Q2 2025 · 13F-HR
ARDSLEY ADVISORY PARTNERS LPholdings as filed
Filed 2025-08-14 · accession 0001172661-25-003308
$760.6M
Reported value
145
Positions
2025-06-30
Period end
The Brief · ARDSLEY ADVISORY PARTNERS LP · Q2 2025
AI · grounded in 13F
ARDSLEY ADVISORY PARTNERS LP established a new position in FLR valued at $44.66M. The fund also initiated new stakes in MRVL for $34.68M and SPY for $30.89M. Additional new positions include MSFT at $24.37M and NVDA at $23.80M. The fund ended the period with 128 positions and total AUM of $760.62M.
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 343412102 | FLR | FLUOR CORP NEW | $40.8M | 5.37% | 796,000 | Common | SOLE |
| 573874104 | MRVL | MARVELL TECHNOLOGY INC | $34.7M | 4.56% | 448,000 | PUT | SOLE |
| 78462F103 | SPY | SPDR S&P 500 ETF TR | $30.9M | 4.06% | 50,000 | CALL | SOLE |
| 67066G104 | NVDA | NVIDIA CORPORATION | $23.8M | 3.13% | 151,000 | Common | SOLE |
| 040413205 | ANET | ARISTA NETWORKS INC | $22.3M | 2.93% | 218,000 | Common | SOLE |
| 007903107 | AMD | ADVANCED MICRO DEVICES INC | $22.0M | 2.89% | 155,000 | PUT | SOLE |
| 68389X105 | ORCL | ORACLE CORP | $21.9M | 2.87% | 100,000 | Common | SOLE |
| 11135F101 | AVGO | BROADCOM INC | $21.2M | 2.79% | 77,000 | Common | SOLE |
| 15101Q207 | CLS | CELESTICA INC | $21.1M | 2.77% | 135,000 | Common | SOLE |
| 594918104 | MSFT | MICROSOFT CORP | $20.9M | 2.75% | 42,000 | Common | SOLE |
| 042068205 | ARM | ARM HOLDINGS PLC | $17.4M | 2.29% | 107,500 | Common | SOLE |
| 023135106 | AMZN | AMAZON COM INC | $13.8M | 1.82% | 63,000 | Common | SOLE |
| 00827B106 | AFRM | AFFIRM HLDGS INC | $13.5M | 1.78% | 197,000 | Common | SOLE |
| 05605H100 | BWXT | BWX TECHNOLOGIES INC | $12.2M | 1.61% | 85,000 | Common | SOLE |
| 444859102 | HUM | HUMANA INC | $12.2M | 1.61% | 50,000 | Common | SOLE |
| 81762P102 | NOW | SERVICENOW INC | $11.8M | 1.55% | 11,500 | Common | SOLE |
| 64110L106 | NFLX | NETFLIX INC | $11.4M | 1.50% | 8,500 | Common | SOLE |
| G4766E116 | INDV | INDIVIOR PLC | $10.7M | 1.40% | 725,000 | Common | SOLE |
| 02079K107 | GOOG | ALPHABET INC | $10.3M | 1.35% | 58,000 | Common | SOLE |
| G87052109 | TEL | TE CONNECTIVITY PLC | $10.0M | 1.32% | 59,500 | Common | SOLE |
| 60471A101 | MIR | MIRION TECHNOLOGIES INC | $10.0M | 1.31% | 463,220 | Common | SOLE |
| 44812J104 | HUT | HUT 8 CORP | $9.8M | 1.28% | 525,000 | Common | SOLE |
| 23834J201 | DAVE | DAVE INC | $9.4M | 1.24% | 35,000 | Common | SOLE |
| 171779309 | CIEN | CIENA CORP | $8.9M | 1.18% | 110,000 | Common | SOLE |
