ARDSLEY ADVISORY PARTNERS LP Hedge Fund

Location: Norwalk, CT

CIK: 0000900529 · Show all filings

Period: Q4 2025 (← Previous) (Next →)

Filing Date: Feb 17, 2026

Total Value: $911M (100.0% shares, 0.0% debt)

Holdings (142)

LLY ELI LILLY & CO 4.7%
Value $42.99M Shares 40,000 Est. Cost $955.55 Unrealized 0.0%
FSLR FIRST SOLAR INC 3.4%
Value $30.69M Shares 117,500 Est. Cost $188.69 Unrealized +33.7%
LITE LUMENTUM HLDGS INC 3.2%
Value $29.49M Shares 80,000 Est. Cost $124.70 Unrealized +106.0%
AVGO BROADCOM INC 3.2%
Value $29.08M Shares 84,000 Est. Cost $243.12 Unrealized +46.8%
RUN SUNRUN INC 3.0%
Value $27.23M Shares 1,480,000 Est. Cost $13.27 Unrealized +44.4%
NVDA NVIDIA CORPORATION 2.6%
Value $23.31M Shares 125,000 Est. Cost $148.22 Unrealized +25.6%
ARGX ARGENX SE 2.2%
Value $20.18M Shares 24,000 Est. Cost $776.33 Unrealized
SLV ISHARES SILVER TR 2.1%
Value $18.99M Shares 295,000 Est. Cost $49.43 Unrealized
TEVA TEVA PHARMACEUTICAL INDS LTD 2.0%
Value $18.1M Shares 580,000 Est. Cost $18.96 Unrealized
GOOG ALPHABET INC 2.0%
Value $17.89M Shares 57,000 Est. Cost $176.69 Unrealized +62.1%
SMTC SEMTECH CORP 1.9%
Value $17.46M Shares 237,000 Est. Cost $65.33 Unrealized +8.6%
AVGO BROADCOM INC 1.9%
Value $17.3M Shares 50,000 Est. Cost $243.12 Unrealized +46.8%
TEL TE CONNECTIVITY PLC 1.8%
Value $16.72M Shares 73,500 Est. Cost $231.27 Unrealized 0.0%
HUT HUT 8 CORP 1.8%
Value $16.54M Shares 360,000 Est. Cost $18.53 Unrealized +137.9%
SEZL SEZZLE INC 1.7%
Value $15.55M Shares 245,000 Est. Cost $68.16 Unrealized 0.0%
AEIS ADVANCED ENERGY INDS 1.7%
Value $15.28M Shares 73,000 Est. Cost $150.20 Unrealized +35.5%
WULF TERAWULF INC 1.5%
Value $13.39M Shares 1,165,000 Est. Cost $4.48 Unrealized +199.2%
SNDK SANDISK CORP 1.5%
Value $13.29M Shares 56,000 Est. Cost $58.39 Unrealized +243.0%
BTSG BRIGHTSPRING HEALTH SVCS INC 1.4%
Value $13.11M Shares 350,000 Est. Cost $22.45 Unrealized +49.4%
ANET ARISTA NETWORKS INC 1.4%
Value $13.1M Shares 100,000 Est. Cost $120.27 Unrealized +14.5%
SHOP SHOPIFY INC 1.4%
Value $12.62M Shares 78,400 Est. Cost $114.56 Unrealized +40.1%
AMZN AMAZON COM INC 1.4%
Value $12.47M Shares 54,000 Est. Cost $190.18 Unrealized +20.3%
TER TERADYNE INC 1.3%
Value $11.61M Shares 60,000 Est. Cost $103.78 Unrealized +65.3%
AGI ALAMOS GOLD INC NEW 1.3%
Value $11.57M Shares 300,000 Est. Cost $28.59 Unrealized +21.9%
DNN DENISON MINES CORP 1.2%
Value $10.91M Shares 4,100,000 Est. Cost $2.16 Unrealized +25.7%
MSFT MICROSOFT CORP 1.2%
Value $10.74M Shares 22,200 Est. Cost $415.18 Unrealized +20.6%
