It was one of the busiest weeks of trading investors have seen from ARK Invest in a long time as Cathie Wood and Co. broke out the checkbook
Aug. 20, 2021
Things are still just not going smoothie for ARK Invest or its flagship ARK Innovation ETF (NYSEARCA: ARKK), which is down more than 20% in the past six months.
Things weren’t helped this week after CEO Cathie Wood got into a war of words with Michael Burry, the Scion Asset Management head of ‘The Big Short’ fame.
Burry has taken a short position against Wood’s ARK Innovation ETF, taking 2,355 put contracts against the red-hot tech ETF which grew 153% in 2020. Wood was quick to comment on the bet, tweeting on Tuesday:
“To his credit, Michael Burry made a great call based on fundamentals and recognized the calamity brewing in the housing/mortgage market. I do not believe that he understands the fundamentals that are creating explosive growth and investment opportunities in the innovation space.”
I guess time will tell…

Ark Invest’s buys for the week
Fund | Date | Direction | Ticker | Company | Shares |
ARKF | 08/19/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 251,100 |
ARKG | 08/19/2021 | Buy | ZY | ZYMERGEN INC | 109,777 |
ARKG | 08/19/2021 | Buy | SURF | SURFACE ONCOLOGY INC | 86,170 |
ARKG | 08/19/2021 | Buy | SRNG | SOARING EAGLE ACQUISITION CORP | 435,860 |
ARKG | 08/19/2021 | Buy | SMFR | SEMA4 HOLDINGS CORP | 176,046 |
ARKG | 08/19/2021 | Buy | RPTX | REPARE THERAPEUTICS INC | 18,596 |
ARKG | 08/19/2021 | Buy | DYNS | DYNAMICS SPECIAL PURPOSE CORP | 3,110 |
ARKG | 08/19/2021 | Buy | QSI | QUANTUM-SI INC | 159,178 |
ARKG | 08/19/2021 | Buy | MASS | 908 DEVICES INC | 1,340 |
ARKK | 08/19/2021 | Buy | VCYT | VERACYTE INC | 1,179 |
ARKK | 08/19/2021 | Buy | TSP | TUSIMPLE HOLDINGS INC | 313,462 |
ARKK | 08/19/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 149,483 |
ARKK | 08/19/2021 | Buy | NTLA | INTELLIA THERAPEUTICS INC | 24,047 |
ARKK | 08/19/2021 | Buy | EDIT | EDITAS MEDICINE INC | 33,416 |
ARKK | 08/19/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 30,000 |
ARKK | 08/19/2021 | Buy | BEAM | BEAM THERAPEUTICS INC | 44,996 |
ARKQ | 08/19/2021 | Buy | SPFR | JAWS SPITFIRE ACQUISITION CORP | 10,438 |
ARKQ | 08/19/2021 | Buy | MKFG | MARKFORGED HOLDING CORP | 77,409 |
ARKQ | 08/19/2021 | Buy | KMTUY | KOMATSU LTD | 21,426 |
ARKQ | 08/19/2021 | Buy | AVAV | AEROVIRONMENT INC | 10,422 |
ARKW | 08/19/2021 | Buy | GENI | GENIUS SPORTS LTD | 343,796 |
ARKW | 08/19/2021 | Buy | KVSB | KHOSLA VENTURES ACQUISITION CO II | 10,377 |
ARKW | 08/19/2021 | Buy | LPSN | LIVEPERSON INC | 300 |
ARKX | 08/19/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 117,311 |
ARKF | 08/18/2021 | Buy | PATH | UIPATH INC | 80,400 |
ARKF | 08/18/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 93,189 |
ARKF | 08/18/2021 | Buy | Z | ZILLOW GROUP INC | 21,507 |
ARKG | 08/18/2021 | Buy | RPTX | REPARE THERAPEUTICS INC | 3,791 |
ARKG | 08/18/2021 | Buy | SURF | SURFACE ONCOLOGY INC | 41,741 |
ARKG | 08/18/2021 | Buy | QSI | QUANTUM-SI INC | 130,116 |
ARKG | 08/18/2021 | Buy | VCYT | VERACYTE INC | 33,477 |
ARKG | 08/18/2021 | Buy | PFE | PFIZER INC | 158,788 |
ARKG | 08/18/2021 | Buy | NVTA | INVITAE CORP | 242,234 |
ARKG | 08/18/2021 | Buy | ZY | ZYMERGEN INC | 34,547 |
