Skip to main content

MYDA Advisors LLC

SEC CIK
0001589689
Latest filing
Aug 13, 2026

Holdings in Q3 2021

Holdings as of Sep 30, 2021, filed Nov 12, 2021. Long positions only; changes compare share counts with Q2 2021.

Institution overview
Positions
237
−15 vs. Q2 2021
Portfolio value
$275.2M
−$85.3M (−23.7%) vs. Q2 2021
Filed
Nov 12, 2021
SEC
Holdings of MYDA Advisors LLC in Q3 2021
SecurityClassSharesValue% of portfolioShare changeActionHistory
Social Capital Hedosopha HLDG8251L105SHS CL A48,000$487.0K0.2%00.0%Unchanged–
State Street Industrial Select Sector SPDR ETF81369Y704ETF5,000$489.0K0.2%+5,000New–
SRTAStrata Critical Medical, Inc.CL A COM47,000$489.0K0.2%−113,000−70.6%ReducedHistory
Cohn Robbins Holdings CorpG23726105COM CL A50,000$491.0K0.2%00.0%Unchanged–
SES AI CorpG4R87P114COM CL A50,000$495.0K0.2%+50,000New–
Belong Acquisition Corp.08069M201UNIT 03/23/202650,000$498.0K0.2%+50,000New–
Environmental Impact Acqu Co29408N205UNIT 11/05/202548,300$501.0K0.2%00.0%Unchanged–
Property Solutions Acquisiti74350A207UNIT 03/01/202650,600$501.0K0.2%00.0%Unchanged–
Gores Metropoulos II Inc382873206UNIT 01/31/202849,100$502.0K0.2%00.0%Unchanged–
MGMMGM Resorts InternationalStock12,000$518.0K0.2%+12,000NewHistory
GNWGenworth Financial IncCOM SHS138,120$518.0K0.2%+138,120NewHistory
Magnum Opus Acquisition LtdG5S70A120UNIT 06/03/202650,000$526.0K0.2%00.0%Unchanged–
LZLegalzoom.com, Inc.COM20,000$528.0K0.2%+20,000NewHistory
CTACKing LLC Merger Sub, LLCSHS CL A70,000$547.0K0.2%+70,000NewHistory
JEFJefferies Financial Group Inc.COM15,000$557.0K0.2%00.0%UnchangedHistory
SNCEScience 37 Holdings, Inc.COM59,500$583.0K0.2%00.0%UnchangedHistory
SPDR Series Trust78464A755ST STR SP METAL14,000$584.0K0.2%−6,000−30.0%Reduced–
KURIAlkuri Global Acquisition Corp.COM CL A60,000$598.0K0.2%00.0%UnchangedHistory
GSMFerroglobe PLCSHS69,143$602.0K0.2%+21,443+45.0%AddedHistory
FTCVFintech Acquisition Corp VCOM CL A60,000$608.0K0.2%+60,000NewHistory
OWLBlue Owl Capital Inc.COM CL A40,000$622.0K0.2%−22,000−35.5%ReducedHistory
Rada Electr Inds LtdM81863124COM PAR NEW60,000$638.0K0.2%00.0%Unchanged–
MTTRMatterport, Inc.COM CL A35,000$662.0K0.2%+35,000NewHistory
SLAMSlam Corp.CL A SHS70,000$683.0K0.2%+70,000NewHistory
ENVXEnovix CorpCOM37,000$699.0K0.3%+37,000NewHistory
Venus Acquisition CorporatioG9420F136UNIT 02/01/202463,575$711.0K0.3%00.0%Unchanged–
Williams Rowland Acquisition Corp.96951B201UNIT 99/99/999970,000$711.0K0.3%+70,000New–
Venator Matls PLCG9329Z100SHS250,000$713.0K0.3%−225,000−47.4%Reduced–
MACAMoringa Acquisition CorpCL A SHS75,000$728.0K0.3%00.0%UnchangedHistory
Tio Tech AG8T10C122UNIT 04/12/202875,000$748.0K0.3%00.0%Unchanged–
LFGArchaea Energy Inc.COM CL A40,000$758.0K0.3%+40,000NewHistory
DNAGinkgo Bioworks Holdings, Inc.CL A SHS66,280$768.0K0.3%+66,280NewHistory
Lerer Hippeau Acquisition Corp.526749106CL A80,000$780.0K0.3%00.0%Unchanged–
Noble Rock Acquisition CorpG6546R127UNIT 01/31/202879,020$785.0K0.3%00.0%Unchanged–
KRUSKura Sushi USA, Inc.CL A COM18,000$786.0K0.3%+18,000NewHistory
State Street Materials Select Sector SPDR ETF81369Y100ETF10,000$791.0K0.3%+10,000New–
DXLGDestination XL Group, Inc.COM130,000$796.0K0.3%+130,000NewHistory
Globis Acquisition Corp.379582208UNIT 11/01/202575,000$797.0K0.3%00.0%Unchanged–
GGPIGores Guggenheim, Inc.CLASS A COM80,000$818.0K0.3%−120,000−60.0%ReducedHistory
BTUPeabody Energy CorpCOM56,000$828.0K0.3%+6,000+12.0%AddedHistory
TBLATaboola.com Ltd.ORD SHS100,000$846.0K0.3%−66,590−40.0%ReducedHistory
UNITUniti Group Inc.COM70,000$866.0K0.3%−9,000−11.4%ReducedHistory
Spectral AI, Inc.77732R103COM CL A90,600$880.0K0.3%+90,600New–
Foresight Acquisition Corp34552Y205UNIT 01/29/202687,000$882.0K0.3%00.0%Unchanged–
GIGCAPITAL4 Inc37518G101COM90,000$887.0K0.3%00.0%Unchanged–
Mudrick Capital Acqu Corp II62477L107COM CL A90,478$900.0K0.3%−83,522−48.0%Reduced–
Legato Merger Corp.52473X106COM85,952$904.0K0.3%+35,952+71.9%Added–