NU NU HLDGS LTD 1.2%
Value $10.71M Shares 640,000 Est. Cost $12.46 Unrealized +29.0%
TXN TEXAS INSTRS INC 1.1%
Value $10.41M Shares 60,000 Est. Cost $170.73 Unrealized 0.0%
NXE NEXGEN ENERGY LTD 1.1%
Value $10.35M Shares 1,125,000 Est. Cost $8.43 Unrealized +4.8%
GSM FERROGLOBE PLC 1.1%
Value $9.837M Shares 2,120,000 Est. Cost $4.60 Unrealized 0.0%
SMIN ISHARES TR 1.1%
Value $9.787M Shares 140,000 Est. Cost $69.91 Unrealized
ORCL ORACLE CORP 1.0%
Value $9.356M Shares 48,000 Est. Cost $161.41 Unrealized +47.5%
ARM ARM HOLDINGS PLC 1.0%
Value $9.291M Shares 85,000 Est. Cost $147.01 Unrealized
TWLO TWILIO INC 1.0%
Value $8.89M Shares 62,500 Est. Cost $123.87 Unrealized 0.0%
CRM SALESFORCE INC 1.0%
Value $8.733M Shares 33,000 Est. Cost $248.76 Unrealized -0.2%
MDB MONGODB INC 1.0%
Value $8.694M Shares 20,750 Est. Cost $363.83 Unrealized 0.0%
JAZZ JAZZ PHARMACEUTICALS PLC 0.9%
Value $8.5M Shares 50,000 Est. Cost $153.31 Unrealized 0.0%
VIAV VIAVI SOLUTIONS INC 0.9%
Value $7.841M Shares 440,000 Est. Cost $16.15 Unrealized 0.0%
MIR MIRION TECHNOLOGIES INC 0.8%
Value $7.612M Shares 325,000 Est. Cost $14.77 Unrealized +68.9%
ALDX ALDEYRA THERAPEUTICS INC 0.8%
Value $7.511M Shares 1,450,000 Est. Cost $4.90 Unrealized +4.9%
ABNB AIRBNB INC 0.8%
Value $7.465M Shares 55,000 Est. Cost $124.53 Unrealized 0.0%
BKD BROOKDALE SR LIVING INC 0.8%
Value $7.445M Shares 690,000 Est. Cost Unrealized
EBAY EBAY INC. 0.8%
Value $7.404M Shares 85,000 Est. Cost $87.47 Unrealized -1.3%
ICLN ISHARES TR 0.8%
Value $7.394M Shares 450,000 Est. Cost Unrealized
PANW PALO ALTO NETWORKS INC 0.8%
Value $7.368M Shares 40,000 Est. Cost $190.88 Unrealized +5.7%
WGS GENEDX HOLDINGS CORP 0.8%
Value $7.153M Shares 55,000 Est. Cost $78.50 Unrealized +74.8%
ONTO ONTO INNOVATION INC 0.8%
Value $6.867M Shares 43,500 Est. Cost $109.44 Unrealized +29.8%
SANM SANMINA CORPORATION 0.7%
Value $6.783M Shares 45,200 Est. Cost $147.61 Unrealized 0.0%
CVS CVS HEALTH CORP 0.7%
Value $6.746M Shares 85,000 Est. Cost $64.19 Unrealized +22.6%
BRBR BELLRING BRANDS INC 0.7%
Value $6.415M Shares 240,000 Est. Cost $31.04 Unrealized 0.0%
EOSE EOS ENERGY ENTERPRISES INC 0.7%
Value $6.36M Shares 555,000 Est. Cost $6.84 Unrealized +110.1%
LSCC LATTICE SEMICONDUCTOR CORP 0.7%
Value $6.328M Shares 86,000 Est. Cost $62.60 Unrealized
TTD THE TRADE DESK INC 0.7%
Value $6.263M Shares 165,000 Est. Cost Unrealized
ORCL ORACLE CORP 0.6%
Value $5.847M Shares 30,000 Est. Cost $161.41 Unrealized +47.5%
RH RH 0.6%
Value $5.375M Shares 30,000 Est. Cost $171.01 Unrealized 0.0%
