IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Horizon Acquisition Corp

Q2 2021 vs Q3 2021

Comparing institutional holders between quarters

Quarters

Q3 2021Q2 2021Q1 2021Q4 2020
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile
Millennium Management LLC
INCREASED
Shares3,580,596 from 3,417,549
Change+163,047 (+5%)
Value$35.7K (+$1.7K)
Filed 2021-11-15
Linden Advisors LP
UNCHANGED
Shares2,993,982 from 2,993,982
Change0 (0%)
Value$29.9K (+$90)
Filed 2021-11-15
Omni Partners US LLC
NEW
Shares1,983,351
Change+1,983,351
Value$19.8K
Filed 2021-11-15
Beryl Capital Management LLC
NEW
Shares1,955,267
Change+1,955,267
Value$19.6K
Filed 2021-11-15
Adage Capital Partners GP, L.L.C.
UNCHANGED
Shares1,800,000 from 1,800,000
Change0 (0%)
Value$18.0K (+$54)
Filed 2021-11-15
FMR LLC
DECREASED
Shares1,688,343 from 1,743,563
Change-55,220 (-3%)
Value$16.9K (-$499)
Filed 2022-02-14
Glazer Capital, LLC
INCREASED
Shares1,679,068 from 894,686
Change+784,382 (+88%)
Value$16.8K (+$7.9K)
Filed 2021-11-15
BlueCrest Capital Management Ltd
INCREASED
Shares1,600,000 from 1,050,000
Change+550,000 (+52%)
Value$16.0K (+$5.5K)
Filed 2021-11-15
683 Capital Management, LLC
UNCHANGED
Shares1,600,000 from 1,600,000
Change0 (0%)
Value$16.0K (+$47)
Filed 2021-11-15
Sculptor Capital LP
DECREASED
Shares1,320,858 from 2,070,858
Change-750,000 (-36%)
Value$13.2K (-$7.4K)
Filed 2021-11-12
HSBC Holdings PLC
NEW
Shares1,137,428
Change+1,137,428
Value$11.4K
Filed 2021-11-12
Governors Lane LP
UNCHANGED
Shares900,000 from 900,000
Change0 (0%)
Value$9.0K (+$27)
Filed 2021-11-15
Magnetar Financial LLC
INCREASED
Shares856,656 from 836,556
Change+20,100 (+2%)
Value$8.5K (+$225)
Filed 2022-01-14
Marshall Wace, LLP
NEW
Shares726,651
Change+726,651
Value$7.3K
Filed 2021-11-15
Kepos Capital LP
DECREASED
Shares710,374 from 825,000
Change-114,626 (-14%)
Value$7.1K (-$1.1K)
Filed 2021-11-12
TIG Advisors, LLC
DECREASED
Shares646,946 from 650,342
Change-3,396 (-1%)
Value$6.5K (-$14)
Filed 2021-11-15
Credit Suisse AG/
NEW
Shares512,277
Change+512,277
Value$5.1K
Filed 2021-11-12
Radcliffe Capital Management, L.P.
DECREASED
Shares474,973 from 476,974
Change-2,001 (0%)
Value$4.7K (-$6)
Filed 2021-11-15
Alpha Wave Global, LP
NEW
Shares450,322
Change+450,322
Value$4.5K
Filed 2021-11-12
D. E. Shaw & Co., Inc.
UNCHANGED
Shares418,342 from 418,342
Change0 (0%)
Value$4.2K (+$12)
Filed 2021-11-15
Clearline Capital LP
INCREASED
Shares401,022 from 272,279
Change+128,743 (+47%)
Value$4.0K (+$1.3K)
Filed 2021-11-15
K2 Principal Fund, L.P.
