13F-HR filed by ARDSLEY ADVISORY PARTNERS LP
ARDSLEY ADVISORY PARTNERS LP filed this 13F-HR for the quarter ended 2025-12-31, filed 2026-02-17, with 142 holding rows worth $911,130,100.
- Accession
- 0001172661-26-000864
- Filer
- CIK 900529
- Filed
- 2026-02-17
- Accepted by EDGAR
- acceptance time not in the bulk data set
- Ingested
- Source
- SEC quarterly data set
13F report for Q4 2025
A holdings report, 142 entries on the cover page, a total value of $911,130,100 stated on the cover page (in dollars after the unit check, H1), rows summing to $911,130,100 with VALUE read as dollars as filed, 13F file number 028-04639. The quarter's positions are built on this report. The resolved quarter.
The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).
| Issuer as filed | CUSIP | Class | Amount | Value | Value read as | Type |
|---|---|---|---|---|---|---|
| Eli Lilly and Company | 532457108 | COM | 40,000 | $42,987,200 | dollars as filed | |
| FIRST SOLAR INC COM | 336433107 | Stock | 117,500 | $30,694,525 | dollars as filed | |
| LUMENTUM HLDGS INC COM | 55024U109 | Stock | 80,000 | $29,487,200 | dollars as filed | |
| Broadcom Inc. | 11135F101 | COM | 84,000 | $29,080,800 | dollars as filed | |
| SUNRUN INC | 86771W105 | COM | 1,480,000 | $27,232,000 | dollars as filed | |
| NVIDIA Corp | 67066G104 | COM | 125,000 | $23,312,500 | dollars as filed | |
| ARGENX SE SPONSORED ADR | 04016X101 | ADR | 24,000 | $20,182,800 | dollars as filed | |
| iShares Silver Trust | 46428Q109 | COM | 295,000 | $18,989,150 | dollars as filed | |
| TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS | 881624209 | ADR | 580,000 | $18,101,800 | dollars as filed | |
| Alphabet Inc. Reg. Shares C | 02079K107 | COM | 57,000 | $17,886,600 | dollars as filed | |
| SEMTECH CORP COM | 816850101 | Stock | 237,000 | $17,464,530 | dollars as filed | |
| Broadcom Inc. | 11135F101 | COM | 50,000 | $17,305,000 | dollars as filed | call |
| TE CONNECTIVITY PLC ORD SHS | G87052109 | Stock | 73,500 | $16,721,985 | dollars as filed | |
| HUT 8 CORP | 44812J104 | COM | 360,000 | $16,538,400 | dollars as filed | |
| SEZZLE INC | 78435P105 | COM | 245,000 | $15,551,375 | dollars as filed | |
| ADVANCED ENERGY INDS COM | 007973100 | Stock | 73,000 | $15,284,010 | dollars as filed | |
| TERAWULF INC | 88080T104 | COM | 1,165,000 | $13,385,850 | dollars as filed | |
| SanDisk Corporation | 80004C200 | COM | 56,000 | $13,293,280 | dollars as filed | |
| BRIGHTSPRING HEALTH SVCS | 10950A106 | COM | 350,000 | $13,107,500 | dollars as filed | |
| ARISTA NETWORKS INC | 040413205 | COM | 100,000 | $13,103,000 | dollars as filed | |
| SHOPIFY INC | 82509L107 | CL A SUB VTG SHS | 78,400 | $12,621,616 | dollars as filed | |
| Amazon.com, Inc | 023135106 | COM | 54,000 | $12,469,140 | dollars as filed | |
| TERADYNE INC COM | 880770102 | Stock | 60,000 | $11,613,600 | dollars as filed | |
| ALAMOS GOLD INC COM CL A | 011532108 | Stock | 300,000 | $11,574,000 | dollars as filed | |
| DENISON MINES CORP | 248356107 | COM | 4,100,000 | $10,906,000 | dollars as filed | |
| Microsoft Corp | 594918104 | COM | 22,200 | $10,735,920 | dollars as filed | |
| NU HLDGS LTD | G6683N103 | ORD SHS CL A | 640,000 | $10,707,200 | dollars as filed | |
| Texas Instruments Incorporated | 882508104 | COM | 60,000 | $10,409,400 | dollars as filed | |
| NEXGEN ENERGY LTD COM | 65340P106 | Stock | 1,125,000 | $10,346,736 | dollars as filed | |