PANW PALO ALTO NETWORKS INC 0.6%
Value $5.342M Shares 29,000 Est. Cost $190.88 Unrealized +5.7%
VCYT VERACYTE INC 0.6%
Value $5.263M Shares 125,000 Est. Cost $40.31 Unrealized 0.0%
ANET ARISTA NETWORKS INC 0.6%
Value $5.241M Shares 40,000 Est. Cost $120.27 Unrealized +14.5%
CWEN CLEARWAY ENERGY INC 0.5%
Value $4.989M Shares 150,000 Est. Cost $28.89 Unrealized +14.3%
THC TENET HEALTHCARE CORP 0.5%
Value $4.968M Shares 25,000 Est. Cost $177.42 Unrealized +13.9%
TAN INVESCO EXCH TRADED FD TR II 0.5%
Value $4.912M Shares 100,000 Est. Cost Unrealized
OWL BLUE OWL CAPITAL INC 0.5%
Value $4.856M Shares 325,000 Est. Cost $15.64 Unrealized 0.0%
CRM SALESFORCE INC 0.5%
Value $4.768M Shares 18,000 Est. Cost $248.76 Unrealized -0.2%
DELL DELL TECHNOLOGIES INC 0.5%
Value $4.532M Shares 36,000 Est. Cost Unrealized
XIFR XPLR INFRASTRUCTURE LP 0.5%
Value $4.5M Shares 450,000 Est. Cost $12.77 Unrealized -24.1%
BE BLOOM ENERGY CORP 0.5%
Value $4.431M Shares 51,000 Est. Cost $96.67 Unrealized +8.7%
DQ DAQO NEW ENERGY CORP 0.5%
Value $4.425M Shares 150,000 Est. Cost $28.13 Unrealized
BWXT BWX TECHNOLOGIES INC 0.5%
Value $4.321M Shares 25,000 Est. Cost $116.37 Unrealized +61.1%
XLU SELECT SECTOR SPDR TR 0.5%
Value $4.272M Shares 100,000 Est. Cost $42.72 Unrealized
NOW SERVICENOW INC 0.4%
Value $4.06M Shares 26,500 Est. Cost $171.54 Unrealized 0.0%
ORN ORION GROUP HLDGS INC 0.4%
Value $3.976M Shares 400,000 Est. Cost $7.72 Unrealized +25.6%
BKR BAKER HUGHES COMPANY 0.4%
Value $3.871M Shares 85,000 Est. Cost $43.83 Unrealized +8.0%
AVY AVERY DENNISON CORP 0.4%
Value $3.819M Shares 21,000 Est. Cost $172.31 Unrealized 0.0%
NOK NOKIA CORP 0.4%
Value $3.667M Shares 560,000 Est. Cost $5.73 Unrealized
DECK DECKERS OUTDOOR CORP 0.4%
Value $3.628M Shares 35,000 Est. Cost $93.73 Unrealized 0.0%
PROF PROFOUND MED CORP 0.4%
Value $3.542M Shares 450,000 Est. Cost $7.61 Unrealized -15.6%
ABNB AIRBNB INC 0.4%
Value $3.529M Shares 26,000 Est. Cost $124.53 Unrealized 0.0%
KWEB KRANESHARES TRUST 0.4%
Value $3.405M Shares 100,000 Est. Cost Unrealized
ORA ORMAT TECHNOLOGIES INC 0.4%
Value $3.314M Shares 30,000 Est. Cost $109.32 Unrealized 0.0%
MTZ MASTEC INC 0.4%
Value $3.261M Shares 15,000 Est. Cost $183.12 Unrealized +14.6%
CCJ CAMECO CORP 0.4%
Value $3.202M Shares 35,000 Est. Cost $76.65 Unrealized +17.3%
FLR FLUOR CORP NEW 0.3%
Value $3.17M Shares 79,986 Est. Cost $42.51 Unrealized +4.1%
NXPI NXP SEMICONDUCTORS N V 0.3%
Value $3.147M Shares 14,500 Est. Cost $213.68 Unrealized 0.0%
TE T1 ENERGY INC 0.3%
