Chairman at GigCapital7 Corp. (HDRN). Katz's filing history also covers QT IMAGING HOLDINGS, INC. (QTI). Katz has reported 8 insider filings with the SEC since 2024. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Avi S. Katz submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Avi S. Katz been buying or selling stock?
Recorded transactions: 6 open-market purchases ($4.10M) and 1 open-market sale across all tracked filings.
How accurate is Avi S. Katz's historical track record?
Across 5 tracked purchases, Avi S. Katz averaged -3.1% avg 30-day return with a 0% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of Avi S. Katz'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 Avi S. Katz profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.