Lin Shih-Yao David

Track

Insider profile

Performance

Overall performance
3.4
Performance over holding periods
3.4
30 days 90 days 120 days
Average return 0% 8.2% 15.1%
Success rate 27% 68% 82%
Transactions
90 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Lin Shih-Yao David's trades of IRIDEX Corp'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 IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
172.87
Quantity 95,020 -34.4%
Value US$1,808,665
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
44.57
Quantity 62,308 -44.7%
Value US$3,697,032
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
351.21
Quantity 79,960 -1.2%
Value US$1,945,459
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.31
Quantity 22,805 +2.0%
Value US$29,872
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.30
Quantity 1,682 +0.1%
Value US$2,187
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.32
Quantity 967 +0.1%
Value US$1,276
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.42
Quantity 752 +0.1%
Value US$1,068
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.40
Quantity 1,424 +0.1%
Value US$1,994
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.41
Quantity 14,943 +1.3%
Value US$21,070
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.38
Quantity 100 +0.0%
Value US$138
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.43
Quantity 15,703 +1.4%
Value US$22,455
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.46
Quantity 129 +0.0%
Value US$188
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.45
Quantity 40,535 +3.8%
Value US$58,755
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.41
Quantity 19,324 +1.9%
Value US$27,247
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.49
Quantity 637 +0.1%
Value US$949
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.48
Quantity 4,050 +0.4%
Value US$5,994
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.48
Quantity 33,013 +3.3%
Value US$49,014
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.48
Quantity 30,000 +3.1%
Value US$44,394
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.20
Quantity 20,000 +2.1%
Value US$24,000
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.19
Quantity 1,330 +0.1%
Value US$1,583
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.15
Quantity 7,009 +0.7%
Value US$8,060
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.00
Quantity 4,031 +0.4%
Value US$4,031
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.97
Quantity 14,202 +1.5%
Value US$13,776
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.99
Quantity 7,675 +0.8%
Value US$7,598
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.94
Quantity 11,404 +1.3%
Value US$10,720
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.97
Quantity 20,000 +2.3%
Value US$19,400
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.94
Quantity 18,892 +2.2%
Value US$17,664
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.94
Quantity 20,000 +2.4%
Value US$18,800
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.94
Quantity 10,260 +1.2%
Value US$9,644
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.93
Quantity 244 +0.0%
Value US$227
