v3.25.0.1
Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
Jan. 31, 2025
Oct. 31, 2024
Current assets:    
Cash and cash equivalents $ 1,053,000 $ 1,271,000
Short-term investments 16,202,000 18,653,000
Receivables 173,000
Prepaid expenses and other current assets 1,431,000 1,265,000
Total current assets 18,686,000 21,362,000
Operating lease right-of-use asset 220,000 229,000
Total assets 18,906,000 21,591,000
Current liabilities:    
Accounts payable 600,000 525,000
Accrued expenses 1,363,000 1,946,000
Operating lease liability 36,000 29,000
Total current liabilities 1,999,000 2,500,000
Operating lease liability, non-current 194,000 203,000
Total liabilities 2,193,000 2,703,000
Commitments and contingencies (Note 10)
Shareholders’ equity:    
Preferred stock, value
Common stock, par value $.01 per share; 100,000,000 shares authorized; 32,196,862 shares issued and outstanding as of January 31, 2025 and October 31, 2024 322,000 322,000
Additional paid-in capital 261,470,000 260,432,000
Accumulated deficit (243,934,000) (240,750,000)
Treasury stock, 2,000 shares at cost (6,000) (6,000)
Total shareholders’ equity 17,852,000 19,998,000
Noncontrolling interest (Note 2) (1,139,000) (1,110,000)
Total equity 16,713,000 18,888,000
Total liabilities and equity 18,906,000 21,591,000
Series A Convertible Preferred Stock [Member]    
Shareholders’ equity:    
Preferred stock, value

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v3.25.0.1
Condensed Consolidated Statements of Operations (Unaudited) - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended
Jan. 31, 2025
Jan. 31, 2024
Income Statement [Abstract]    
Revenue
Operating costs and expenses:    
Research and development expenses (including non-cash stock-based compensation expenses of $397 and $489, respectively) 1,552 1,349
General and administrative expenses (including non-cash stock-based compensation expenses of $658 and $771, respectively) 1,834 2,260
Total operating costs and expenses 3,386 3,609
Loss from operations (3,386) (3,609)
Interest income 173 319
Net loss (3,213) (3,290)
Less: Net loss attributable to noncontrolling interest (29) (35)
Net loss attributable to common shareholders $ (3,184) $ (3,255)
Net loss per common share attributable to common shareholders:    
Basic $ (0.10) $ (0.10)
Diluted $ (0.10) $ (0.10)
Weighted average common shares outstanding:    
Basic 32,197 31,446
Diluted 32,197 31,446

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v3.25.0.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Jan. 31, 2025
Jan. 31, 2024
Reconciliation of net loss to net cash used in operating activities:    
Net loss $ (3,213) $ (3,290)
Stock option compensation to employees and directors 1,031 1,108
Stock options issued to consultants 24 56
Common stock issued to consultants 96
Amortization of operating lease right-of-use asset 9 13
Amortization of discount on held-to-maturity securities (252)
Change in operating assets and liabilities:    
Receivables 173 (121)
Prepaid expenses and other current assets (166) 212
Accounts payable 75 158
Accrued expenses (583) (528)
Operating lease liability (2) (13)
Net cash used in operating activities (2,904) (2,309)
Cash flows from investing activities:    
Disbursements to acquire short-term investments (12,997) (20,020)
Proceeds from maturities of short-term investments 15,700 20,149
Net cash provided by investing activities 2,703 129
Cash flows from financing activities:    
Net (expenses) proceeds from an at-the-market offering (17) 2,196
Proceeds from exercise of stock options 67
Net cash (used in) provided by financing activities (17) 2,263
Net (decrease) increase in cash and cash equivalents (218) 83
Cash and cash equivalents at beginning of period 1,271 915
Cash and cash equivalents at end of period $ 1,053 $ 998

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