GRNDGrindr Inc.SHS CL A90,671$918.0K0.3%00.0%UnchangedHistory
NFLXNetflix IncStock1,509$921.0K0.3%−2,491−62.3%ReducedHistory
Virtuoso Acquisition Corp.92837J203UNIT 01/14/202590,000$941.0K0.3%00.0%Unchanged–
RELYRemitly Global, Inc.COM25,700$943.0K0.3%+25,700NewHistory
CNTYCentury Casinos IncCOM71,275$960.0K0.3%+33,275+87.6%AddedHistory
FVIVFortress Value Acquisition Corp. IVCOM CL A100,000$974.0K0.4%+100,000NewHistory
FVTFortress Value Acquisition Corp. IIICOM CL A100,000$976.0K0.4%+100,000NewHistory
DACDanaos CorpSHS12,000$983.0K0.4%+12,000NewHistory
NIRNear Intelligence, Inc.CL A100,000$986.0K0.4%+100,000NewHistory
Khosla Ventures Acquisition482504107CL A100,000$987.0K0.4%00.0%Unchanged–
STMPStamps.com IncCOM NEW3,000$989.0K0.4%+3,000NewHistory
Austerlitz Acquisition CorpG0633D109SHS CL A100,000$994.0K0.4%+23,566+30.8%Added–
Iron Spark I Inc46301G103CLASS A COM100,000$1.00M0.4%00.0%Unchanged–
HAYWHayward Holdings, Inc.COM45,000$1.00M0.4%+10,000+28.6%AddedHistory
Ribbit Leap LtdG7552B105SHS CL A100,000$1.01M0.4%00.0%Unchanged–
MSGSMadison Square Garden Sports Corp.CL A5,582$1.04M0.4%−14,418−72.1%ReducedHistory
Khosla Ventures Acqustn Co I482505104COM CL A102,392$1.04M0.4%+102,392New–
TTWOTake Two Interactive Software IncCOM7,000$1.08M0.4%−3,000−30.0%ReducedHistory
PLYAPlaya Hotels & Resorts N.V.SHS130,000$1.08M0.4%−95,000−42.2%ReducedHistory
THRNThorne Healthtech, Inc.COM127,000$1.10M0.4%+127,000NewHistory
AVLRAvalara, Inc.COM6,400$1.12M0.4%−3,600−36.0%ReducedHistory
ACAHAtlantic Coastal Acquisition Corp.CLASS A COM115,497$1.12M0.4%00.0%UnchangedHistory
AUTLAutolus Therapeutics plcSPON ADS171,953$1.13M0.4%+86,953+102.3%AddedHistory
Healthcare Services Acqu Cor42227K104COM CL A120,000$1.17M0.4%00.0%Unchanged–
Social Leverage Acquisn Corp83363K102COM CL A120,000$1.17M0.4%00.0%Unchanged–
Thunder Bridge Capital Partners IV, Inc.88605L206UNIT 06/30/2026120,000$1.18M0.4%00.0%Unchanged–
Malacca Straits Acquisition Co LtdG5859B117COM CL A120,200$1.20M0.4%00.0%Unchanged–
Lead Edge Growth Oprtunts LTG54085108COM125,249$1.22M0.4%00.0%Unchanged–
ZIMZIM Integrated Shipping Services Ltd.SHS25,000$1.27M0.5%+25,000NewHistory
iShares Russell 2000 ETF464287655ETF6,000$1.31M0.5%+6,000New–
Cleantech Acquisition Corp18453L206UNIT 07/30/2026128,000$1.32M0.5%+128,000New–
Roth CH Acquisition III Co77867Q102COM142,000$1.41M0.5%00.0%Unchanged–
EAFGraftech International LtdCOM137,000$1.41M0.5%−125,000−47.7%ReducedHistory
NRGVEnergy Vault Holdings, Inc.COM CL A145,890$1.44M0.5%−7,400−4.8%ReducedHistory
EVAEnviva, LLCCOM UNIT26,846$1.45M0.5%+26,846NewHistory
Class Acceleration Corp18274B106COM150,000$1.46M0.5%00.0%Unchanged–
Nocturne Acquisition CorpG6580S114ORDINARY SHARES150,000$1.50M0.5%00.0%Unchanged–
EQCEQC Liquidating TrustCOM SH BEN INT58,000$1.51M0.5%−144,000−71.3%ReducedHistory
State Street SPDR S&P Biotech ETF78464A870ETF12,000$1.51M0.5%+12,000New–
WOWWideOpenWest, Inc.COM77,133$1.52M0.6%−39,867−34.1%ReducedHistory
Roman DBDR Tech Acquisition77584N101COM CL A150,000$1.52M0.6%00.0%Unchanged–
SWAVShockwave Medical, Inc.COM7,500$1.54M0.6%−500−6.3%ReducedHistory
Chavant Capital Acquisitn CoG2058L129UNIT 07/16/2026150,000$1.58M0.6%+150,000New–
BMTXBM Technologies, Inc.CL A COM179,180$1.59M0.6%−10,470−5.5%ReducedHistory
Bridgetown Holdings LtdG1355U113COM CL A164,000$1.61M0.6%00.0%Unchanged–
Lakeshore Acquisition I Corp.G53521103ORDINARY SHARES175,000$1.71M0.6%+175,000New–
JBIJanus International Group, Inc.COMMON STOCK140,000$1.71M0.6%−136,342−49.3%ReducedHistory
EXEExpand Energy CorpCOM28,000$1.73M0.6%+28,000NewHistory
GS Acquisition Hldgs Corp II36258Q105COM CL A184,263$1.88M0.7%−47,737−20.6%Reduced–
GSLGlobal Ship Lease, Inc.COM CL A80,000$1.90M0.7%−135,000−62.8%ReducedHistory
TB SA Acquisition CorpG8657L105CLASS A ORD SHS200,000$1.95M0.7%00.0%Unchanged–
Golden Arrow Merger Corp380799106CLASS A COM200,000$1.96M0.7%00.0%Unchanged–
Colonnade Acquisition Corp IG2284B101SHS CL A200,000$1.96M0.7%00.0%Unchanged–

