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PLUG POWER INC

PLUG Net selling
CIK 0001093691 #1750 in the set updated 17 Sep 2026
Bought (120 mo)
$1.71M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$274.43M
$591.25K on a plan · $168.62M straight out of an exercise
Sold at will
$105.22M
38 of 122 sales
Net
−$272.71M
−$103.51M against sales at will

By person

30 insiders · 142 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Marsh Andrew
Director
$30.00K (1)
$76.17M (19) scheduled
−$76.14M
853,378
0.0611%
$1.76M
+45.0%
FiveT Capital Holding AG entity
Director
—
$48.39M (4)
−$48.39M
1,915,034
0.1371%
$3.94M
−4.2%
Roth Johannes Minho
Director
—
$48.39M (4)
−$48.39M
234,633
0.0168%
$483.34K
+67.4%
Schmid Keith
GM New Mkts & Pres New Prd Dv
—
$36.73M (13) scheduled
−$36.73M
474,776
0.0340%
$978.04K
+1,572%
MIDDLETON PAUL B
CFO & Executive VP
$922.43K (2)
$29.60M (4) scheduled
−$28.67M
2,947,169
0.2109%
$6.07M
+3,124%
Conway Gerard L JR
Gen. Coun, Corp Sec., Exec. VP
—
$14.35M (16) scheduled
−$14.35M
259,482
0.0186%
$534.53K
+236.2%
HELMER MAUREEN O
Director
—
$3.82M (8)
−$3.82M
361,318
0.0259%
$744.32K
+159.6%
MCNAMEE GEORGE C
Director
$674.28K (10)
$4.44M (12) scheduled
−$3.76M
1,173,282
0.0840%
$2.42M
+187.2%
Hull Martin Daniel
Corporate Controller and CAO
—
$3.00M (8) scheduled
−$3.00M
179,873
0.0129%
$370.54K
+979.2%
Kenausis Gregory
Director
—
$2.98M (6)
−$2.98M
514,412
0.0368%
$1.06M
+1,485%
WILLIS GARY K
Director
—
$2.42M (2) scheduled
−$2.42M
730,107
0.0523%
$1.50M
+199.7%
Silver Jonathan M
Director
—
$2.27M (3) scheduled
−$2.27M
75,715
0.0054%
$155.97K
—
Shrestha Sanjay K
CSO & GM, Energy Solutions
—
$937.08K (3) scheduled
−$937.08K
160,270
0.0115%
$330.16K
+220.5%
Haycraft Benjamin
CSO & GM EMEA
—
$327.62K (7) scheduled
−$327.62K
301,249
0.0216%
$620.57K
−38.3%
Schneider Lucas P
Director
—
$192.48K (5)
−$192.48K
135,302
0.0097%
$278.72K
—
Crespo Jose Luis
See Remarks
$87.28K (1)
$279.33K (2)
−$192.05K
307,332
0.0220%
$633.10K
−11.3%
Air Liquide Investissements d'Avenir et de Demonstration
Director
—
$92.85K (5)
−$92.85K
39,324
0.0028%
$81.01K
−32.6%
GRAVES GREGORY B
Director
—
$54.28K (1)
−$54.28K
83,431
0.0060%
$171.87K
—
Schmidt Keith
GM New Mkts & Pres New Prd Dv
—
—
—
417,971
0.0299%
$861.02K
−14.2%
Hoefelmann Dirk Ole
GM, Electrolyzers & Exec VP
—
—
—
280,064
0.0200%
$576.93K
+12.0%
BONNEY MARK J
Director
—
—
—
271,530
0.0194%
$559.35K
—
Joggerst Patrick
Director
—
—
—
253,184
0.0181%
$521.56K
—
Mahtani Kavita
Director
—
—
—
239,847
0.0172%
$494.08K
—
GARBERDING LARRY
Director
—
—
—
197,714
0.0142%
$407.29K
+9.7%
Mindnich David
EVP, Global Manufacturing
—
—
—
185,416
0.0133%
$381.96K
−15.0%
Angle Colin M
Director
—
—
—
153,102
0.0110%
$315.39K
—
HICKEY DOUGLAS T
Director
—
—
—
109,912
0.0079%
$226.42K
+400.9%
Pontone Xavier
Director
—
—
—
31,161
0.0022%
$64.19K
+52.4%
BUA JEAN A
Director
—
—
—
22,669
0.0016%
$46.70K
—
Harriman Kim
Director
—
—
—
6,471
0.0005%
$13.33K
—

