Avi S. Katz
CIK: 0001451693
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (25 total)
- Sep 2, 2026HDRN
Hadron Energy, Inc.
Award(A)Direct707.9K shares at avg. $1.88$1.3M - Aug 11, 2026HDRN
Hadron Energy, Inc.
Award(A)Direct67.4K shares at avg. $1.84$124K - May 22, 2026HDRN
Hadron Energy, Inc.
Award(A)Direct87.5K shares- - May 22, 2026HDRN
Hadron Energy, Inc.
Award(A)Indirect87.5K shares- - May 22, 2026HDRN
Hadron Energy, Inc.
Award(A)Indirect9.9M shares- - May 22, 2026HDRN
Hadron Energy, Inc.
Other(J)IndirectConvertible Promissory Note
29.3K shares- - May 22, 2026HDRN
Hadron Energy, Inc.
Other(J)IndirectConvertible Promissory Note
29.3K shares- - May 22, 2026HDRN
Hadron Energy, Inc.
Exercise(M)IndirectClass B ordinary shares
9.9M shares- - Apr 16, 2026GIGGU
GigCapital7 Corp.
Award(A)IndirectConvertible Promissory Note
29.3K shares- - Apr 16, 2026GIGGU
GigCapital7 Corp.
Award(A)IndirectConvertible Promissory Note
29.3K shares- - Mar 20, 2026QTI
QT IMAGING HOLDINGS, INC.
Award(A)Direct3.5K shares- - Jan 30, 2026GIGGU
GigCapital7 Corp.
Award(A)IndirectConvertible Promissory Note
14.8K shares- - Jan 30, 2026GIGGU
GigCapital7 Corp.
Award(A)IndirectConvertible Promissory Note
14.8K shares- - Jan 22, 2026QTIH
QT IMAGING HOLDINGS, INC.
Purchase(P)Direct24.1K shares at avg. $6.43$155K - Jan 21, 2026GIGGU
GigCapital7 Corp.
Sale(S)IndirectClass B ordinary shares
175K shares- - Aug 27, 2025GIGGU
GigCapital7 Corp.
Gift(G)IndirectClass B ordinary shares
100K shares- - Aug 11, 2025QTIH
QT IMAGING HOLDINGS, INC.
Award(A)DirectStock Option (right to buy)
25K shares- - Apr 21, 2025QTIH
QT IMAGING HOLDINGS, INC.
Award(A)DirectStock Option (right to buy)
233.8K shares- - Apr 9, 2025QTI
QT IMAGING HOLDINGS, INC.
Purchase(P)Direct392.5K shares at avg. $0.64$250K - Mar 21, 2025QTI
QT IMAGING HOLDINGS, INC.
Purchase(P)Direct117.6K shares at avg. $0.58$69K - Mar 21, 2025QTI
QT IMAGING HOLDINGS, INC.
Purchase(P)Indirect2.7M shares at avg. $0.58$1.6M - Nov 12, 2024QTI
QT IMAGING HOLDINGS, INC.
Purchase(P)Direct470.9K shares at avg. $0.58$275K - Nov 12, 2024QTI
QT IMAGING HOLDINGS, INC.
Purchase(P)Indirect2.7M shares at avg. $0.58$1.6M - Sep 4, 2024QTI
QT IMAGING HOLDINGS, INC.
Other(J)Direct162K shares- - Sep 4, 2024QTI
QT IMAGING HOLDINGS, INC.