Options (23)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of MYDA Advisors LLC in Q3 2021
SecurityClassPutsCalls
SPYSPDR S&P 500 ETF TrustETF$30.0M–
iShares Tr464287515EXPANDED TECH$7.18M–
Invesco QQQ Trust Series I46090E103ETF$7.16M–
iShares Russell 2000 ETF464287655ETF$6.56M–
MSTRStrategy IncStock$5.78M–
NVDANVIDIA CorpStock$4.14M–
TSLATesla, Inc.Stock$3.88M–
MARAMARA Holdings, Inc.COM$3.16M–
BABAAlibaba Group Holding LtdADR–$2.96M
RIOTRiot Platforms, Inc.COM$2.06M–
QDELQuidelOrtho CorpCOM–$1.41M
CRSRCorsair Gaming, Inc.COM$1.30M–
XYZBlock, Inc.CL A$1.20M–
COINCoinbase Global, Inc.COM CL A$1.14M–
OSGOctave Specialty Group IncCOM NEW–$716.0K
Kraneshares Trust500767306CSI CHI INTERNET–$662.0K
ENVXEnovix CorpCOM–$567.0K
PGNYProgyny, Inc.COM–$560.0K
FNKOFunko, Inc.COM CL A–$546.0K
SKINSkinHealth Systems Inc.COM CL A–$519.0K
CLNEClean Energy Fuels Corp.COM–$245.0K
Lux Health Tech Acquisition55068A100COM CL A–$196.0K
ChemoCentryx, Inc.16383L106COM–$171.0K

