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Super Investors ACT CAPITAL MANAGEMENT, LLC
AC

ACT CAPITAL MANAGEMENT, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$153M
Positions
62
Quarter ended
June 30, 2026
Filed
July 29, 2026

Reported portfolio value by quarter (9 quarters reported)

$195M $71.5M
Q2 21 Q4 21 Q2 22 Q4 25 Q2 26

$195M in Q2 2021 → $153M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Krystal Biotech Inc 10.9% Trimmed 26% 45,000 $16.7M
Tg Therapeutics Inc 9.0% Added 0.8% 251,025 $13.8M
Abivax Sa 8.4% Added 37% 97,000 $12.9M
Chevron Corp 8.1% Unchanged 75,000 $12.4M
Exxon Mobil Corp 7.0% Added 12% 78,500 $10.7M
Arrowhead Pharmaceuticals Inc 5.9% Added 33% 110,100 $8.97M
Viking Therapeutics Inc 5.3% Unchanged 209,300 $8.16M
Celcuity Inc 4.2% Trimmed 32% 62,150 $6.5M
Nektar Therapeutics 4.1% Added 26% 89,300 $6.23M
Tesla Inc 3.0% New 10,800 $4.54M
Cytokinetics Inc 2.6% Trimmed 26% 47,500 $4.05M
Ast Spacemobile Inc 2.5% New 43,500 $3.87M
Palvella Therapeutics Inc 2.2% New 22,500 $3.44M
Amazon.com Inc 2.0% Trimmed 61% 12,900 $3.07M
Nuvation Bio Inc 1.9% Added 79% 520,000 $2.95M
Xenon Pharmaceuticals Inc 1.9% Added 43% 48,000 $2.9M
ET Energy Transfer L P 1.7% Unchanged 133,100 $2.54M
Bloom Energy Corp 1.5% Added 67% 7,500 $2.27M
Freeport-mcmoran Inc 1.3% Trimmed 16% 32,500 $2.04M
Nebius Group Nv 1.2% New 6,800 $1.88M
Alumis Inc 0.9% Trimmed 70% 51,600 $1.45M
Ambarella Inc 0.9% New 16,000 $1.37M
Cerebras Systems Inc 0.8% New 5,600 $1.24M
Definium Therapeutics Inc 0.8% New 25,000 $1.18M
N Nokia Corp 0.7% New 82,000 $1.09M
Kura Oncology Inc 0.6% Added 20% 88,900 $975K
Praxis Precision Medicines Inc 0.6% Unchanged 2,700 $904K
Applied Optoelectronics Inc 0.6% Trimmed 77% 6,000 $889K
Cameco Corp 0.6% New 8,400 $856K
Monte Rosa Therapeutics Inc 0.6% Added 56% 35,000 $847K
Regenxbio Inc 0.5% Added 21% 67,500 $809K
Mineralys Therapeutics Inc 0.5% New 28,100 $758K
GB Grayscale Bitcoin Trust ETF 0.5% Unchanged 15,400 $701K
Vir Biotechnology Inc 0.4% Unchanged 64,300 $655K
Palisade Bio Inc 0.4% Added 19% 307,500 $643K
Palantir Technologies Inc 0.4% New 5,500 $642K
On Semiconductor Corp 0.4% New 6,000 $567K
Warrior Met Coal Inc 0.3% Unchanged 6,000 $487K
Crescent Energy Company 0.3% Unchanged 45,000 $442K
Mbx Biosciences Inc 0.3% Trimmed 11% 8,000 $442K
Keel Infrastructure Corp 0.3% New 74,500 $428K
Compass Pathways PLC 0.3% Added 94% 30,000 $425K
Corvus Pharmaceuticals Inc 0.3% New 27,000 $403K
Alpha Cognition Inc 0.2% Unchanged 51,500 $372K
Kyverna Therapeutics Inc 0.2% Added 33% 40,000 $356K
Axt Inc 0.2% New 4,900 $353K
Infleqtion Inc 0.2% New 25,000 $333K
SR Scholar Rock Hldg Corp 0.2% Trimmed 44% 6,000 $330K
Uipath Inc 0.2% Trimmed 40% 30,000 $326K
AN Adlai Nortye Ltd 0.2% New 27,000 $311K
Ondas Inc 0.2% Unchanged 37,500 $309K
AP Arko Pete Corp 0.2% Unchanged 15,000 $283K
Ryerson Holding Corp 0.2% Added 3.7% 11,200 $276K
Genedx Holdings Corp 0.2% Trimmed 50% 4,000 $275K
CE Capstone Energy Plus, Inc. 0.2% New 27,500 $253K
Micron Technology Inc 0.2% Trimmed 87% 200 $231K
Terra Innovatum Global Nv 0.1% Unchanged 45,000 $221K
Vivopower PLC 0.1% New 42,500 $220K
SE Space Expl Technologies Corp 0.1% New 800 $137K
Lightspeed Commerce Inc 0.1% Unchanged 12,500 $131K