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.96
Quantity 20,000 +2.5%
Value US$19,200
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.96
Quantity 3,885 +0.5%
Value US$3,730
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.93
Quantity 3,033 +0.4%
Value US$2,821
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.91
Quantity 69 +0.0%
Value US$63
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.94
Quantity 925 +0.1%
Value US$870
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
0.88
Quantity 24,626 +3.1%
Value US$21,624
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.04
Quantity 20,000 +2.6%
Value US$20,800
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.04
Quantity 115 +0.0%
Value US$120
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.04
Quantity 1,496 +0.2%
Value US$1,556
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.09
Quantity 10,000 +1.3%
Value US$10,900
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.06
Quantity 6,120 +0.8%
Value US$6,487
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.08
Quantity 10,000 +1.4%
Value US$10,800
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.04
Quantity 422 +0.1%
Value US$439
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.05
Quantity 10,000 +1.4%
Value US$10,500
US IRIDEX Corp (IRIX)
Transaction date
Purchase
Price
1.05
Quantity 100 +0.0%
Value US$105
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-07 2026-03-30
US IRIDEX Corp (IRIX)
B Purchase
95,020 -34.4%
172.87
US$1,808,665 		95,020 -34.4% 172.87 US$1,808,665
2026-10-07 2026-03-24
US IRIDEX Corp (IRIX)
B Purchase
62,308 -44.7%
44.57
US$3,697,032 		62,308 -44.7% 44.57 US$3,697,032
2026-10-07 2026-03-23
US IRIDEX Corp (IRIX)
B Purchase
79,960 -1.2%
351.21
US$1,945,459 		79,960 -1.2% 351.21 US$1,945,459
2026-10-07 2026-03-17
US IRIDEX Corp (IRIX)
B Purchase
22,805 +2.0%
1.31
US$29,872 		22,805 +2.0% 1.31 US$29,872
2026-10-07 2026-03-16
US IRIDEX Corp (IRIX)
B Purchase
1,682 +0.1%
1.30
US$2,187 		1,682 +0.1% 1.30 US$2,187
2026-10-07 2026-03-12
US IRIDEX Corp (IRIX)
B Purchase
967 +0.1%
1.32
US$1,276 		967 +0.1% 1.32 US$1,276
2026-10-07 2026-03-03
US IRIDEX Corp (IRIX)
B Purchase
752 +0.1%
1.42
US$1,068 		752 +0.1% 1.42 US$1,068
2026-10-07 2026-03-02
US IRIDEX Corp (IRIX)
B Purchase
1,424 +0.1%
1.40
US$1,994 		1,424 +0.1% 1.40 US$1,994
2026-10-07 2026-02-23
US IRIDEX Corp (IRIX)
B Purchase
14,943 +1.3%
1.41
US$21,070 		14,943 +1.3% 1.41 US$21,070
2026-10-07 2026-02-12
US IRIDEX Corp (IRIX)
B Purchase
100 +0.0%
1.38
US$138 		100 +0.0% 1.38 US$138
2026-10-07 2026-02-11
US IRIDEX Corp (IRIX)
B Purchase
15,703 +1.4%
1.43
US$22,455 		15,703 +1.4% 1.43 US$22,455
2026-10-07 2026-02-09
US IRIDEX Corp (IRIX)
B Purchase
129 +0.0%
1.46
US$188 		129 +0.0% 1.46 US$188
2026-10-07 2026-02-05
US IRIDEX Corp (IRIX)
B Purchase
40,535 +3.8%
1.45
US$58,755 		40,535 +3.8% 1.45 US$58,755
2026-10-07 2026-02-04
US IRIDEX Corp (IRIX)
B Purchase
19,324 +1.9%
1.41
US$27,247 		19,324 +1.9% 1.41 US$27,247
2026-10-07 2026-02-02
US IRIDEX Corp (IRIX)
B Purchase
637 +0.1%
1.49
US$949 		637 +0.1% 1.49 US$949
2026-10-07 2026-01-30
US IRIDEX Corp (IRIX)
B Purchase
4,050 +0.4%
1.48
