Shares Outstanding for Plug Power (PLUG)
According to Plug Power's latest reported financial statements, the company's latest reported diluted shares outstanding is 1.16B. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
PLUG
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Latest period
1.16B
YoY change
+35.0%
5Y CAGR
+26.7%
Peak year (2025)
1.16B
Latest annual
1.16B
Shares Outstanding history chart for Plug Power (PLUG) from 1998 to 2025
Shares Outstanding history table for Plug Power (PLUG) from 1998 to 2025
| Fiscal year | Period ended | Reported | Shares Outstanding | YoY |
|---|---|---|---|---|
| 2025 | 1.16B | +35.0% | ||
| 2024 | 858.44M | +44.2% | ||
| 2023 | 595.47M | +2.7% | ||
| 2022 | 579.72M | +3.9% | ||
| 2021 | 558.18M | +57.3% | ||
| 2020 | 354.79M | +49.6% | ||
| 2019 | 237.15M | +8.3% | ||
| 2018 | 218.88M | +1.2% | ||
| 2017 | 216.34M | +19.8% | ||
| 2016 | 180.62M | +2.6% | ||
| 2015 | 176.07M | +10.6% | ||
| 2014 | 159.23M | +108.3% | ||
| 2013 | 76.44M | +122.4% | ||
| 2012 | 34.38M | +83.1% | ||
| 2011 | 18.78M | +43.1% | ||
| 2010 | 13.12M | +1.6% | ||
| 2009 | 12.91M | +44.4% | ||
| 2008 | 8.94M | +2.3% | ||
| 2007 | 8.73M | +1.4% | ||
| 2006 | 8.61M | +9.7% | ||
| 2005 | 7.85M | +7.3% | ||
| 2004 | 7.31M | +21.6% | ||
| 2003 | 6.01M | +18.8% | ||
| 2002 | 5.06M | +8.1% | ||
| 2001 | 4.68M | +8.2% | ||
| 2000 | 4.33M | +64.8% | ||
| 1999 | 2.63M | -98.1% | ||
| 1998 | 136.17M | — |
Shares Outstanding values are taken from Plug Power's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
In 2025, Plug Power (PLUG) diluted shares outstanding totalled 1.16B – surged 35.0% year-over-year.
Across 2020–2025 (5 years), Plug Power diluted shares outstanding produced a CAGR of +26.7% – sustaining 26 straight years of year-over-year growth.
The dataset's maximum diluted shares outstanding sits at 1.16B (2025); the minimum reading of 2.63M dates to 1999.
Within Industrials, Plug Power (PLUG) ranks 2nd among 8 peers we track. The peer median for diluted shares outstanding is 618.15M.
Plug Power Shares Outstanding by Year
Plug Power Shares Outstanding 2025: 1.16B
Plug Power diluted shares outstanding in 2025 was 1.16B, surged 35.0% from 2024. This figure represents the highest annual value in the available history.
Plug Power Shares Outstanding 2024: 858.44M
Plug Power diluted shares outstanding in 2024 was 858.44M, surged 44.2% from 2023.
Plug Power Shares Outstanding 2023: 595.47M
Plug Power diluted shares outstanding in 2023 was 595.47M, edged up 2.7% from 2022.
Plug Power Shares Outstanding 2022: 579.72M
Plug Power diluted shares outstanding in 2022 was 579.72M, edged up 3.9% from 2021.
Plug Power Shares Outstanding 2021: 558.18M
Plug Power diluted shares outstanding in 2021 was 558.18M.
See more financial history for Plug Power (PLUG).
Sector peers — Shares Outstanding
Companies in the same sector as Plug Power, ranked by their latest diluted shares outstanding.
| Company | Shares Outstanding | Sector |
|---|---|---|
| RTX Corporation (RTX) | 1.36B | Industrials |
| GE Aerospace (GE) | 1.07B | Industrials |
| The Boeing Company (BA) | 762.30M | Industrials |
| Honeywell International Inc. (HON) | 642.80M | Industrials |
| Union Pacific Corporation (UNP) | 593.50M | Industrials |
| Caterpillar Inc. (CAT) | 469.00M | Industrials |
| Eaton Corporation plc (ETN) | 389.50M | Industrials |
| Deere & Company (DE) | 271.70M | Industrials |
Frequently asked questions
What is Plug Power's diluted shares outstanding?
- Latest reported diluted shares outstanding for Plug Power (PLUG) is 1.16B (period ending December 31, 2025).
How has Plug Power diluted shares outstanding changed year-over-year?
- Plug Power (PLUG) diluted shares outstanding changed +35.0% year-over-year on the latest annual filing.
What is the long-term growth rate of Plug Power diluted shares outstanding?
- Plug Power (PLUG) diluted shares outstanding compound annual growth rate is +26.7% over the most recent 5 years available.
When did Plug Power diluted shares outstanding hit its highest annual value?
- Plug Power diluted shares outstanding reached its highest annual value of 1.16B in 2025.
What was Plug Power diluted shares outstanding in 2024?
- Plug Power (PLUG) diluted shares outstanding in 2024 was 858.44M.
What was Plug Power diluted shares outstanding in 2025?
- Plug Power (PLUG) diluted shares outstanding in 2025 was 1.16B.
Metrics overview
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