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Home/Insiders/HELMER MAUREEN O
HM
SEC Insider//CIK 0001279977

HELMER MAUREEN O

CIK 00012799771 companySLINGERLANDS, NY
SEC Profile

Transactions

50

Companies

1

Filings

17

CIK

0001279977

Recent Transactions

50 trades
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2026-01-02$1.97/sh+13,959→ 371,565 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2025-10-01$2.33/sh+11,803→ 357,606 total
  • Award
    PLUG POWER INC$PLUG

    Stock Option (Right to Buy)

    2025-07-03+76,531→ 76,531 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2025-07-03+76,531→ 345,803 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2025-07-01$1.49/sh+18,456→ 269,272 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2025-04-01$1.35/sh+20,370→ 250,816 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2025-01-02$2.13/sh+12,911→ 230,446 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2024-10-01$2.26/sh+12,168→ 217,535 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2024-07-01$2.33/sh+11,803→ 205,367 total
  • Award
    PLUG POWER INC$PLUG

    Stock Option (Right to Buy)

    2024-06-05+37,375→ 37,375 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2024-06-05+37,375→ 193,564 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2024-04-01$3.44/sh+7,994→ 156,189 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2024-01-02$4.50/sh+3,056→ 148,195 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2023-10-02$7.60/sh+1,809→ 145,139 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2023-07-03$10.39/sh+1,323→ 143,330 total
  • Award
    PLUG POWER INC$PLUG

    Stock Option (Right to Buy)

    2023-06-27+12,149→ 12,149 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2023-06-27+12,149→ 142,007 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2023-04-03$11.72/sh+1,173→ 129,858 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2023-01-03$12.37/sh+859→ 128,685 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2022-10-03$21.01/sh+506→ 127,826 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2022-07-01$16.57/sh+641→ 120,531 total
  • Award
    PLUG POWER INC$PLUG

    Stock Option (Right to Buy)

    2022-06-30+6,789→ 6,789 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2022-06-30+6,789→ 127,320 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2022-04-01$28.61/sh+371→ 119,890 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2022-01-03$28.23/sh+376→ 119,519 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2021-10-01$25.54/sh+416→ 119,143 total
  • Award
    PLUG POWER INC$PLUG

    Stock Option (Right to Buy)

    2021-08-16+4,482→ 4,482 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2021-08-16+4,482→ 118,727 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2021-07-15$35.84/sh+296→ 113,934 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2021-07-15$34.19/sh+311→ 114,245 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2021-01-04+240→ 113,638 total
  • Sale
    PLUG POWER INC$PLUG

    Common Stock

    2020-12-17$30.00/sh−10,000→ 113,398 total
  • Sale
    PLUG POWER INC$PLUG

    Common Stock

    2020-12-14$27.14/sh−300→ 123,398 total
  • Sale
    PLUG POWER INC$PLUG

    Common Stock

    2020-12-14$26.11/sh−15,011→ 123,698 total
  • Sale
    PLUG POWER INC$PLUG

    Common Stock

    2020-10-05$15.00/sh−35,000→ 138,709 total
  • Award
    PLUG POWER INC$PLUG

    Common Stock

    2020-10-01+606→ 173,709 total
  • Sale
    PLUG POWER INC$PLUG

    Common Stock

    2020-09-18$13.28/sh−75,000→ 173,103 total
  • Award
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-07-01+990→ 248,103 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$5.63/sh+10,000→ 278,313 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Stock Option (right to buy)

    2020-06-23−10,000→ 0 total
  • Sale
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$6.29/sh−150,164→ 247,113 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$2.62/sh+30,000→ 308,313 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$0.38/sh+10,000→ 268,313 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$5.10/sh+1,200→ 248,313 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Stock Option (right to buy)

    2020-06-23−10,000→ 0 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Stock Option (right to buy)

    2020-06-23−10,000→ 0 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$2.13/sh+29,343→ 367,656 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$2.11/sh+29,621→ 397,277 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$1.76/sh+30,000→ 338,313 total
  • Exercise/Conversion
    PLUG POWER INC$PLUG

    Plug Power Common Stock

    2020-06-23$1.22/sh+10,000→ 258,313 total

Companies

1

Recent Filings

17

Address

C/O PLUG POWER INC. 125 VISTA BOULEVARD

SLINGERLANDS, NY, 12159

View on SEC.gov