XML 26 R19.htm IDEA: XBRL DOCUMENT
v3.26.1

Common Stock | 3 Months Ended
--- | ---
Mar. 31, 2026
Equity [Abstract] |
Common Stock | 10. COMMON STOCK The voting, dividend, and liquidation rights of the holders of the Company’s common stock are subject to and qualified by the rights, powers, and preferences of the holders of the Preferred Stock set forth above. Each share of common stock entitles the holder to one vote, together with the holders of the Preferred Stock, on all matters submitted to the stockholders for a vote. The holders of common stock are entitled to receive dividends, if any, as declared by the Company’s board of directors, subject to the preferential dividend rights of Preferred Stock. As of March 31, 2026, no dividends have been declared or paid. As of March 31, 2026, the Company had authorized 159,070,000 shares of common stock, of which 2,595,342 were issued and outstanding, including 121,612 unvested shares of restricted common stock that are subject to service-based vesting as of March 31, 2026.

X
- Definition Common stock text block. + References No definition available. + Details
Name: | sptx_CommonStockTextBlock
Namespace Prefix: | sptx_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration