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Andrew Marsh

Executive
Chairman & CEO
Plug Power IncGevo, Inc.
Total declarations
154
Companies
2
▲ Purchases (5 ops.)
€118k
▼ Sales (22 ops.)
€65.4M

Latest filing published 10 Apr 2026 for PLUG POWER INC, €7,191.

Filing timeline

BuySale
Andrew Marsh

Insider track record

Disclosed buys
5
Disclosed sells
22
Signal history

Closed purchases

Market purchases
5
Positive at T+90
60%
Median T+90
+6.2%

Based on 5 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.

Purchases by company

Since each purchase

  • Filed 15 Mar 2019 · 2795 days ago · €26k
    +15.0%
    Entry US$2.40 · Close at T+365 US$2.76
  • Filed 23 Aug 2013 · 4825 days ago · €9,122
    +1152.1%
    Entry US$0.48 · Close at T+365 US$6.01
  • Filed 14 Jun 2013 · 4895 days ago · €27k
    +900.0%
    Entry US$0.41 · Close at T+365 US$4.10
  • Filed 02 Jun 2011 · 5638 days ago · €34k
    -47.4%
    Entry US$2.28 · Close at T+365 US$1.20
  • Filed 22 Mar 2010 · 6075 days ago · €22k
    -7.0%
    Entry US$7.10 · Close at T+365 US$6.60

Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.

Andrew Marsh: trading record in brief

Andrew Marsh is a declared insider at 2 companies (chief executive); the most frequent names are Gevo, Inc. and Plug Power Inc. Over a trading history stretching from 9 March 2009 to 1 April 2026, the count stands at 154 filings.

Both buying and selling appear: 5 purchases worth €118k, against 22 sales worth €65.4M. The net balance comes to €65.2M on the selling side. Unlike grants, an open-market purchase is paid for by the insider, at the market price. The rest of the record consists of 67 share grants and 60 option exercises.

In size, the median ticket on the buying side is €26k. Looking at 5 purchases old enough to measure, the stock rose over the following 90 days in 60% of cases; the median change was +6.2%. Past outcomes like these are no guarantee of what comes next.

On 10 April 2026 came the latest disclosure, a share grant for €7,191 in Plug Power Inc. The clock since the last published purchase (15 March 2019) now reads 2,795 days. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. US insiders must file a Form 4 within two business days of a trade. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.

Companies and markets linked to Andrew Marsh

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations149 total
  • ◆
    DirectorExecutivesPlug Power Inc
    8,335 USD12SEC
    3,688 shares@ US$2.265.3% of flowCommon StockSEC:0001104659-26-042129:0
  • ◆
    CEOExecutivesPlug Power Inc
    24,528 USD24SEC
    12,203 shares@ US$2.0115.5% of flowCommon StockSEC:0001104659-25-118176:0
  • ◆
    CEOExecutivesPlug Power Inc
    25,326 USD24SEC
    9,415 shares@ US$2.6916.0% of flowCommon StockSEC:0001104659-25-106321:0
  • ◆
    CEOExecutivesPlug Power Inc
    69,814 USD26SEC
    18,324 shares@ US$3.8143.6% of flowCommon StockSEC:0001104659-25-097520:0
  • ◆
    President and CEOExecutivesPlug Power Inc
    30,847 USD22SEC
    18,471 shares@ US$1.670.0% of flowCommon StockSEC:0001104659-25-089663:1
  • ◆
    President and CEOExecutivesPlug Power Inc
    30,769 USD24SEC
    19,968 shares@ US$1.540919.7% of flowCommon StockSEC:0001104659-25-089663:0
  • ◆
    President and CEOExecutivesPlug Power Inc
    38,461 USD22SEC
    38,156 shares@ US$1.0080.6% of flowCommon StockSEC:0001104659-25-068738:0
  • ◆
    President and CEOExecutivesPlug Power Inc
    30,769 USD22SEC
    36,448 shares@ US$0.84420.5% of flowCommon StockSEC:0001104659-25-059344:0
  • ◆
    President and CEOExecutivesPlug Power Inc
    748,975 USD23SEC
    96,892 shares@ US$7.7312.1% of flowCommon StockSEC:0001104659-23-106509:0
  • ▼
    DirectorExecutivesGevo, Inc.
    23,082 USD31SEC
    16,750 shares@ US$1.37817.1% of flowCommon StockSEC:0001392380-23-000086:0
  • ▼
    DirectorExecutivesGevo, Inc.
    21,519 USD13SEC
    13,950 shares@ US$1.542616.2% of flowCommon StockSEC:0001392380-23-000042:0
  • ◆
    DirectorExecutivesGevo, Inc.
    0SEC
    100,807 shares0Common StockSEC:0001392380-23-000039:0
  • ◆
    President and CEOExecutivesPlug Power Inc
    2M USD22SEC
    96,893 shares@ US$21.853.6% of flowCommon StockSEC:0001104659-22-124241:1
  • ◆
    President and CEOExecutivesPlug Power Inc
    3M USD27SEC
    104,369 shares@ US$28.4350.2% of flowCommon StockSEC:0001104659-22-124241:0
  • ▼
    DirectorExecutivesGevo, Inc.
    85,379 USD18SEC
    41,904 shares@ US$2.037566.6% of flowCommon StockSEC:0001392380-22-000038:0
  • ◆
    DirectorExecutivesGevo, Inc.
    0SEC
    27,353 shares0Common StockSEC:0001628280-22-016466:0
  • ◆
    President & CEOExecutivesPlug Power Inc
    3M USD26SEC
    88,312 shares@ US$28.4036.7% of flowCommon StockSEC:0001104659-22-054635:0
  • ◆
    President & CEOExecutivesPlug Power Inc
    2M USD22SEC
    80,284 shares@ US$26.603.1% of flowCommon StockSEC:0001104659-21-111564:1
  • ◇
    President & CEOExecutivesPlug Power Inc
    0SEC
    166,667 sharesCommon StockSEC:0001104659-21-111564:0
  • ◆
    DirectorExecutivesGevo, Inc.
    0SEC
    65,886 shares0Common StockSEC:0001437749-21-020887:0
  • ◆
    President & CEOExecutivesPlug Power Inc
    3M USD22SEC
    104,369 shares@ US$25.063.8% of flowCommon StockSEC:0001104659-21-108696:1
  • ◇
    President & CEOExecutivesPlug Power Inc
    0SEC
    216,666 sharesCommon StockSEC:0001104659-21-108696:0
  • ▼
    President & CEOExecutivesPlug Power Inc
    844,647 USD0SEC
    13,482 shares@ US$62.65Common StockSEC:0001104659-21-006361:2
  • ▼
    President & CEOExecutivesPlug Power Inc
    3M USD0SEC
    49,918 shares@ US$63.97Common StockSEC:0001104659-21-006361:3
  • ▼
    President & CEOExecutivesPlug Power Inc
    10M USD0SEC
    156,051 shares@ US$64.82Common StockSEC:0001104659-21-006361:4

25 of 149 declarations