Showing top 60 of 62 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed July 29, 2026

Company Action Shares changed Value of change % of portfolio
Krystal Biotech Inc Trimmed −15,477 −$5.75M 10.9%
Amazon.com Inc Trimmed −20,100 −$4.79M 2.0%
Tesla Inc New +10,800 +$4.54M 3.0%
Ast Spacemobile Inc New +43,500 +$3.87M 2.5%
Abivax Sa Added +26,100 +$3.48M 8.4%
Alumis Inc Trimmed −122,650 −$3.45M 0.9%
Palvella Therapeutics Inc New +22,500 +$3.44M 2.2%
Celcuity Inc Trimmed −29,525 −$3.09M 4.2%
Applied Optoelectronics Inc Trimmed −19,900 −$2.95M 0.6%
Arrowhead Pharmaceuticals Inc Added +27,600 +$2.25M 5.9%

Showing the 10 largest of 61 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 08, 2026

Company Action Shares changed Value of change % of portfolio
Alumis Inc New +174,250 +$3.84M 3.0%
Celcuity Inc Added +28,260 +$3.23M 8.2%
CC Celcuity Inc Com Mar 20 26 $50 Call (celc) Exited −30,500 −$3.04M —
Structure Therapeutics Inc Exited −38,500 −$2.68M —
Figure Technology Solutions, Inc Exited −57,500 −$2.35M —
Spotify Technology S.a. Exited −4,000 −$2.32M —
Freeport-mcmoran Inc New +38,500 +$2.26M 1.8%
Applied Optoelectronics Inc New +25,900 +$2.19M 1.7%
Exxon Mobil Corp Trimmed −12,500 −$2.12M 9.3%
Xenon Pharmaceuticals Inc New +33,500 +$1.95M 1.5%

Showing the 10 largest of 66 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
A Abivax New +63,900 +$8.62M 7.0%
CN Chevron Corp New Added +56,000 +$8.53M 9.7%
Tg Therapeutics Inc New +268,875 +$8.02M 6.5%
Viking Therapeutics Inc New +206,100 +$7.25M 5.9%
Celcuity Inc New +63,415 +$6.33M 5.1%
Amazon.com Inc New +24,600 +$5.68M 4.6%
Nuvation Bio Inc New +610,500 +$5.47M 4.4%
Cytokinetics Inc New +64,500 +$4.1M 3.3%
Staar Surgical Co Trimmed −167,300 −$3.86M 1.0%
Axsome Therapeutics Inc Exited −73,000 −$3.26M —

Showing the 10 largest of 118 changes.

Q3 2022

quarter ended September 30, 2022 · filed November 03, 2022

Company Action Shares changed Value of change % of portfolio
Axsome Therapeutics Inc New +73,000 +$3.26M 4.5%
Adtran Holdings Inc New +150,000 +$2.94M 4.1%
A Adtran Inc Exited −150,000 −$2.63M —
Ideaya Biosciences Inc Exited −173,500 −$2.39M —
Exxon Mobil Corp Added +24,700 +$2.16M 9.8%
AT Arcturus Therapeutics Hldgs Trimmed −106,200 −$1.57M 2.5%
Verona Pharma New +143,500 +$1.47M 2.0%
LP Laredo Petroleum Inc Added +21,100 +$1.33M 2.9%
Lantheus Holdings Inc Exited −12,900 −$852K —
Arrowhead Pharmaceuticals Inc Trimmed −24,500 −$810K 5.0%

Showing the 10 largest of 54 changes.