Other(J)Indirect5.7M shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 2, 2026 |  HDRN Hadron Energy, Inc. | Award(A) | 707,916 | $1.88 | $1,330,882 | Direct |
| Aug 11, 2026 | HDRN Hadron Energy, Inc. | Award(A) | 67,395 | $1.84 | $124,007 | Direct |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Award(A) | 87,500 | - | $0 | Direct |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Award(A) | 87,500 | - | $0 | Indirect |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Award(A) | 9,932,246 | - | $0 | Indirect |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Other(J) Convertible Promissory Note | 29,300 | - | - | Indirect |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Other(J) Convertible Promissory Note | 29,300 | - | - | Indirect |
| May 22, 2026 | HDRN Hadron Energy, Inc. | Exercise(M) Class B ordinary shares | 9,932,246 | - | - | Indirect |
| Apr 16, 2026 |  GIGGU GigCapital7 Corp. | Award(A) Convertible Promissory Note | 29,300 | - | - | Indirect |
| Apr 16, 2026 | GIGGU GigCapital7 Corp. | Award(A) Convertible Promissory Note | 29,300 | - | - | Indirect |
| Mar 20, 2026 |  QTI QT IMAGING HOLDINGS, INC. | Award(A) | 3,500 | - | $0 | Direct |
| Jan 30, 2026 | GIGGU GigCapital7 Corp. | Award(A) Convertible Promissory Note | 14,800 | - | - | Indirect |
| Jan 30, 2026 | GIGGU GigCapital7 Corp. | Award(A) Convertible Promissory Note | 14,800 | - | - | Indirect |
| Jan 22, 2026 |  QTIH QT IMAGING HOLDINGS, INC. | Purchase(P) | 24,107 | $6.43 | $155,008 | Direct |
| Jan 21, 2026 | GIGGU GigCapital7 Corp. | Sale(S) Class B ordinary shares | 175,000 | - | - | Indirect |
| Aug 27, 2025 | GIGGU GigCapital7 Corp. | Gift(G) Class B ordinary shares | 100,000 | - | - | Indirect |
| Aug 11, 2025 | QTIH QT IMAGING HOLDINGS, INC. | Award(A) Stock Option (right to buy) | 25,000 | - | - | Direct |
| Apr 21, 2025 | QTIH QT IMAGING HOLDINGS, INC. | Award(A) Stock Option (right to buy) | 233,750 | - | - | Direct |
| Apr 9, 2025 | QTI QT IMAGING HOLDINGS, INC. | Purchase(P) | 392,464 | $0.64 | $250,000 | Direct |
| Mar 21, 2025 | QTI QT IMAGING HOLDINGS, INC. | Purchase(P) | 117,611 | $0.58 | $68,685 | Direct |
| Mar 21, 2025 | QTI QT IMAGING HOLDINGS, INC. | Purchase(P) | 2,671,232 | $0.58 | $1,559,999 | Indirect |
| Nov 12, 2024 | QTI QT IMAGING HOLDINGS, INC. | Purchase(P) | 470,890 | $0.58 | $275,000 | Direct |
| Nov 12, 2024 | QTI QT IMAGING HOLDINGS, INC. | Purchase(P) | 2,671,232 | $0.58 | $1,559,999 | Indirect |
| Sep 4, 2024 | QTI QT IMAGING HOLDINGS, INC. | Other(J) | 161,954 | - | $0 | Direct |
| Sep 4, 2024 | QTI QT IMAGING HOLDINGS, INC. | Other(J) | 5,735,000 | - | $0 | Indirect |
1-25 of 25 transactions
About Katz Avi S
Katz Avi S (SEC CIK 0001451693) files insider reports with the SEC as Chairman of Hadron Energy, Inc. (HDRN), Chairman of QT IMAGING HOLDINGS, INC. (QTI) and Chief Executive Officer of GigCapital9 Corp. (GIX). Signal8 also holds filings tied to 1 other company.
Signal8 holds 17 ownership filings by Katz Avi S (3 Form 3, 14 Form 4), filed between Sep 11, 2024 and Sep 4, 2026. Those filings report 25 transactions, from Sep 4, 2024 to Sep 2, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Katz Avi S's filings is in REDWOOD CITY, CA.
Recent filings by Katz Avi S
- Sep 2, 2026: Grant or award of HDRN shares (Form 4, code A).
- Aug 11, 2026: Grant or award of HDRN shares (Form 4, code A).
- May 22, 2026: Grants or awards of HDRN shares (3 lines, Form 4, code A).
- May 22, 2026: Other transactions of HDRN derivative securities (2 lines, Form 4, code J).
- May 22, 2026: Option exercise of HDRN derivative securities (Form 4, code M).
Other insiders filing for Hadron Energy, Inc. (HDRN)
- Ward Andrew, Chief Technology Officer
- Williams Eric Scott, EVP of Engineering
- Canavan Kenneth Jr., Chief Operating Officer
- Shukla Rahul, Chief Financial Officer
- Horowitz Raanan, Director
- TIMM BRYAN, Director