Act Capital Management, LLC: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1442273) · Explore on the interactive board
Act Capital Management, LLC disclosed 62 US equity positions worth $153.1m in its Q2 2026 13F filing (holdings as of June 30, 2026, filed July 29, 2026). Its largest position is KRYS at 10.9% of the reported book, followed by TGTX, ABVX. The top ten holdings are 66.0% of the book, and the portfolio behaves like about 19 equal-weight positions. Versus the prior filing it opened 20 new positions, added to 15, reduced 12 and exited 14. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does Act Capital Management, LLC own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 20 new, 15 added, 12 reduced, 14 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | KRYS KRYSTAL BIOTECH INC | Healthcare | 10.9% | $16.7m | 45,000 | -26% | reduced |
| 2 | TGTX TG THERAPEUTICS INC | Healthcare | 9.0% | $13.8m | 251,025 | 1% | added |
| 3 | ABVX ABIVAX SA | Healthcare | 8.4% | $12.9m | 97,000 | 37% | added |
| 4 | CVX CHEVRON CORP | Energy | 8.1% | $12.4m | 75,000 | 0% | held |
| 5 | EXMOC EXXON MOBIL CORP | 7.0% | $10.7m | 78,500 | 12% | added | |
| 6 | ARWR ARROWHEAD PHARMACEUTICALS INC | Healthcare | 5.9% | $9.0m | 110,100 | 33% | added |
| 7 | VKTX VIKING THERAPEUTICS INC | Healthcare | 5.3% | $8.2m | 209,300 | 0% | held |
| 8 | CELC CELCUITY INC | Healthcare | 4.2% | $6.5m | 62,150 | -32% | reduced |
| 9 | NKTR NEKTAR THERAPEUTICS | Healthcare | 4.1% | $6.2m | 89,300 | 26% | added |
| 10 | TSLA TESLA INC | Consumer Cyclical | 3.0% | $4.5m | 10,800 | – | new |
| 11 | CYTK CYTOKINETICS INC | Healthcare | 2.6% | $4.0m | 47,500 | -26% | reduced |
| 12 | ASTS AST SPACEMOBILE INC | Technology | 2.5% | $3.9m | 43,500 | – | new |
| 13 | PVLA PALVELLA THERAPEUTICS INC | Healthcare | 2.2% | $3.4m | 22,500 | – | new |
| 14 | AMZN AMAZON.COM INC | Consumer Cyclical | 2.0% | $3.1m | 12,900 | -61% | reduced |
| 15 | NUVB NUVATION BIO INC | Healthcare | 1.9% | $3.0m | 520,000 | 79% | added |
| 16 | XENE XENON PHARMACEUTICALS INC | Healthcare | 1.9% | $2.9m | 48,000 | 43% | added |
| 17 | ET ENERGY TRANSFER L P | Energy | 1.7% | $2.5m | 133,100 | 0% | held |
| 18 | BE BLOOM ENERGY CORP | Industrials | 1.5% | $2.3m | 7,500 | 67% | added |
| 19 | FCX FREEPORT-MCMORAN INC | Basic Materials | 1.3% | $2.0m | 32,500 | -16% | reduced |
| 20 | NBIS NEBIUS GROUP NV | Communication Services | 1.2% | $1.9m | 6,800 | – | new |
| 21 | ALMS ALUMIS INC | Healthcare | 0.9% | $1.5m | 51,600 | -70% | reduced |
| 22 | AMBA AMBARELLA INC | Technology | 0.9% | $1.4m | 16,000 | – | new |
| 23 | CBRS CEREBRAS SYSTEMS INC | Technology | 0.8% | $1.2m | 5,600 | – | new |
| 24 | DFTX DEFINIUM THERAPEUTICS INC | Healthcare | 0.8% | $1.2m | 25,000 | – | new |
| 25 | NOK NOKIA CORP | Technology | 0.7% | $1.1m | 82,000 | – | new |
| 26 | KURA KURA ONCOLOGY INC | Healthcare | 0.6% | $975.2k | 88,900 | 20% | added |
| 27 | PRAX PRAXIS PRECISION MEDICINES INC | Healthcare | 0.6% | $903.9k | 2,700 | 0% | held |
| 28 | AAOI APPLIED OPTOELECTRONICS INC | Technology | 0.6% | $889.0k | 6,000 | -77% | reduced |
