Zhang Shuo

Track

Insider profile

Performance

Overall performance
3.7
Performance over holding periods
4.2
30 days 90 days 120 days
Average return 2% 8.2% 15.1%
Success rate 72% 68% 82%
Transactions
4 25% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 288%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance
Zhang Shuo's trades of PDF Solutions, 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
Transaction date
Proposed sale
Price
192.02
Quantity 18,304
Value US$3,890,751
Transaction date
Proposed sale
Price
9.30
Quantity 4,000
Value US$37,200
Transaction date
Proposed sale
Price
35.43
Quantity 5,500
Value US$194,865
Transaction date
Proposed sale
Price
33.75
Quantity 3,047
Value US$102,836
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-12 2026-08-12
PrS Proposed sale
18,304
192.02
US$3,890,751 		18,304 192.02 US$3,890,751
2025-12-17 2025-12-15
S Sale
12,708 +3.3%
149.32
US$4,186,365 		12,708 +3.3% 149.32 US$4,186,365
2024-06-05 2024-06-03
S Sale
35,779 +8.8%
356.59
US$1,995,413 		35,779 +8.8% 356.59 US$1,995,413
2024-06-03 2024-06-03
PrS Proposed sale
4,000
9.30
US$37,200 		4,000 9.30 US$37,200
2024-06-03 2024-06-03
PrS Proposed sale
5,500
35.43
US$194,865 		5,500 35.43 US$194,865
2023-08-18 2023-08-18
PrS Proposed sale
3,047
33.75
US$102,836 		3,047 33.75 US$102,836
2021-12-01 2021-11-29
S Sale
7,000 -37.6%
39.38
US$275,656 		7,000 -37.6% 39.38 US$275,656
2020-08-18 2020-08-12
B Purchase
10,395 +518.7%
7.61
US$79,137 		10,395 +518.7% 7.61 US$79,137