Institutional Manager · CIK 0001638555
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC
Boston, MA · File #028-16987
Latest AUM
$4.81B
Positions
124
Top-10 Concentration
35.3%
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 |
|---|---|---|---|---|---|
| EXITED | VERONA PHARMA PLC | 925050106 | -1,785,407 | -$190.5M | $0 |
| EXITED | INVESCO QQQ TR | 46090E103 | -180,000 | -$108.1M | $0 |
| REDUCE | TOWER SEMICONDUCTOR LTD | TSEM | -827,047 | -$97.1M | +$48.4M |
| REDUCE | INSMED INC | INSM | -501,845 | -$87.3M | +$31.3M |
| ADD | JFROG LTD | FROG | +1,387,525 | +$86.7M | +$3.0M |
| ADD | CIDARA THERAPEUTICS INC | 171757206 | +347,527 | +$76.8M | +$16.3M |
| ADD | GUARDANT HEALTH INC | GH | +741,958 | +$75.8M | +$4.4M |
| EXITED | COMMVAULT SYS INC | 204166102 | -396,563 | -$74.9M | $0 |
| ADD | IONIS PHARMACEUTICALS INC | IONS | +863,606 | +$68.3M | +$8.2M |
| ADD | NATERA INC | NTRA | +284,066 | +$65.1M | +$8.4M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025124 pos · $4.81B
- 13F HOLDINGS REPORTQ/E Sep 2025165 pos · $4.82B
- 13F HOLDINGS REPORTQ/E Jun 2025134 pos · $3.95B
- 13F HOLDINGS REPORTQ/E Mar 2025142 pos · $3.89B
- 13F HOLDINGS REPORTQ/E Dec 2024148 pos · $5.24B
- 13F HOLDINGS REPORTQ/E Sep 2024107 pos · $3.23B
- 13F HOLDINGS REPORTQ/E Jun 2024100 pos · $2.62B
- 13F HOLDINGS REPORTQ/E Mar 2024121 pos · $2.91B
- 13F HOLDINGS REPORTQ/E Dec 2023124 pos · $2.29B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SANDISK CORP | SNDK | 739,745 | $175.6M | 4.64% |
| 2 | GE VERNOVA INC | GEV | 243,322 | $159.0M | 4.20% |
| 3 | INSMED INC | INSM | 909,080 | $158.2M | 4.18% |
| 4 | NVIDIA CORPORATION | NVDA | 776,861 | $144.9M | 3.83% |
| 5 | MONGODB INC | MDB | 296,682 | $124.5M | 3.29% |
| 6 | GENEDX HOLDINGS CORP | WGSWW | 920,587 | $119.7M | 3.16% |
| 7 | SPOTIFY TECHNOLOGY S A | SPOT | 203,808 | $118.4M | 3.13% |
| 8 | IONIS PHARMACEUTICALS INC | IONS | 1,462,706 | $115.7M | 3.06% |
| 9 | TOWER SEMICONDUCTOR LTD | TSEM | 962,458 | $113.0M | 2.99% |
| 10 | CARVANA CO | CVNA | 253,000 | $106.8M | 2.82% |
| 11 | CIDARA THERAPEUTICS INC | 171757206 | 477,527 | $105.5M | 2.79% |
| 12 | JFROG LTD | FROG | 1,587,525 | $99.2M | 2.62% |
| 13 | SOLARIS ENERGY INFRAS INC | SEI | 2,076,324 | $95.4M | 2.52% |
| 14 | INSMED INC | INSM | 540,000 | $94.0M | 2.48% |
| 15 | NATERA INC | NTRA | 407,653 | $93.4M | 2.47% |
| 16 | REDDIT INC | RDDT | 379,500 | $87.2M | 2.30% |
| 17 | GUARDANT HEALTH INC | GH | 851,958 | $87.0M | 2.30% |
| 18 | CREDO TECHNOLOGY GROUP HOLDI | CRDO | 601,886 | $86.6M | 2.29% |
| 19 | ASTERA LABS INC | ALAB | 510,000 | $84.8M | 2.24% |
| 20 | SANDISK CORP | SNDK | 330,000 | $78.3M | 2.07% |