| FERROGLOBE PLC | G33856108 | SHS | 2,120,000 | $9,836,800 | dollars as filed | |
| ISHARES MSCI INDIA SMALL-CAP ETF | 46429B614 | ETF | 140,000 | $9,787,400 | dollars as filed | |
| Oracle Corporation | 68389X105 | COM | 48,000 | $9,355,680 | dollars as filed | call |
| ARM HOLDINGS PLC | 042068205 | SPONSORED ADS | 85,000 | $9,291,350 | dollars as filed | call |
| TWILIO INC CL A | 90138F102 | Stock | 62,500 | $8,890,000 | dollars as filed | |
| Salesforce.com, Inc | 79466L302 | COM | 33,000 | $8,733,120 | dollars as filed | |
| MONGODB INC CL A | 60937P106 | Stock | 20,750 | $8,694,250 | dollars as filed | |
| JAZZ PHARMACEUTICALS PLC SHS USD | G50871105 | Stock | 50,000 | $8,500,000 | dollars as filed | |
| VIAVI SOLUTIONS INC | 925550105 | COM | 440,000 | $7,840,800 | dollars as filed | |
| MIRION TECHNOLOGIES INC | 60471A101 | COM CL A | 325,000 | $7,611,500 | dollars as filed | |
| ALDEYRA THERAPEUTICS INC | 01438T106 | COM | 1,450,000 | $7,511,000 | dollars as filed | |
| Airbnb, Inc. Class A | 009066101 | COM | 55,000 | $7,464,600 | dollars as filed | call |
| BROOKDALE SR LIVING INC | 112463104 | COM | 690,000 | $7,445,100 | dollars as filed | call |
| EBAY INC. COM | 278642103 | Stock | 85,000 | $7,403,500 | dollars as filed | |
| iShares S&P Global Clean Energy Index Fund | 464288224 | COM | 450,000 | $7,393,500 | dollars as filed | call |
| PALO ALTO NETWORKS INC | 697435105 | COM | 40,000 | $7,368,000 | dollars as filed | |
| GENEDX HOLDINGS CORP | 81663L200 | COM CL A | 55,000 | $7,153,300 | dollars as filed | |
| ONTO INNOVATION INC COM | 683344105 | Stock | 43,500 | $6,866,910 | dollars as filed | |
| SANMINA CORP COM | 801056102 | Stock | 45,200 | $6,783,164 | dollars as filed | |
| CVS Health Corporation | 126650100 | COM | 85,000 | $6,745,600 | dollars as filed | |
| BELLRING BRANDS INC COMMON STOCK | 07831C103 | Stock | 240,000 | $6,415,200 | dollars as filed | |
| EOS ENERGY ENTERPRISES INC COM CL A | 29415C101 | Stock | 555,000 | $6,360,300 | dollars as filed | |
| LATTICE SEMICONDUCTOR CORP COM | 518415104 | Stock | 86,000 | $6,327,880 | dollars as filed | |
| THETRADEDESKINCCLASSCLASSA | 88339J105 | STOK | 165,000 | $6,263,400 | dollars as filed | put |
| Oracle Corporation | 68389X105 | COM | 30,000 | $5,847,300 | dollars as filed | |
| RH | 74967X103 | COM | 30,000 | $5,374,500 | dollars as filed | |
| PALO ALTO NETWORKS INC | 697435105 | COM | 29,000 | $5,341,800 | dollars as filed | call |
| VERACYTE INC COM | 92337F107 | Stock | 125,000 | $5,262,500 | dollars as filed | |
| ARISTA NETWORKS INC | 040413205 | COM | 40,000 | $5,241,200 | dollars as filed | call |
| CLEARWAY ENERGY INC CL C | 18539C204 | Stock | 150,000 | $4,989,000 | dollars as filed | |
| TENET HEALTHCARE CORP COM NEW | 88033G407 | Stock | 25,000 | $4,968,000 | dollars as filed | |
| INVESCO EXCH TRADED FD TR II | 46138G706 | SOLAR ETF | 100,000 | $4,912,000 | dollars as filed | call |
| BLUE OWL CAPITAL INC COM CL A | 09581B103 | Stock | 325,000 | $4,855,500 | dollars as filed | |
| Salesforce.com, Inc | 79466L302 | COM | 18,000 | $4,768,380 | dollars as filed | call |
| DELL TECHNOLOGIES INC CL C | 24703L202 | Stock | 36,000 | $4,531,680 | dollars as filed | put |
| XPLR INFRASTRUCTURE LP | 65341B106 | COM UNIT PART IN | 450,000 | $4,500,000 | dollars as filed | |
| BLOOM ENERGY CORP | 093712107 | COM | 51,000 | $4,431,390 | dollars as filed | |