Sold out since Q2 2021 (90)

Positions held at the end of Q2 2021 that are gone from this filing.

Positions of MYDA Advisors LLC sold out since Q2 2021
SecurityClassShares in Q2 2021Value in Q2 2021% of portfolio in Q2 2021History
TASKTaskUs, Inc.CLASS A COM237,000$8.12M2.3%History
ZIPZiprecruiter, Inc.CL A152,500$3.81M1.1%History
EBAYeBay IncCOM50,000$3.51M1.0%History
AAPLApple Inc.Stock25,000$3.42M0.9%History
PGNYProgyny, Inc.COM55,000$3.25M0.9%History
BKNGBooking Holdings Inc.Stock1,400$3.06M0.8%History
ROKURoku, IncCOM CL A5,900$2.71M0.8%History
KLRKaleyra, Inc.COM200,000$2.45M0.7%History
Soaring Eagle Acquisition CoG8354H126CL A SHS240,000$2.39M0.7%–
ATVIActivision Blizzard, Inc.COM22,000$2.10M0.6%History
AMZNAmazon Com IncStock600$2.06M0.6%History
URBNUrban Outfitters IncCOM50,000$2.06M0.6%History
JOANJOANN Inc.COM129,217$2.04M0.6%History
SPDR Series Trust78468R556SP O&G EXPL PRO20,000$1.93M0.5%–
Atotech LtdG0625A105COM74,000$1.89M0.5%–
CM Life Sciences Inc18978W109COM CL A130,000$1.82M0.5%–
Lakeshore Acquisition I Corp.G53521129UNIT 06/04/2026175,000$1.79M0.5%–
CRWDCrowdStrike Holdings, Inc.Stock7,000$1.76M0.5%History
EGHT8X8 IncCOM60,000$1.67M0.5%History
DNMRDanimer Scientific, Inc.COM CL A64,000$1.60M0.4%History
REPXRiley Exploration Permian, Inc.COM48,631$1.41M0.4%History
HOMEAt Home Group Inc.COM36,686$1.35M0.4%History
BWMNBowman Consulting Group Ltd.COM88,114$1.22M0.3%History
HAPNHappen, Inc.COM NEW64,000$1.16M0.3%History
SCPESC Health CorpCOM CL A109,637$1.10M0.3%History
NIONIO Inc.ADR20,000$1.06M0.3%History
COWNCowen Inc.CL A NEW25,755$1.06M0.3%History
Soaring Eagle Acquisition CoG8354H100UNIT 02/23/202698,800$1.05M0.3%–
METAMeta Platforms, Inc.Stock3,000$1.04M0.3%History
Kludein I Acquisition Corp49878L208UNIT 99/99/9999100,000$1.01M0.3%–
RRCRange Resources CorpCOM60,000$1.01M0.3%History
Fortress Value Acquisi Corp34964K207UNIT 03/31/2028100,000$1.00M0.3%–
Fortress Value Acquis Corp I34964G206UNIT 12/31/2027100,000$997.0K0.3%–
Nuburu, Inc.87403Q102COM CL A100,000$997.0K0.3%–
AMRSAmyris, Inc.COM NEW60,000$982.0K0.3%History
RSIRush Street Interactive, Inc.COM80,000$981.0K0.3%History
PFEPfizer IncStock25,000$979.0K0.3%History
Rosecliff Acquisition Corp I77732R202UNIT 99/99/999990,600$908.0K0.3%–
ACTGAcacia Research CorpACACIA TCH COM130,000$879.0K0.2%History
NVVENuvve Holding Corp.COM61,709$853.0K0.2%History
ENSEnerSysCOM8,000$782.0K0.2%History
Cerberus Telecom AcquisitionG2040C112UNIT 99/99/999970,000$731.0K0.2%–
Gores Holdings VI Inc38286R204UNIT 08/24/202740,000$681.0K0.2%–
FBRXForte Biosciences, Inc.COM20,000$672.0K0.2%History
PAYOPayoneer Global Inc.COM60,000$622.0K0.2%History
