The story
Founded by Charles Watson in 1984.1
DYN on Nasdaq
Dynegy
Logo: Best Brands of the World, Non-free logo, via Wikipedia4
Electricity company based in Houston, Texas
Dynegy Inc. is an electric company based in Houston, Texas.3 From Wikipedia, CC BY-SA 4.0
Price unavailable
Last updated Oct 16, 2026.
Overview
- TickerDYN on Nasdaq1
- Industryenergy industry1
- HeadquartersHouston1
- Websitewww.dynegy.com
- Legal formpublic company1
- Incorporated inDE6
- Business address1560 Trapelo Road, Waltham, Ma 024516
- Filer categoryLarge accelerated filer6
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Dynegy Inc. is an electric company based in Houston, Texas. It owns and operates a number of power stations in the U.S., all of which are powered by fossil fuels. Dynegy was acquired by Vistra Corp on April 9, 2018. The company is located at 601 Travis Street in Downtown Houston. The company was founded in 1984 as Natural Gas Clearinghouse. It was originally an energy brokerage, buying and selling natural gas supplies. It changed its name to NGC Corporation in 1995 after entering the electrical power generation business.3
Financials
From the company’s reports to the SEC. Every number links to the filing it came from.
Key numbers, fiscal 2025
Financial statements
Every line of the income statement in the latest annual report, as filed.5
| Period ending | 2025-12-31 | 2024-12-31 | 2023-12-31 |
|---|---|---|---|
| Research and development | $398.3M | $281.4M | $210.8M |
| General and administrative | $69.9M | $62.5M | $31.4M |
| Total operating expenses | $468.2M | $343.9M | $242.2M |
| Loss from operations | -$468.2M | -$343.9M | -$242.2M |
| Interest income | $29.9M | $26.9M | $7.6M |
| Interest expense | -$6.2M | $0 | $0 |
| Other expense, net | -$1.7M | -$454.0K | -$1.4M |
| Total other income, net | $22.0M | $26.5M | $6.2M |
| Net loss | -$446.2M | -$317.4M | -$235.9M |
| Net loss per share, diluted | -$3.47 | -$3.37 | -$3.95 |
| Net loss per share, basic | -$3.47 | -$3.37 | -$3.95 |
| Weighted average common shares outstanding, basic | 128.4M shares | 94.1M shares | 59.7M shares |
| Weighted average common shares outstanding, diluted | 128.4M shares | 94.1M shares | 59.7M shares |
| Unrealized gains on marketable securities, net | $469.0K | $6.0K | $571.0K |
| Comprehensive loss | -$445.7M | -$317.4M | -$235.4M |
Every line of the balance sheet in the latest annual report, as filed.5
| Period ending | 2025-12-31 | 2024-12-31 | 2023-12-31 |
|---|---|---|---|
| Cash and cash equivalents | $893.4M | $435.4M | |
| Marketable securities | $217.2M | $206.8M | |
| Prepaid expenses and other current assets | $16.0M | $17.0M | |
| Total current assets | $1.1B | $659.3M | |
| Property and equipment, net | $24.0M | $5.4M | |
| Right-of-use assets | $20.7M | $24.6M | |
| Restricted cash and other assets | $15.6M | $1.9M | |
| Total assets | $1.2B | $691.2M | |
| Accounts payable | $8.1M | $6.6M | |
| Accrued expenses and other current liabilities | $37.5M | $30.8M | |
| Lease liabilities | $5.0M | $4.8M | |
| Total current liabilities | $50.6M | $42.3M | |
| Long-term debt, net | $148.9M | $0 | |
| Lease liabilities, net of current portion | $15.3M | $19.1M | |
| Total liabilities | $214.8M | $61.4M | |
| Preferred stock, $0.0001 par value; 10,000,000 shares authorized at December 31, 2025 and 2024 | $0 | $0 | |
| Common stock, $0.0001 par value; 200,000,000 shares authorized at December 31, 2025 and 2024; 164,950,540 and 102,318,629 shares issued and outstanding at December 31, 2025 and 2024, respectively | $16.0K | $10.0K | |
| Additional paid-in capital | $2.4B | $1.6B | |
| Accumulated other comprehensive gain | $475.0K | $6.0K | |
| Accumulated deficit | -$1.4B | -$949.9M | |
| Total stockholders equity | $972.1M | $629.8M | $91.3M |
| Total liabilities and stockholders equity | $1.2B | $691.2M | |
| Preferred stock, par value | $0.00 | $0.00 | |
| Preferred stock, shares authorized | 10.0M shares | 10.0M shares | |
| Common stock, par value | $0.00 | $0.00 | |
| Common stock, shares authorized | 200.0M shares | 200.0M shares | |
| Common stock, shares issued | 165.0M shares | 102.3M shares | |
| Common stock, shares outstanding | 165.0M shares | 102.3M shares |
Cash flow is reported year to date, not quarter by quarter, so there are no separate quarterly figures.
