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
 9 Months Ended
Jul. 31, 2024
Jul. 31, 2023
Reconciliation of net loss to net cash used in operating activities:    
Net loss $ (9,785) $ (7,209)
Stock option compensation to employees and directors 3,440 3,265
Stock options issued to consultants 101 175
Common stock issued to consultants 255 67
Amortization of operating lease right-of-use asset 28 34
Change in operating assets and liabilities:    
Receivables (140) (288)
Prepaid expenses and other current assets (273) (65)
Accounts payable 96 (171)
Accrued expenses (92) (14)
Operating lease liability (38) (34)
Net cash used in operating activities (6,408) (4,240)
Cash flows from investing activities:    
Disbursements to acquire short-term investments (47,307) (27,502)
Proceeds from maturities of short-term investments 50,716 22,493
Net cash provided by (used in) investing activities 3,409 (5,009)
Cash flows from financing activities:    
Proceeds from sale of common stock in an at-the-market offering, net of offering expenses of $139 2,984
Proceeds from sale of common stock pursuant to an employee stock purchase plan 7 6
Proceeds from exercise of stock options 318 81
Net cash provided by financing activities 3,309 87
Net increase (decrease) in cash and cash equivalents 310 (9,162)
Cash and cash equivalents at beginning of period 915 12,360
Cash and cash equivalents at end of period 1,225 3,198
Supplemental disclosure of non-cash investing activity:    
Operating lease right-of-use asset (100)
Supplemental disclosure of non-cash financing activity:    
Operating lease liability $ 100