Ardsley Advisory Partners Lp Portfolio Stock Holdings

According to the SEC 13F filed on July 13, 2026, Ardsley Advisory Partners Lp disclosed 117 stock positions valued at approximately $921.07M as of quarter-end June 30, 2026. The largest holdings include SANDISK CORP, ADVANCED MICRO DEVICES INC, and SEZZLE INC.

Report Period
June 30, 2026
No. of Stocks
117
Portfolio Value
$921.07M
Holdings by Sector
Ardsley Advisory Partners Lp Portfolio Holdings in Q2 2026
CompanySymbolSectorPortfolio %SharesChange (Shares)Change %Value
SANDISK CORPSNDKOther6.15%25,000-17,000-40.48%$56,690,500
ADVANCED MICRO DEVICES INCAMDTechnology5.87%93,000+85,000+1062.50%$54,024,630
SEZZLE INCSEZLFinancial Services4.01%215,000-85,000-28.33%$36,900,450
TERAWULF INCWULFFinancial Services2.57%966,000-84,000-8.00%$23,686,320
BRIGHTSPRING HEALTH SVCS INCBTSGHealthcare2.46%325,000-25,000-7.14%$22,665,500
EBAY INC.EBAYConsumer Cyclical2.42%201,000+60,500+43.06%$22,261,554
SUNRUN INCRUNTechnology2.32%1,600,000+465,000+40.97%$21,408,000
VIAVI SOLUTIONS INCVIAVTechnology2.02%390,000-10,000-2.50%$18,622,500
EVERPURE INCPSTGTechnology1.99%233,000+233,000+100.00%$18,302,150
ARM HOLDINGS PLCARMTechnology1.80%47,000+29,000+161.11%$16,623,900
SHOALS TECHNOLOGIES GROUP INSHLSTechnology1.79%1,665,000-595,000-26.33%$16,483,500
AMAZON COM INCAMZNConsumer Cyclical1.79%69,000-37,000-34.91%$16,445,460
UNITED THERAPEUTICS CORP DELUTHRHealthcare1.76%30,000-20,000-40.00%$16,254,900
TEVA PHARMACEUTICAL INDS LTDTEVAHealthcare1.71%465,000-90,000-16.22%$15,754,200
ALPHABET INCGOOGCommunication Services1.67%43,500+13,500+45.00%$15,347,670
PALO ALTO NETWORKS INCPANWTechnology1.59%43,000+3,000+7.50%$14,638,060
TWILIO INCTWLOTechnology1.55%69,000+21,800+46.19%$14,236,770
PRIMORIS SVCS CORPPRIMIndustrials1.45%135,000+135,000+100.00%$13,383,900
APPLE INCAAPLTechnology1.41%45,000+45,000+100.00%$13,005,000
ZOOM COMMUNICATIONS INCZMTechnology1.36%145,000+62,000+74.70%$12,514,950
MODINE MFG COMODConsumer Cyclical1.30%45,000-46,100-50.60%$12,015,900
ONTO INNOVATION INCONTOTechnology1.29%31,500-12,000-27.59%$11,921,175
TD SYNNEX CORPORATIONSNXTechnology1.26%43,500+43,500+100.00%$11,629,290
ENPHASE ENERGY INCENPHTechnology1.17%220,000+135,000+158.82%$10,782,200
ALLEGIANT TRAVEL COALGTIndustrials1.15%90,000+90,000+100.00%$10,584,000
OKTA INCOKTATechnology1.13%76,500+8,900+13.17%$10,438,425
EQUINIX INCEQIXReal Estate1.13%10,000+2,050+25.79%$10,423,900
HUT 8 CORPHUTFinancial Services1.13%90,000-60,000-40.00%$10,390,050
ALPS ETF TRAMLPOther1.13%200,000--$10,370,000
OSCAR HEALTH INCOSCRHealthcare1.08%350,000+350,000+100.00%$9,982,000
Showing 30 of 117 holdings in the latest reporting period.
Ardsley Advisory Partners Lp Options Holdings in Q2 2026
QuarterSymbolCompanyOptionContractsNotional Value
Q2 2026BKDBrookdale Senior Living Inc.CALL690,000$11,102,100
Q2 2026ORCLOracle CorporationCALL45,000$6,594,750
Q2 2026NOWServiceNow, Inc.CALL30,000$2,978,400
Q2 2026TEAMAtlassian CorporationCALL35,000$2,722,650
Q2 2026PSTGPure Storage, Inc.CALL30,000$2,363,700
Q2 2026CTSHCognizant Technology Solutions PUT50,000$1,936,500
Q2 2026CSGPCoStar Group, Inc.PUT50,000$1,416,000
Q2 2026AEVAAeva Technologies, Inc.CALL45,000$1,292,400
Q2 2026ZMZoom Communications, Inc.CALL13,000$1,122,030
Q2 2026HIMXHimax Technologies, Inc.CALL70,000$1,073,800
Q2 2026KFYKorn FerryPUT10,000$665,800
Q2 2026ALDXAldeyra Therapeutics, Inc.CALL300,000$639,000
Q2 2026AXTIAXT IncCALL8,000$576,640
Q2 2026DSPViant Technology Inc.CALL12,500$158,250
Showing 14 of 14 options positions in the latest reporting period.

Notional value represents the total exposure of the options position.

Ardsley Advisory Partners Lp Portfolio Stock Holdings | InsiderSet