ACT CAPITAL MANAGEMENT, LLC — 13F Holdings & Portfolio
CIK 1442273 · latest 13F-HR filed 2026-07-29
ACT CAPITAL MANAGEMENT, LLC manages $153.1M in 13F-reported U.S. long-equity assets across 62 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are KRYS (10.93%), TGTX (9.01%), ABVX (8.44%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 20 new positions, exited 14, added to 24, and trimmed 15.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 110
WAYNE, PA 19087
$153.1M
Long-equity book
62
Distinct positions
2026-06-30
Filed 2026-07-29
+20 / −14 / ↑24 / ↓15
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- TG THERAPEUTICS INC$5.5M +66.7%
- ABIVAX SA$5.0M +63.7%
- ARROWHEAD PHARMACEUTICALS INC$3.8M +73.5%
- NUVATION BIO INC$1.7M +137.4%
- BLOOM ENERGY CORP$1.7M +272.4%
Top Trims
- CELCUITY INC-$4.0M -37.9%
- AMAZON.COM INC-$3.8M -55.3%
- CHEVRON CORP-$3.1M -19.9%
- ALUMIS INC-$2.4M -62.2%
- APPLIED OPTOELECTRONICS INC-$1.3M -59.4%
New Positions
- TESLA INC$4.5M
- AST SPACEMOBILE INC$3.9M
- PALVELLA THERAPEUTICS INC$3.4M
- NEBIUS GROUP NV$1.9M
- AMBARELLA INC$1.4M
Exited Positions
- STAAR SURGICAL CO$1.0M
- SENTINELONE INC$699.4K
- LUMENTUM HLDGS INC$632.5K
- CIRCLE INTERNET GROUP INC$572.5K
- NVIDIA CORPORATION$488.3K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | KRYSTAL BIOTECH INC | KRYS | 501147102 | $16.7M | 10.93% | 45,000 | SH |
| 2 | TG THERAPEUTICS INC | TGTX | 88322Q108 | $13.8M | 9.01% | 251,025 | SH |
| 3 | ABIVAX SA | ABVX | 00370M103 | $12.9M | 8.44% | 97,000 | SH |
| 4 | CHEVRON CORP | CVX | 166764100 | $12.4M | 8.12% | 75,000 | SH |
| 5 | EXXON MOBIL CORP | XOM | 30231G102 | $10.7M | 7.01% | 78,500 | SH |
| 6 | ARROWHEAD PHARMACEUTICALS INC | ARWR | 04280A100 | $9.0M | 5.86% | 110,100 | SH |
| 7 | VIKING THERAPEUTICS INC | VKTX | 92686J106 | $8.2M | 5.33% | 209,300 | SH |
| 8 | CELCUITY INC | CELC | 15102K100 | $6.5M | 4.25% | 62,150 | SH |
| 9 | NEKTAR THERAPEUTICS | NKTR | 640268306 | $6.2M | 4.07% | 89,300 | SH |
| 10 | TESLA INC | TSLA | 88160R101 | $4.5M | 2.97% | 10,800 | SH |
| 11 | CYTOKINETICS INC | CYTK | 23282W605 | $4.0M | 2.64% | 47,500 | SH |
| 12 | AST SPACEMOBILE INC | ASTS | 00217D100 | $3.9M | 2.53% | 43,500 | SH |
| 13 | PALVELLA THERAPEUTICS INC | PVLA | 697947109 | $3.4M | 2.25% | 22,500 | SH |
| 14 | AMAZON.COM INC | AMZN | 023135106 | $3.1M | 2.01% | 12,900 | SH |
| 15 | NUVATION BIO INC | NUVB | 67080N101 | $3.0M | 1.93% | 520,000 | SH |
| 16 | XENON PHARMACEUTICALS INC | XENE | 98420N105 | $2.9M | 1.89% | 48,000 | SH |
| 17 | ENERGY TRANSFER L P | ET | 29273V100 | $2.5M | 1.66% | 133,100 | SH |
| 18 | BLOOM ENERGY CORP | BE | 093712107 | $2.3M | 1.48% | 7,500 | SH |
| 19 | FREEPORT-MCMORAN INC | FCX | 35671D857 | $2.0M | 1.34% | 32,500 | SH |