| DAQO NEW ENERGY CORP. (ADR) | 23703Q203 | SPNSRD ADS NEW | 150,000 | $4,425,000 | dollars as filed | call |
| BWX TECHNOLOGIES INC | 05605H100 | COM | 25,000 | $4,321,000 | dollars as filed | |
| Utilities Select Sector SPDR Fund | 81369Y886 | SHS | 100,000 | $4,272,000 | dollars as filed | |
| ServiceNow,Inc. | 81762P102 | COM | 26,500 | $4,059,535 | dollars as filed | call |
| ORION GROUP HOLDINGS INC | 68628V308 | COMMON STOCK | 400,000 | $3,976,000 | dollars as filed | |
| BAKER HUGHES COMPANY CL A | 05722G100 | Stock | 85,000 | $3,870,900 | dollars as filed | |
| AVERY DENNISON CORP COM | 053611109 | Stock | 21,000 | $3,819,480 | dollars as filed | |
| NOKIA CORP | 654902204 | SPONSORED ADR | 560,000 | $3,667,000 | dollars as filed | |
| DECKERS OUTDOOR CORP | 243537107 | COM | 35,000 | $3,628,450 | dollars as filed | |
| PROFOUND MED CORP | 74319B502 | COM NEW | 450,000 | $3,541,500 | dollars as filed | |
| Airbnb, Inc. Class A | 009066101 | COM | 26,000 | $3,528,720 | dollars as filed | |
| KRANESHARES TRUST CSI CHI INTERNET | 500767306 | CSI CHI INTERNET | 100,000 | $3,405,000 | dollars as filed | call |
| ORMAT TECHNOLOGIES INC | 686688102 | COM | 30,000 | $3,314,100 | dollars as filed | |
| MASTEC INC COM | 576323109 | Stock | 15,000 | $3,260,550 | dollars as filed | |
| CAMECO CORP COM | 13321L108 | Stock | 35,000 | $3,202,150 | dollars as filed | |
| FLUOR CORP | 343412102 | COM | 79,986 | $3,169,845 | dollars as filed | |
| NXP SEMICONDUCTORS N V COM | N6596X109 | Stock | 14,500 | $3,147,370 | dollars as filed | |
| T1 ENERGY INC COM NEW | 35834F104 | Stock | 465,000 | $3,096,900 | dollars as filed | |
| WILLIAMS COS INC COM | 969457100 | Stock | 50,000 | $3,005,500 | dollars as filed | |
| SANMINA CORP COM | 801056102 | Stock | 20,000 | $3,001,400 | dollars as filed | call |
| WOLFSPEED INC | 97785W106 | COMMON STOCK | 165,000 | $2,872,650 | dollars as filed | |
| HALLIBURTON CO COM | 406216101 | Stock | 100,000 | $2,826,000 | dollars as filed | |
| SUNOPTA INC | 8676EP108 | COM | 690,000 | $2,622,000 | dollars as filed | |
| FIRST SOLAR INC COM | 336433107 | Stock | 10,000 | $2,612,300 | dollars as filed | call |
| DAQO NEW ENERGY CORP. (ADR) | 23703Q203 | SPNSRD ADS NEW | 85,000 | $2,507,500 | dollars as filed | |
| INFOSYS LTD SPONSORED ADR | 456788108 | ADR | 140,000 | $2,494,800 | dollars as filed | put |
| MERCADOLIBREINC | 58733R102 | STOK | 1,200 | $2,417,112 | dollars as filed | |
| ONTO INNOVATION INC COM | 683344105 | Stock | 15,000 | $2,367,900 | dollars as filed | call |
| TRANSALTA CORP | 89346D107 | COM | 180,000 | $2,276,555 | dollars as filed | |
| Intel Corp | 458140100 | COM | 60,000 | $2,214,000 | dollars as filed | call |
| Netflix, Inc | 64110L106 | COM | 23,000 | $2,156,480 | dollars as filed | call |
| SOLUNA HOLDINGS INC | 583543301 | COM NEW | 1,725,000 | $2,018,250 | dollars as filed | |
| NextEra Energy,Inc. | 65339F101 | COM | 25,000 | $2,007,000 | dollars as filed | |
| Intel Corp | 458140100 | COM | 51,000 | $1,881,900 | dollars as filed | |
| SNAP INC | 83304A106 | CL A | 230,000 | $1,856,100 | dollars as filed | call |
| COGNIZANT TECHNOLOGY SOLUTIONS CL A | 192446102 | Stock | 22,000 | $1,826,000 | dollars as filed | |
| ServiceNow,Inc. | 81762P102 | COM | 11,850 | $1,813,169 | dollars as filed | |
| CORNING INC | 219350105 | COM | 20,000 | $1,751,200 | dollars as filed | put |
