Jim J Jones III

CIK 1308584 · View on SEC EDGAR ↗

Insider

First SEC filing: Nov. 18, 2004 · Latest: Nov. 18, 2004

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 4 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

4 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Nov. 10, 2005 MPWR S 47,491 $14.21 $674,847 2,120,356 Indirect -2.19% Disposed 9161.1% (price as of 2026-08-21)
Nov. 9, 2005 MPWR S 110,938 $14.35 $1,591,960 2,167,847 Indirect -4.87% Disposed 9070.7% (price as of 2026-08-21)
Nov. 8, 2005 MPWR S 19,400 $14.05 $272,570 2,278,785 Indirect -0.84% Disposed 9266.5% (price as of 2026-08-21)
Nov. 24, 2004 MPWR S 500,000 $7.90 $3,950,000 2,298,185 Indirect -17.87% Disposed 16558.2% (price as of 2026-08-21)

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
June 21, 2006 MPWR Director Stock Options Common Stock (15,000) $12.16 June 21, 2016 15,000 Acquired
June 2, 2005 MPWR Director Stock Options Common Stock (8) $7.51 June 2, 2015 15,000 Acquired
Nov. 24, 2004 MPWR Series D Convertible Preferred Stock Common Stock (2,798,185) — — 2,798,185 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Nov. 18, 2004 MPWR Series D Convertible Preferred Stock→ Common Stock (2,798,185) 2,798,185 Indirect