XML 28 R21.htm IDEA: XBRL DOCUMENT
v3.25.2

Balance Sheet Components (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2025
Disclosure Of Balance Sheet Components [Abstract] |
Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash | The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the unaudited condensed consolidated balance sheets that sum to the total of the same amounts shown in the unaudited condensed consolidated statements of cash flows (in thousands):
|  | June 30, 2025 |  |  | December 31, 2024 |
Cash |  | $ | 8,566 |  |  | $ | 2,651 |
Cash equivalents |  |  | 123,722 |  |  |  | 46,847 |
Cash and cash equivalents |  |  | 132,288 |  |  |  | 49,498 |
Restricted cash |  |  | 1,032 |  |  |  | 1,032 |
Cash, cash equivalents and restricted cash |  | $ | 133,320 |  |  | $ | 50,530 |
Summary of Prepaid Expenses and Other Current Assets | Prepaid expenses and other current assets consisted of the following (in thousands):
|  | June 30, 2025 |  |  | December 31, 2024 |
Prepaid research and development costs |  | $ | 2,233 |  |  | $ | 2,640 |
Prepaid insurance |  |  | 187 |  |  |  | 700 |
Prepaid and other current assets |  |  | 1,183 |  |  |  | 1,104 |
Total prepaid expenses and other current assets |  | $ | 3,603 |  |  | $ | 4,444 |
Summary of Property and Equipment, Net | Property and equipment, net, consisted of the following (in thousands):
|  | June 30, 2025 |  |  | December 31, 2024 |
Leasehold improvements |  | $ | 17,254 |  |  | $ | 17,254 |
Laboratory equipment |  |  | 1,871 |  |  |  | 1,838 |
Furniture and fixtures |  |  | 730 |  |  |  | 692 |
Computer equipment and software |  |  | 39 |  |  |  | 33 |
Construction in progress |  |  | 12 |  |  |  | — |
Total property and equipment, gross |  |  | 19,906 |  |  |  | 19,817 |
Less: accumulated depreciation |  |  | (8,256 | ) |  |  | (7,179 | )
Total property and equipment, net |  | $ | 11,650 |  |  | $ | 12,638 |
Summary of Accrued and Other Current Liabilities | Accrued and other current liabilities consisted of the following (in thousands):
|  | June 30, 2025 |  |  | December 31, 2024 |
Accrued research and development expenses |  | $ | 21,683 |  |  | $ | 10,992 |
Accrued compensation |  |  | 4,201 |  |  |  | 5,833 |
Accrued professional services |  |  | 395 |  |  |  | 602 |
Other accrued and current liabilities |  |  | 132 |  |  |  | 141 |
Total accrued and other current liabilities |  | $ | 26,411 |  |  | $ | 17,568 |

X
- Definition Disclosure Of Balance Sheet Components [Abstract] + References No definition available. + Details
Name: | annx_DisclosureOfBalanceSheetComponentsAbstract
Namespace Prefix: | annx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of cash and cash equivalents and restricted cash. + References No definition available. + Details
Name: | annx_ScheduleOfCashAndCashEquivalentsAndRestrictedCashTableTextBlock
Namespace Prefix: | annx_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Summary of prepaid expenses and other current assets. + References No definition available. + Details
Name: | annx_SummaryOfPrepaidExpensesAndOtherCurrentAssetsTextBlock
Namespace Prefix: | annx_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-1 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration