MPM ASSET MANAGEMENT LLC
CIK 1263048 · View on SEC EDGAR ↗
Insider
Activist
First SEC filing: Oct. 31, 2003 · Latest: May 12, 2026
On this page
Institution
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 30, 2003 | 1263048 | S | 5,000 | $7.05 | $35,250 | 1,971,339 Indirect | -0.25% | Disposed | |
| Oct. 29, 2003 | 1263048 | S | 25,000 | $7.13 | $178,250 | 1,976,339 Indirect | -1.25% | Disposed | |
| Sept. 8, 2003 | 1263048 | S | 1,000 | $6.05 | $6,050 | 2,001,339 Indirect | -0.05% | Disposed | |
| Sept. 5, 2003 | 1263048 | S | 500 | $6.05 | $3,025 | 2,002,339 Indirect | -0.02% | Disposed |
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.