PLUG · Plug Power
Conviction · Low · more likely to lag the S&P 500 over the next three months
Wrong if: a daily close above $1.73
Note written ·
Price against the kill line
35.8% clear of its kill line on the 13 November 2026 close.
How to read this
This note expects the shares to lag the market, so its kill line sits above the price: a close above the red mark would prove the view wrong. Prices run from low on the left to high on the right. The dot is where the stock closed on 13 November 2026, left of the mark while it is below the line; a dot right of the mark has closed through it.
The scale is stretched near the line, so close calls are easy to see. More than 8% from the line, the stock reads well clear, with a hollow dot to show the figure is off the drawn scale.
The kill line is the research note's own test. The portfolio sells on business facts, not on a price. How the portfolio decides
Three months against the kill line
Daily closes, to . Red: the kill line, a daily close above $1.73, on record since 10 November 2026. The shares are down 51.3% since the close; the S&P 500 is down 2.1% over the same sessions. Figures in the note can cover a different window.
Kill line
A daily close above $1.73, the 50-day average of closes (11 November 2026), would show the shares leading the S&P 500 and prove this call wrong.
Research onlyNot in the portfolio.
Catalyst
Key figures from the filings · Technology
Quarter to 30 September 2026, filed 9 November 2026; valuation at the 13 November 2026 close
- Revenue, latest quarter ($M)
- 201
- Revenue, change on a year (%)
- +13.3
- Gross margin (%)
- −2.7
- Operating margin (%)
- −37.5
- Free cash flow, four quarters ($M)
- −486
- Net cash, cash less debt ($M)
- −337
- Enterprise value to sales (×)
- 2.5
- Free-cash-flow yield (%)
- −31.3
All filed numbers
What Plug Power reports to the SEC in its quarterly and annual filings. Each group states its period and filing date once; a figure dated otherwise says so. Built from the filings known on .
| Quarter to | Revenue ($M) | On a year (%) | Gross margin (%) | Operating margin (%) |
|---|---|---|---|---|
| first filed | 201 | +13.3 | −2.7 | −37.5 |
| first filed | 178 | +2.5 | −0.9 | −36.0 |
| first filed | 164 | +22.3 | −13.2 | −67.0 |
| first filed | 225 | +17.6 | 2.4 | −338.9 |
| first filed | 177 | +1.9 | −67.9 | −197.0 |
| first filed | 174 | +21.4 | −30.7 | −101.7 |
| Pre-tax income ($M) | 99.1 |
| Net income ($M) four quarters: −1,180 | 99.8 |
| Diluted shares, change on a year (%) against the quarter to 30 September 2025 | +32.7 |
| Operating cash flow ($M) | −469 |
| Capital spending ($M) | 16.4 |
| Free cash flow ($M) | −486 |
| Cash and short-term investments ($M) | 134 |
| Debt ($M) convertible debt | 471 |
| Net cash, cash less debt ($M) | −337 |
| Deferred revenue ($M) −8.7% on a year | 112 |
| Backlog, orders not yet delivered ($M) −12.1% on a year | 614 |
| Receivables ($M) | 170 |
| Inventory ($M) | 472 |
| Shareholders' equity ($M) | 706 |
| Market value ($M) | 1,553 |
| Enterprise value, market value plus net debt ($M) | 1,889 |
| Enterprise value to sales (×) | 2.5 |
| Enterprise value to operating income (×) | Not meaningful |
| Price to earnings (×) | Not meaningful |
| Price to book value (×) | 2.2 |
| Free-cash-flow yield (%) | −31.3 |
Short interest (FINRA, settled 15 October 2026, published 26 October 2026): 20.9% of shares outstanding sold short, 5.7 days of average trading to cover, +2.6% since the previous report.
| Window | Bought | Sold |
|---|---|---|
| 90 daysfrom | $0 | $509K |
| 12 monthsfrom | $87K | $846K |
The thesis
Plug Power's cash burn has dropped sharply, but the gross margin did not improve in the third quarter, so the case for the shares is only half confirmed. The 9 November 2026 report put gross margin at about −3%, worse than the −0.9% of the second quarter, while net cash usage fell to a record-low $28 million; the fourth-quarter targets (positive adjusted earnings and flat cash usage) settle the next read.
The last close in adjusted daily bars was $1.50 on 9 November 2026, before the 4:30 p.m. ET report. That is 63.8% below the 52-week high of $4.14 and 34.5% lower over three months. No post-report close is available in adjusted daily bars as of this note.
The story is well known: the electrolyzer order headlines are well known, and the cash-usage figure was already public on 15 October 2026, so the full report added little new on cash. Revenue of about $200.6 million beat the $198.871 million estimate cited by Benzinga. The margin result is the weak point in a case that rests on a path to profitability.
Bullish and bearish views on Plug Power, Inc.
The bull case on Plug Power, Inc. (PLUG), in brief: cash usage reached a record low. The bear case: gross margin slipped from Q2.
Bull case
- Cash usage reached a record low. Plug reported Q3 2026 net cash usage of about $28 million, down about 54% from about $61 million in Q2 (company release, 9 November 2026). Management expects cash usage to be relatively flat in Q4.
