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PLUG · Plug Power Inc
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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475
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PLUG

PLUG POWER INC
SEMICONDUCTORS & ELECTRONICS · ELECTRICAL INDUSTRIAL APPARATUS · CIK 0001093691
SEC FILINGS☆ WATCH
INSIDER NET · 180D
-$161.5K
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
0
13F, latest reported quarter
REVENUE GROWTH
+12.9%
XBRL, annual
NET MARGIN
-229.8%
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$161.5K over 180 days
-$161.5K over 90 days
more than 77% of Semiconductors & Electronics
CONGRESS
no member of Congress has reported trading it
FUNDS
fewer than five institutions report holding it
REVENUE
+12.9% year over year
more than 57% of Semiconductors & Electronics
MARGIN
-229.8% net margin
below 91% of Semiconductors & Electronics
BUYBACKS
no share repurchases reported
SHORT
no short interest reported
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +41.2%
+41.2%12M
-5%+57%+118%+180%2025-092025-102025-122026-032026-052026-072026-09 2026-06-08 · HELMER MAUREEN O sold $161.5K2025-12-10 · Haycraft Benjamin sold $88.0K2025-12-15 · Crespo Jose Luis bought $87.3K2026-01-12 · Haycraft Benjamin sold $86.8K2025-10-10 · Haycraft Benjamin sold $38.0K2025-11-10 · Haycraft Benjamin sold $29.2K2025-09-16 · Haycraft Benjamin sold $17.4K
INSIDER BUYINSIDER SELL
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
The complete filing record, in one place.
The record shows a net $161.5K sold by insiders over 180 days. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
NVDACRDOVICRMPWRVPLMALABPIMTSIMUAIPAVGOMSI
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, PLUG POWER INC insiders sold a net $161.5K of stock across 15 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-04.

INSIDER
FILED
SHARES
VALUE
HELMER MAUREEN O
Director
SELL
2026-06-08
50,000.0
$161.5K
Haycraft Benjamin
CSO & GM EMEA
SELL
2026-01-12
40,000.0
$86.8K
Crespo Jose Luis
See Remarks
BUY
2025-12-15
37,300.0
$87.3K
Haycraft Benjamin
CSO & GM EMEA
SELL
2025-12-10
40,000.0
$88.0K
Haycraft Benjamin
CSO & EVP of EMEA Region
SELL
2025-11-10
10,000.0
$29.2K
15 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 10 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
Bahl & Gaynor LLC
10,000.0 sh
$27.1K
SlateStone Wealth, LLC
29,077.0 sh
$79
HUNTINGTON NATIONAL BANK
1.0 sh
$0
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Executive pay vs shareholder return · Andrew J. Marsh
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2023
$7.3M
-$4.1M
$3.7M
+42%
+70%
2022
$766.6K
-$76.0M
$935.7K
+291%
+90%
2021
$52.2M
$4.0M
$23.7M
+793%
+174%
2020
$13.6M
$80.7M
$5.3M
+973%
+182%
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$709.9M$628.8M$891.3M$701.4M
GROSS PROFIT$-242.0M$-624.9M$-507.8M$-194.4M
OPERATING INCOME$-1.5B$-2.0B$-1.3B$-679.5M
NET INCOME$-1.6B$-2.1B$-1.4B$-724.0M
EPS (DILUTED)-1.42-2.68-2.30-1.25
OPERATING CASH FLOW$-535.8M$-728.6M$-1.1B$-828.6M
CASH$368.5M$205.7M$135.0M$690.6M
LONG-TERM DEBT——$3.9M$9.0M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-04 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-04 ALL SYSTEMS LIVE FOR MACHINES →