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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
Fortress Value Acquisi Corp34964K116*W EXP 03/18/20212,400$10.0K<0.1%+12,400New–
Lumiradx LimitedG5709L117*W EXP 09/28/20210,000$12.0K<0.1%+10,000New–
Fortress Value Acquis Corp I34964G115*W EXP 12/31/20219,500$16.0K<0.1%+19,500New–
Malacca Straits Acquisition Co LtdG5859B109*W EXP 99/99/99942,290$17.0K<0.1%00.0%Unchanged–
Lead Edge Growth Oprtunts LTG54085116*W EXP 04/01/20231,312$22.0K<0.1%00.0%Unchanged–
Cerberus Telecom AcquisitionG2040C120*W EXP 99/99/99923,332$23.0K<0.1%+23,332New–
Tiga Acquisition CorpG88672111*W EXP 11/06/20240,000$28.0K<0.1%00.0%Unchanged–
Kludein I Acquisition Corp49878L117*W EXP 07/08/20250,000$32.0K<0.1%+50,000New–
Colonnade Acquisition Corp IG2284B119*W EXP 99/99/99940,000$32.0K<0.1%00.0%Unchanged–
Golden Arrow Merger Corp380799114*W EXP 07/31/20266,666$34.0K<0.1%00.0%Unchanged–
M3-Brigade Acquisition II Corp.553800111*W EXP 09/03/20225,000$34.0K<0.1%+25,000New–
TB SA Acquisition CorpG8657L121*W EXP 03/25/20259,123$36.0K<0.1%00.0%Unchanged–
Marketwise, Inc.57064P115EQUITY WRT34,000$38.0K<0.1%+34,000New–
Slam Corp.G8210L121*W EXP 02/23/20242,900$39.0K<0.1%+42,900New–
Reservoir Media, Inc.76119X113*W EXP 08/26/20220,000$40.0K<0.1%+20,000New–
Ion Acquisition Corp 2 LtdG49393112*W EXP 02/17/20240,258$44.0K<0.1%00.0%Unchanged–
Novus Capital Corporation II67012W112*W EXP 02/02/20250,996$56.0K<0.1%−100−0.2%Reduced–
Owlet, Inc.69120X115EQUITY WRT63,800$60.0K<0.1%+63,800New–
Nocturne Acquisition CorpG6580S106RIGHT 12/26/2025150,000$63.0K<0.1%00.0%Unchanged–
Mallard Acquisition Corp561204116*W EXP 06/30/202211,079$64.0K<0.1%−23,862−10.2%Reduced–
RNWKRealnetworks IncCOM NEW40,000$64.0K<0.1%+40,000NewHistory
Lakeshore Acquisition I Corp.G53521111*W EXP 07/15/202131,250$69.0K<0.1%+131,250New–
Concord Acquisition Corp206071110*W EXP 12/28/20240,000$71.0K<0.1%+40,000New–
OPHCOptimumBank Holdings, Inc.COM16,712$87.0K<0.1%−1,800−9.7%ReducedHistory
Frazier Lifesciences Acqu CoG3710A113*W EXP 11/30/202130,000$87.0K<0.1%00.0%Unchanged–
Taboola.com Ltd.M8744T114*W EXP 06/29/20248,935$91.0K<0.1%00.0%Unchanged–
Medtech Acquisition Corp58507N113*W EXP 12/18/202119,800$98.0K<0.1%−200−0.2%Reduced–
Nuvation Bio Inc.67080N119*W EXP 07/07/20238,000$101.0K<0.1%00.0%Unchanged–
HDSNHudson Technologies IncCOM30,000$106.0K<0.1%−86,715−74.3%ReducedHistory
Bridgetown Holdings LtdG1355U121*W EXP 09/30/20290,000$112.0K<0.1%00.0%Unchanged–
Blue Owl Capital Inc09581B111*W EXP 05/19/20224,363$115.0K<0.1%00.0%Unchanged–
