Institutional Manager · CIK 0001844645
Pivotal bioVenture Partners Investment Advisor LLC
SAN FRANCISCO, CA · File #028-20630
Latest AUM
$258.7M
Positions
12
Top-10 Concentration
99.2%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| NEW | EVOMMUNE INC | EVMN | +1,926,943 | +$33.0M | $0 |
| REDUCE | ARCUTIS BIOTHERAPEUTICS INC | ARQT | -753,884 | -$21.9M | +$21.6M |
| NEW | MAPLIGHT THERAPEUTICS INC | MPLT | +611,447 | +$10.7M | $0 |
| REDUCE | ZENAS BIOPHARMA INC | ZBIO | -187,054 | -$6.8M | +$11.0M |
| ADD | IMMUNOME INC | IMNM | +230,000 | +$4.9M | +$4.9M |
| REDUCE | OCULIS HOLDING AG | OCSAW | -12,116 | -$241,957 | +$5.5M |
| REDUCE | BIOAGE LABS INC | BIOA | 0 | $0 | +$4.8M |
| REDUCE | BOLT BIOTHERAPEUTICS INC | BOLT | 0 | $0 | +$13,997 |
| REDUCE | RALLYBIO CORP | RLYB | 0 | $0 | +$449,669 |
| REDUCE | RECURSION PHARMACEUTICALS IN | RXRX | 0 | $0 | -$470,459 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202512 pos · $258.7M
- 13F HOLDINGS REPORTQ/E Sep 202510 pos · $173.0M
- 13F HOLDINGS REPORTQ/E Jun 202512 pos · $161.3M
- 13F HOLDINGS REPORTQ/E Mar 202511 pos · $123.6M
- 13F HOLDINGS REPORTQ/E Dec 202411 pos · $148.1M
- 13F HOLDINGS REPORTQ/E Sep 202411 pos · $168.5M
- 13F HOLDINGS REPORTQ/E Jun 202410 pos · $130.1M
- 13F HOLDINGS REPORTQ/E Mar 202411 pos · $155.6M
- 13F HOLDINGS REPORTQ/E Dec 202313 pos · $250.7M
Top 12 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | VAXCYTE INC | PCVX | 1,372,425 | $63.3M | 24.48% |
| 2 | OCULIS HOLDING AG | OCSAW | 2,288,658 | $45.7M | 17.67% |
| 3 | ARCUTIS BIOTHERAPEUTICS INC | ARQT | 1,366,624 | $39.7M | 15.34% |
| 4 | EVOMMUNE INC | EVMN | 1,926,943 | $33.0M | 12.75% |
| 5 | ZENAS BIOPHARMA INC | ZBIO | 591,991 | $21.5M | 8.31% |
| 6 | TREVI THERAPEUTICS INC | TRVI | 1,256,782 | $15.7M | 6.08% |
| 7 | IMMUNOME INC | IMNM | 732,512 | $15.7M | 6.08% |
| 8 | MAPLIGHT THERAPEUTICS INC | MPLT | 611,447 | $10.7M | 4.15% |
| 9 | BIOAGE LABS INC | BIOA | 653,374 | $8.6M | 3.34% |
| 10 | RECURSION PHARMACEUTICALS IN | RXRX | 595,518 | $2.4M | 0.94% |
| 11 | RALLYBIO CORP | RLYB | 2,404,644 | $1.6M | 0.64% |
| 12 | BOLT BIOTHERAPEUTICS INC | BOLT | 94,573 | $517,125 | 0.20% |