United States Healthcare Equipment & Supplies

QT Imaging Holdings Inc (QTIH)

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Ticker: QTIH Exchange: PNK
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Buy 22 Jan 2026
Value US$3,903,852.20 | Price 331.03 | Shares 20,125 (-25.5%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-01-23 2026-01-22 B Purchase
3.0
Katz Avi S

CHAIRMAN

Executive Director
20,125 -25.5%
331.03
US$3,903,852 		20,125 -25.5% 331.03 US$3,903,852
2025-04-10 2025-04-09 B Purchase
2.3
Dinu Raluca

Chief Executive Officer

Executive Director
13,149 +7.0%
54.50
US$1,542,702 		13,149 +7.0% 54.50 US$1,542,702
2025-04-10 2025-04-09 B Purchase
3.0
Katz Avi S

Chairman

Executive Director
87,702 -2.9%
242.79
US$227,538 		87,702 -2.9% 242.79 US$227,538
2025-03-25 2025-03-21 B Purchase
3.0
Katz Avi S

Chairman

Executive Director
117,611 +17.9%
0.58
US$68,685 		117,611 +17.9% 0.58 US$68,685
2024-11-14 2024-11-12 B Purchase
DICKSON DANIEL H
Non-Executive Director
85,616 +inf%
0.58
US$50,000 		85,616 +inf% 0.58 US$50,000
2024-11-14 2024-11-12 B Purchase
3.0
Katz Avi S

Chairman

Executive Director
470,890 +251.7%
0.58
US$275,000 		470,890 +251.7% 0.58 US$275,000
2024-11-14 2024-11-12 B Purchase
3.0
Katz Avi S

Chairman

Executive Director
2,671,232 +inf%
0.58
US$1,559,999 		2,671,232 +inf% 0.58 US$1,559,999
2024-11-14 2024-11-12 B Purchase
GREENE JAMES S
Non-Executive Director
428,082 +214.0%
0.58
US$250,000 		428,082 +214.0% 0.58 US$250,000
2024-11-14 2024-11-12 B Purchase
Weiner Zeev
Non-Executive Director
85,616 +inf%
0.58
US$50,000 		85,616 +inf% 0.58 US$50,000
2024-11-14 2024-11-12 B Purchase
Taylor Ross
Non-Executive Director
171,232 +inf%
0.58
US$99,999 		171,232 +inf% 0.58 US$99,999
2023-03-28 2023-03-24 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
500,000 -38.5%
10.56
US$5,280,000 		500,000 -38.5% 10.56 US$5,280,000
2023-03-03 2023-03-01 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
154,600 -10.6%
10.40
US$1,607,840 		154,600 -10.6% 10.40 US$1,607,840
2023-03-02 2023-02-28 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
15,400 -1.0%
10.40
US$160,182 		15,400 -1.0% 10.40 US$160,182
2023-03-02 2023-02-28 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
80,000 -5.2%
10.45
US$836,000 		80,000 -5.2% 10.45 US$836,000
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