US$5,994 		4,050 +0.4% 1.48 US$5,994
2026-10-07 2026-01-27
US IRIDEX Corp (IRIX)
B Purchase
33,013 +3.3%
1.48
US$49,014 		33,013 +3.3% 1.48 US$49,014
2026-10-07 2026-01-23
US IRIDEX Corp (IRIX)
B Purchase
30,000 +3.1%
1.48
US$44,394 		30,000 +3.1% 1.48 US$44,394
2026-10-07 2026-01-08
US IRIDEX Corp (IRIX)
B Purchase
20,000 +2.1%
1.20
US$24,000 		20,000 +2.1% 1.20 US$24,000
2026-10-07 2026-01-07
US IRIDEX Corp (IRIX)
B Purchase
1,330 +0.1%
1.19
US$1,583 		1,330 +0.1% 1.19 US$1,583
2026-10-07 2025-12-30
US IRIDEX Corp (IRIX)
B Purchase
7,009 +0.7%
1.15
US$8,060 		7,009 +0.7% 1.15 US$8,060
2026-10-07 2025-12-22
US IRIDEX Corp (IRIX)
B Purchase
4,031 +0.4%
1.00
US$4,031 		4,031 +0.4% 1.00 US$4,031
2026-10-07 2025-12-19
US IRIDEX Corp (IRIX)
B Purchase
14,202 +1.5%
0.97
US$13,776 		14,202 +1.5% 0.97 US$13,776
2026-10-07 2025-12-16
US IRIDEX Corp (IRIX)
B Purchase
7,675 +0.8%
0.99
US$7,598 		7,675 +0.8% 0.99 US$7,598
2026-10-07 2025-12-15
US IRIDEX Corp (IRIX)
B Purchase
11,404 +1.3%
0.94
US$10,720 		11,404 +1.3% 0.94 US$10,720
2026-10-07 2025-12-12
US IRIDEX Corp (IRIX)
B Purchase
20,000 +2.3%
0.97
US$19,400 		20,000 +2.3% 0.97 US$19,400
2026-10-07 2025-12-10
US IRIDEX Corp (IRIX)
B Purchase
18,892 +2.2%
0.94
US$17,664 		18,892 +2.2% 0.94 US$17,664
2026-10-07 2025-12-09
US IRIDEX Corp (IRIX)
B Purchase
20,000 +2.4%
0.94
US$18,800 		20,000 +2.4% 0.94 US$18,800
2026-10-07 2025-12-05
US IRIDEX Corp (IRIX)
B Purchase
10,260 +1.2%
0.94
US$9,644 		10,260 +1.2% 0.94 US$9,644
2026-10-07 2025-12-03
US IRIDEX Corp (IRIX)
B Purchase
244 +0.0%
0.93
US$227 		244 +0.0% 0.93 US$227
2026-10-07 2025-12-01
US IRIDEX Corp (IRIX)
B Purchase
20,000 +2.5%
0.96
US$19,200 		20,000 +2.5% 0.96 US$19,200
2026-10-07 2025-11-28
US IRIDEX Corp (IRIX)
B Purchase
3,885 +0.5%
0.96
US$3,730 		3,885 +0.5% 0.96 US$3,730
2026-10-07 2025-11-26
US IRIDEX Corp (IRIX)
B Purchase
3,033 +0.4%
0.93
US$2,821 		3,033 +0.4% 0.93 US$2,821
2026-10-07 2025-11-25
US IRIDEX Corp (IRIX)
B Purchase
69 +0.0%
0.91
US$63 		69 +0.0% 0.91 US$63
2026-10-07 2025-11-20
US IRIDEX Corp (IRIX)
B Purchase
925 +0.1%
0.94
US$870 		925 +0.1% 0.94 US$870
2026-10-07 2025-11-14
US IRIDEX Corp (IRIX)
B Purchase
24,626 +3.1%
0.88
US$21,624 		24,626 +3.1% 0.88 US$21,624
2026-10-07 2025-11-12
US IRIDEX Corp (IRIX)
B Purchase
20,000 +2.6%
1.04
US$20,800 		20,000 +2.6% 1.04 US$20,800
2026-10-07 2025-11-07
US IRIDEX Corp (IRIX)
B Purchase
115 +0.0%
1.04
US$120 		115 +0.0% 1.04 US$120
2026-10-07 2025-11-06
US IRIDEX Corp (IRIX)
B Purchase
1,496 +0.2%
1.04
US$1,556 		1,496 +0.2% 1.04 US$1,556
2026-10-07 2025-10-27
US IRIDEX Corp (IRIX)
B Purchase
10,000 +1.3%
1.09
US$10,900 		10,000 +1.3% 1.09 US$10,900
2026-10-07 2025-10-22
US IRIDEX Corp (IRIX)
B Purchase
6,120 +0.8%
1.06
US$6,487 		6,120 +0.8% 1.06 US$6,487
2026-10-07 2025-10-21
US IRIDEX Corp (IRIX)
B Purchase
10,000 +1.4%
1.08
US$10,800 		10,000 +1.4% 1.08 US$10,800
2026-10-07 2025-10-20
US IRIDEX Corp (IRIX)
B Purchase
422 +0.1%
1.04
US$439 		422 +0.1% 1.04 US$439
2026-10-07 2025-10-16
US IRIDEX Corp (IRIX)
B Purchase
10,000 +1.4%
1.05
US$10,500 		10,000 +1.4% 1.05 US$10,500
2026-10-07 2025-10-14
US IRIDEX Corp (IRIX)
B Purchase
100 +0.0%
1.05
US$105 		100 +0.0% 1.05 US$105