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CIK: 0002054419
Total reported value
$127.3M
$127.3M
2 檔
47.1%
The Q3 2025 SEC filing reveals that Alta Partners Management Company, L.P. held a total portfolio value of $127.3M, covering 2 public equity positions.
In Q3 2025, Alta Partners Management Company, L.P. adopted a defensive or profit-taking posture, trimming 0 positions and completely liquidating 1 holdings to manage risk exposure.
In terms of portfolio concentration, the top 5 core holdings (including TYRA, VIR) accounted for 47.1% of total reported equity market value during Q3 2025.
Top Position Liquidated / Trimmed
ALLKGUSD
前期市值: $579.5K
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | TYRA | Tyra Biosciences Inc | Stock-Other | 95.15% | -1.05% | — | |
| 2 | VIR | Vir Biotechnology Inc | Stock-Other | 4.85% | +1.05% | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | TYRA | Tyra Biosciences Inc | +4.3% | — | Unchanged |
| 2 | VIR | Vir Biotechnology Inc | -2.9% | — | Add |
| 3 | ALLKGUSD | Allakos Inc | — | EXIT | Sold out |
According to official SEC Form 13F filings, Alta Partners Management Company, L.P. reported a total U.S. public equity portfolio value of $127.3M across 2 disclosed positions in Q3 2025.
During Q3 2025, Alta Partners Management Company, L.P.'s top holdings by market value included TYRA (95.2%)、VIR (4.8%). The largest single position, TYRA, represented 95.2% of total portfolio value.
In Q3 2025, Alta Partners Management Company, L.P. made 2 total portfolio adjustments, initiating 0 new buys, adding to 1 positions, trimming 0 holdings, and fully liquidating 1 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
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