ARDSLEY ADVISORY PARTNERS LP

13F filer, CIK 900529, Norwalk, CT

ARDSLEY ADVISORY PARTNERS LP reported $607,958,225 across 128 holdings for the quarter ended 2024-09-30, in a 13F-HR filed 2024-11-14. Its ten largest share positions make up 30.55% of the portfolio.

Filed 2024-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC13F-HR 0001172661-24-004816

Period: 2024-09-30
Reported value: $608M
Holdings: 128
Top 10 weight: 30.55%
New: 54
Sold out: 66

Largest buys vs the previous quarter

Security	Shares change	Approx. value
AVGOnew	+84,500	$14.6M
SUPER MICRO COMPUTER INCnew	+25,500	$10.6M
TACnew	+900,000	$9.33M
WULFadded	+1,908,000	$8.93M
ELANnew	+575,000	$8.45M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

Security	Shares change	Approx. value
FTAIreduced	-215,450	-$28.6M
RUNreduced	-1,237,750	-$22.4M
HASIreduced	-520,250	-$17.9M
PCRXexited	-580,000	-$16.6M
QRVOexited	-85,800	-$9.96M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2024

Share positions as resolved from 13F-HR 0001172661-24-004816, largest first. % of portfolio is the value over $528,474,660, the sum of the share positions whose value is usable for ratios (method).

