| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 |
|---|---|---|---|---|---|---|
Operating activities: | ||||||
Net loss | ||||||
-279,659 | -143,588 | -73,671 | -135,747 | -60,716 | -37,034 | -13,167 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||
Depreciation and amortization | ||||||
2,245 | 899 | 617 | 296 | 96 | 49 | 1 |
Amortization of intangibles | ||||||
36,401 | 1,522 | - | - | - | - | - |
Gain on extinguishment of debt and other liabilities | ||||||
- | - | - | - | - | - | 2,420 |
Amortization of debt issuance costs | ||||||
- | - | - | - | - | - | 8 |
Amortization of premium/discount on investments | ||||||
819 | 1,232 | -610 | -494 | -558 | -268 | -752 |
Non-cash interest expense | ||||||
786 | 28 | - | - | - | - | - |
Non-cash operating lease expense | ||||||
-2,229 | - | - | - | - | - | - |
Write-off of property and equipment | ||||||
-2,053 | - | - | -306 | - | - | - |
Non-cash merger expense | ||||||
- | 13,386 | - | - | - | - | - |
Fair value write-up of inventory sold | ||||||
70,444 | 4,771 | - | - | - | - | - |
Write-down of inventory | ||||||
7,112 | - | - | - | - | - | - |
Stock-based compensation | ||||||
11,925 | 19,040 | 8,867 | 5,825 | 4,714 | 6,010 | 1,564 |
Deferred income taxes | ||||||
-6,631 | -28,338 | - | - | - | - | - |
Fair value of warrants issued for license | ||||||
- | - | 3,413 | - | - | - | - |
Changes in operating assets and liabilities: | ||||||
Accounts receivable | ||||||
22,198 | -33,384 | 393 | 33,823 | - | - | - |
Inventory | ||||||
29,142 | -26 | - | - | - | - | - |
Prepaid expenses and other current assets | ||||||
-10,541 | 977 | 4,193 | -428 | 1,001 | 686 | 217 |
Other long-term assets | ||||||
-4,917 | -903 | 991 | 2 | 976 | 179 | - |
Other assets | ||||||
- | - | - | - | - | - | 125 |
Accounts payable | ||||||
1,372 | 13,717 | 4,959 | -274 | 231 | 1,307 | 296 |
Accrued expense | ||||||
-27,351 | 55,482 | 21,974 | 20,703 | 4,646 | 2,754 | 1,976 |
Operating lease liabilities | ||||||
2,531 | - | - | - | - | - | - |
Deferred revenue | ||||||
-39,739 | -66,935 | -17,665 | 197,289 | - | - | - |
Deferred rent | ||||||
- | 418 | 314 | 2,411 | 41 | 28 | - |
Net cash used in operating activities | ||||||
-257,441 | -97,494 | -56,159 | 57,906 | -52,407 | -27,483 | -11,332 |
Investing activities: | ||||||
Acquisition of business, net of acquired cash and restricted cash | ||||||
- | -6,147 | - | - | - | - | - |
Purchase of equipment | ||||||
6,655 | 1,606 | 1,622 | 2,662 | 414 | 229 | 19 |
Proceeds from the maturities of available for sale securities | ||||||
153,110 | 243,269 | 149,998 | 162,376 | 63,901 | 12,585 | 1,990 |
Proceeds from sales of available for sale securities | ||||||
64,721 | 13,000 | 5,000 | - | - | - | - |
Purchase of available for sale securities | ||||||
- | 224,216 | 330,636 | 147,009 | 77,175 | 77,708 | 13,396 |
Net cash provided by investing activities | ||||||
211,176 | 36,594 | -177,260 | 12,705 | -13,688 | -65,352 | -11,425 |
Proceeds from the issuance of redeemable convertible preferred stock, net of issuance costs | ||||||
- | - | - | - | - | - | 40,047 |
Proceeds from the issuance of common stock, net of issuance costs | ||||||
25,785 | 95,452 | 114,580 | 66,736 | 82,750 | 104,328 | 5 |
Proceeds from the sale of stock under employee stock purchase plan | ||||||
383 | 482 | 353 | 106 | 220 | - | - |
Proceeds from the exercise of stock options | ||||||
560 | 647 | 1,312 | 124 | 130 | - | - |
Retirement of treasury stock | ||||||
426 | - | - | - | - | - | - |
Proceeds from the issuance of debt, net | ||||||
77,668 | - | - | - | - | - | - |
Payments on debt | ||||||
15,000 | - | - | - | - | - | - |
Repurchase of treasury stock | ||||||
- | - | - | - | - | 162 | - |
Payments received on promissory notes issued in exchange for shares of common stock | ||||||
- | - | - | - | - | 237 | - |
Payments on capital lease obligations | ||||||
- | 19 | 5 | 20 | 7 | 3 | - |
Net cash provided by financing activities | ||||||
88,970 | 96,562 | 116,240 | 66,946 | 83,093 | 104,400 | 42,331 |
Increase in cash, cash equivalents, and restricted cash | ||||||
42,705 | 35,662 | -117,179 | 137,557 | 16,998 | 11,565 | 19,574 |
Non-cash financing activities | ||||||
Fair value of shares and equity awards issued in acquisition | ||||||
- | 527,754 | - | - | - | - | - |
Conversion of series A, series B and series C preferred stock into common stock | ||||||
- | - | - | - | - | 244,727 | 4,944 |
Accretion of preferred stock to redemption value | ||||||
- | - | - | - | - | 86,899 | 55,886 |
Unpaid initial public offering issuance costs | ||||||
- | - | - | - | - | - | 857 |
Unpaid follow-on offering costs | ||||||
- | - | - | 12 | 102 | - | - |
Assets acquired under capital lease | ||||||
- | - | - | - | 12 | - | 12 |