MECHANICAL TECHNOLOGY INC
CIK 64463 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 19, 2003 · Latest: Aug. 19, 2003
On this page
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 18, 2003 | PLUG | S | 500,000 | $5.29 | $2,645,000 | 6,073,227 Direct | -7.61% | Disposed | -95.9% (price as of 2026-08-18) |
| Aug. 15, 2003 | PLUG | S | 285,500 | $4.94 | $1,410,370 | 6,573,227 Direct | -4.16% | Disposed | -95.6% (price as of 2026-08-18) |
| Aug. 14, 2003 | PLUG | S | 7,500 | $4.14 | $31,050 | 6,858,727 Direct | -0.11% | Disposed | -94.8% (price as of 2026-08-18) |
| Aug. 13, 2003 | PLUG | S | 7,821 | $4.12 | $32,223 | 6,866,227 Direct | -0.11% | Disposed | -94.7% (price as of 2026-08-18) |
| Aug. 12, 2003 | PLUG | S | 7,500 | $4.07 | $30,525 | 6,874,048 Direct | -0.11% | Disposed | -94.7% (price as of 2026-08-18) |
| Aug. 11, 2003 | PLUG | S | 2,865 | $4.10 | $11,746 | 6,881,548 Direct | -0.04% | Disposed | -94.7% (price as of 2026-08-18) |
| Aug. 8, 2003 | PLUG | S | 5,000 | $4.00 | $20,000 | 6,884,413 Direct | -0.07% | Disposed | -94.6% (price as of 2026-08-18) |
| Aug. 7, 2003 | PLUG | S | 5,000 | $4.05 | $20,250 | 6,889,413 Direct | -0.07% | Disposed | -94.7% (price as of 2026-08-18) |
| Aug. 6, 2003 | PLUG | S | 5,000 | $4.13 | $20,650 | 6,894,413 Direct | -0.07% | Disposed | -94.8% (price as of 2026-08-18) |
| Aug. 5, 2003 | PLUG | S | 2,500 | $4.26 | $10,650 | 6,899,413 Direct | -0.04% | Disposed | -94.9% (price as of 2026-08-18) |
| Aug. 4, 2003 | PLUG | S | 5,000 | $4.26 | $21,300 | 6,901,913 Direct | -0.07% | Disposed | -94.9% (price as of 2026-08-18) |
| Aug. 1, 2003 | PLUG | S | 5,000 | $4.39 | $21,950 | 6,906,913 Direct | -0.07% | Disposed | -95.1% (price as of 2026-08-18) |
| July 31, 2003 | PLUG | S | 5,000 | $4.51 | $22,550 | 6,911,913 Direct | -0.07% | Disposed | -95.2% (price as of 2026-08-18) |
| July 30, 2003 | PLUG | S | 5,000 | $4.58 | $22,900 | 6,916,913 Direct | -0.07% | Disposed | -95.3% (price as of 2026-08-18) |
| July 29, 2003 | PLUG | S | 5,000 | $4.56 | $22,800 | 6,921,913 Direct | -0.07% | Disposed | -95.3% (price as of 2026-08-18) |
| July 28, 2003 | PLUG | S | 5,000 | $4.52 | $22,600 | 6,926,913 Direct | -0.07% | Disposed | -95.2% (price as of 2026-08-18) |
| July 25, 2003 | PLUG | S | 5,000 | $4.40 | $22,000 | 6,931,913 Direct | -0.07% | Disposed | -95.1% (price as of 2026-08-18) |
| July 24, 2003 | PLUG | S | 5,000 | $4.52 | $22,600 | 6,936,913 Direct | -0.07% | Disposed | -95.2% (price as of 2026-08-18) |
| July 23, 2003 | PLUG | S | 10,314 | $4.51 | $46,516 | 6,941,913 Direct | -0.15% | Disposed | -95.2% (price as of 2026-08-18) |
| July 22, 2003 | PLUG | S | 12,100 | $4.40 | $53,240 | 6,952,227 Direct | -0.17% | Disposed | -95.1% (price as of 2026-08-18) |
| July 21, 2003 | PLUG | S | 8,900 | $4.49 | $39,961 | 6,964,327 Direct | -0.13% | Disposed | -95.2% (price as of 2026-08-18) |
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.