SHIPSeanergy Maritime Holdings Corp.SHS NEW80,000$116.0K<0.1%+80,000NewHistory
RKDAArcadia Biosciences, Inc.COM NEW60,000$124.0K<0.1%+14,921+33.1%AddedHistory
Trident Acquisitions Corp89615T114*W EXP 05/09/20262,879$128.0K<0.1%00.0%Unchanged–
IMTXImmatics N.V.SHS10,000$130.0K<0.1%+10,000NewHistory
LSEALandsea Homes CorpCOM15,291$132.0K<0.1%−80,558−84.0%ReducedHistory
ORGNOrigin Materials, Inc.COM20,000$136.0K<0.1%−113,455−85.0%ReducedHistory
CNDConcord Acquisition CorpCOM CL A15,879$160.0K0.1%+15,879NewHistory
Natural Order Acquisition Corp.63889L115*W EXP 09/15/202320,360$163.0K0.1%−43,000−11.8%Reduced–
HUTHut 8 Corp.Common Stock20,000$168.0K0.1%+20,000NewHistory
MTBLYMoatable, Inc.SPONSORED ADS12,045$168.0K0.1%−14,137−54.0%ReducedHistory
BM Technologies, Inc.05591L115*W EXP 01/04/202116,870$174.0K0.1%00.0%Unchanged–
Gores Technology Partners II38287L206UNIT 03/16/202820,000$200.0K0.1%00.0%Unchanged–
Cascade Acquisition Corp147151203UNIT 99/99/999920,000$201.0K0.1%00.0%Unchanged–
JRSHJerash Holdings (US), Inc.COM30,000$202.0K0.1%+30,000NewHistory
KPLTKatapult Holdings, Inc.COM40,000$217.0K0.1%+40,000NewHistory
BNEDBarnes & Noble Education, Inc.COM21,843$218.0K0.1%−102,157−82.4%ReducedHistory
Matterport, Inc.577096118EQUITY WRT28,000$218.0K0.1%+28,000New–
Enovix Corp293594115*W EXP 11/30/20226,000$227.0K0.1%+26,000New–
JXNJackson Financial Inc.COM CL A9,000$234.0K0.1%+9,000NewHistory
HYPRHyperfine, Inc.CL A SHS23,900$237.0K0.1%−2,100−8.1%ReducedHistory
PHLTPerformant Healthcare IncCOM60,000$238.0K0.1%+41,600+226.1%AddedHistory
Rockley Photonics Holdings LG7614L117*W EXP 08/11/202100,000$239.0K0.1%+100,000New–
Origin Materials, Inc.68622D114*W EXP 06/24/202153,459$241.0K0.1%+3,459+2.3%Added–
Kensington Capital AcquisitiG5251K111UNIT 99/99/999925,000$255.0K0.1%+25,000New–
SKINSkinHealth Systems Inc.COM CL A10,000$260.0K0.1%+10,000NewHistory
ODTOdonate Therapeutics, Inc.COM89,974$262.0K0.1%+89,974NewHistory
Legato Merger Corp.52473X114*W EXP 12/31/202107,986$270.0K0.1%+107,986New–
Ginkgo Bioworks Holdings, Inc.37611X118*W EXP 08/01/20280,356$272.0K0.1%+80,356New–
Trident Acquisitions Corp89615T106COM24,000$278.0K0.1%−6,000−20.0%Reduced–
CRVSCorvus Pharmaceuticals, Inc.COM60,000$290.0K0.1%+60,000NewHistory
Revolution Healthcar Aq Corp76155Y207UNIT 03/18/2026630,000$296.0K0.1%00.0%Unchanged–
MTCHMatch Group, Inc.COM1,899$298.0K0.1%00.0%UnchangedHistory
Far Peak Acquisition CorpG3312L103SHS CL A30,000$299.0K0.1%−40,000−57.1%Reduced–
Bowx Acquisition Corp103085106CL A30,000$300.0K0.1%−23,829−44.3%Reduced–
Nuvve Holding Corp.67079Y118*W EXP 03/19/202220,697$300.0K0.1%−12,000−5.2%Reduced–
