| $1B | ||
| $100M | ||
| $54M | ||
| $40M | ||
| $32M | ||
| $31M |
Buys | $87,282 | 1 | 11 |
Sells | $875,317 | 8 | 89 |
| Crespo Jose Luis | See Remarks | 1 | $87,282 | 0 | $0 | $87,282 |
| HELMER MAUREEN O | director | 0 | $0 | 1 | $161,620 | $-161,620 |
| Haycraft Benjamin | CSO & EVP of EMEA Region | 0 | $0 | 7 | $713,697 | $-713,697 |
Plug Power Inc. specializes in providing comprehensive clean hydrogen and zero-emission fuel cell solutions. These innovative offerings cater to various sectors, including supply chain and logistics, on-road electric vehicles, and stationary power generation, with operations spanning North America and international markets. The company is actively constructing an end-to-end green hydrogen ecosystem, encompassing its production, efficient storage and delivery, and subsequent energy generation for both mobile and fixed applications. Its …
Over the last 12 months, insiders at Plug Power Inc. have bought $87,282 and sold $875,317 worth of Plug Power Inc. stock.
On average, over the past 5 years, insiders at Plug Power Inc. have bought $504,854 and sold $320,077 worth of stock each year.
Highest buying activity among insiders over the last 12 months: Crespo Jose Luis (See Remarks) — $87,282.
The last purchase of 37,300 shares for transaction amount of $87,282 was made by Crespo Jose Luis (See Remarks) on 2025‑12‑15.
| 2026-10-15 | Sale | Haycraft Benjamin | CSO & GM EMEA | 9,375 0.0006% | $1.41 | $13,219 | -7.38% | |
| 2026-09-18 | Sale | Haycraft Benjamin | CSO & GM EMEA | 200,000 0.0147% | $2.14 | $428,300 | -23.92% | |
| 2026-09-15 | Sale | Haycraft Benjamin | CSO & GM EMEA | 18,750 0.0014% | $2.06 | $38,625 | -18.05% | |
| 2026-09-11 | Sale | Haycraft Benjamin | CSO & GM EMEA | 13,810 0.001% | $2.14 | $29,553 | -17.62% | |
| 2026-06-08 | Sale | HELMER MAUREEN O | director | 50,000 0.0044% | $3.23 | $161,620 | -33.54% | |
| 2026-01-12 | Sale | Haycraft Benjamin | CSO & GM EMEA | 40,000 0.0037% | $2.17 | $86,800 | -2.19% | |
| 2025-12-15 | Crespo Jose Luis | See Remarks | 37,300 0.0038% | $2.34 | $87,282 | +0.45% | ||
| 2025-12-10 | Sale | Haycraft Benjamin | CSO & GM EMEA | 40,000 0.0039% | $2.20 | $88,000 | -1.33% | |
| 2025-11-10 | Sale | Haycraft Benjamin | CSO & EVP of EMEA Region | 10,000 0.001% | $2.92 | $29,200 | -13.09% | |
| 2025-10-10 | Sale | Haycraft Benjamin | CSO & GM EMEA | 10,000 0.001% | $3.80 | $38,000 | -33.63% | |
| 2025-09-16 | Sale | Haycraft Benjamin | CSO & GM of EMEA Region | 10,972 0.0009% | $1.59 | $17,445 | +36.90% | |
| 2025-06-11 | Sale | Crespo Jose Luis | Chief Revenue Officer | 37,300 0.0033% | $1.32 | $49,236 | +61.59% | |
| 2025-06-09 | MIDDLETON PAUL B | See Remarks | 650,000 0.0643% | $1.03 | $672,035 | +82.79% | ||