DECREASED
Shares378,735 from 478,735
Change-100,000 (-21%)
Value$3.8K (-$983)
Filed 2021-11-12
Hudson Bay Capital Management LP
UNCHANGED
Shares354,416 from 354,416
Change0 (0%)
Value$3.5K (+$11)
Filed 2021-12-29
Context Capital Management, LLC
DECREASED
Shares282,401 from 289,601
Change-7,200 (-2%)
Value$2.8K (-$64)
Filed 2021-11-12
Omers Administration Corp
NEW
Shares279,965
Change+279,965
Value$2.8K
Filed 2021-11-12
Tenor Capital Management Co., L.P.
UNCHANGED
Shares275,000 from 275,000
Change0 (0%)
Value$2.7K (+$9)
Filed 2021-11-15
Cowen and Company, LLC
INCREASED
Shares263,340 from 50,000
Change+213,340 (+427%)
Value$2.6K (+$2.1K)
Filed 2021-11-12
Diameter Capital Partners LP
UNCHANGED
Shares250,000 from 250,000
Change0 (0%)
Value$2.5K (+$7)
Filed 2021-11-15
Antara Capital LP
DECREASED
Shares223,565 from 641,965
Change-418,400 (-65%)
Value$2.2K (-$4.2K)
Filed 2021-11-15
Jane Street Group, LLC
INCREASED
Shares221,886 from 57,635
Change+164,251 (+285%)
Value$2.2K (+$1.6K)
Filed 2021-11-16
Knott David M
NEW
Shares210,100
Change+210,100
Value$2.1K
Filed 2021-11-12
P Schoenfeld Asset Management LP
NEW
Shares200,400
Change+200,400
Value$2.0K
Filed 2021-11-15
Castle Creek Arbitrage, LLC
UNCHANGED
Shares180,480 from 180,480
Change0 (0%)
Value$1.8K (+$5)
Filed 2021-11-15
Moore Capital Management, LP
UNCHANGED
Shares150,000 from 150,000
Change0 (0%)
Value$1.5K (+$4)
Filed 2021-11-15
LMR Partners LLP
UNCHANGED
Shares148,360 from 148,360
Change0 (0%)
Value$1.5K (+$5)
Filed 2021-11-15
Goldman Sachs Group Inc
DECREASED
Shares132,372 from 134,060
Change-1,688 (-1%)
Value$1.3K (-$13)
Filed 2022-01-20
Periscope Capital Inc.
DECREASED
Shares120,000 from 159,140
Change-39,140 (-25%)
Value$1.2K (-$387)
Filed 2021-11-12
HRT Financial LP
NEW
Shares100,003
Change+100,003
Value$998
Filed 2021-11-15
Levin Capital Strategies, L.P.
INCREASED
Shares81,212 from 30,000
Change+51,212 (+171%)
Value$810 (+$511)
Filed 2021-11-10
Bulldog Investors, LLPA
DECREASED
Shares76,273 from 76,691
Change-418 (-1%)
Value$761 (-$2)
Filed 2021-11-12
Alpine Global Management, LLC
DECREASED
Shares72,396 from 297,299
Change-224,903 (-76%)
Value$723 (-$2.2K)
Filed 2021-11-12
Healthcare of Ontario Pension Plan Trust Fund
UNCHANGED
Shares65,400 from 65,400
Change0 (0%)
Value$653 (+$2)
Filed 2021-11-10
Exos Asset Management LLC
INCREASED
Shares62,817 from 16,643
Change+46,174 (+277%)
Value$627 (+$461)
Filed 2021-10-25
Athanor Capital, LP
DECREASED
Shares53,966 from 56,049
Change-2,083 (-4%)
Value$539 (-$19)
Filed 2021-11-15
Segantii Capital Management Ltd
DECREASED
Shares50,000 from 100,000
Change-50,000 (-50%)
Value$499 (-$496)
Filed 2021-11-10
Vestcor Inc
UNCHANGED
Shares38,563 from 38,563
Change0 (0%)
Value$385 (+$1)
Filed 2021-11-15
GAM Holding AG
NEW
Shares32,100
Change+32,100
Value$320
Filed 2021-11-12
Prelude Capital Management, LLC
NEW
Shares24,998
Change+24,998
Value$249
