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Meli Kaszek Pioneer Corp

Q4 2022 vs Q1 2023

Comparing institutional holders between quarters

Quarters

Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022
CompareDetailedHistoricalFundsOptionsShort Interest13D/13GPeersTargetingTrading SummaryProfile
Driehaus Capital Management LLC
INCREASED
Shares2,110,441 from 2,079,641
Change+30,800 (+1%)
Value$21.5M (+$792.5K)
Filed 2023-05-15
Baillie Gifford & Co
UNCHANGED
Shares2,000,000 from 2,000,000
Change0 (0%)
Value$20.4M (+$460.0K)
Filed 2023-05-03
Foxhaven Asset Management, LP
UNCHANGED
Shares1,045,743 from 1,045,743
Change0 (0%)
Value$10.7M (+$230.2K)
Filed 2023-05-15
Harvard Management Co Inc
UNCHANGED
Shares1,000,000 from 1,000,000
Change0 (0%)
Value$10.2M (+$230.0K)
Filed 2023-05-15
AQR Arbitrage LLC
DECREASED
Shares964,513 from 1,000,000
Change-35,487 (-4%)
Value$9.8M (-$132.0K)
Filed 2023-05-15
Westchester Capital Management, LLC
INCREASED
Shares961,000 from 449,500
Change+511,500 (+114%)
Value$9.8M (+$5.3M)
Filed 2023-05-15
Bank of America Corp
NEW
Shares750,000
Change+750,000
Value$7.7M
Filed 2023-05-12
Washington University
UNCHANGED
Shares700,000 from 700,000
Change0 (0%)
Value$7.1M (+$7.1M)
Filed 2023-05-11
JPMorgan Chase & Co
INCREASED
Shares620,881 from 371,086
Change+249,795 (+67%)
Value$6.3M (+$6.3M)
Filed 2023-05-18
Millennium Management LLC
UNCHANGED
Shares595,000 from 595,000
Change0 (0%)
Value$6.1K (+$131)
Filed 2023-05-15
Centiva Capital, LP
UNCHANGED
Shares455,927 from 455,927
Change0 (0%)
Value$4.7M (+$104.9K)
Filed 2023-05-15
Radcliffe Capital Management, L.P.
DECREASED
Shares436,346 from 857,356
Change-421,010 (-49%)
Value$4.5M (-$4.1M)
Filed 2023-05-15
Dragoneer Investment Group, LLC
UNCHANGED
Shares400,000 from 400,000
Change0 (0%)
Value$4.1M (+$88.0K)
Filed 2023-05-15
Comprehensive Financial Management LLC
UNCHANGED
Shares400,000 from 400,000
Change0 (0%)
Value$4.1M (+$92.0K)
Filed 2023-05-15
Atlas Merchant Capital LLC
UNCHANGED
Shares394,208 from 394,208
Change0 (0%)
Value$4.0M (+$90.7K)
Filed 2023-05-15
Absoluto Partners Gestao de Recursos Ltda
DECREASED
Shares355,000 from 375,296
Change-20,296 (-5%)
Value$3.6M (-$124.4K)
Filed 2023-05-15
RP Investment Advisors LP
DECREASED
Shares350,000 from 1,000,000
Change-650,000 (-65%)
Value$3.6K (-$6.4K)
Filed 2023-05-16
Iconiq Capital, LLC
UNCHANGED
Shares350,000 from 350,000
Change0 (0%)
Value$3.6M (+$77.0K)
Filed 2023-05-15
First Trust Capital Management L.P.
UNCHANGED
Shares343,692 from 343,692
Change0 (0%)
Value$3.5M (+$75.6K)
Filed 2023-05-12
Glazer Capital, LLC
INCREASED
Shares319,040 from 95,367
Change+223,673 (+235%)
Value$3.3K (+$2.3K)
Filed 2023-05-15
Shaolin Capital Management LLC
DECREASED
Shares300,000 from 344,500
Change-44,500 (-13%)
Value$3.1K (-$378)
Filed 2023-05-15
Sharp Capital Gestora de Recursos Ltda.
