David Chang

Track

Insider profile

Currently holds a position at AXT, Inc.

Performance

Overall performance
1.8
Performance over holding periods
1.8
30 days 90 days 120 days
Average return -14% 8.2% 15.1%
Success rate 19% 68% 82%
Transactions
9 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Independent Director AXT, Inc. Dec. 14, 2000 -
David Chang's trades of AXT, Inc.'s stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
323.11
Quantity 64,829 +28.4%
Value US$3,347,687
US AXT, Inc. (AXTI)
Transaction date
Proposed sale
Price
105.34
Quantity 70,475
Value US$721,016
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
211.55
Quantity 25,178 -48.9%
Value US$2,482,023
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
38.42
Quantity 20,000 -17.7%
Value US$768,476
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
38.53
Quantity 20,000 -15.1%
Value US$770,638
US AXT, Inc. (AXTI)
Transaction date
Proposed sale
Price
46.32
Quantity 60,000
Value US$2,779,200
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
14.84
Quantity 25,000 -15.8%
Value US$371,025
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
12.33
Quantity 25,000 -13.7%
Value US$308,250
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
10.72
Quantity 25,000 -12.0%
Value US$268,000
US AXT, Inc. (AXTI)
Transaction date
Proposed sale
Price
9.34
Quantity 100,000
Value US$934,000
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
8.94
Quantity 100,000 -32.5%
Value US$894,040
US AXT, Inc. (AXTI)
Transaction date
Proposed sale
Price
9.06
Quantity 100,000
Value US$906,000
US AXT, Inc. (AXTI)
Transaction date
Sale
Price
5.48
Quantity 12,800 -6.5%
Value US$70,144
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-17 2026-06-15
US AXT, Inc. (AXTI)
S Sale
64,829 +28.4%
323.11
US$3,347,687 		64,829 +28.4% 323.11 US$3,347,687
2026-06-08 2026-06-08
US AXT, Inc. (AXTI)
PrS Proposed sale
70,475
105.34
US$721,016 		70,475 105.34 US$721,016
2026-03-12 2026-03-10
US AXT, Inc. (AXTI)
S Sale
25,178 -48.9%
211.55
US$2,482,023 		25,178 -48.9% 211.55 US$2,482,023
2026-03-05 2026-03-05
US AXT, Inc. (AXTI)
S Sale
20,000 -17.7%
38.42
US$768,476 		20,000 -17.7% 38.42 US$768,476
2026-03-05 2026-03-04
US AXT, Inc. (AXTI)
S Sale
20,000 -15.1%
38.53
US$770,638 		20,000 -15.1% 38.53 US$770,638
2026-03-03 2026-03-03
US AXT, Inc. (AXTI)
PrS Proposed sale
60,000
46.32
US$2,779,200 		60,000 46.32 US$2,779,200
2025-12-10 2025-12-09
US AXT, Inc. (AXTI)
S Sale
25,000 -15.8%
14.84
US$371,025 		25,000 -15.8% 14.84 US$371,025
2025-12-02 2025-12-02
US AXT, Inc. (AXTI)
S Sale
25,000 -13.7%
12.33
US$308,250 		25,000 -13.7% 12.33 US$308,250
2025-12-02 2025-11-28
US AXT, Inc. (AXTI)
S Sale
25,000 -12.0%
10.72
US$268,000 		25,000 -12.0% 10.72 US$268,000
2025-11-25 2025-11-25
US AXT, Inc. (AXTI)
PrS Proposed sale
100,000
9.34
US$934,000 		100,000 9.34 US$934,000
2025-11-06 2025-11-05
US AXT, Inc. (AXTI)
S Sale
100,000 -32.5%
8.94
US$894,040 		100,000 -32.5% 8.94 US$894,040
2025-11-05 2025-11-05
US AXT, Inc. (AXTI)
PrS Proposed sale
100,000
9.06
US$906,000 		100,000 9.06 US$906,000
2020-06-01 2020-05-28
US AXT, Inc. (AXTI)
S Sale
12,800 -6.5%
5.48
US$70,144 		12,800 -6.5% 5.48 US$70,144