| 55955D100 | MGNI | MAGNITE INC | $8.9M | 1.17% | 370,000 | Common | SOLE |
| 82835W108 | SPRY | ARS PHARMACEUTICALS INC | $8.3M | 1.09% | 475,000 | Common | SOLE |
| 219350105 | GLW | CORNING INC | $8.0M | 1.05% | 152,000 | Common | SOLE |
| 01438T106 | ALDX | ALDEYRA THERAPEUTICS INC | $7.9M | 1.03% | 2,050,000 | Common | SOLE |
| 19247G107 | COHR | COHERENT CORP | $7.8M | 1.02% | 87,000 | Common | SOLE |
| 21874A106 | CORZ | CORE SCIENTIFIC INC NEW | $7.7M | 1.01% | 450,000 | Common | SOLE |
| 126650100 | CVS | CVS HEALTH CORP | $7.6M | 1.00% | 110,000 | Common | SOLE |
| M2682V108 | CYBR | CYBERARK SOFTWARE LTD | $7.4M | 0.97% | 18,150 | Common | SOLE |
| 81663L200 | WGS | GENEDX HOLDINGS CORP | $7.4M | 0.97% | 80,000 | Common | SOLE |
| G33856108 | GSM | FERROGLOBE PLC | $7.4M | 0.97% | 2,007,595 | Common | SOLE |
| 000899104 | ADMA | ADMA BIOLOGICS INC | $7.3M | 0.96% | 400,000 | Common | SOLE |
| 88080T104 | WULF | TERAWULF INC | $7.2M | 0.95% | 1,650,000 | Common | SOLE |
| 30303M102 | META | META PLATFORMS INC | $7.0M | 0.92% | 9,500 | Common | SOLE |
| G6683N103 | NU | NU HLDGS LTD | $6.9M | 0.90% | 500,000 | Common | SOLE |
| 82509L107 | SHOP | SHOPIFY INC | $6.9M | 0.90% | 59,400 | Common | SOLE |
| 881624209 | TEVA | TEVA PHARMACEUTICAL INDS LTD | $6.7M | 0.88% | 400,000 | Common | SOLE |
| 86881A100 | SGRY | SURGERY PARTNERS INC | $6.7M | 0.88% | 300,000 | Common | SOLE |
| G5960L103 | MDT | MEDTRONIC PLC | $6.1M | 0.80% | 70,000 | Common | SOLE |
| 65341B106 | XIFR | XPLR INFRASTRUCTURE LP | $6.0M | 0.79% | 730,000 | Common | SOLE |
| 8676EP108 | STKL | SUNOPTA INC | $5.9M | 0.78% | 1,020,000 | Common | SOLE |
| 75960P104 | RELY | REMITLY GLOBAL INC | $5.6M | 0.74% | 300,000 | Common | SOLE |
| 26142V105 | DKNG | DRAFTKINGS INC NEW | $5.4M | 0.70% | 125,000 | Common | SOLE |
| 464288224 | ICLN | ISHARES TR | $5.2M | 0.69% | 400,000 | CALL | SOLE |
| 98980G102 | ZS | ZSCALER INC | $5.0M | 0.66% | 16,000 | Common | SOLE |
| 336433107 | FSLR | FIRST SOLAR INC | $5.0M | 0.65% | 30,000 | CALL | SOLE |
| 58733R102 | MELI | MERCADOLIBRE INC | $4.7M | 0.62% | 1,800 | Common | SOLE |
| 007973100 | AEIS | ADVANCED ENERGY INDS | $4.6M | 0.61% | 35,000 | Common | SOLE |
| 46429B614 | SMIN | ISHARES TR | $4.6M | 0.61% | 60,000 | Common | SOLE |
| G1117K114 | BIOX | BIOCERES CROP SOLUTIONS CORP | $4.4M | 0.58% | 993,614 | Common | SOLE |
| 042068205 | ARM | ARM HOLDINGS PLC | $4.0M | 0.53% | 25,000 | CALL | SOLE |
