Filed: 1/13/2026ACC: 0002054419-26-000003
📋 What this filing means
ALTA PARTNERS MANAGEMENT COMPANY, L.P. filed this quarterly 13F‑HR report disclosing 2 equity positions with a total reported market value of $103.59M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
2
Positions
$103.59M
Total AUM (reported)
4.33M
Total Shares
Allocation by class
COM$103.59M100.0%
Portfolio Concentration
Top 3$103.59M100.0%
Top 3 weight
100.0%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 4.33M
Sole
Full voting authority
4.33M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole2
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings2
Rows:
TYRA BIOSCIENCES INC
SOLEShares3.82M
TypeSH
Market value$100.52M
97.03%
Sole
3.82M
Shared
0.00
None
0.00
VIR BIOTECHNOLOGY INC
SOLEShares509.92K
TypeSH
Market value$3.07M
2.97%
Sole
509.92K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
TYRA BIOSCIENCES INCSOLE | COM | 3.82M | SH | $100.52M 97.03% | 3.82M | 0.00 | 0.00 |
VIR BIOTECHNOLOGY INCSOLE | COM | 509.92K | SH | $3.07M 2.97% | 509.92K | 0.00 | 0.00 |