Security	Shares	Value	% of portfolio	Change	Timeline
OSCROSCAR HEALTH INC	1,102,600	$23.4M	4.43%	-178,700	Timeline
ITRIITRON INC	190,000	$20.3M	3.84%	-35,000	Timeline
RUNSUNRUN INC	1,120,000	$20.2M	3.83%	-1,237,750	Timeline
FLRFLUOR CORP	335,350	$16M	3.03%	-32,150	Timeline
CLSCELESTICA INC	300,000	$15.3M	2.9%	-150,000	Timeline
SSENTINELONE INC	635,100	$15.2M	2.87%	+189,150	Timeline
AVGOBROADCOM INC	84,500	$14.6M	2.76%	new	Timeline
MSFTMICROSOFT CORP	31,000	$13.3M	2.51%	+6,050	Timeline
BIOXBIOCERES CROP SOLUTIONS CORP	1,579,388	$12.4M	2.35%	-153,185	Timeline
STKLSUNOPTA INC	1,680,000	$10.7M	2.03%	-1,265,000	Timeline
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC	25,500	$10.6M	2.01%	new
ORCLORACLE CORP	60,000	$10.2M	1.92%	+22,000	Timeline
SMTCSEMTECH CORP	220,200	$10.1M	1.9%	+18,800	Timeline
MRVLMARVELL TECHNOLOGY INC	132,100	$9.53M	1.8%	-63,900	Timeline
INDIVIOR PLCINDIVIOR PLC	961,450	$9.37M	1.77%	+526,450
TACTRANSALTA CORP	900,000	$9.33M	1.77%	new	Timeline
AMZNAMAZON COM INC	50,000	$9.28M	1.76%	+20,000	Timeline
WULFTERAWULF INC	1,958,000	$9.16M	1.73%	+1,908,000	Timeline
NVDANVIDIA CORPORATION	74,000	$8.99M	1.7%	-9,000	Timeline
CRMSALESFORCE INC	32,500	$8.9M	1.68%	+15,500	Timeline
GSMFERROGLOBE PLC	1,914,345	$8.88M	1.68%	+55,000	Timeline
ELANELANCO ANIMAL HEALTH INC	575,000	$8.45M	1.6%	new	Timeline
SGRYSURGERY PARTNERS INC	255,000	$8.22M	1.56%	+65,000	Timeline
AGIALAMOS GOLD INC	400,000	$7.98M	1.51%	-100,000	Timeline
MIRMMIRUM PHARMACEUTICALS INC	190,000	$7.41M	1.4%	+10,000	Timeline
PANWPALO ALTO NETWORKS INC	21,000	$7.18M	1.36%	+800	Timeline
FSLRFIRST SOLAR INC	28,000	$6.98M	1.32%	-9,000	Timeline
GLWCORNING INC	151,500	$6.84M	1.29%	+119,850	Timeline
DTDYNATRACE INC	125,500	$6.71M	1.27%	+2,000	Timeline
MTZMASTEC INC	54,250	$6.68M	1.26%	+39,250	Timeline
DKNGDRAFTKINGS INC NEW	170,000	$6.66M	1.26%	-30,000	Timeline
AMRCAMERESCO INC	170,000	$6.45M	1.22%	-25,000	Timeline
SLVISHARES SILVER TR	225,100	$6.4M	1.21%	+194,900	Timeline
BRBRBELLRING BRANDS INC	105,000	$6.38M	1.21%	-45,000	Timeline
TEVATEVA PHARMACEUTICAL INDS LTD	352,900	$6.36M	1.2%	+102,150	Timeline
AAPLAPPLE INC	26,200	$6.1M	1.15%	+2,700	Timeline
DYDYCOM INDS INC	30,000	$5.91M	1.12%	+24,850	Timeline
VISTA OUTDOOR INCVISTA OUTDOOR INC	150,000	$5.88M	1.11%	new
ILMNILLUMINA INC	45,000	$5.87M	1.11%	new	Timeline
HUTHUT 8 CORP	475,000	$5.82M	1.1%	new	Timeline
TELTE CONNECTIVITY PLC	37,500	$5.66M	1.07%	new	Timeline
IRENIREN LIMITED	625,000	$5.26M	1%	new	Timeline
ALTUS POWER INCALTUS POWER INC	1,616,000	$5.14M	0.97%	+90,000
KWEBKRANESHARES TRUST	150,500	$5.11M	0.97%	new	Timeline
TXNTEXAS INSTRS INC	24,000	$4.96M	0.94%	-7,600	Timeline
FTAIFTAI AVIATION LTD	36,050	$4.79M	0.91%	-215,450	Timeline
CLNECLEAN ENERGY FUELS CORP	1,525,000	$4.74M	0.9%	+350,000	Timeline
ADSKAUTODESK INC	17,000	$4.68M	0.89%	+13,000	Timeline
CCJCAMECO CORP	90,250	$4.31M	0.82%	new	Timeline
ONTOONTO INNOVATION INC	19,900	$4.13M	0.78%	+6,400	Timeline
NFLXNETFLIX INC.	5,500	$3.9M	0.74%	new	Timeline
NUGTDIREXION SHARES ETF TRUST	75,000	$3.72M	0.7%	-20,000	Timeline
PCORPROCORE TECHNOLOGIES INC	60,000	$3.7M	0.7%	-40,000	Timeline
AEHRAEHR TEST SYS	270,000	$3.47M	0.66%	+210,000	Timeline
ASPNASPEN AEROGELS INC	125,000	$3.46M	0.65%	-270,000	Timeline
REAXTHE REAL BROKERAGE INC	600,000	$3.33M	0.63%	new	Timeline
ONON SEMICONDUCTOR CORP	43,500	$3.16M	0.6%	new	Timeline
AEISADVANCED ENERGY INDS	30,000	$3.16M	0.6%	new	Timeline
URAGLOBAL X FDS	100,000	$2.86M	0.54%	+75,000	Timeline
WDAYWORKDAY INC	11,100	$2.71M	0.51%	-400	Timeline
ALDXALDEYRA THERAPEUTICS INC	500,000	$2.69M	0.51%	new	Timeline
AMSCAMERICAN SUPERCONDUCTOR CORP	100,000	$2.36M	0.45%	+60,000	Timeline
BIDUBAIDU INC	22,000	$2.32M	0.44%	new	Timeline
PROFPROFOUND MED CORP	275,000	$2.19M	0.41%	+60,000	Timeline
BLBLACKLINE INC	39,000	$2.15M	0.41%	+30,500	Timeline
ADBEADOBE INC	4,000	$2.07M	0.39%	+1,250	Timeline
LSCCLATTICE SEMICONDUCTOR CORP	35,500	$1.88M	0.36%	new	Timeline
AKAMAKAMAI TECHNOLOGIES INC	17,750	$1.79M	0.34%	new	Timeline
PYPLPAYPAL HLDGS INC	22,000	$1.72M	0.32%	new	Timeline
GDXJVANECK ETF TRUST	35,000	$1.71M	0.32%	new	Timeline
MYRGMYR GROUP INC	15,000	$1.53M	0.29%	-2,500	Timeline
FLUTFLUTTER ENTMT PLC	6,000	$1.41M	0.27%	+400	Timeline
GDXVANECK ETF TRUST	35,000	$1.39M	0.26%	+15,000	Timeline
MIRMIRION TECHNOLOGIES INC	125,000	$1.38M	0.26%	+25,000	Timeline
CEVACEVA INC	55,000	$1.33M	0.25%	new	Timeline
MUMICRON TECHNOLOGY INC	12,150	$1.26M	0.24%	new	Timeline
DOCNDIGITALOCEAN HLDGS INC	30,500	$1.23M	0.23%	new	Timeline
WPMWHEATON PRECIOUS METALS CORP	20,000	$1.22M	0.23%	+5,000	Timeline
ORNORION GROUP HLDGS INC	200,000	$1.15M	0.22%	new	Timeline
BOXBOX INC	35,000	$1.15M	0.22%	new	Timeline
CAMTCAMTEK LTD	14,000	$1.12M	0.21%	new	Timeline
HUBBHUBBELL INC	2,500	$1.07M	0.2%	new	Timeline
NXENEXGEN ENERGY LTD	161,500	$1.05M	0.2%	+10,000	Timeline
MPMP MATERIALS CORP	55,000	$971K	0.18%	+40,000	Timeline
DNNDENISON MINES CORP	500,000	$915K	0.17%	0	Timeline
SHLSSHOALS TECHNOLOGIES GROUP IN	160,000	$898K	0.17%	new	Timeline
HASIHA SUSTAINABLE INFRA CAP INC	25,250	$870K	0.16%	-520,250	Timeline
FIVNFIVE9 INC	30,000	$862K	0.16%	-90,000	Timeline
SNOWSNOWFLAKE INC	7,500	$861K	0.16%	new	Timeline
VECOVEECO INSTRS INC DEL	25,000	$828K	0.16%	new	Timeline
BEBLOOM ENERGY CORP	75,000	$792K	0.15%	new	Timeline
BTDRBITDEER TECHNOLOGIES GROUP	100,000	$780K	0.15%	new	Timeline
ZUORA INCZUORA INC	89,000	$767K	0.15%	+37,000
AESAES CORP	38,000	$762K	0.14%	+28,000	Timeline
BLDPBALLARD PWR SYS INC NEW	400,000	$720K	0.14%	new	Timeline
MDUMDU RES GROUP INC	25,000	$685K	0.13%	new	Timeline
CLMTCALUMET INC	35,000	$624K	0.12%	new	Timeline
XIFRXPLR INFRASTRUCTURE LP	20,000	$552K	0.1%	-190,000	Timeline
ASPEN TECHNOLOGY INCASPEN TECHNOLOGY INC	2,000	$478K	0.09%	new
OPALOPAL FUELS INC	125,000	$456K	0.09%	+75,000	Timeline
GOOGALPHABET INC	2,500	$418K	0.08%	-24,000	Timeline
EBAYEBAY INC.	6,000	$391K	0.07%	new	Timeline
DDOMINION ENERGY INC	4,950	$286K	0.05%	new	Timeline
TSLATESLA INC	1,000	$262K	0.05%	new	Timeline
NOVAQSUNNOVA ENERGY INTERNATIONAL I	25,000	$241K	0.05%	-25,000	Timeline
PPTAPERPETUA RESOURCES CORP	25,000	$234K	0.04%	new	Timeline
FLNCFLUENCE ENERGY INC	10,000	$227K	0.04%	-15,000	Timeline
EMCORE CorpEMCORE Corp	50,000	$110K	0.02%	new
SPRUSPRUCE POWER HOLDING CORP	13,512	$38.4K	0.01%	0	Timeline