Value $3.097M Shares 465,000 Est. Cost $4.41 Unrealized 0.0%
WMB WILLIAMS COS INC 0.3%
Value $3.006M Shares 50,000 Est. Cost $57.82 Unrealized +3.9%
SANM SANMINA CORPORATION 0.3%
Value $3.001M Shares 20,000 Est. Cost $147.61 Unrealized 0.0%
WOLF WOLFSPEED INC 0.3%
Value $2.873M Shares 165,000 Est. Cost $22.94 Unrealized 0.0%
HAL HALLIBURTON CO 0.3%
Value $2.826M Shares 100,000 Est. Cost $26.29 Unrealized 0.0%
STKL SUNOPTA INC 0.3%
Value $2.622M Shares 690,000 Est. Cost $6.62 Unrealized -31.4%
FSLR FIRST SOLAR INC 0.3%
Value $2.612M Shares 10,000 Est. Cost $188.69 Unrealized +33.7%
DQ DAQO NEW ENERGY CORP 0.3%
Value $2.507M Shares 85,000 Est. Cost $28.13 Unrealized
INFY INFOSYS LTD 0.3%
Value $2.495M Shares 140,000 Est. Cost Unrealized
MELI MERCADOLIBRE INC 0.3%
Value $2.417M Shares 1,200 Est. Cost $2100.46 Unrealized 0.0%
ONTO ONTO INNOVATION INC 0.3%
Value $2.368M Shares 15,000 Est. Cost $109.44 Unrealized +29.8%
TAC TRANSALTA CORP 0.2%
Value $2.277M Shares 180,000 Est. Cost $10.93 Unrealized +36.6%
INTC INTEL CORP 0.2%
Value $2.214M Shares 60,000 Est. Cost $24.23 Unrealized +55.9%
NFLX NETFLIX INC 0.2%
Value $2.156M Shares 23,000 Est. Cost $107.81 Unrealized 0.0%
SLNH SOLUNA HOLDINGS INC 0.2%
Value $2.018M Shares 1,725,000 Est. Cost $2.28 Unrealized 0.0%
NEE NEXTERA ENERGY INC 0.2%
Value $2.007M Shares 25,000 Est. Cost $82.50 Unrealized 0.0%
INTC INTEL CORP 0.2%
Value $1.882M Shares 51,000 Est. Cost $24.23 Unrealized +55.9%
SNAP SNAP INC 0.2%
Value $1.856M Shares 230,000 Est. Cost $7.91 Unrealized 0.0%
CTSH COGNIZANT TECHNOLOGY SOLUTIO 0.2%
Value $1.826M Shares 22,000 Est. Cost $74.65 Unrealized 0.0%
NOW SERVICENOW INC 0.2%
Value $1.813M Shares 11,850 Est. Cost $171.54 Unrealized 0.0%
GLW CORNING INC 0.2%
Value $1.751M Shares 20,000 Est. Cost $44.94 Unrealized +91.3%
HASI HA SUSTAINABLE INFRA CAP INC 0.2%
Value $1.729M Shares 55,000 Est. Cost $22.78 Unrealized +36.5%
TRIP TRIPADVISOR INC 0.2%
Value $1.66M Shares 114,000 Est. Cost $15.10 Unrealized +0.8%
SMTC SEMTECH CORP 0.2%
Value $1.621M Shares 22,000 Est. Cost $65.33 Unrealized +8.6%
SNAP SNAP INC 0.2%
Value $1.614M Shares 200,000 Est. Cost $7.91 Unrealized 0.0%
AFRM AFFIRM HLDGS INC 0.2%
Value $1.556M Shares 21,000 Est. Cost $52.81 Unrealized +36.3%
GLBE GLOBAL E ONLINE LTD 0.2%
Value $1.533M Shares 39,000 Est. Cost $37.09 Unrealized 0.0%
TIC TIC SOLUTIONS INC 0.2%
Value $1.516M Shares 150,000 Est. Cost $11.22 Unrealized -0.8%
AMRC AMERESCO INC 0.2%
Value $1.464M Shares 50,000 Est. Cost $22.88 Unrealized +53.4%
TRIP TRIPADVISOR INC 0.2%