ARKG | 08/18/2021 | Buy | MASS | 908 DEVICES INC | 21,511 |
ARKG | 08/18/2021 | Buy | EXAS | EXACT SCIENCES CORP | 134,729 |
ARKG | 08/18/2021 | Buy | DYNS | DYNAMICS SPECIAL PURPOSE CORP | 92,700 |
ARKG | 08/18/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 19,000 |
ARKG | 08/18/2021 | Buy | SMFR | SEMA4 HOLDINGS CORP | 307,823 |
ARKK | 08/18/2021 | Buy | TSP | TUSIMPLE HOLDINGS INC | 130,152 |
ARKK | 08/18/2021 | Buy | SRNG | SOARING EAGLE ACQUISITION CORP | 180,000 |
ARKK | 08/18/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 120,721 |
ARKK | 08/18/2021 | Buy | NVTA | INVITAE CORP | 118,534 |
ARKK | 08/18/2021 | Buy | NTLA | INTELLIA THERAPEUTICS INC | 67,593 |
ARKK | 08/18/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 18,436 |
ARKK | 08/18/2021 | Buy | BEAM | BEAM THERAPEUTICS INC | 4,174 |
ARKK | 08/18/2021 | Buy | FATE | FATE THERAPEUTICS INC | 102 |
ARKK | 08/18/2021 | Buy | EDIT | EDITAS MEDICINE INC | 17,973 |
ARKQ | 08/18/2021 | Buy | AVAV | AEROVIRONMENT INC | 19,814 |
ARKQ | 08/18/2021 | Buy | BLDE | BLADE AIR MOBILITY INC | 14,731 |
ARKQ | 08/18/2021 | Buy | KMTUY | KOMATSU LTD | 103,400 |
ARKQ | 08/18/2021 | Buy | MKFG | MARKFORGED HOLDING CORP | 102,260 |
ARKQ | 08/18/2021 | Buy | TSP | TUSIMPLE HOLDINGS INC | 90,773 |
ARKW | 08/18/2021 | Buy | CND | CONCORD ACQUISITION CORP | 20,000 |
ARKW | 08/18/2021 | Buy | GENI | GENIUS SPORTS LTD | 241,657 |
ARKW | 08/18/2021 | Buy | KVSB | KHOSLA VENTURES ACQUISITION CO II | 9,053 |
ARKW | 08/18/2021 | Buy | LPSN | LIVEPERSON INC | 46,116 |
ARKF | 08/17/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 414,400 |
ARKF | 08/17/2021 | Buy | Z | ZILLOW GROUP INC | 2,800 |
ARKG | 08/17/2021 | Buy | RPTX | REPARE THERAPEUTICS INC | 8,967 |
ARKG | 08/17/2021 | Buy | VCYT | VERACYTE INC | 40,152 |
ARKG | 08/17/2021 | Buy | QSI | QUANTUM-SI INC | 163,972 |
ARKG | 08/17/2021 | Buy | ZY | ZYMERGEN INC | 136,853 |
ARKG | 08/17/2021 | Buy | NTLA | INTELLIA THERAPEUTICS INC | 42,501 |
ARKG | 08/17/2021 | Buy | MASS | 908 DEVICES INC | 1,800 |
ARKG | 08/17/2021 | Buy | EDIT | EDITAS MEDICINE INC | 29,000 |
ARKG | 08/17/2021 | Buy | DYNS | DYNAMICS SPECIAL PURPOSE CORP | 21,400 |
ARKG | 08/17/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 12,500 |
ARKG | 08/17/2021 | Buy | BLI | BERKELEY LIGHTS INC | 86,965 |
ARKG | 08/17/2021 | Buy | SMFR | SEMA4 HOLDINGS CORP | 1,312,033 |
ARKK | 08/17/2021 | Buy | NTLA | INTELLIA THERAPEUTICS INC | 32,193 |
ARKK | 08/17/2021 | Buy | FATE | FATE THERAPEUTICS INC | 32,533 |
ARKK | 08/17/2021 | Buy | EXAS | EXACT SCIENCES CORP | 112,596 |
ARKK | 08/17/2021 | Buy | EDIT | EDITAS MEDICINE INC | 8,814 |
ARKK | 08/17/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 290,303 |
ARKK | 08/17/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 33,000 |
ARKK | 08/17/2021 | Buy | BLI | BERKELEY LIGHTS INC | 436,602 |
ARKK | 08/17/2021 | Buy | BEAM | BEAM THERAPEUTICS INC | 97,000 |
ARKK | 08/17/2021 | Buy | NVTA | INVITAE CORP | 124,595 |
ARKQ | 08/17/2021 | Buy | AVAV | AEROVIRONMENT INC | 34,819 |
ARKQ | 08/17/2021 | Buy | MKFG | MARKFORGED HOLDING CORP | 706,700 |
ARKQ | 08/17/2021 | Buy | BLDE | BLADE AIR MOBILITY INC | 110,546 |
ARKQ | 08/17/2021 | Buy | KMTUY | KOMATSU LTD | 17,100 |
