Tim Christoffersen
CIK 1231664 · View on SEC EDGAR ↗
First SEC filing: Nov. 18, 2004 · Latest: Nov. 18, 2004
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 6, 2005 | MPWR | D | 12,500 | — | — | 12,500 Direct | -50.00% | Disposed | (price as of 2026-08-20) |
| Aug. 15, 2005 | MPWR | A | 1,890 | $6.58 | $12,436 | 26,890 Direct | +7.56% | Acquired | 19801.0% (price as of 2026-08-20) |
| Jan. 26, 2005 | MPWR | A | 28,000 | — | — | 28,000 Direct | — | Acquired | (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 26, 2005 | MPWR | Stock Option (right to buy) | Common Stock (28,000) | $7.77 | Jan. 26, 2015 | 28,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
MPWR
CFO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2005 | $15,627,388,085 | $1,560,045,800 | — | — | — | — | — | — |
| 2004 | $111,418 | $45,800 | — | — | — | — | — | — |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.