PLUG Plug Power, Inc.
Plug Power, Inc. (PLUG) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 100% planned / 0% discretionary
Largest single sale: $161.6K.
Where they traded
Last open-market purchase: December 15, 2025 , by Crespo Jose Luis .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Haycraft Benjamin | CSO & GM EMEA | Sell 10b5-1 | 18,750 | $2.06 | $38.6K | 301,249 −5.9% of holding | |
| Haycraft Benjamin | CSO & GM EMEA | Sell 10b5-1 | 13,810 | $2.14 | $29.6K | 319,999 −4.1% of holding | |
| HELMER MAUREEN O | Director | Sell 10b5-1 | 50,000 | $3.23 | $161.6K | 321,565 −13.5% of holding | |
| Haycraft Benjamin | CSO & GM EMEA | Sell 10b5-1 | 40,000 | $2.17 | $86.8K | 333,809 −10.7% of holding | |
| Crespo Jose Luis | See Remarks | Buy 10b5-1 | 37,300 | $2.34 | $87.3K | 307,332 | |
| Haycraft Benjamin | CSO & GM EMEA | Sell 10b5-1 | 40,000 | $2.20 | $88.0K | 373,809 −9.7% of holding | |
| Haycraft Benjamin | CSO & EVP of EMEA Region | Sell 10b5-1 | 10,000 | $2.92 | $29.2K | 467,583 −2.1% of holding | |
| Haycraft Benjamin | CSO & GM EMEA | Sell 10b5-1 | 10,000 | $3.80 | $38.0K | 457,583 −2.1% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.