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

Security	Type	Amount	Value	Change
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC COM	call	40,000	$16.7M	new
KWEBKRANESHARES TRUST CSI CHI INTERNET	call	350,000	$11.9M	new
ASPNASPEN AEROGELS INC COMMON STOCK	call	400,000	$11.1M	0
RUNSUNRUN INC COM	call	545,000	$9.84M	-805,000
CRMSALESFORCE INC COM	call	25,000	$6.84M	new
WULFTERAWULF INC COM	call	800,000	$3.74M	new
GOOGALPHABET INC COM	call	19,000	$3.18M	new
SSENTINELONE INC CL A	call	105,000	$2.51M	+75,000
FSLRFIRST SOLAR INC Stock	call	10,000	$2.49M	new
GRMNGARMIN LTD Stock	put	12,000	$2.11M	new
ONON SEMICONDUCTOR CORP Stock	call	26,000	$1.89M	new
UNGUNITED STS NAT GAS FD LP UNIT PAR	call	100,000	$1.63M	0
INDIVIOR PLCINDIVIOR PLC Common Stock	call	119,500	$1.17M	-5,500
GSMFERROGLOBE PLC SHS	call	250,500	$1.16M	-250,000
AKAMAKAMAI TECHNOLOGIES INC Stock	call	10,000	$1.01M	new
INFINERA CORPINFINERA CORP COMMON STOCK	call	119,000	$803K	-121,000
HRBBLOCK H & R INC Stock	call	9,000	$572K	new
CAMTCAMTEK LTD Stock	call	6,000	$479K	new
LAM RESEARCH CORPLAM RESEARCH CORP COM	put	5,000	$408K	new

