Filing Details
- Accession Number:
- 0001280452-10-000133
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2010-05-03 13:00:00
- Reporting Period:
- 2010-04-30
- Filing Date:
- 2010-05-03
- Accepted Time:
- 2010-05-03 13:30:55
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1280452 | Monolithic Power Systems Inc | MPWR | Semiconductors & Related Devices (3674) | 770466789 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1308676 | Michael Hsing | 6409 Guadalupe Mines Road San Jose CA 95120 | Ceo | Yes | Yes | No | No |
Reported Non-Derivative Transactions
| Sec. Name | Acquisiton - Disposition | Date | Amount | Price | Remaning Holdings | Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|---|---|---|---|---|---|
| Common Stock | Acquisiton | 2010-04-30 | 30,000 | $5.00 | 312,842 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2010-04-30 | 29,944 | $25.25 | 282,898 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2010-04-30 | 56 | $25.26 | 282,842 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct |
Reported Derivative Transactions
| Sec. Name | Sec. Type | Acquisiton - Disposition | Date | Amount | Price | Amount - 2 | Price - 2 |
|---|---|---|---|---|---|---|---|
| Common Stock | Non-Qualified Stock Option (right to buy) | Disposition | 2010-04-30 | 30,000 | $0.00 | 30,000 | $5.00 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 240,000 | 2005-01-13 | 2014-01-13 | No | 4 | M | Direct |
Reported Non-Derivative Holdings
| Sec. Name | Remaning Holdings | Nature of Ownership | Explanation |
|---|---|---|---|
| Common Stock | 498,566 | Indirect | By Jointly w/Spouse |
| Common Stock | 133,040 | Indirect | By S. Hsing 04 Trust |
| Common Stock | 133,040 | Indirect | by M Hsing 04 Trust |
Footnotes
- In accordance with the reporting person's 10b5-1 trading plan.
Billionaire Hedge Funds