| 697435105 | PANW | PALO ALTO NETWORKS INC | $4.0M | 0.52% | 19,500 | Common | SOLE |
| 861012102 | STM | STMICROELECTRONICS N V | $4.0M | 0.52% | 130,000 | Common | SOLE |
| 343412102 | FLR | FLUOR CORP NEW | $3.8M | 0.51% | 75,000 | CALL | SOLE |
| 767292105 | RIOT | RIOT PLATFORMS INC | $3.7M | 0.48% | 325,000 | Common | SOLE |
| 248356107 | DNN | DENISON MINES CORP | $3.6M | 0.48% | 2,000,000 | Common | SOLE |
| 10950A106 | BTSG | BRIGHTSPRING HEALTH SVCS INC | $3.5M | 0.47% | 150,000 | Common | SOLE |
| 594918104 | MSFT | MICROSOFT CORP | $3.5M | 0.46% | 7,000 | PUT | SOLE |
| 46138G706 | TAN | INVESCO EXCH TRADED FD TR II | $3.4M | 0.45% | 100,000 | CALL | SOLE |
| Y2573F102 | FLEX | FLEX LTD | $3.4M | 0.45% | 68,000 | Common | SOLE |
| 518415104 | LSCC | LATTICE SEMICONDUCTOR CORP | $3.2M | 0.42% | 65,000 | Common | SOLE |
| 553368101 | MP | MP MATERIALS CORP | $3.2M | 0.42% | 95,000 | Common | SOLE |
| 22788C105 | CRWD | CROWDSTRIKE HLDGS INC | $3.1M | 0.40% | 6,000 | PUT | SOLE |
| 68628V308 | ORN | ORION GROUP HLDGS INC | $2.9M | 0.39% | 325,000 | Common | SOLE |
| 093712107 | BE | BLOOM ENERGY CORP | $2.9M | 0.38% | 120,000 | Common | SOLE |
| 13321L108 | CCJ | CAMECO CORP | $2.8M | 0.37% | 38,000 | Common | SOLE |
| 03831W108 | APP | APPLOVIN CORP | $2.8M | 0.37% | 8,000 | Common | SOLE |
| 642045108 | AESI | ATLAS ENERGY SOLUTIONS INC | $2.7M | 0.35% | 200,000 | Common | SOLE |
| 03213A104 | AMPL | AMPLITUDE INC | $2.6M | 0.34% | 210,000 | Common | SOLE |
| 86771W105 | RUN | SUNRUN INC | $2.5M | 0.33% | 310,000 | Common | SOLE |
| 336433107 | FSLR | FIRST SOLAR INC | $2.5M | 0.33% | 15,000 | Common | SOLE |
| 052769106 | ADSK | AUTODESK INC | $2.5M | 0.33% | 8,000 | Common | SOLE |
| 896945201 | TRIP | TRIPADVISOR INC | $2.5M | 0.32% | 189,000 | Common | SOLE |
| 595112103 | MU | MICRON TECHNOLOGY INC | $2.5M | 0.32% | 20,000 | PUT | SOLE |
| 770700102 | HOOD | ROBINHOOD MKTS INC | $2.4M | 0.32% | 26,000 | Common | SOLE |
| N07059210 | ASML | ASML HOLDING N V | $2.4M | 0.32% | 3,000 | PUT | SOLE |
| 70450Y103 | PYPL | PAYPAL HLDGS INC | $2.2M | 0.29% | 30,000 | Common | SOLE |
| 443573100 | HUBS | HUBSPOT INC | $2.2M | 0.29% | 4,000 | PUT | SOLE |
| G98196101 | W9N0 | WNS HLDGS LTD | $2.2M | 0.29% | 35,000 | Common | SOLE |
| G1151C101 | ACN | ACCENTURE PLC IRELAND | $2.1M | 0.28% | 7,000 | PUT | SOLE |
| 518415104 | LSCC | LATTICE SEMICONDUCTOR CORP | $2.1M | 0.27% | 42,000 | CALL | SOLE |
| 654902204 | NOK | NOKIA CORP | $2.0M | 0.26% | 380,000 | Common | SOLE |