UNCHANGED
Shares300,000 from 300,000
Change0 (0%)
Value$3.1M (+$3.1M)
Filed 2023-05-23
J. Goldman & Co LP
UNCHANGED
Shares300,000 from 300,000
Change0 (0%)
Value$3.1M (+$66.0K)
Filed 2023-05-15
Squadra Investments - Gestao de Recursos Ltda.
DECREASED
Shares288,385 from 292,000
Change-3,615 (-1%)
Value$2.9M (+$27.4K)
Filed 2023-05-15
Exos TFP Holdings LLC
INCREASED
Shares259,132 from 200,172
Change+58,960 (+29%)
Value$2.6M (+$645.5K)
Filed 2023-05-10
Truxt Investmentos Ltda.
UNCHANGED
Shares216,109 from 216,109
Change0 (0%)
Value$2.2M (+$47.6K)
Filed 2023-04-20
Segantii Capital Management Ltd
NEW
Shares200,000
Change+200,000
Value$2.0M
Filed 2023-05-05
Cowen and Company, LLC
NEW
Shares177,931
Change+177,931
Value$1.8M
Filed 2023-05-09
HGC Investment Management Inc.
DECREASED
Shares173,197 from 223,500
Change-50,303 (-23%)
Value$1.8K (-$464)
Filed 2023-05-16
Marshall Wace, LLP
DECREASED
Shares164,032 from 432,750
Change-268,718 (-62%)
Value$1.7M (-$2.6M)
Filed 2023-05-15
Boothbay Fund Management, LLC
NEW
Shares159,247
Change+159,247
Value$1.6M
Filed 2023-05-15
Aristeia Capital, L.L.C.
UNCHANGED
Shares154,010 from 154,010
Change0 (0%)
Value$1.6M (+$33.9K)
Filed 2023-05-16
Price T Rowe Associates Inc
DECREASED
Shares150,832 from 169,032
Change-18,200 (-11%)
Value$1.5K (-$146)
Filed 2023-05-15
Gritstone Asset Management LLC
UNCHANGED
Shares140,000 from 140,000
Change0 (0%)
Value$1.4M (+$30.8K)
Filed 2023-05-05
Sandia Investment Management LP
NEW
Shares131,156
Change+131,156
Value$1.3M
Filed 2023-05-15
Meteora Capital, LLC
INCREASED
Shares113,906 from 55,834
Change+58,072 (+104%)
Value$1.2M (+$604.6K)
Filed 2023-05-15
Cantor Fitzgerald, L. P.
UNCHANGED
Shares112,362 from 112,362
Change0 (0%)
Value$1.1M (+$1.1M)
Filed 2023-05-15
Walleye Capital LLC
UNCHANGED
Shares103,413 from 103,413
Change0 (0%)
Value$1.1M (+$22.8K)
Filed 2023-05-15
Moore Capital Management, LP
UNCHANGED
Shares100,000 from 100,000
Change0 (0%)
Value$1.0M (+$23.0K)
Filed 2023-05-15
Atmos Capital Gestao de Recursos Ltda.
UNCHANGED
Shares99,250 from 99,250
Change0 (0%)
Value$1.0M (+$21.8K)
Filed 2023-05-15
SkyView Investment Advisors, LLC
UNCHANGED
Shares91,571 from 91,571
Change0 (0%)
Value$934 (+$20)
Filed 2023-05-18
Cohanzick Management, LLC
UNCHANGED
Shares59,714 from 59,714
Change0 (0%)
Value$610.6K (+$15.2K)
Filed 2023-05-12
Walleye Trading LLC
UNCHANGED
Shares58,170 from 58,170
Change0 (0%)
Value$593.3K (+$12.8K)
Filed 2023-05-15
Flow State Investments, L.P.
