Aeterna Zentaris Inc. (AEZS) SEC Filing 20-F Annual Report for the fiscal year ending Saturday, December 31, 2022

Cover

Consolidated Statements Of Cash Flows

Consolidated Statements Of Changes In Shareholders' Equity (Deficiency)

Consolidated Statements Of Financial Position

Consolidated Statements Of Loss And Comprehensive Loss

Business Overview

Capital Management

Cash And Cash Equivalents

Cash And Cash Equivalents (Details Narrative)

Cash And Cash Equivalents (Tables)

Commitments

Commitments (Details Narrative)

Commitments (Tables)

Compensation Of Key Management

Compensation Of Key Management (Tables)

Critical Accounting Estimates And Judgments

Disclosure Of Changes In Operating Assets And Liabilities (Details)

Disclosure Of Fair Value Measurement Of Assets (Details)

Employee Future Benefits

Employee Future Benefits (Details Narrative)

Employee Future Benefits (Tables)

Expenses By Nature

Expenses By Nature (Tables)

Financial Instruments And Financial Risk Management

Financial Instruments And Financial Risk Management (Details Narrative)

Financial Instruments And Financial Risk Management (Tables)

Goodwill

Goodwill (Details Narrative)

Goodwill (Tables)

Identifiable Intangible Assets

Identifiable Intangible Assets (Details Narrative)

Identifiable Intangible Assets (Tables)

Income Taxes

Income Taxes (Details Narrative)

Income Taxes (Tables)

Lease Liabilities

Lease Liabilities (Details Narrative)

Lease Liabilities (Tables)

Net Loss Per Share

Net Loss Per Share (Tables)

Other Capital

Other Capital (Details Narrative)

Other Capital (Tables)

Payables And Accrued Liabilities

Payables And Accrued Liabilities (Tables)

Prepaid Expenses And Other Current Assets

Prepaid Expenses And Other Current Assets (Tables)

Property And Equipment

Property And Equipment (Details Narrative)

Property And Equipment (Tables)

Provisions

Provisions (Tables)

Recent Accounting Pronouncements

Reclassification Of Comparative Figures

Revenue

Revenue (Details Narrative)

Revenue (Tables)

Schedule Of Cash And Cash Equivalents (Details)

Schedule Of Expected Future Minimum Lease Payments (Details)

Schedule Of Goodwill (Details)

Schedule Of Identifiable Intangible Assets (Details)

Schedule Of Property And Equipment (Details)

Schedule Of Stock Options Exercise Price Range (Details)

Segment Information

Segment Information (Details Narrative)

Segment Information (Tables)

Share Capital

Share Capital (Details Narrative)

Share Capital (Tables)

Subsequent Event

Summary Of (Loss) Income Before Income Taxes (Details)

Summary Of Actuarial Assumptions Applied To Benefit Obligations (Details)

Summary Of Assumptions To Determine Share-Based Compensation Costs Over The Life Of Awards (Details)

Summary Of Compensation Awarded To Key Management (Details)

Summary Of Deferred Revenue (Details)

Summary Of Depreciation Using Methods, Annual Rates And Period (Details)

Summary Of Detailed Information About Payables And Accrued Liabilities (Details)

Summary Of Detailed Trade And Other Receivables (Details)

Summary Of Disclosure Of Federal Tax Losses (Details)

Summary Of Expense By Nature (Details)

Summary Of Fair Values Of Warrants Assumptions (Details)

Summary Of Future Lease Payments (Details)

Summary Of Impact On Pension Benefit Obligation (Details)

Summary Of Impact On Pension Benefit Obligation (Details) (Parenthetical)

Summary Of Lease Liabilities (Details)

Summary Of Net Defined Benefit Liability Asset (Details)

Summary Of Non-Current Assets By Geographical Area (Details)

Summary Of Number And Weighted Average Exercise Prices Of Deferred Shares Units (Details)

Summary Of Number And Weighted Average Exercise Prices Of Share Options (Details)

Summary Of Pensioner Retiring Age (Details)

Summary Of Pertinent Data Relating To Computation Of Basic And Diluted Net Loss Per Share (Details)

Summary Of Prepaid Expenses And Other Current Assets (Details)

Summary Of Proportionate Share Of Multi-Employer Pension Plan Assets (Details)

Summary Of Provisions (Details)

Summary Of Reconciliation Of Combined Canadian Federal And Provincial Income Tax Rate To Income Tax Expense (Details)

Summary Of Revenue From Transfer Of Goods And Services (Details)

Summary Of Revenues By Geographical Area (Details)

Summary Of Share Capital (Details)

Summary Of Significant Accounting Policies

Summary Of Significant Accounting Policies (Details Narrative)

Summary Of Significant Accounting Policies (Policies)

Summary Of Significant Accounting Policies (Tables)

Summary Of Significant Components Of Current And Deferred Income Tax Recovery (Expense) (Details)

Summary Of Significant Components Of Deferred Tax Assets And Liabilities (Details)

Summary Of Significant Components Of Unrecognized Deferred Tax Assets (Details)

Summary Of Undiscounted Defined Pension Benefits (Details)

Summary Of Warrants Activity Reclassified Equity (Details)

Supplemental Disclosure Of Cash Flow Information

Supplemental Disclosure Of Cash Flow Information (Tables)

Trade And Other Receivables

Trade And Other Receivables (Details Narrative)

Trade And Other Receivables (Tables)

Warrants

Warrants (Details Narrative)

Warrants (Tables)