| Cash Flow | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 |
|---|---|---|---|---|
| Net loss | -21,671 | -17,611 | -35,703 | -48,025 |
| Depreciation and amortization | 1,225 | 1,173 | 1,173 | 2,108 |
| Other | NaN | 1 | 0 | 0 |
| Allowance for credit losses | NaN | 146 | NaN | NaN |
| Non-cash lease expense | 366 | 375 | 655 | 1,279 |
| Loss on lease termination | NaN | 0 | 2,260 | NaN |
| Write-off of construction on process due to lease termination | NaN | 0 | 1,162 | NaN |
| Unrealized gain on trading securities, net | NaN | 0 | NaN | NaN |
| Realized loss on trading securities | NaN | 0 | NaN | NaN |
| Accretion on marketable securities | 888 | 1,564 | 2,195 | 4,263 |
| Loss on disposal of fixed assets | 0 | 0 | -16 | -15 |
| Write-down of inventory | 1,284 | 533 | 760 | 997 |
| Change in fair value of warrant liabilities | -357 | -279 | -1,516 | -2,407 |
| Change in fair value of contingent consideration | NaN | 0 | NaN | NaN |
| Stock-based compensation | 2,565 | 2,688 | 2,827 | 5,258 |
| Accounts receivable, net | -358 | -48 | -162 | -416 |
| Legal settlement insurance receivable | -4,638 | 0 | 0 | 4,638 |
| Inventory | 278 | 1,017 | 223 | 766 |
| Prepaid expenses and other current assets | 678 | 1,316 | 433 | -186 |
| Operating lease right-of-use assets | NaN | 0 | NaN | NaN |
| Other assets | NaN | -1 | -2 | NaN |
| Accounts payable | 316 | 145 | -529 | 46 |
| Accrued expenses and other current liabilities | -4,053 | 788 | 494 | -2,777 |
| Accrued legal settlement liability | -8,000 | 0 | 0 | 8,000 |
| Operating lease liabilities | -455 | -444 | -931 | -1,806 |
| Other long-term liabilities | -10 | -12 | 0 | 26 |
| Internally developed software - capitalized costs | NaN | 0 | 0 | 0 |
| Net cash used in operating activities | -25,638 | -16,347 | -32,019 | -46,351 |
| Purchases of property and equipment | 279 | -17 | 900 | 1,634 |
| Purchases of marketable securities | 64,150 | 109,371 | 103,605 | 191,605 |
| Sales and maturities of marketable securities | 104,700 | 116,378 | 98,300 | 164,100 |
| Net cash provided by (used in) investing activities | 40,271 | 7,024 | -6,205 | -29,139 |
| Proceeds from exercise of stock options | 0 | 50 | 221 | 1,641 |
| Proceeds from vesting of restricted stock | NaN | 1 | NaN | NaN |
| Proceeds from issuance of common stock from direct equity offerings, net of fees and issuance costs | 0 | 3 | 93,507 | NaN |
| Proceeds from issuance of common stock from at-the-market offering, net of commissions and issuance costs | NaN | -46,774 | NaN | 46,774 |
| Deferred offering costs | NaN | 0 | 0 | 0 |
| Refund of issuance costs | NaN | 0 | 0 | 0 |
| Net cash provided by financing activities | 0 | 54 | 46,954 | 48,415 |
| Effect of exchange rate changes on cash and cash equivalents | -72 | -2 | -8 | 22 |
| Net increase (decrease) in cash and cash equivalents | 14,561 | -9,271 | 8,722 | -27,053 |
| Cash and cash equivalents at beginning of period | 21,639 | 30,910 | 49,241 | NaN |
| Cash and cash equivalents at end of period | 36,200 | 21,639 | 30,910 | NaN |
Quantum-Si Inc (QSI)
Quantum-Si Inc (QSI)