Chang Kuo Wei Herbert
- SEC CIK
- 0001192171
In the past year, 4 open-market sale filings worth $312.2K and no purchases.
Current role at each company
- MPWR Monolithic Power Systems, Inc.Directoras of Aug 25, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $312.2K
- 4 filings
- Net
- −$312.2K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Chang Kuo Wei Herbert as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 25, 2026 (view filing)7:13 PM ET | Aug 24 | 1 day | Chang Kuo Wei HerbertDirector | SSale | −50 | $1,281.57 | −$64.1K | −8.8%515 after | |
| Aug 13, 2026 (view filing)5:23 PM ET | Aug 11 | 2 days | Chang Kuo Wei HerbertDirector | SSale | −50 | $1,420.00 | −$71.0K | −8.1%565 after | |
| Nov 25, 2025 (view filing) | Nov 25 | Same day | Chang Kuo Wei HerbertDirector | SSale | −100 | $896.97 | −$89.7K | −19.0%426 after | |
| Nov 24, 2025 (view filing) | Nov 21 | 3 days | Chang Kuo Wei HerbertDirector | SSale | −100 | $873.97 | −$87.4K | −16.0%526 after | |
| May 13, 2025 (view filing) | May 13 | Same day | Chang Kuo Wei HerbertDirector | SSale | −50 | $738.00 | −$36.9K | −7.4%626 after | |
| May 12, 2025 (view filing) | May 12 | Same day | Chang Kuo Wei HerbertDirector | SSale | −100 | $698.00 | −$69.8K | −12.9%676 after | |
| May 9, 2025 (view filing) | May 8 | 1 day | Chang Kuo Wei HerbertDirector | SSale | −100 | $650.00 | −$65.0K | −11.4%776 after | |
| Aug 15, 2024 (view filing) | Aug 15 | Same day | Chang Kuo Wei HerbertDirector | SSale | −200 | $893.44 | −$178.7K | −27.0%541 after | 2 lots |
| May 22, 2024 (view filing) | May 20 | 2 days | Chang Kuo Wei HerbertDirector | SSale | −200 | $750.00 | −$150.0K | −21.3%741 after | |
| May 15, 2024 (view filing) | May 15 | Same day | Chang Kuo Wei HerbertDirector | SSale | −200 | $735.00 | −$147.0K | −17.5%941 after | 2 lots |
| Feb 29, 2024 (view filing) | Feb 29 | Same day | Chang Kuo Wei HerbertDirector | SSale | −250 | $706.34 | −$176.6K | −18.0%1.14K after | |
| Feb 23, 2024 (view filing) | Feb 22 | 1 day | Chang Kuo Wei HerbertDirector | SSale | −250 | $750.00 | −$187.5K | −15.2%1.39K after | |
| Nov 15, 2023 (view filing) | Nov 14 | 1 day | Chang Kuo Wei HerbertDirector | SSale | −400 | $523.64 | −$209.5K | −23.6%1.29K after | |
| Nov 13, 2023 (view filing) | Nov 13 | Same day | Chang Kuo Wei HerbertDirector | SSale | −100 | $510.00 | −$51.0K | −5.6%1.69K after | |
| Aug 29, 2023 (view filing) | Aug 29 | Same day | Chang Kuo Wei HerbertDirector | SSale | −500 | $500.00 | −$250.0K | −21.8%1.79K after |