| 20 | NEBIUS GROUP NV | NBIS | N97284108 | $1.9M | 1.23% | 6,800 | SH |
| 21 | ALUMIS INC | ALMS | 022307102 | $1.5M | 0.95% | 51,600 | SH |
| 22 | AMBARELLA INC | AMBA | G037AX101 | $1.4M | 0.90% | 16,000 | SH |
| 23 | CEREBRAS SYSTEMS INC | CBRS | 15675D103 | $1.2M | 0.81% | 5,600 | SH |
| 24 | DEFINIUM THERAPEUTICS INC | DFTX | 24477V105 | $1.2M | 0.77% | 25,000 | SH |
| 25 | NOKIA CORP | NOK | 654902204 | $1.1M | 0.71% | 82,000 | SH |
| 26 | KURA ONCOLOGY INC | KURA | 50127T109 | $975.2K | 0.64% | 88,900 | SH |
| 27 | PRAXIS PRECISION MEDICINES INC | PRAX | 74006W207 | $903.9K | 0.59% | 2,700 | SH |
| 28 | APPLIED OPTOELECTRONICS INC | AAOI | 03823U102 | $889.0K | 0.58% | 6,000 | SH |
| 29 | CAMECO CORP | CCJ | 13321L108 | $855.6K | 0.56% | 8,400 | SH |
| 30 | MONTE ROSA THERAPEUTICS INC | GLUE | 61225M102 | $847.0K | 0.55% | 35,000 | SH |
| 31 | REGENXBIO INC | RGNX | 75901B107 | $808.6K | 0.53% | 67,500 | SH |
| 32 | MINERALYS THERAPEUTICS INC | MLYS | 603170101 | $758.1K | 0.50% | 28,100 | SH |
| 33 | GRAYSCALE BITCOIN TRUST ETF | GBTC | 389637109 | $701.0K | 0.46% | 15,400 | SH |
| 34 | VIR BIOTECHNOLOGY INC | VIR | 92764N102 | $655.2K | 0.43% | 64,300 | SH |
| 35 | PALISADE BIO INC | PALI | 696389402 | $642.7K | 0.42% | 307,500 | SH |
| 36 | PALANTIR TECHNOLOGIES INC | PLTR | 69608A108 | $641.7K | 0.42% | 5,500 | SH |
| 37 | ON SEMICONDUCTOR CORP | ON | 682189105 | $567.2K | 0.37% | 6,000 | SH |
| 38 | WARRIOR MET COAL INC | HCC | 93627C101 | $487.0K | 0.32% | 6,000 | SH |
| 39 | CRESCENT ENERGY COMPANY | CRGY | 44952J104 | $441.9K | 0.29% | 45,000 | SH |
| 40 | MBX BIOSCIENCES INC | MBX | 55287L101 | $441.6K | 0.29% | 8,000 | SH |
| 41 | KEEL INFRASTRUCTURE CORP | KEEL | 486917107 | $427.6K | 0.28% | 74,500 | SH |
| 42 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | $424.5K | 0.28% | 30,000 | SH |
| 43 | CORVUS PHARMACEUTICALS INC | CRVS | 221015100 | $403.4K | 0.26% | 27,000 | SH |
| 44 | ALPHA COGNITION INC | ACOG | 02074J501 | $371.8K | 0.24% | 51,500 | SH |
| 45 | KYVERNA THERAPEUTICS INC | KYTX | 501976104 | $356.4K | 0.23% | 40,000 | SH |
| 46 | AXT INC | AXTI | 00246W103 | $353.2K | 0.23% | 4,900 | SH |
| 47 | INFLEQTION INC | INFQ | 45676K103 | $333.0K | 0.22% | 25,000 | SH |
| 48 | SCHOLAR ROCK HLDG CORP | SRRK | 80706P103 | $330.0K | 0.22% | 6,000 | SH |
| 49 | UIPATH INC | PATH | 90364P105 | $326.1K | 0.21% | 30,000 | SH |
| 50 | ADLAI NORTYE LTD | ANL | 00704R109 | $310.5K | 0.20% | 27,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-29 | $153.1M | 62 | 0001636587-26-000064 |
| 2026-03-31 | 2026-05-08 | $127.2M | 56 | 0001636587-26-000028 |
| 2025-12-31 | 2026-02-17 | $123.7M | 59 | 0001636587-26-000006 |