Sold out in Q3 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

Security	Shares before	Value before	Type
SPYSTATE STR SPDR S&P 500 ETF T	100,000	$54.4M	put
PCRXPACIRA BIOSCIENCES INC	580,000	$16.6M	shares
QRVOQORVO INC	85,800	$9.96M	shares
DELLDELL TECHNOLOGIES INC	68,100	$9.39M	shares
TERTERADYNE INC	51,800	$7.68M	shares
DALDELTA AIR LINES INC	155,000	$7.35M	shares
IGVISHARES TR	70,000	$6.07M	shares
OKTAOKTA INC	63,900	$5.98M	shares
WDCWESTERN DIGITAL CORP	72,000	$5.46M	shares
TE CONNECTIVITY LTDTE CONNECTIVITY LTD	35,400	$5.33M	shares
NOWSERVICENOW INC	6,400	$5.03M	shares
TSMTAIWAN SEMICONDUCTOR MANUFAC	28,300	$4.92M	shares
ZSZSCALER INC	25,200	$4.84M	shares
SNXTD SYNNEX CORPORATION	40,000	$4.62M	call
PCRXPACIRA BIOSCIENCES INC	160,000	$4.58M	call
QCOMQUALCOMM INC	21,500	$4.28M	put
APLDAPPLIED DIGITAL CORP	632,000	$3.76M	shares
APLDAPPLIED DIGITAL CORP	600,000	$3.57M	call
UBERUBER TECHNOLOGIES INC	47,000	$3.42M	shares
WOLFSPEED INCWOLFSPEED INC	150,000	$3.41M	call
COHRCOHERENT CORP	42,000	$3.04M	shares
AMDADVANCED MICRO DEVICES INC	17,000	$2.76M	put
SNXTD SYNNEX CORPORATION	23,000	$2.65M	shares
LYFTLYFT INC	176,800	$2.49M	shares
FTNTFORTINET INC	40,000	$2.41M	put
GLBEGLOBAL E ONLINE LTD	62,500	$2.27M	shares
DELLDELL TECHNOLOGIES INC	15,000	$2.07M	call
EOSEEOS ENERGY ENTERPRISES INC	1,500,000	$1.95M	shares
STEM INCSTEM INC	1,750,000	$1.94M	shares
PRIMPRIMORIS SVCS CORP	38,000	$1.9M	shares
OKTAOKTA INC	20,000	$1.87M	call
MGNIMAGNITE INC	132,950	$1.77M	shares
ALTALTIMMUNE INC	250,000	$1.66M	shares
VSHVISHAY INTERTECHNOLOGY INC	71,400	$1.59M	shares
OSCROSCAR HEALTH INC	100,000	$1.58M	call
ARRYARRAY TECHNOLOGIES INC	150,300	$1.54M	shares
RAPT THERAPEUTICS INCRAPT THERAPEUTICS INC	500,000	$1.52M	shares
TE CONNECTIVITY LTDTE CONNECTIVITY LTD	10,000	$1.5M	call
MRVLMARVELL TECHNOLOGY INC	20,000	$1.4M	call
EVLVEVOLV TECHNOLOGIES HLDNGS IN	509,600	$1.3M	shares
ALABASTERA LABS INC	20,500	$1.24M	shares
ACLSAXCELIS TECHNOLOGIES INC	8,200	$1.17M	shares
TYLTYLER TECHNOLOGIES INC	2,250	$1.13M	shares
HUCKHUCKLEBERRY AI INC	125,600	$970K	shares
DTDYNATRACE INC	20,000	$895K	call
EOSEEOS ENERGY ENTERPRISES INC	650,000	$826K	call
GPREGREEN PLAINS INC	50,000	$793K	shares
CMRCCOMMERCE.COM INC	93,000	$750K	shares
ENVXENOVIX CORPORATION	45,000	$696K	shares
BEBLOOM ENERGY CORP	50,000	$612K	call
ROGROGERS CORP	5,000	$603K	shares
ALTGALTA EQUIPMENT GROUP INC	75,000	$603K	shares
CNXCCONCENTRIX CORP	9,000	$570K	put
WOLFSPEED INCWOLFSPEED INC	25,000	$569K	shares
VSHVISHAY INTERTECHNOLOGY INC	25,000	$558K	call
ENPHENPHASE ENERGY INC	5,000	$498K	shares
CWENCLEARWAY ENERGY INC	20,000	$494K	shares
LYFTLYFT INC	35,000	$494K	call
SMTCSEMTECH CORP	15,000	$448K	call
CIFRCIPHER DIGITAL INC	100,000	$415K	shares
CIFRCIPHER DIGITAL INC	100,000	$415K	call
FANFIRST TR EXCHANGE-TRADED FD	25,000	$405K	shares
MCDMCDONALDS CORP	1,500	$382K	put
HUCKHUCKLEBERRY AI INC	30,000	$232K	call
ZUORA INCZUORA INC	10,000	$99.3K	call
CMRCCOMMERCE.COM INC	5,000	$40.3K	call

How Q3 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

Filing	Role	Amendment	Filed	Accepted	Ingested
13F-HR 0001172661-24-004816	base		2024-11-14	acceptance time not in the bulk data set	2026-10-07 18:26:56 UTC