| HA SUSTAINABLE INFRA CAP INC | 41068X100 | COM | 55,000 | $1,728,650 | dollars as filed | |
| TRIPADVISOR INC | 896945201 | COM | 114,000 | $1,659,840 | dollars as filed | |
| SEMTECH CORP COM | 816850101 | Stock | 22,000 | $1,621,180 | dollars as filed | call |
| SNAP INC | 83304A106 | CL A | 200,000 | $1,614,000 | dollars as filed | |
| AFFIRM HLDGS INC COM CL A | 00827B106 | Stock | 21,000 | $1,556,312 | dollars as filed | |
| GLOBAL-E ONLINE LTD NPV | M5216V106 | SHS | 39,000 | $1,533,090 | dollars as filed | |
| ACUREN CORP | 00510N102 | COM | 150,000 | $1,516,500 | dollars as filed | |
| AMERESCO INC | 02361E108 | CL A | 50,000 | $1,464,500 | dollars as filed | |
| TRIPADVISOR INC | 896945201 | COM | 100,000 | $1,456,000 | dollars as filed | call |
| EPAM SYS INC COM | 29414B104 | Stock | 7,000 | $1,434,160 | dollars as filed | |
| CURTISS WRIGHT CORP COM | 231561101 | Stock | 2,500 | $1,378,175 | dollars as filed | |
| EQT CORP COM | 26884L109 | Stock | 25,000 | $1,340,000 | dollars as filed | |
| META PLATFORMS INC CL A | 30303M102 | COM | 2,000 | $1,320,180 | dollars as filed | |
| ITRON INC COM | 465741106 | Stock | 14,000 | $1,300,040 | dollars as filed | |
| COHERENT CORP COM | 19247G107 | Stock | 7,000 | $1,291,990 | dollars as filed | put |
| ENPHASE ENERGY INC COM | 29355A107 | Stock | 37,500 | $1,203,750 | dollars as filed | |
| IMPINJ INC | 453204109 | COM | 6,500 | $1,131,065 | dollars as filed | |
| COMPASS INC | 20464U100 | CL A | 100,000 | $1,057,000 | dollars as filed | |
| ROKU INC COM CL A | 77543R102 | Stock | 9,000 | $976,320 | dollars as filed | |
| URANIUM ENERGY CORP COM | 916896103 | Stock | 75,000 | $876,000 | dollars as filed | |
| APPLIED OPTOELECTRONICS INC | 03823U102 | COM | 25,000 | $871,500 | dollars as filed | |
| MARVELL TECHNOLOGY INC | 573874104 | COM | 10,000 | $849,800 | dollars as filed | put |
| SUNPOWER INC | 20460L104 | COM | 520,000 | $816,400 | dollars as filed | |
| VISTRA CORP COM | 92840M102 | Stock | 5,000 | $806,600 | dollars as filed | |
| SEZZLE INC | 78435P105 | COM | 10,000 | $634,750 | dollars as filed | call |
| BIOCERES CROP SOLUTIONS CORP | G1117K114 | CMN | 475,000 | $622,250 | dollars as filed | |
| XOMETRY INC | 98423F109 | CLASS A COM | 10,000 | $594,700 | dollars as filed | |
| WARBY PARKER INC | 93403J106 | CL A COM | 26,500 | $577,435 | dollars as filed | |
| Netflix, Inc | 64110L106 | COM | 6,000 | $562,740 | dollars as filed | |
| RAMACO RES INC | 75134P600 | COM CL A | 30,000 | $540,000 | dollars as filed | |
| MODINE MFG CO COM | 607828100 | Stock | 3,600 | $480,636 | dollars as filed | |
| ENERGY TRANSFER L P | 29273V100 | COM UT LTD PTN | 25,000 | $412,250 | dollars as filed | |
| ENERGY SVCS ACQUISITION CORP | 29271Q103 | COM | 50,000 | $408,500 | dollars as filed | |
| ALDEYRA THERAPEUTICS INC | 01438T106 | COM | 50,000 | $259,000 | dollars as filed | call |
| ARRAY TECHNOLOGIES, INC. | 04271T100 | COM SHS | 25,000 | $230,500 | dollars as filed | |
| AAON INC | 000360206 | COM PAR $0.004 | 3,000 | $228,750 | dollars as filed | |
| SHOALS TECHNOLOGIES GROUP INC CL A | 82489W107 | Stock | 25,000 | $212,500 | dollars as filed | |
| NEW FORTRESS ENERGY INC | 644393100 | COM CL A | 150,000 | $171,000 | dollars as filed |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001172661-26-000864 | this filing | 2026-02-17 | acceptance time not in the bulk data set |