INCREASED
Shares44,700 from 39,352
Change+5,348 (+14%)
Value$455.9K (+$63.2K)
Filed 2023-05-15
Arena Capital Advisors, LLC- CA
NEW
Shares34,810
Change+34,810
Value$355.1K
Filed 2023-05-12
Geode Capital Management, LLC
UNCHANGED
Shares15,932 from 15,932
Change0 (0%)
Value$162.5K (+$162.3K)
Filed 2023-05-15
Susquehanna International Group, LLP
NEW
Shares11,893
Change+11,893
Value$121.3K
Filed 2023-05-16
Elequin Capital, LP
DECREASED
Shares9,099 from 10,099
Change-1,000 (-10%)
Value$92.8K (-$8.0K)
Filed 2023-05-11
Morgan Stanley
UNCHANGED
Shares4,800 from 4,800
Change0 (0%)
Value$49.0K (+$1.1K)
Filed 2023-05-15
UBS Group AG
NEW
Shares1,164
Change+1,164
Value$11.9K
Filed 2023-05-12
Tower Research Capital LLC (TRC)
NEW
Shares211
Change+211
Value$2
Filed 2023-05-09
Trustees of the University of Pennsylvania
CLOSED
Shares0 from 1,500,000
Change-1,500,000 (-100%)
Value$0 (-$15.0K)
Filed 2023-06-15
Cowen Investment Management LLC
CLOSED
Shares0 from 250,000
Change-250,000 (-100%)
Value$0 (-$2.5M)
Filed 2023-05-11
Fort Baker Capital Management LP
CLOSED
Shares0 from 147,660
Change-147,660 (-100%)
Value$0 (-$1.5M)
Filed 2023-05-15
Castle Hook Partners LP
CLOSED
Shares0 from 100,000
Change-100,000 (-100%)
Value$0 (-$998.0K)
Filed 2023-05-12
Proequities, Inc.
UNCHANGED
Shares0 from 0
Change0
Value$0 ($0)
Filed 2023-05-15
Status
Driehaus Capital Management LLC
INCREASED2,110,4412,079,641+30,800+1%$20.7M$21.5M+$792.5K2023-05-15
Baillie Gifford & Co
UNCHANGED2,000,0002,000,00000%$19.9M$20.4M+$460.0K2023-05-03
Foxhaven Asset Management, LP
UNCHANGED1,045,7431,045,74300%$10.4M$10.7M+$230.2K2023-05-15
Harvard Management Co Inc
UNCHANGED1,000,0001,000,00000%$10.0M$10.2M+$230.0K2023-05-15
AQR Arbitrage LLC
DECREASED964,5131,000,000-35,487-4%$10.0M$9.8M-$132.0K2023-05-15
Westchester Capital Management, LLC
INCREASED961,000449,500+511,500+114%$4.5M$9.8M+$5.3M2023-05-15
Bank of America Corp
NEW750,000—+750,000——$7.7M—2023-05-12
Washington University
UNCHANGED700,000700,00000%$7.0K$7.1M+$7.1M2023-05-11
JPMorgan Chase & Co
INCREASED620,881371,086+249,795+67%$3.7K$6.3M+$6.3M2023-05-18
Millennium Management LLC
UNCHANGED595,000595,00000%$5.9K$6.1K+$1312023-05-15
Centiva Capital, LP
UNCHANGED455,927455,92700%$4.5M$4.7M+$104.9K2023-05-15
Radcliffe Capital Management, L.P.
DECREASED436,346857,356-421,010-49%$8.6M$4.5M-$4.1M2023-05-15
Dragoneer Investment Group, LLC
UNCHANGED400,000400,00000%$4.0M$4.1M+$88.0K2023-05-15
Comprehensive Financial Management LLC
UNCHANGED400,000400,00000%$4.0M$4.1M+$92.0K2023-05-15
Atlas Merchant Capital LLC
UNCHANGED394,208394,20800%$3.9M$4.0M+$90.7K2023-05-15
Absoluto Partners Gestao de Recursos Ltda
DECREASED355,000375,296-20,296-5%$3.7M$3.6M-$124.4K2023-05-15
RP Investment Advisors LP
DECREASED350,0001,000,000-650,000-65%$10.0K$3.6K-$6.4K2023-05-16
Iconiq Capital, LLC
UNCHANGED350,000350,00000%$3.5M$3.6M+$77.0K2023-05-15
First Trust Capital Management L.P.
UNCHANGED343,692343,69200%$3.4M$3.5M+$75.6K2023-05-12
Glazer Capital, LLC
INCREASED319,04095,367+223,673+235%$952$3.3K+$2.3K2023-05-15
Shaolin Capital Management LLC
DECREASED300,000344,500-44,500-13%$3.4K$3.1K-$3782023-05-15
Sharp Capital Gestora de Recursos Ltda.