| 2025-05-16 | MIDDLETON PAUL B | CFO & Executive VP | 350,000 0.0301% | $0.72 | $250,390 | +176.41% | ||
| 2024-11-01 | Sale | MCNAMEE GEORGE C | director | 10,000 0.0011% | $2.09 | $20,916 | -20.57% | |
| 2024-08-01 | Sale | MCNAMEE GEORGE C | director | 10,000 0.0012% | $2.37 | $23,719 | -20.69% | |
| 2024-05-10 | Sale | MCNAMEE GEORGE C | director | 10,000 0.0014% | $2.56 | $25,576 | -18.75% | |
| 2023-10-02 | Sale | Crespo Jose Luis | GM, MATL Handling, Key Accts | 31,958 0.0056% | $7.20 | $230,098 | -52.38% | |
| 2021-07-13 | Sale | Shrestha Sanjay K | Chief Strategy Officer | 11,400 0.002% | $28.43 | $324,131 | -7.30% | |
| 2021-01-19 | Sale | Marsh Andrew | President & CEO | 1.15M 0.2211% | $65.82 | $75.46M | -55.12% |
| Crespo Jose Luis | See Remarks | 307332 0.022% | $433,338.12 | 1 | 2 | |
| SMART HYDROGEN, INC. | 10 percent owner | 5126939 0.3669% | $7.23M | 11 | 0 | <0.0001% |
| MIDDLETON PAUL B | See Remarks | 2558064 0.1831% | $3.61M | 2 | 4 | +129.6% |
| Marsh Andrew | President & CEO | 748680 0.0536% | $1.06M | 5 | 12 | +210.69% |
| MCNAMEE GEORGE C | director | 684782 0.049% | $965,542.62 | 10 | 11 | <0.0001% |
| WILLIS GARY K | director | 410933 0.0294% | $579,415.53 | 1 | 1 | +17.19% |
| Schmid Keith | COO & Sr. VP | 356220 0.0255% | $502,270.20 | 1 | 14 | +7.71% |
| GRANT J DOUGLAS | director | 12500 0.0009% | $17,625.00 | 1 | 0 | +35.11% |
$69,929,790 | 202 | 9.94% | $260.45M | |
$3,165,452 | 53 | 8.61% | $1.52B | |
$11,611,216 | 36 | 9.83% | $1.65B | |
$71,787,331 | 34 | 23.19% | $687.21M | |
$5,563,683 | 31 | 10.67% | $23.74B |
| Increased Positions | 236 | +50.43% | 185M | +34.85% |
| Decreased Positions | 173 | -36.97% | 68M | -12.87% |
| New Positions | 78 | New | 31M | New |
| Sold Out Positions | 67 | Sold Out | 22M | Sold Out |
| Total Postitions | 531 | +13.46% | 648M | +21.98% |
| Vanguard Group Inc | $244,479.00 | 7.88% | 109.63M | +8M | +7.65% | 2025-09-30 |
| Blackrock, Inc. | $222,084.00 | 7.15% | 99.59M | +16M | +19.24% | 2025-09-30 |
| Geode Capital Management, Llc | $62,022.00 | 2% | 27.81M | +4M | +15.54% | 2025-09-30 |
| State Street Corp | $55,396.00 | 1.79% | 24.84M | +4M | +21.79% | 2025-09-30 |
| Goldman Sachs Group Inc | $53,878.00 | 1.74% | 24.16M | +19M | +368.17% | 2025-09-30 |
| Ubs Group Ag | $51,920.00 | 1.67% | 23.28M | +11M | +97.55% | 2025-09-30 |
| Legal & General Group Plc | $39,460.00 | 1.27% | 17.7M | +714,212 | +4.21% | 2025-09-30 |
| D. E. Shaw & Co., Inc. | $28,723.00 | 0.93% | 12.88M | +4M | +42.25% | 2025-09-30 |
| Two Sigma Investments, Lp | $24,153.00 | 0.78% | 10.83M | +8M | +292.11% | 2025-09-30 |
| Northern Trust Corp | $22,293.00 | 0.72% | 10M | +2M | +20.71% | 2025-09-30 |