MNDTMandiant, Inc.COM30,786$622.0K0.2%History
Beachbody Company, Inc.073463101COM CL A58,000$603.0K0.2%–
RMG Acquisition Corp IIG76083107CL A SHS60,000$597.0K0.2%–
Roth CH Acquisition II Co778673103COM60,000$596.0K0.2%–
Kismet Acquisition One CorpG52753103SHS60,000$595.0K0.2%–
ALTAltimmune, Inc.COM NEW60,000$591.0K0.2%History
Andina Acquisition Corp IIIG04415108SHS56,532$583.0K0.2%–
CLWClearwater Paper CorpCOM20,000$579.0K0.2%History
POLPolished.com Inc.COM150,000$578.0K0.2%History
WMTWalmart Inc.Stock4,000$564.0K0.2%History
LESLLeslie's, Inc.COM19,509$536.0K0.1%History
Osprey Technlgy Aquistion Co68839R104COM CL A50,000$500.0K0.1%–
Ajax IG0190X100COM50,000$498.0K0.1%–
AVAHAveanna Healthcare Holdings, Inc.COM40,000$495.0K0.1%History
Concord Acquisition Corp206071201UNIT 12/28/202546,000$475.0K0.1%–
FOURShift4 Payments, Inc.CL A5,000$469.0K0.1%History
LTCHLatch, Inc.COM36,000$442.0K0.1%History
TWTRTwitter, Inc.COM6,000$413.0K0.1%History
Trebia Acquisition CorpG9027T109COM CL A40,000$396.0K0.1%–
Sierra Wireless Inc826516106COM20,000$380.0K0.1%–
Genesis PK Acquisition CorpG38245117UNIT 99/99/999932,966$378.0K0.1%–
PRTYParty City Holdco Inc.COM40,000$373.0K0.1%History
NEGGNewegg Commerce, Inc.COMMON SHARES19,000$368.0K0.1%History
Cohn Robbins Holdings CorpG23726121UNIT 08/11/202535,500$362.0K0.1%–
MIROMiromatrix Medical Inc.COM30,000$350.0K0.1%History
NVGSNavigator Holdings Ltd.SHS31,900$349.0K0.1%History
GTXGarrett Motion Inc.Stock40,000$319.0K0.1%History
FLZHFlash Sports & Media Holdings, Inc.COM NEW34,000$312.0K0.1%History
Ca Healthcare Acquisition Co12510W206UNIT 12/25/202530,000$309.0K0.1%–
INDIindie Semiconductor, Inc.CLASS A COM28,000$277.0K0.1%History
Rodgers Silicon Valley Aq Co774873103COM12,000$276.0K0.1%–
FULCFulcrum Therapeutics, Inc.COM25,000$262.0K0.1%History
TUEMTuesday Morning CorpCOM50,000$225.0K0.1%History
Ironsource LtdM5R75Y101CL A ORD SHS19,955$210.0K0.1%–
Gores Holdings VI Inc38286R113*W EXP 08/24/20225,000$150.0K<0.1%–
Soaring Eagle Acquisition CoG8354H118*W EXP 02/23/20245,256$149.0K<0.1%–
Rodgers Silicon Valley Aq Co774873111*W EXP 11/30/20214,284$147.0K<0.1%–
RLGTRadiant Logistics, IncCOM16,000$111.0K<0.1%History
DFTXDefinium Therapeutics, Inc.COM30,000$104.0K<0.1%History
SC Health CorpG78516401*W EXP 99/99/99944,000$93.0K<0.1%–
Roth CH Acquisition II Co778673111*W EXP 09/16/20240,178$64.0K<0.1%–
Gores Guggenheim, Inc.38286Q115*W EXP 03/25/20240,000$55.0K<0.1%–
GIGCAPITAL4 Inc37518G119*W EXP 02/08/20235,161$40.0K<0.1%–
Healthcare Services Acqu Cor42227K112*W EXP 99/99/99940,000$36.0K<0.1%–
Far Peak Acquisition CorpG3312L111*W EXP 12/07/20224,000$34.0K<0.1%–