Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements Of Cash Flows (Unaudited)

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Condensed Consolidated Statements Of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Reconciliation of net loss to net cash used in operating activities:    
Net loss $ (6,470) $ (4,661)
Stock option compensation to employees and directors 2,346 2,112
Stock options issued to consultants 78 128
Common stock issued to consultants 96 50
Amortization of operating lease right-of-use asset 25 23
Change in operating assets and liabilities:    
Receivables 52 (209)
Prepaid expenses and other current assets 485 286
Accounts payable 9 (69)
Accrued expenses (360) (433)
Operating lease liability (26) (22)
Net cash used in operating activities (3,765) (2,795)
Cash flows from investing activities:    
Disbursements to acquire short-term investments (34,738) (17,406)
Proceeds from maturities of short-term investments 35,423 13,377
Net cash provided by (used in) investing activities 685 (4,029)
Cash flows from financing activities:    
Proceeds from sale of common stock in an at-the-market offering, net of offering expenses 3,029
Proceeds from sale of common stock pursuant to an employee stock purchase plan 7 6
Proceeds from exercise of stock options 124 78
Net cash provided by financing activities 3,160 84
Net increase (decrease) in cash and cash equivalents 80 (6,740)
Cash and cash equivalents at beginning of period 915 12,360
Cash and cash equivalents at end of period $ 995 $ 5,620