| 29 | CCJ CAMECO CORP | Energy | 0.6% | $855.6k | 8,400 | – | new |
| 30 | GLUE MONTE ROSA THERAPEUTICS INC | Healthcare | 0.6% | $847.0k | 35,000 | 56% | added |
| 31 | RGNX REGENXBIO INC | Healthcare | 0.5% | $808.6k | 67,500 | 21% | added |
| 32 | MLYS MINERALYS THERAPEUTICS INC | Healthcare | 0.5% | $758.1k | 28,100 | – | new |
| 33 | GBTC GRAYSCALE BITCOIN TRUST ETF | 0.5% | $701.0k | 15,400 | 0% | held | |
| 34 | VIR VIR BIOTECHNOLOGY INC | Healthcare | 0.4% | $655.2k | 64,300 | 0% | held |
| 35 | PALI PALISADE BIO INC | Healthcare | 0.4% | $642.7k | 307,500 | 19% | added |
| 36 | PLTR PALANTIR TECHNOLOGIES INC | Technology | 0.4% | $641.7k | 5,500 | – | new |
| 37 | ON ON SEMICONDUCTOR CORP | Technology | 0.4% | $567.2k | 6,000 | – | new |
| 38 | HCC WARRIOR MET COAL INC | Basic Materials | 0.3% | $487.0k | 6,000 | 0% | held |
| 39 | CRGY CRESCENT ENERGY COMPANY | Energy | 0.3% | $441.9k | 45,000 | 0% | held |
| 40 | MBX MBX BIOSCIENCES INC | Healthcare | 0.3% | $441.6k | 8,000 | -11% | reduced |
| 41 | KEEL KEEL INFRASTRUCTURE CORP | Technology | 0.3% | $427.6k | 74,500 | – | new |
| 42 | CMPS COMPASS PATHWAYS PLC | Healthcare | 0.3% | $424.5k | 30,000 | 94% | added |
| 43 | CRVS CORVUS PHARMACEUTICALS INC | Healthcare | 0.3% | $403.4k | 27,000 | – | new |
| 44 | ALPHA COGNITION INC | 0.2% | $371.8k | 51,500 | 0% | held | |
| 45 | KYTX KYVERNA THERAPEUTICS INC | 0.2% | $356.4k | 40,000 | 33% | added | |
| 46 | AXTI AXT INC | Technology | 0.2% | $353.2k | 4,900 | – | new |
| 47 | INFQ INFLEQTION INC | 0.2% | $333.0k | 25,000 | – | new | |
| 48 | SRRK SCHOLAR ROCK HLDG CORP | Healthcare | 0.2% | $330.0k | 6,000 | -44% | reduced |
| 49 | PATH UIPATH INC | Technology | 0.2% | $326.1k | 30,000 | -40% | reduced |
| 50 | ANL ADLAI NORTYE LTD | 0.2% | $310.5k | 27,000 | – | new |
What did Act Capital Management, LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| STAA STAAR SURGICAL CO | 20.2% | $1.0m |
| S SENTINELONE INC | 13.6% | $699.4k |
| LITE LUMENTUM HLDGS INC | 12.3% | $632.5k |
| CRCL CIRCLE INTERNET GROUP INC | 11.2% | $572.5k |
| NVDA NVIDIA CORPORATION | 9.5% | $488.3k |
| REPL REPLIMUNE GROUP INC | 9.2% | $470.5k |
| OLMA OLEMA PHARMACEUTICALS INC | 7.3% | $372.8k |
| INCY INCYTE CORP | 3.7% | $188.2k |
| CAPR CAPRICOR THERAPEUTICS INC | 3.0% | $152.0k |
| VPG VISHAY PRECISION GROUP INC | 2.5% | $130.3k |
| ESPERION THERAPEUTICS INC | 2.5% | $130.2k |
| AMLX AMYLYX PHARMACEUTICALS INC | 2.4% | $125.1k |
| LTRX LANTRONIX INC | 1.5% | $78.6k |
| HIMS HIMS &HERS HEALTH INC | 1.0% | $51.9k |
Sector mix
| Sector | Weight |
|---|---|
| Healthcare | 63.2% |
| Energy | 10.6% |
| Technology | 7.5% |
| Consumer Cyclical | 5.0% |
| Industrials | 1.8% |
| Basic Materials | 1.7% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Act Capital Management, LLC's portfolio?
Across every quarter Act Capital Management, LLC has filed, its median largest position is 11.6% of the book and its median top-ten weight is 69.8%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 14.0 completed holding spells, the median lasted 1.0 quarters; 62.0 positions are still open and their final length is unknown.