ARKW | 08/17/2021 | Buy | RBLX | ROBLOX CORP | 164,948 |
ARKW | 08/17/2021 | Buy | LPSN | LIVEPERSON INC | 78,910 |
ARKW | 08/17/2021 | Buy | KVSB | KHOSLA VENTURES ACQUISITION CO II | 31,109 |
ARKW | 08/17/2021 | Buy | CND | CONCORD ACQUISITION CORP | 42,938 |
ARKX | 08/17/2021 | Buy | BLDE | BLADE AIR MOBILITY INC | 16,787 |
ARKX | 08/17/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 61,714 |
ARKF | 08/16/2021 | Buy | Z | ZILLOW GROUP INC | 113,686 |
ARKF | 08/16/2021 | Buy | TWLO | TWILIO INC | 25,974 |
ARKF | 08/16/2021 | Buy | PATH | UIPATH INC | 61,075 |
ARKF | 08/16/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 375,968 |
ARKF | 08/16/2021 | Buy | STNE | STONECO LTD | 353,803 |
ARKG | 08/16/2021 | Buy | SMFR | SEMA4 HOLDINGS CORP | 569,288 |
ARKG | 08/16/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 784,785 |
ARKG | 08/16/2021 | Buy | QSI | QUANTUM-SI INC | 1,210,607 |
ARKG | 08/16/2021 | Buy | ZY | ZYMERGEN INC | 86,136 |
ARKG | 08/16/2021 | Buy | BLI | BERKELEY LIGHTS INC | 92,618 |
ARKG | 08/16/2021 | Buy | SRNG | SOARING EAGLE ACQUISITION CORP | 55,000 |
ARKK | 08/16/2021 | Buy | PD | PAGERDUTY INC | 65,000 |
ARKK | 08/16/2021 | Buy | NVTA | INVITAE CORP | 448,607 |
ARKK | 08/16/2021 | Buy | NTLA | INTELLIA THERAPEUTICS INC | 76,862 |
ARKK | 08/16/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 228,429 |
ARKK | 08/16/2021 | Buy | FATE | FATE THERAPEUTICS INC | 65,163 |
ARKK | 08/16/2021 | Buy | EXAS | EXACT SCIENCES CORP | 244,663 |
ARKK | 08/16/2021 | Buy | SRNG | SOARING EAGLE ACQUISITION CORP | 150,000 |
ARKK | 08/16/2021 | Buy | CRSP | CRISPR THERAPEUTICS AG | 17,000 |
ARKK | 08/16/2021 | Buy | BLI | BERKELEY LIGHTS INC | 136,415 |
ARKK | 08/16/2021 | Buy | BEAM | BEAM THERAPEUTICS INC | 47,547 |
ARKK | 08/16/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 1,086,826 |
ARKQ | 08/16/2021 | Buy | SPFR | JAWS SPITFIRE ACQUISITION CORP | 22,000 |
ARKQ | 08/16/2021 | Buy | MKFG | MARKFORGED HOLDING CORP | 97,989 |
ARKQ | 08/16/2021 | Buy | AVAV | AEROVIRONMENT INC | 28,400 |
ARKW | 08/16/2021 | Buy | VCYT | VERACYTE INC | 60,325 |
ARKW | 08/16/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 1,051,051 |
ARKW | 08/16/2021 | Buy | LPSN | LIVEPERSON INC | 38,463 |
ARKW | 08/16/2021 | Buy | KVSB | KHOSLA VENTURES ACQUISITION CO II | 27,474 |
ARKW | 08/16/2021 | Buy | DKNG | DRAFTKINGS INC | 210,644 |
ARKX | 08/16/2021 | Buy | BLDE | BLADE AIR MOBILITY INC | 72,012 |
ARKX | 08/16/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 61,624 |
ARKF | 08/13/2021 | Buy | DKNG | DRAFTKINGS INC | 10,996 |
ARKG | 08/13/2021 | Buy | BEAM | BEAM THERAPEUTICS INC | 13,452 |
ARKG | 08/13/2021 | Buy | ZY | ZYMERGEN INC | 96,945 |
ARKG | 08/13/2021 | Buy | SMFR | SEMA4 HOLDINGS CORP | 1,816,927 |
ARKK | 08/13/2021 | Buy | BLI | BERKELEY LIGHTS INC | 70,152 |
ARKK | 08/13/2021 | Buy | TSP | TUSIMPLE HOLDINGS INC | 611,979 |
ARKK | 08/13/2021 | Buy | SGFY | SIGNIFY HEALTH INC | 955,467 |
ARKK | 08/13/2021 | Buy | PLTR | PALANTIR TECHNOLOGIES INC | 1,156,048 |
ARKQ | 08/13/2021 | Buy | AVAV | AEROVIRONMENT INC | 4,711 |
ARKQ | 08/13/2021 | Buy | MKFG | MARKFORGED HOLDING CORP | 134,857 |
ARKQ | 08/13/2021 | Buy | VUZI | VUZIX CORP | 96,473 |
ARKW | 08/13/2021 | Buy | LPSN | LIVEPERSON INC | 38,882 |