Filed 2021-11-15
FNY Investment Advisers, LLC
INCREASED
Shares20,500 from 500
Change+20,000 (+4000%)
Value$204 (+$200)
Filed 2021-10-13
RBF Capital, LLC
NEW
Shares20,000
Change+20,000
Value$200
Filed 2021-11-15
Paloma Partners Management Co
NEW
Shares17,392
Change+17,392
Value$174
Filed 2021-11-15
Penserra Capital Management LLC
DECREASED
Shares6,995 from 13,046
Change-6,051 (-46%)
Value$69 (-$60)
Filed 2021-11-15
Morgan Stanley
DECREASED
Shares6,472 from 11,222
Change-4,750 (-42%)
Value$65 (-$47)
Filed 2021-11-15
UBS Group AG
DECREASED
Shares2,758 from 4,611
Change-1,853 (-40%)
Value$28 (-$18)
Filed 2021-11-15
Royal Bank of Canada
UNCHANGED
Shares2,500 from 2,500
Change0 (0%)
Value$25 ($0)
Filed 2021-11-15
Arena Capital Advisors, LLC- CA
UNCHANGED
Shares2,200 from 2,200
Change0 (0%)
Value$22 ($0)
Filed 2021-11-12
Ancora Advisors LLCA
NEW
Shares1,000
Change+1,000
Value$10
Filed 2021-11-15
Citigroup Inc
UNCHANGED
Shares362 from 362
Change0 (0%)
Value$4 ($0)
Filed 2021-11-10
LH Capital Markets, LLC
CLOSED
Shares0 from 4,000,000
Change-4,000,000 (-100%)
Value$0 (-$39.8K)
Filed 2021-11-15
Citadel Advisors LLC
CLOSED
Shares0 from 1,499,249
Change-1,499,249 (-100%)
Value$0 (-$14.9K)
Filed 2022-03-11
HGC Investment Management Inc.
CLOSED
Shares0 from 1,440,380
Change-1,440,380 (-100%)
Value$0 (-$14.3K)
Filed 2021-11-15
Polar Asset Management Partners Inc.
CLOSED
Shares0 from 786,056
Change-786,056 (-100%)
Value$0 (-$7.8K)
Filed 2021-11-15
Atlas Principals, LLC
CLOSED
Shares0 from 303,000
Change-303,000 (-100%)
Value$0 (-$3.0K)
Filed 2021-11-15
CSS LLC
CLOSED
Shares0 from 215,274
Change-215,274 (-100%)
Value$0 (-$2.1K)
Filed 2021-11-15
Arrowstreet Capital, Limited Partnership
CLOSED
Shares0 from 79,114
Change-79,114 (-100%)
Value$0 (-$787)
Filed 2021-11-12
Tuttle Capital Management, LLC
CLOSED
Shares0 from 76,897
Change-76,897 (-100%)
Value$0 (-$765)
Filed 2021-10-22
Berkley W R Corp
CLOSED
Shares0 from 75,912
Change-75,912 (-100%)
Value$0 (-$755)
Filed 2022-02-14
Wolverine Asset Management LLC
CLOSED
Shares0 from 46,782
Change-46,782 (-100%)
Value$0 (-$465)
Filed 2021-11-12
Schonfeld Strategic Advisors LLC
CLOSED
Shares0 from 24,905
Change-24,905 (-100%)
Value$0 (-$248)
Filed 2021-11-16
Bluefin Capital Management, LLC
CLOSED
Shares0 from 23,246
Change-23,246 (-100%)
Value$0 (-$231)
Filed 2021-11-15
Qube Research & Technologies Ltd
CLOSED
Shares0 from 16,351
Change-16,351 (-100%)
Value$0 (-$163)
Filed 2021-11-12
Proequities, Inc.
UNCHANGED
Shares0 from 0
Change0
Value$0 ($0)
Filed 2021-11-09
Status
Millennium Management LLC
INCREASED3,580,5963,417,549+163,047+5%$34.0K$35.7K+$1.7K2021-11-15
Linden Advisors LP
UNCHANGED2,993,9822,993,98200%$29.8K$29.9K+$902021-11-15
Omni Partners US LLC
NEW1,983,351—+1,983,351——$19.8K—2021-11-15
Beryl Capital Management LLC
NEW1,955,267—+1,955,267——$19.6K—2021-11-15
Adage Capital Partners GP, L.L.C.
