# Aetherion Technologies Inc.: overview WPRT · Nasdaq · CIK 1370416 · [Industrials](/sectors/industrials.md) · fiscal year ends Dec 31 Pages: [Overview](/companies/wprt.md) · [Financials](/companies/wprt/financials.md) · [Filings](/companies/wprt/filings.md) · [Insiders](/companies/wprt/insiders.md) Revenue is not reported in this company’s XBRL financial statements. ## Last eight quarters Not reported. ## Last five fiscal years | Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) | | --- | --- | ---: | ---: | ---: | ---: | ---: | | Revenue | $m | [312](/filings/0001370416-23-000012.md) | [306](/filings/0001370416-24-000004.md) | [68.2](/filings/0001370416-26-000005.md) | [40.7](/filings/0001370416-26-000005.md) | [23.3](/filings/0001370416-26-000005.md) | | Gross margin | % | not reported | not reported | [0.5%](/filings/0001370416-26-000005.md) | [7.0%](/filings/0001370416-26-000005.md) | [11.5%](/filings/0001370416-26-000005.md) | | Operating margin | % | [(9.8%)](/filings/0001370416-23-000012.md) | [(16.4%)](/filings/0001370416-24-000004.md) | [(66.9%)](/filings/0001370416-26-000005.md) | [(92.7%)](/filings/0001370416-26-000005.md) | [(61.0%)](/filings/0001370416-26-000005.md) | | Net margin | % | [4.4%](/filings/0001370416-23-000012.md) | [(10.7%)](/filings/0001370416-24-000004.md) | [(72.9%)](/filings/0001370416-26-000005.md) | [(53.7%)](/filings/0001370416-26-000005.md) | [(264.3%)](/filings/0001370416-26-000005.md) | | Diluted EPS | $ per share | [0.08](/filings/0001370416-23-000012.md) | [(1.91)](/filings/0001370416-24-000004.md) | [(2.90)](/filings/0001370416-26-000005.md) | [(1.26)](/filings/0001370416-26-000005.md) | [(3.56)](/filings/0001370416-26-000005.md) | | Free cash flow | $m | [(58.0)](/filings/0001370416-23-000012.md) | [(48.9)](/filings/0001370416-24-000004.md) | [(19.7)](/filings/0001370416-25-000004.md) | [3.4](/filings/0001370416-25-000004.md) | [(16.9)](/filings/0001370416-26-000005.md) | - Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. - Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Gross profit: us-gaap:GrossProfit. - Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. - Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. - Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted. - Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment; Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations. Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing. ## Insider purchases and sales The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/wprt/insiders.md) None in coverage. ## Funds that report holding it From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md) | Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before | | --- | --- | ---: | ---: | --- | --- | | [HEIGHTS CAPITAL MANAGEMENT, INC](/funds/1081698.md) | 2026-06-30 | $3.0m | 1,325,121 | | New +1,325,121 | | [ROYCE & ASSOCIATES LP](/funds/906304.md) | 2026-06-30 | $2.6m | 1,131,479 | | Added +639,577 | | [GRACE & WHITE INC /NY](/funds/903064.md) | 2026-06-30 | $1.6m | 714,106 | | Reduced −292,602 | | [Baird Financial Group, Inc.](/funds/1648711.md) | 2026-06-30 | $316.5k | 140,024 | | Reduced −23,874 | | [CITADEL ADVISORS LLC](/funds/1423053.md) | 2026-06-30 | $203.3k | 89,959 | | Reduced −64,946 | | [US BANCORP \\DE\\](/funds/36104.md) | 2026-06-30 | $165.2k | 73,108 | | Reduced −93,721 | | [GOLDMAN SACHS GROUP INC](/funds/886982.md) | 2026-06-30 | $71.5k | 31,647 | | Reduced −6,598 | | [UBS Group AG](/funds/1610520.md) | 2026-06-30 | $43.7k | 19,316 | | Added +2,898 | | [CITADEL ADVISORS LLC](/funds/1423053.md) | 2026-06-30 | $43.4k | 19,200 | Put | Reduced −31,100 | | [SUSQUEHANNA INTERNATIONAL GROUP, LLP](/funds/1446194.md) | 2026-06-30 | $40.7k | 18,017 | | New +18,017 | ## Recent filings [All 842 filings](/companies/wprt/filings.md) | Filed | Accepted | Form | What it is | Accession | | --- | --- | --- | --- | --- | | 2026-10-16 | 06:03 ET | [6-K](/filings/0001370416-26-000024.md) | Report of a foreign private issuer, period 2026-10-15 | 0001370416-26-000024 | | 2026-10-15 | 16:00 ET | [6-K](/filings/0001171843-26-006665.md) | Report of a foreign private issuer, period 2026-10-15 | 0001171843-26-006665 | | 2026-09-16 | 17:16 ET | [6-K](/filings/0001628280-26-062309.md) | Report of a foreign private issuer, period 2026-09-30 | 0001628280-26-062309 | | 2026-09-15 | 18:23 ET | [6-K](/filings/0001171843-26-006036.md) | Report of a foreign private issuer, period 2026-09-14 | 0001171843-26-006036 | | 2026-08-12 | 18:13 ET | [6-K](/filings/0001171843-26-005431.md) | Report of a foreign private issuer, period 2026-08-11 | 0001171843-26-005431 | | 2026-08-11 | 17:26 ET | [6-K](/filings/0001370416-26-000019.md) | Report of a foreign private issuer, period 2026-06-30 | 0001370416-26-000019 | | 2026-07-29 | 18:39 ET | [6-K](/filings/0001171843-26-004959.md) | Report of a foreign private issuer, period 2026-07-28 | 0001171843-26-004959 | | 2026-07-15 | 17:05 ET | [6-K](/filings/0001370416-26-000017.md) | Report of a foreign private issuer, period 2026-07-15 | 0001370416-26-000017 | | 2026-07-02 | 14:45 ET | [6-K](/filings/0001171843-26-004438.md) | Report of a foreign private issuer, period 2026-06-30 | 0001171843-26-004438 | | 2026-06-23 | 16:55 ET | [6-K](/filings/0001171843-26-004260.md) | Report of a foreign private issuer, period 2026-06-23 | 0001171843-26-004260 | ## Latest annual report [Form 20-F for the fiscal year ended Dec 31, 2025](/filings/0001370416-26-000005.md), filed Apr 23, 2026. ## Forecast league Not in this season’s league. [This season’s league](/leagues.md) ## About the filer - CIK: 1370416 - Tickers: AETR, WPRT - Exchange: Nasdaq - SIC code: 3510 Engines & Turbines - State of incorporation: A0 - Filer category: Non-accelerated filer Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 29, 2026, 08:38 ET. No prices; not investment advice.