RNWReNew Energy Global plcCL A SHS30,000$306.0K0.1%+30,000NewHistory
TFFPTFF Pharmaceuticals, Inc.COM40,000$309.0K0.1%+40,000NewHistory
AUPHAurinia Pharmaceuticals Inc.COM14,000$310.0K0.1%+14,000NewHistory
Omega Alpha SpacG6749V107CL A32,000$312.0K0.1%00.0%Unchanged–
UNGUnited States Natural Gas Fund, LPUNIT PAR16,000$323.0K0.1%+16,000NewHistory
Lefteris Acquisition Corp52470X109COM CL A34,000$333.0K0.1%00.0%Unchanged–
MYPSPLAYSTUDIOS, Inc.CLASS A COM74,000$337.0K0.1%+30,060+68.4%AddedHistory
Go Acquisition Corp362019101COM35,287$346.0K0.1%00.0%Unchanged–
RSVRReservoir Media, Inc.COM38,528$351.0K0.1%+38,528NewHistory
Vy Global GrowthG9444H126UNIT 99/99/999936,000$362.0K0.1%00.0%Unchanged–
ARYDARYA Sciences Acquisition Corp IVCL A36,935$371.0K0.1%00.0%UnchangedHistory
Firstmark Horizon Acquisitio33765Y119*W EXP 09/26/202300,000$378.0K0.1%00.0%Unchanged–
Zanite Acquisition Corp98907K202UNIT 10/08/202536,000$379.0K0.1%00.0%Unchanged–
Lux Health Tech Acquisition55068A118*W EXP 11/30/202340,509$392.0K0.1%00.0%Unchanged–
NUVBNuvation Bio Inc.COM CL A40,000$398.0K0.1%−6,000−13.0%ReducedHistory
Horizon Acquisition CorporatG46044122UNIT 99/99/999940,000$402.0K0.1%00.0%Unchanged–
Tastemaker Acquisition Corp876545203UNIT 12/31/202540,000$405.0K0.1%00.0%Unchanged–
SKILSkillsoft Corp.CL A35,000$409.0K0.1%−15,000−30.0%ReducedHistory
VMEOVimeo, Inc.COMMON STOCK14,000$411.0K0.1%−21,105−60.1%ReducedHistory
BRLTBrilliant Earth Group, Inc.CL A COM30,712$412.0K0.1%+30,712NewHistory
OPTUOptimum Communications, Inc.CL A20,000$414.0K0.2%+20,000NewHistory
Affimed N VN01045108COM67,000$414.0K0.2%−123,000−64.7%Reduced–
Aslan Pharmaceuticals Ltd04522R101ADS236,165$420.0K0.2%+25,000+11.8%Added–
GS Acquisition Hldgs Corp II36258Q204UNIT 99/99/999940,000$428.0K0.2%00.0%Unchanged–
ACTEnact Holdings, Inc.COM20,000$439.0K0.2%+20,000NewHistory
AHTAshford Hospitality Trust IncCOM30,000$442.0K0.2%+30,000NewHistory
Lightjump Acquisition Corp53228M205UNIT 01/06/202644,000$444.0K0.2%00.0%Unchanged–
IPWiPower Inc.CL A112,271$445.0K0.2%−196,478−63.6%ReducedHistory
Redball Acquisition CorpG7417R105COM CL A46,000$453.0K0.2%00.0%Unchanged–
Oaktree Acquisition Corp IIG6715X129UNIT 09/15/202745,673$457.0K0.2%00.0%Unchanged–
SPNTSiriusPoint LtdCOM50,000$463.0K0.2%−170,000−77.3%ReducedHistory
SONYSony Group CorpSPONSORED ADR4,200$464.0K0.2%−55,800−93.0%ReducedHistory
Advisorshares Tr00768Y453PURE US CANN ETF15,000$473.0K0.2%+15,000New–
Adit Edtech Acquisition Corp007024102COMMON STOCK50,000$487.0K0.2%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%–