UNCHANGED1,800,0001,800,00000%$17.9K$18.0K+$542021-11-15
FMR LLC
DECREASED1,688,3431,743,563-55,220-3%$17.3K$16.9K-$4992022-02-14
Glazer Capital, LLC
INCREASED1,679,068894,686+784,382+88%$8.9K$16.8K+$7.9K2021-11-15
BlueCrest Capital Management Ltd
INCREASED1,600,0001,050,000+550,000+52%$10.4K$16.0K+$5.5K2021-11-15
683 Capital Management, LLC
UNCHANGED1,600,0001,600,00000%$15.9K$16.0K+$472021-11-15
Sculptor Capital LP
DECREASED1,320,8582,070,858-750,000-36%$20.6K$13.2K-$7.4K2021-11-12
HSBC Holdings PLC
NEW1,137,428—+1,137,428——$11.4K—2021-11-12
Governors Lane LP
UNCHANGED900,000900,00000%$9.0K$9.0K+$272021-11-15
Magnetar Financial LLC
INCREASED856,656836,556+20,100+2%$8.3K$8.5K+$2252022-01-14
Marshall Wace, LLP
NEW726,651—+726,651——$7.3K—2021-11-15
Kepos Capital LP
DECREASED710,374825,000-114,626-14%$8.2K$7.1K-$1.1K2021-11-12
TIG Advisors, LLC
DECREASED646,946650,342-3,396-1%$6.5K$6.5K-$142021-11-15
Credit Suisse AG/
NEW512,277—+512,277——$5.1K—2021-11-12
Radcliffe Capital Management, L.P.
DECREASED474,973476,974-2,0010%$4.7K$4.7K-$62021-11-15
Alpha Wave Global, LP
NEW450,322—+450,322——$4.5K—2021-11-12
D. E. Shaw & Co., Inc.
UNCHANGED418,342418,34200%$4.2K$4.2K+$122021-11-15
Clearline Capital LP
INCREASED401,022272,279+128,743+47%$2.7K$4.0K+$1.3K2021-11-15
K2 Principal Fund, L.P.
DECREASED378,735478,735-100,000-21%$4.8K$3.8K-$9832021-11-12
Hudson Bay Capital Management LP
UNCHANGED354,416354,41600%$3.5K$3.5K+$112021-12-29
Context Capital Management, LLC
DECREASED282,401289,601-7,200-2%$2.9K$2.8K-$642021-11-12
Omers Administration Corp
NEW279,965—+279,965——$2.8K—2021-11-12
Tenor Capital Management Co., L.P.
UNCHANGED275,000275,00000%$2.7K$2.7K+$92021-11-15
Cowen and Company, LLC
INCREASED263,34050,000+213,340+427%$498$2.6K+$2.1K2021-11-12
Diameter Capital Partners LP
UNCHANGED250,000250,00000%$2.5K$2.5K+$72021-11-15
Antara Capital LP
DECREASED223,565641,965-418,400-65%$6.4K$2.2K-$4.2K2021-11-15
Jane Street Group, LLC
INCREASED221,88657,635+164,251+285%$573$2.2K+$1.6K2021-11-16
Knott David M
NEW210,100—+210,100——$2.1K—2021-11-12
P Schoenfeld Asset Management LP
NEW200,400—+200,400——$2.0K—2021-11-15
Castle Creek Arbitrage, LLC
UNCHANGED180,480180,48000%$1.8K$1.8K+$52021-11-15
Moore Capital Management, LP
UNCHANGED150,000150,00000%$1.5K$1.5K+$42021-11-15
LMR Partners LLP
UNCHANGED148,360148,36000%$1.5K$1.5K+$52021-11-15
Goldman Sachs Group Inc
DECREASED132,372134,060-1,688-1%$1.3K$1.3K-$132022-01-20
Periscope Capital Inc.