UNCHANGED300,000300,00000%$3.0K$3.1M+$3.1M2023-05-23
J. Goldman & Co LP
UNCHANGED300,000300,00000%$3.0M$3.1M+$66.0K2023-05-15
Squadra Investments - Gestao de Recursos Ltda.
DECREASED288,385292,000-3,615-1%$2.9M$2.9M+$27.4K2023-05-15
Exos TFP Holdings LLC
INCREASED259,132200,172+58,960+29%$2.0M$2.6M+$645.5K2023-05-10
Truxt Investmentos Ltda.
UNCHANGED216,109216,10900%$2.2M$2.2M+$47.6K2023-04-20
Segantii Capital Management Ltd
NEW200,000—+200,000——$2.0M—2023-05-05
Cowen and Company, LLC
NEW177,931—+177,931——$1.8M—2023-05-09
HGC Investment Management Inc.
DECREASED173,197223,500-50,303-23%$2.2K$1.8K-$4642023-05-16
Marshall Wace, LLP
DECREASED164,032432,750-268,718-62%$4.3M$1.7M-$2.6M2023-05-15
Boothbay Fund Management, LLC
NEW159,247—+159,247——$1.6M—2023-05-15
Aristeia Capital, L.L.C.
UNCHANGED154,010154,01000%$1.5M$1.6M+$33.9K2023-05-16
Price T Rowe Associates Inc
DECREASED150,832169,032-18,200-11%$1.7K$1.5K-$1462023-05-15
Gritstone Asset Management LLC
UNCHANGED140,000140,00000%$1.4M$1.4M+$30.8K2023-05-05
Sandia Investment Management LP
NEW131,156—+131,156——$1.3M—2023-05-15
Meteora Capital, LLC
INCREASED113,90655,834+58,072+104%$557.2K$1.2M+$604.6K2023-05-15
Cantor Fitzgerald, L. P.
UNCHANGED112,362112,36200%$1.1K$1.1M+$1.1M2023-05-15
Walleye Capital LLC
UNCHANGED103,413103,41300%$1.0M$1.1M+$22.8K2023-05-15
Moore Capital Management, LP
UNCHANGED100,000100,00000%$997.0K$1.0M+$23.0K2023-05-15
Atmos Capital Gestao de Recursos Ltda.
UNCHANGED99,25099,25000%$990.5K$1.0M+$21.8K2023-05-15
SkyView Investment Advisors, LLC
UNCHANGED91,57191,57100%$914$934+$202023-05-18
Cohanzick Management, LLC
UNCHANGED59,71459,71400%$595.3K$610.6K+$15.2K2023-05-12
Walleye Trading LLC
UNCHANGED58,17058,17000%$580.5K$593.3K+$12.8K2023-05-15
Flow State Investments, L.P.
INCREASED44,70039,352+5,348+14%$392.7K$455.9K+$63.2K2023-05-15
Arena Capital Advisors, LLC- CA
NEW34,810—+34,810——$355.1K—2023-05-12
Geode Capital Management, LLC
UNCHANGED15,93215,93200%$158$162.5K+$162.3K2023-05-15
Susquehanna International Group, LLP
NEW11,893—+11,893——$121.3K—2023-05-16
Elequin Capital, LP
DECREASED9,09910,099-1,000-10%$100.8K$92.8K-$8.0K2023-05-11
Morgan Stanley
UNCHANGED4,8004,80000%$47.9K$49.0K+$1.1K2023-05-15
UBS Group AG
NEW1,164—+1,164——$11.9K—2023-05-12
Tower Research Capital LLC (TRC)
NEW211—+211——$2—2023-05-09
Trustees of the University of Pennsylvania
CLOSED01,500,000-1,500,000-100%$15.0K$0-$15.0K2023-06-15
Cowen Investment Management LLC
CLOSED0250,000-250,000-100%$2.5M$0-$2.5M2023-05-11
Fort Baker Capital Management LP
CLOSED0147,660-147,660-100%$1.5M$0-$1.5M2023-05-15
Castle Hook Partners LP
CLOSED0100,000-100,000-100%$998.0K$0-$998.0K2023-05-12
Proequities, Inc.
UNCHANGED000—$0$0$02023-05-15
Showing 56 of 56 institutions