Q2 2022

quarter ended June 30, 2022 · filed August 12, 2022

Company Action Shares changed Value of change % of portfolio
Exxon Mobil Corp New +56,900 +$4.87M 6.8%
Nvidia Corporation Exited −15,500 −$4.23M —
Arrowhead Pharmaceuticals Inc Trimmed −66,000 −$2.32M 6.6%
CN Chevron Corp New Added +16,000 +$2.32M 3.9%
DE Devon Energy Corp New Added +38,000 +$2.09M 6.4%
Lantheus Holdings Inc Trimmed −27,100 −$1.79M 1.2%
Stratasys Ltd Trimmed −88,500 −$1.66M 1.3%
ET Energy Transfer L P New +127,800 +$1.28M 1.8%
A Adtran Inc Added +65,000 +$1.14M 3.7%
Unity Software Inc New +26,300 +$968K 1.4%

Showing the 10 largest of 60 changes.

Q1 2022

quarter ended March 31, 2022 · filed May 11, 2022

Company Action Shares changed Value of change % of portfolio
AT Arcturus Therapeutics Hldgs Trimmed −226,100 −$6.1M 7.2%
Nvidia Corporation New +15,500 +$4.23M 4.5%
United Therapeutics Corp Exited −13,500 −$2.92M —
DE Devon Energy Corp New New +44,500 +$2.63M 2.8%
Meta Platforms Inc Exited −7,500 −$2.52M —
Vir Biotechnology Inc Exited −58,000 −$2.43M —
Lantheus Holdings Inc New +40,000 +$2.21M 2.3%
Staar Surgical Co Trimmed −20,000 −$1.6M 20.1%
PC Pubmatic Inc Com Cl A Exited −45,000 −$1.53M —
Aurinia Pharmaceuticals Inc Trimmed −121,000 −$1.5M 0.9%

Showing the 10 largest of 56 changes.

Q4 2021

quarter ended December 31, 2021 · filed February 03, 2022

Company Action Shares changed Value of change % of portfolio
TT Trillium Therapeutics Inc Exited −466,000 −$8.18M —
AH Affirm Hldgs Inc Exited −24,500 −$2.92M —
HJ Hancock Jaffe Laboratories I Exited −262,500 −$2.73M —
A Adtran Inc New +115,000 +$2.63M 1.9%
Meta Platforms Inc New +7,500 +$2.52M 1.8%
Vir Biotechnology Inc New +58,000 +$2.43M 1.8%
NC Nuance Communications Inc Exited −37,500 −$2.06M —
Airsculpt Technologies Inc New +101,500 +$1.75M 1.3%
UH Upstart Hldgs Inc Trimmed −11,500 −$1.74M 0.6%
EM Envveno Med Corp New +262,500 +$1.73M 1.3%

Showing the 10 largest of 89 changes.

Q3 2021

quarter ended September 30, 2021 · filed November 16, 2021

Company Action Shares changed Value of change % of portfolio
Inmune Bio Inc New +275,000 +$5.34M 2.8%
Staar Surgical Co Added +36,600 +$4.7M 17.9%
CS Cassava Sciences Inc Exited −45,000 −$3.85M —
Unity Software Inc Trimmed −28,100 −$3.55M 0.1%
BH The Beauty Health Company Exited −172,750 −$2.9M —
HJ Hancock Jaffe Laboratories I New +262,500 +$2.73M 1.4%
FN F5 Networks Inc Exited −14,500 −$2.71M —
Ideaya Biosciences Inc Added +104,300 +$2.66M 2.3%
UH Upstart Hldgs Inc Trimmed −7,700 −$2.44M 2.8%
AH Affirm Hldgs Inc Added +19,500 +$2.32M 1.5%

Showing the 10 largest of 94 changes.

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