Alta Partners Management Company, L.P. Portfolio Stock Holdings

Alta Partners Management Company, L.P. disclosed 2 stock positions valued at approximately $127.3 million in its latest SEC 13F filing. The largest holdings include TYRA BIOSCIENCES INC and VIR BIOTECHNOLOGY INC. The filing reflects positions held as of June 30, 2026 and was filed on July 22, 2026.

Report Period
June 30, 2026
No. of Stocks
2
Portfolio Value
$127.3M
Holdings by Sector
Alta Partners Management Company, L.P. Portfolio Holdings in Q2 2026

2 holdings in the latest reporting period.

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CompanySymbolSectorPortfolio %SharesChange (Shares)Change %Value
TYRA BIOSCIENCES INCTYRAHealthcare95.92%3,823,425--$122,120,195
VIR BIOTECHNOLOGY INCVIRHealthcare4.08%509,917--$5,196,054