Individual transactions

38
Insider
Date
Role
Action
Shares
Price
Amount
Haycraft Benjamin
16 Sep 2025
CSO & GM of EMEA Region
Sell
10,972
$1.59
$17.45K
Crespo Jose Luis
2 Oct 2023
GM, MATL Handling, Key Accts
Sell
31,958
$7.20
$230.10K
Shrestha Sanjay K
13 Jul 2021
Chief Strategy Officer
Sell
5,700
$28.43
$162.07K
Silver Jonathan M
11 Jan 2021
Director
Sell
1,780
$48.92
$87.08K
Schneider Lucas P
4 Jan 2021
Director
Sell
312
$33.88
$10.57K
Schneider Lucas P
4 Jan 2021
Director
Sell
827
$32.59
$26.95K
Schneider Lucas P
4 Jan 2021
Director
Sell
2,361
$31.85
$75.19K
Kenausis Gregory
28 Dec 2020
Director
Sell
3,200
$37.05
$118.55K
Kenausis Gregory
28 Dec 2020
Director
Sell
5,246
$36.16
$189.68K
Kenausis Gregory
28 Dec 2020
Director
Sell
16,238
$35.08
$569.56K
Kenausis Gregory
28 Dec 2020
Director
Sell
30,316
$33.91
$1.03M
HELMER MAUREEN O
17 Dec 2020
Director
Sell
10,000
$30.00
$300.00K
HELMER MAUREEN O
14 Dec 2020
Director
Sell
300
$27.14
$8.14K
HELMER MAUREEN O
14 Dec 2020
Director
Sell
15,011
$26.11
$391.97K
Roth Johannes Minho
13 Nov 2020
Director
Sell indirect
693,911
$23.42
$16.25M
Roth Johannes Minho
13 Nov 2020
Director
Sell indirect
1,221,123
$22.93
$28.00M
FiveT Capital Holding AG
13 Nov 2020
Director
Sell
693,911
$23.42
$16.25M
FiveT Capital Holding AG
13 Nov 2020
Director
Sell
1,221,123
$22.93
$28.00M
Kenausis Gregory
12 Oct 2020
Director
Sell
12,500
$18.47
$230.86K
Kenausis Gregory
12 Oct 2020
Director
Sell
47,500
$17.71
$841.27K
HELMER MAUREEN O
5 Oct 2020
Director
Sell
35,000
$15.00
$525.00K
Schneider Lucas P
1 Oct 2020
Director
Sell
3,500
$13.83
$48.40K
HELMER MAUREEN O
18 Sep 2020
Director
Sell
75,000
$13.28
$996.23K
Conway Gerard L JR
8 Sep 2020
Gen Counsel, Corp Sec, Sr VP
Sell
35,352
$11.90
$420.54K
Marsh Andrew
31 Aug 2020
President & CEO
Sell
104,412
$12.98
$1.35M
Conway Gerard L JR
27 Aug 2020
Gen. Counsel, Corp Sec, Sr. VP
Sell
35,353
$13.01
$460.03K
Schneider Lucas P
1 Jul 2020
Director
Sell
3,500
$8.96
$31.38K
Conway Gerard L JR
4 Jun 2020
Gen. Counsel, Corp. Sec.,Sr VP
Sell
35,776
$5.00
$178.88K
Roth Johannes Minho
23 Apr 2020
Director
Sell indirect
552,529
$4.35
$2.40M
FiveT Capital Holding AG
23 Apr 2020
Director
Sell indirect
552,529
$4.35
$2.40M
Roth Johannes Minho
22 Apr 2020
Director
Sell indirect
398,950
$4.33
$1.73M
FiveT Capital Holding AG
22 Apr 2020
Director
Sell indirect
398,950
$4.33
$1.73M
GRAVES GREGORY B
12 Sep 2018
Director
Sell
31,343
$1.73
$54.28K
Air Liquide Investissements d'Avenir et de Demonstration
22 Sep 2017
Director
Sell
4,855
$2.40
$11.66K
Air Liquide Investissements d'Avenir et de Demonstration
21 Jun 2017
Director
Sell
6,247
$2.24
$13.99K
Air Liquide Investissements d'Avenir et de Demonstration
16 Mar 2017
Director
Sell
12,636
$1.07
$13.54K
Air Liquide Investissements d'Avenir et de Demonstration
21 Dec 2016
Director
Sell
19,000
$1.38
$26.22K
Air Liquide Investissements d'Avenir et de Demonstration
22 Sep 2016
Director
Sell
19,000
$1.44
$27.43K
Show all 142 transactions →

What was left out

Form 4 filings counted 602
Amendments (4/A) skipped 3
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 11
Sales straight out of an exercise 73
Sales at will 38
Transactions with no price 0
Shares from compensation/vesting 28,919,063
Sales filed before the plan box existed 36
History held since 7 Oct 2016