Every line of the cash flow in the latest annual report, as filed.5
| Period ending | 2025-12-31 | 2024-12-31 | 2023-12-31 |
|---|---|---|---|
| Net loss | -$446.2M | -$317.4M | -$235.9M |
| Stock-based compensation expense | $45.9M | $45.9M | $20.0M |
| Depreciation and amortization expense | $2.0M | $1.7M | $1.7M |
| Accretion of discount on marketable securities | -$1.8M | -$3.6M | -$1.1M |
| Loss (gain) on sale of marketable securities | -$30.0K | -$35.0K | $23.0K |
| Non-cash lease expense | $163.0K | $570.0K | $788.0K |
| Non-cash interest expense | $118.0K | $0 | $0 |
| Loss on disposal of property and equipment | $95.0K | $72.0K | $118.0K |
| Prepaid expenses and other current assets | $986.0K | -$10.5M | $3.3M |
| Other non-current assets | -$12.6M | $0 | $0 |
| Accounts payable and other liabilities | $8.3M | -$9.0M | $23.0M |
| Net cash used in operating activities | -$403.2M | -$292.4M | -$188.2M |
| Purchases of property and equipment | -$1.9M | -$2.4M | -$729.0K |
| Advance payment for long-lead equipment | -$18.8M | $0 | $0 |
| Purchases of marketable securities | -$180.5M | -$317.4M | -$44.3M |
| Maturities of marketable securities | $154.6M | $105.2M | $126.5M |
| Sales of marketable securities | $17.9M | $10.6M | $1.8M |
| Net cash (used in) provided by investing activities | -$28.8M | -$204.1M | $83.3M |
| Proceeds from issuance of common stock in public offering, net of issuance costs | $594.0M | $675.2M | $0 |
| Proceeds from issuance of common stock in at-the-market offering, net of issuance costs | $140.7M | $97.9M | $52.4M |
| Proceeds from exercise of stock options | $8.0M | $36.8M | $2.0M |
| Proceeds from issuance of long-term debt, net of issuance costs paid | $148.3M | $0 | $0 |
| Payment of debt issuance costs | -$558.0K | $0 | $0 |
| Net cash provided by financing activities | $890.3M | $809.9M | $54.3M |
| Net increase (decrease) in cash, cash equivalents and restricted cash | $458.3M | $313.4M | -$50.5M |
| Purchase of property and equipment in accounts payable | $65.0K | $0 | $12.0K |
| Cash paid for interest | $4.3M | $0 | $0 |
| Debt issuance costs included in accounts payable or accrued expenses | $30.0K | $0 | $0 |
| Offering costs included in accounts payable or accrued expenses | $424.0K | $0 | $0 |
| Proceeds from employee stock option exercise in other receivables | $0 | $199.0K | $0 |
Leadership
Who has led Dynegy, and when. Pick a name to see everywhere that person has worked.
- FounderCharles Watson1
Products and brands
- electricity generation
- natural gas
Listed on Wikidata.1
Subsidiaries and ownership
Parent company
From Wikidata.1
Timeline
Recent filings
- Oct 6, 20264
- Sep 29, 20268-K
- Sep 8, 20264
- Sep 8, 20264
- Sep 8, 20264
- Sep 8, 2026144
- Sep 8, 2026144
- Sep 4, 2026144
- Aug 17, 20264
- Aug 17, 20264
- Aug 17, 20264
- Aug 17, 20264
- Aug 17, 20264
- Aug 14, 2026144
- Aug 14, 2026144
Every filing from the last three years, summarized. The full record is on SEC EDGAR.2
Links
- Websitewww.dynegy.com1
- WikipediaDynegy
- WikidataQ1269170
- SEC EDGARCIK 1818794
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataDynegy on Wikidata
- 2SEC EDGARDynegy filings on SEC EDGAR
- 3WikipediaDynegy on Wikipedia
- 4Wikimedia CommonsDynegy logo by Best Brands of the World, Non-free logo
- 5SEC EDGARDynegy 10-K for fiscal 2025
- 6SEC EDGARDynegy filings on SEC EDGAR
- 7Wikimedia CommonsDynegy photo by WhisperToMe, CC0
- 8SEC EDGARDynegy 10-K for fiscal 2019
- 9SEC EDGARDynegy 10-K for fiscal 2020
- 10SEC EDGARDynegy 10-K for fiscal 2021
- 11SEC EDGARDynegy 10-K for fiscal 2022
- 12SEC EDGARDynegy 10-Q for fiscal 2025
- 13SEC EDGARDynegy 10-Q for fiscal 2026
- 14SEC EDGARDynegy 10-Q for fiscal 2026
- 15SEC EDGARDynegy 10-K for fiscal 2022