DECREASED120,000159,140-39,140-25%$1.6K$1.2K-$3872021-11-12
HRT Financial LP
NEW100,003—+100,003——$998—2021-11-15
Levin Capital Strategies, L.P.
INCREASED81,21230,000+51,212+171%$299$810+$5112021-11-10
Bulldog Investors, LLPA
DECREASED76,27376,691-418-1%$763$761-$22021-11-12
Alpine Global Management, LLC
DECREASED72,396297,299-224,903-76%$3.0K$723-$2.2K2021-11-12
Healthcare of Ontario Pension Plan Trust Fund
UNCHANGED65,40065,40000%$651$653+$22021-11-10
Exos Asset Management LLC
INCREASED62,81716,643+46,174+277%$166$627+$4612021-10-25
Athanor Capital, LP
DECREASED53,96656,049-2,083-4%$558$539-$192021-11-15
Segantii Capital Management Ltd
DECREASED50,000100,000-50,000-50%$995$499-$4962021-11-10
Vestcor Inc
UNCHANGED38,56338,56300%$384$385+$12021-11-15
GAM Holding AG
NEW32,100—+32,100——$320—2021-11-12
Prelude Capital Management, LLC
NEW24,998—+24,998——$249—2021-11-15
FNY Investment Advisers, LLC
INCREASED20,500500+20,000+4000%$4$204+$2002021-10-13
RBF Capital, LLC
NEW20,000—+20,000——$200—2021-11-15
Paloma Partners Management Co
NEW17,392—+17,392——$174—2021-11-15
Penserra Capital Management LLC
DECREASED6,99513,046-6,051-46%$129$69-$602021-11-15
Morgan Stanley
DECREASED6,47211,222-4,750-42%$112$65-$472021-11-15
UBS Group AG
DECREASED2,7584,611-1,853-40%$46$28-$182021-11-15
Royal Bank of Canada
UNCHANGED2,5002,50000%$25$25$02021-11-15
Arena Capital Advisors, LLC- CA
UNCHANGED2,2002,20000%$22$22$02021-11-12
Ancora Advisors LLCA
NEW1,000—+1,000——$10—2021-11-15
Citigroup Inc
UNCHANGED36236200%$4$4$02021-11-10
LH Capital Markets, LLC
CLOSED04,000,000-4,000,000-100%$39.8K$0-$39.8K2021-11-15
Citadel Advisors LLC
CLOSED01,499,249-1,499,249-100%$14.9K$0-$14.9K2022-03-11
HGC Investment Management Inc.
CLOSED01,440,380-1,440,380-100%$14.3K$0-$14.3K2021-11-15
Polar Asset Management Partners Inc.
CLOSED0786,056-786,056-100%$7.8K$0-$7.8K2021-11-15
Atlas Principals, LLC
CLOSED0303,000-303,000-100%$3.0K$0-$3.0K2021-11-15
CSS LLC
CLOSED0215,274-215,274-100%$2.1K$0-$2.1K2021-11-15
Arrowstreet Capital, Limited Partnership
CLOSED079,114-79,114-100%$787$0-$7872021-11-12
Tuttle Capital Management, LLC
CLOSED076,897-76,897-100%$765$0-$7652021-10-22
Berkley W R Corp
CLOSED075,912-75,912-100%$755$0-$7552022-02-14
Wolverine Asset Management LLC
CLOSED046,782-46,782-100%$465$0-$4652021-11-12
Schonfeld Strategic Advisors LLC
CLOSED024,905-24,905-100%$248$0-$2482021-11-16
Bluefin Capital Management, LLC
CLOSED023,246-23,246-100%$231$0-$2312021-11-15
Qube Research & Technologies Ltd
CLOSED016,351-16,351-100%$163$0-$1632021-11-12
Proequities, Inc.
UNCHANGED000—$0$0$02021-11-09
Showing 72 of 72 institutions