Amprius Technologies, Inc.
Business
Amprius Technologies, Inc. designs, develops, manufactures and markets high-performance lithium‑ion batteries for mobility applications, primarily serving aviation as well as electric vehicle (EV) and light electric vehicle (LEV) markets. Its main products are silicon‑anode battery platforms, offered under the SiCore and SiMaxx product families, which provide high energy density, high power and fast‑charge capabilities. The company operates product and manufacturing activities across silicon anode development, cell design and contract manufacturing partnerships. It sells batteries and design services to aerospace firms, defense customers and transportation OEMs through direct customer engagements and global contract manufacturers, with supply arrangements covering North America.
Summary from filing dated 2025-03-20
Financials
Consolidated Statement of Income
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 | FY 2023 2023-12-31 | FY 2022 2022-12-31 | FY 2021 2021-12-31 |
|---|---|---|---|---|---|---|
| Revenue | 73 | 24 | 9 | 4 | 3 | |
| Cost of revenue | 65 | 42 | 24 | 10 | 7 | |
| Gross profit (loss) | 8 | −18 | −15 | −6 | −4 | |
| Research and development | 9 | 7 | 4 | 2 | 1 | |
| Selling, general and administrative | 23 | 19 | 20 | 10 | 5 | |
| Impairment and other | 23 | 2 | — | — | — | |
| Total operating expenses | 55 | 28 | 24 | 12 | 6 | |
| Loss from operations | −47 | −46 | −39 | −18 | −11 | |
| Interest income and other, net | 3 | 2 | 3 | 709,000 | −16,000 | |
| Total other income, net | 3 | 2 | 2 | 709,000 | 727,000 | |
| Net loss | −44 | −45 | −37 | −17 | −10 | |
| Weighted-average common shares outstanding, basic (in shares) | 125 | 102 | 86 | 71 | 66 | |
| Weighted-average common shares outstanding, diluted (in shares) | 125 | 102 | 86 | 71 | 66 | |
| Net loss per share of common stock, basic (in dollars per share) | −0.35 | −0.45 | −0.43 | −0.24 | −0.15 | |
| Net loss per share of common stock, diluted (in dollars per share) | −0.35 | −0.45 | −0.43 | −0.24 | −0.15 |
Consolidated Balance Sheet
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 | FY 2023 2023-12-31 | FY 2022 2022-12-31 | FY 2021 2021-12-31 |
|---|---|---|---|---|---|---|
| Cash and cash equivalents | 91 | 55 | 46 | 70 | 11 | |
| Accounts receivable, net | 24 | 6 | 1 | 700,000 | 700,000 | |
| Inventories | 7 | 7 | 730,000 | 500,000 | 500,000 | |
| Prepaid expenses and other current assets | 6 | 1 | 2 | 2 | 156,000 | |
| Total current assets | 126 | 69 | 51 | 75 | 14 | |
| Property, plant and equipment, net | 10 | 17 | 22 | 4 | 4 | |
| Operating lease right-of-use assets, net | 20 | 34 | 35 | 3 | 3 | |
| Other assets | 1 | 1 | 305,000 | 644,000 | 0 | |
| Total assets | 157 | 121 | 108 | 83 | 19 | |
| Accounts payable | 7 | 7 | 3 | 1 | 359,000 | |
| Accrued and other current liabilities | 4 | 5 | 6 | 3 | 1 | |
| Deferred revenue | 100,000 | 2 | 3 | 3 | 2 | |
| Deferred grant | 3 | 0 | — | — | — | |
| Operating lease liabilities | 5 | 3 | 1 | 521,000 | 0 | |
| Total current liabilities | 18 | 17 | 13 | 7 | 4 | |
| Operating lease liabilities | 35 | 34 | 34 | 3 | 0 | |
| Total liabilities | 53 | 52 | 48 | 10 | 5 | |
| Commitments and contingencies (Note 10) | — | — | — | — | — | |
| Preferred stock; $0.0001 par value; 50,000,000 shares authorized; no shares issued and outstanding | 0 | 0 | 0 | 0 | 0 | |
| Common stock; $0.0001 par value; 950,000,000 shares authorized; 134,536,592 and 116,934,314 shares issued and outstanding at December 31, 2025 and 2024, respectively | 13,000 | 12,000 | 9,000 | 8,000 | 7,000 | |
| Additional paid-in capital | 322 | 244 | 189 | 166 | 89 | |
| Accumulated other comprehensive income | 4,000 | 0 | — | — | — | |
| Accumulated deficit | −218 | −174 | −130 | −93 | −75 | |
| Total stockholders equity | 104 | 69 | 60 | 73 | 14 | |
| Total liabilities and stockholders equity | 157 | 121 | 108 | 83 | 19 |
Consolidated Statement of Cash Flows
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 | FY 2023 2023-12-31 | FY 2022 2022-12-31 | FY 2021 2021-12-31 |
|---|---|---|---|---|---|---|
| Stock-based compensation | 7 | 7 | 4 | 3 | 2 | |
| Depreciation and amortization | 4 | 4 | 2 | 2 | 1 | |
| Amortization of deferred costs | 0 | 1 | 3 | 2 | 548,000 | |
| Non-cash operating lease expense | 5 | 5 | 1 | 556,000 | 0 | |
| Other non-cash items | 454,000 | 0 | — | — | — | |
| Accounts receivable, net | −19 | −4 | −579,000 | −424,000 | 86,000 | |
| Inventories | −161,000 | −6 | −230,000 | 0 | 17,000 | |
| Deferred costs | 0 | −467,000 | −2 | −2 | −2 | |
| Prepaid expenses and other current assets | −4 | 533,000 | 407,000 | −2 | −70,000 | |
| Other assets | 28,000 | −17,000 | −9,000 | 0 | — | |
| Accounts payable | −998,000 | 6 | 616,000 | 517,000 | −2 | |
| Accrued and other current liabilities | −1 | −747,000 | 3 | 1 | 574,000 | |
| Deferred revenue | −2 | −2 | 54,000 | — | — | |
| Deferred grant | 3 | 0 | — | — | — | |
| Operating lease liabilities | −3 | −1 | −1 | −482,000 | 0 | |
| Net cash used in operating activities | −31 | −33 | −26 | −14 | −8 | |
| Purchase of property, plant and equipment | −4 | −3 | −18 | −1 | −609,000 | |
| Net cash used in investing activities | −4 | −3 | −18 | −1 | −609,000 | |
| Proceeds from issuance of common stock upon exercise of stock warrants | 2 | 14 | 1,000 | 2 | 0 | |
| Payment of equity financing costs | 0 | −756,000 | −601,000 | −326,000 | 0 | |
| Proceeds from exercise of stock options | 5 | 109,000 | 310,000 | 44,000 | 1,000 | |
| Net cash provided by financing activities | 71 | 47 | 19 | 74 | 20 | |
| Net increase in cash, cash equivalents and restricted cash equivalents | 36 | 11 | — | — | — | |
| Effect of exchange rate changes on cash, cash equivalents and restricted cash equivalents | 4,000 | 0 | — | — | — | |
| Unpaid purchases of property, plant and equipment | 322,000 | 48,000 | 2 | 83,000 | 51,000 | |
| Increase in fair value of modified stock warrants | 0 | 727,000 | 0 | — | — | |
| Cancellation and retirement of common stock | 0 | 1,000 | — | — | — |