| 92189F676 | SMH | VANECK ETF TRUST | $2.0M | 0.26% | 7,000 | PUT | SOLE |
| 74319B502 | PROF | PROFOUND MED CORP | $1.9M | 0.26% | 330,000 | Common | SOLE |
| 337738108 | FISV | FISERV INC | $1.8M | 0.23% | 10,300 | Common | SOLE |
| 18539C204 | CWEN | CLEARWAY ENERGY INC | $1.8M | 0.23% | 55,000 | Common | SOLE |
| 512807306 | LRCX | LAM RESEARCH CORP | $1.8M | 0.23% | 18,000 | PUT | SOLE |
| 10316T104 | BOX | BOX INC | $1.7M | 0.22% | 50,000 | CALL | SOLE |
| 10316T104 | BOX | BOX INC | $1.6M | 0.21% | 47,500 | Common | SOLE |
| 562750109 | MANH | MANHATTAN ASSOCIATES INC | $1.6M | 0.21% | 8,200 | Common | SOLE |
| 86771W105 | RUN | SUNRUN INC | $1.6M | 0.21% | 197,500 | CALL | SOLE |
| 771049103 | RBLX | ROBLOX CORP | $1.6M | 0.21% | 15,000 | Common | SOLE |
| 913915104 | UTI | UNIVERSAL TECHNICAL INST INC | $1.5M | 0.20% | 45,000 | PUT | SOLE |
| 41068X100 | HASI | HA SUSTAINABLE INFRA CAP INC | $1.5M | 0.19% | 55,000 | Common | SOLE |
| 880770102 | TER | TERADYNE INC | $1.4M | 0.19% | 15,900 | Common | SOLE |
| 44812J104 | HUT | HUT 8 CORP | $1.4M | 0.18% | 75,000 | CALL | SOLE |
| 88080T104 | WULF | TERAWULF INC | $1.3M | 0.17% | 300,000 | CALL | SOLE |
| 34354P105 | FLS | FLOWSERVE CORP | $1.3M | 0.17% | 25,000 | Common | SOLE |
| 21874A106 | CORZ | CORE SCIENTIFIC INC NEW | $1.3M | 0.17% | 75,000 | CALL | SOLE |
| 82489W107 | SHLS | SHOALS TECHNOLOGIES GROUP IN | $1.3M | 0.17% | 300,000 | Common | SOLE |
| 30049H102 | EVLV | EVOLV TECHNOLOGIES HLDNGS IN | $1.2M | 0.16% | 200,000 | Common | SOLE |
| 654902204 | NOK | NOKIA CORP | $1.2M | 0.16% | 240,000 | CALL | SOLE |
| 35953C106 | FIP | FTAI INFRASTRUCTURE INC | $1.2M | 0.16% | 200,000 | Common | SOLE |
| 01609W102 | BABA | ALIBABA GROUP HLDG LTD | $1.1M | 0.15% | 10,000 | Common | SOLE |
| 89346D107 | TAC | TRANSALTA CORP | $1.1M | 0.15% | 105,000 | Common | SOLE |
| 02156V109 | OKLO | OKLO INC | $1.1M | 0.15% | 20,000 | Common | SOLE |
| 03945R102 | ACHR | ARCHER AVIATION INC | $1.1M | 0.14% | 100,000 | Common | SOLE |
| 34379V103 | FLNC | FLUENCE ENERGY INC | $1.1M | 0.14% | 160,000 | Common | SOLE |
| 00130H105 | AES | AES CORP | $1.1M | 0.14% | 100,000 | Common | SOLE |
| 45827U109 | INTA | INTAPP INC | $1.0M | 0.14% | 20,000 | PUT | SOLE |
| 184499101 | CLNE | CLEAN ENERGY FUELS CORP | $975,000 | 0.13% | 500,000 | CALL | SOLE |
| G25457105 | CRDO | CREDO TECHNOLOGY GROUP HOLDI | $925,900 | 0.12% | 10,000 | PUT | SOLE |
| 714266103 | PPTA | PERPETUA RESOURCES CORP | $910,500 | 0.12% | 75,000 | Common | SOLE |