- No new financing in the quarter. The release says Plug raised no proceeds from its at-the-market program or any other equity or debt in Q3. Cash excluding restricted cash was about $134 million at quarter-end.
- Operating costs fell sharply. Operating expenses were about $70 million, down about 69% from a year earlier (company release, 9 November 2026).
- Material-handling volumes doubled. Plug deployed 1,136 GenDrive fuel cell units in Q3, up 110% from 540 in Q3 2025, with service margin of about 31% (company release, 9 November 2026).
- Management targets positive adjusted earnings. The release targets positive EBITDAS (earnings before interest, taxes, depreciation, amortization and stock-based compensation) in Q4 2026.
Bear case
- Gross margin slipped from Q2. Q3 gross margin was about −3% (company release, 9 November 2026), against about −0.9% in Q2 (Q2 results, 10 August 2026).
- Revenue growth trails the guide. Q3 revenue was about $200.6 million, up about 13% from about $177 million a year earlier, while full-year growth guidance is 15% to 16% (company release, 9 November 2026). Growth would have to speed up in Q4 to reach the guide.
- Headline profit is non-cash. Q3 net income of about $99 million came mainly from about $192 million of non-cash mark-to-market gains; the nine-month net loss was about $337 million (company release, 9 November 2026).
- Orders are not yet revenue. The 280 MW Arcadia ENDOR supply agreement starts delivering only after a notice to proceed (company release, 29 September 2026). Hy2gen's 275 MW Courant award dates from 2 April 2026.
- Analyst targets sit near the price. Susquehanna kept Neutral and cut its target to $1.75 on 14 October 2026 (Benzinga). Executive Benjamin Haycraft sold 200,000 shares at an average $2.14 on 18 September 2026 under a Rule 10b5-1 plan (MarketBeat).
Price setup
The shares closed at $1.50 on 9 November 2026 (adjusted daily closes), up from $1.40 on 27 October 2026 and far below the 52-week high of $4.14. The 14-day relative strength index (RSI, a 0–100 momentum gauge) is 58.1, up from 17.8 on 27 October 2026, so the earlier extreme selling has eased.
The $1.25 level sits below the last close and is the line the case rests on. Susquehanna's $1.75 target is the nearest published analyst level above the price.
Crowding evidence is limited to a stock that remains a heavily traded, retail-followed name, the 18 September 2026 executive sale and a still-open at-the-market program. The earnings date has now passed, so the event risk that sat over the shares before 9 November 2026 has cleared.
Catalysts ahead
- 19 November 2026: Digital Plug Symposium 2026. Company event that may carry project, customer and funding updates on the electrolyzer order pipeline.
- ~28 February 2027 (est.): Q4 and full-year 2026 results. Tests the targets for positive EBITDAS, flat cash usage and 15–16% full-year revenue growth.
- 31 March 2027: Outer closing deadline for New York Gateway non-land assets. Bounds when the $142M New York sale can be fully banked.
What would change the view
A daily close above $1.73, the 50-day average of closes (11 November 2026), would show the shares leading the S&P 500 and prove this call wrong.
What it trades with
Plug trades with speculative, rate-sensitive growth stocks and hydrogen and electrolyzer project news. Benzinga tied moves in March and April 2026 to falling yields and risk appetite as well as to order announcements. Its results hinge on its own margins and funding, so broad risk-on days have lifted the shares without changing the business case.
The evidence, claim by claim (8)
- Q3 2026 revenue about $200.6M, up about 13% year over year; gross margin about −3% (vs about −68% in Q3 2025); operating expenses about $70M, down about 69%. Plug Power Q3 2026 results release (Form 8-K Ex. 99.1) · as of
- Q3 2026 net cash usage about $28M, down about 54% from about $61M in Q2; cash excluding restricted cash about $134M; no ATM or other equity or debt proceeds in the quarter. Plug Power Q3 2026 results release (Form 8-K Ex. 99.1) · as of
- Q3 net income about $99M on about $192M of non-cash mark-to-market gains; nine-month net loss about $337M. Plug Power Q3 2026 results release (Form 8-K Ex. 99.1) · as of
- FY2026 revenue growth guidance of 15–16% kept; targets positive EBITDAS in Q4 2026 and relatively flat Q4 cash usage. Plug Power Q3 2026 results release (Form 8-K Ex. 99.1) · as of
- 1,136 GenDrive units deployed in Q3, up 110% from 540; fuel revenue about $38M, up about 6%; fuel gross margin about −52% vs about −79%. Plug Power Q3 2026 results release (Form 8-K Ex. 99.1) · as of
- Q2 2026 consolidated gross margin about −0.9% (vs −13% in Q1); revenue $178.3M; net cash usage about $61M. Plug Power Q2 2026 results release · as of
- Susquehanna maintained Neutral and cut its price target on Plug Power to $1.75. Benzinga analyst note · as of
- Q3 2026 revenue of $200.602M compared with a $198.871M analyst estimate. Benzinga headline · as of
Sources
- PLUG POWER INC - Form 8-K - FY2026 · sec.gov ·
- Finviz
- Plug Power reports Q3 2026 progress and schedules Nov. earnings call and symposium · chemxplore.com