Value $1.456M Shares 100,000 Est. Cost $15.10 Unrealized +0.8%
EPAM EPAM SYS INC 0.2%
Value $1.434M Shares 7,000 Est. Cost $178.28 Unrealized 0.0%
CW CURTISS WRIGHT CORP 0.2%
Value $1.378M Shares 2,500 Est. Cost $557.64 Unrealized 0.0%
EQT EQT CORP 0.1%
Value $1.34M Shares 25,000 Est. Cost $56.13 Unrealized 0.0%
META META PLATFORMS INC 0.1%
Value $1.32M Shares 2,000 Est. Cost $667.32 Unrealized 0.0%
ITRI ITRON INC 0.1%
Value $1.3M Shares 14,000 Est. Cost $108.94 Unrealized 0.0%
COHR COHERENT CORP 0.1%
Value $1.292M Shares 7,000 Est. Cost $82.86 Unrealized +80.5%
ENPH ENPHASE ENERGY INC 0.1%
Value $1.204M Shares 37,500 Est. Cost $32.39 Unrealized 0.0%
PI IMPINJ INC 0.1%
Value $1.131M Shares 6,500 Est. Cost $178.15 Unrealized 0.0%
COMP COMPASS INC 0.1%
Value $1.057M Shares 100,000 Est. Cost $9.12 Unrealized 0.0%
ROKU ROKU INC 0.1%
Value $976K Shares 9,000 Est. Cost $93.26 Unrealized +8.8%
UEC URANIUM ENERGY CORP 0.1%
Value $876K Shares 75,000 Est. Cost $13.12 Unrealized 0.0%
AAOI APPLIED OPTOELECTRONICS INC 0.1%
Value $872K Shares 25,000 Est. Cost $25.57 Unrealized +16.8%
MRVL MARVELL TECHNOLOGY INC 0.1%
Value $850K Shares 10,000 Est. Cost Unrealized
SPWR SUNPOWER INC 0.1%
Value $816K Shares 520,000 Est. Cost $1.69 Unrealized +1.6%
VST VISTRA CORP 0.1%
Value $807K Shares 5,000 Est. Cost $181.92 Unrealized 0.0%
SEZL SEZZLE INC 0.1%
Value $635K Shares 10,000 Est. Cost $68.16 Unrealized 0.0%
BIOX BIOCERES CROP SOLUTIONS CORP 0.1%
Value $622K Shares 475,000 Est. Cost $2.91 Unrealized -45.0%
XMTR XOMETRY INC 0.1%
Value $595K Shares 10,000 Est. Cost $56.37 Unrealized 0.0%
WRBY WARBY PARKER INC 0.1%
Value $577K Shares 26,500 Est. Cost $21.76 Unrealized 0.0%
NFLX NETFLIX INC 0.1%
Value $563K Shares 6,000 Est. Cost $107.81 Unrealized 0.0%
METC RAMACO RES INC 0.1%
Value $540K Shares 30,000 Est. Cost $23.24 Unrealized +13.0%
MOD MODINE MFG CO 0.1%
Value $481K Shares 3,600 Est. Cost $148.95 Unrealized 0.0%
ET ENERGY TRANSFER L P 0.0%
Value $412K Shares 25,000 Est. Cost $16.49 Unrealized
ESOA ENERGY SVCS ACQUISITION CORP 0.0%
Value $409K Shares 50,000 Est. Cost $10.02 Unrealized -4.5%
ALDX ALDEYRA THERAPEUTICS INC 0.0%
Value $259K Shares 50,000 Est. Cost $4.90 Unrealized +4.9%
ARRY ARRAY TECHNOLOGIES INC 0.0%
Value $231K Shares 25,000 Est. Cost $8.58 Unrealized 0.0%
AAON AAON INC 0.0%
Value $229K Shares 3,000 Est. Cost $81.75 Unrealized +12.9%
SHLS SHOALS TECHNOLOGIES GROUP IN 0.0%
Value $213K Shares 25,000 Est. Cost $5.12 Unrealized +75.4%
NFE NEW FORTRESS ENERGY INC 0.0%
Value $171K Shares 150,000 Est. Cost $1.47 Unrealized 0.0%