| 82489W107 | SHLS | SHOALS TECHNOLOGIES GROUP IN | $850,000 | 0.11% | 200,000 | CALL | SOLE |
| 87162W100 | SNX | TD SYNNEX CORPORATION | $814,200 | 0.11% | 6,000 | Common | SOLE |
| 629377508 | NRG | NRG ENERGY INC | $802,900 | 0.11% | 5,000 | Common | SOLE |
| 896945201 | TRIP | TRIPADVISOR INC | $783,000 | 0.10% | 60,000 | CALL | SOLE |
| 72703X106 | PL | PLANET LABS PBC | $762,500 | 0.10% | 125,000 | Common | SOLE |
| 73931J109 | AIOT | POWERFLEET INC | $754,250 | 0.10% | 175,000 | Common | SOLE |
| 17253J106 | CIFR | CIPHER MINING INC | $717,000 | 0.09% | 150,000 | Common | SOLE |
| 775133101 | ROG | ROGERS CORP | $684,800 | 0.09% | 10,000 | Common | SOLE |
| 79589L106 | IOT | SAMSARA INC | $676,260 | 0.09% | 17,000 | PUT | SOLE |
| 88162F105 | TTI | TETRA TECHNOLOGIES INC DEL | $588,000 | 0.08% | 175,000 | Common | SOLE |
| 04206A101 | ARLO | ARLO TECHNOLOGIES INC | $576,640 | 0.08% | 34,000 | PUT | SOLE |
| 88339J105 | TTD | THE TRADE DESK INC | $575,920 | 0.08% | 8,000 | PUT | SOLE |
| 98956A105 | ZETA | ZETA GLOBAL HOLDINGS CORP | $573,130 | 0.08% | 37,000 | PUT | SOLE |
| 83418M103 | SEI | SOLARIS ENERGY INFRAS INC | $565,800 | 0.07% | 20,000 | Common | SOLE |
| M5216V106 | GLBE | GLOBAL E ONLINE LTD | $536,640 | 0.07% | 16,000 | Common | SOLE |
| 852234103 | XYZ | BLOCK INC | $475,510 | 0.06% | 7,000 | Common | SOLE |
| 15643U104 | LEU | CENTRUS ENERGY CORP | $457,950 | 0.06% | 2,500 | Common | SOLE |
| 74467Q103 | PUBM | PUBMATIC INC | $435,400 | 0.06% | 35,000 | Common | SOLE |
| 72919P202 | PLUG | PLUG POWER INC | $372,575 | 0.05% | 250,000 | Common | SOLE |
| 03213A104 | AMPL | AMPLITUDE INC | $372,000 | 0.05% | 30,000 | CALL | SOLE |
| 682189105 | ON | ON SEMICONDUCTOR CORP | $366,870 | 0.05% | 7,000 | PUT | SOLE |
| 65340P106 | NXE | NEXGEN ENERGY LTD | $347,309 | 0.05% | 50,000 | Common | SOLE |
| G037AX101 | AMBA | AMBARELLA INC | $330,325 | 0.04% | 5,000 | Common | SOLE |
| 393222104 | GPRE | GREEN PLAINS INC | $301,500 | 0.04% | 50,000 | Common | SOLE |
| 184499101 | CLNE | CLEAN ENERGY FUELS CORP | $195,000 | 0.03% | 100,000 | Common | SOLE |
| 72703X106 | PL | PLANET LABS PBC | $183,000 | 0.02% | 30,000 | CALL | SOLE |
| M5216V106 | GLBE | GLOBAL E ONLINE LTD | $134,160 | 0.02% | 4,000 | CALL | SOLE |
| 04271T100 | ARRY | ARRAY TECHNOLOGIES INC | $118,000 | 0.02% | 20,000 | Common | SOLE |
| 058586108 | BLDP | BALLARD PWR SYS INC NEW | $79,500 | 0.01% | 50,000 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.