Alta Partners Management Company, L.P. quarter change: USA Stocks, Sold out
In share positions in stocks (listed in the US), from the quarter ended 2026-03-31 to 2026-06-30, Alta Partners Management Company, L.P. opened 0 positions, added to 0, reduced 0, sold out of 0 and left 2 unchanged. The largest increase in value was VIR (+$627,198); the largest decrease was TYRA (-$24,316,983).
Two Form 13F-HR filings compared (SEC CIK 2054419): 2026-03-31 (filed 2026-04-21) and 2026-06-30 (filed 2026-07-22). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move; share change is the position change.
No position of this class changed this way between the two filings.
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