HolderBook

IBERE PHARMACEUTICALS (IBER)

Institutional ownership reported to the SEC as of Q4 2022, across 7 quarters.

35
Reporting holders
$81.7M
Reported value
0.0%
Held as options
-13
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
Hudson Bay Capital Management LP$7.2M716,6130.07%7qHELD
Polar Asset Management Partners Inc.$6.9M678,9180.08%7qHELD
ARISTEIA CAPITAL LLC$6.8M675,1730.14%4q+58.8%+$2.5M
First Trust Capital Management L.P.$5.5M542,8520.29%2qHELD
MARSHALL WACE, LLP$5.4M539,8070.01%7qHELD
Periscope Capital Inc.$4.7M470,3950.20%7q+3.1%+$143.5K
Linden Advisors LP$4.5M450,0000.05%7qHELD
Sculptor Capital LP$4.3M425,0000.07%7qHELD
Saba Capital Management, L.P.$3.6M355,7040.05%4q+8.1%+$269.4K
Cohanzick Management, LLC$3.5M345,2521.01%2q-0.9%-$31.3K
Radcliffe Capital Management, L.P.$3.3M327,1500.10%7qHELD
HSBC HOLDINGS PLC$3.3M325,1080.00%newNEW
BANK OF AMERICA CORP /DE/$3.2M320,0000.00%4qHELD
MOORE CAPITAL MANAGEMENT, LP$3.0M300,0000.07%7qHELD
Castle Creek Arbitrage, LLC$2.6M253,4460.23%6qHELD
Westchester Capital Management, LLC$2.5M243,9440.07%newNEW
AQR Arbitrage LLC$2.1M206,4150.05%3qHELD
D. E. Shaw & Co., Inc.$1.5M150,0000.00%7q-45.5%-$1.3M
Walleye Capital LLC$1.1M110,0480.02%5qHELD
FIR TREE CAPITAL MANAGEMENT LP$827.8K82,0370.04%7qHELD
Walleye Trading LLC$807.2K80,0000.00%5qHELD
WHITEBOX ADVISORS LLC$759.2K75,2460.02%7qHELD
Cubist Systematic Strategies, LLC$752.2K74,5470.00%2q+5.8%+$41.1K
BERKLEY W R CORP$698.0K69,1760.04%7q+0.6%+$4.0K
JANUS HENDERSON GROUP PLC$533.9K52,9170.00%2q-50.0%-$533.9K
GOLDMAN SACHS GROUP INC$514.5K50,9950.00%7qHELD
SILVERBACK ASSET MANAGEMENT LLC$302.7K30,0000.04%2qHELD
SUSQUEHANNA INTERNATIONAL GROUP, LLP$296.3K29,3670.00%2qHELD
WOLVERINE ASSET MANAGEMENT LLC$291.0K28,8410.00%newNEW
CAPSTONE INVESTMENT ADVISORS, LLC$252.2K25,0000.00%7qHELD
Exos TFP Holdings LLC$230.0K22,7920.06%newNEW
DeepCurrents Investment Group LLC$178.9K17,7300.01%4qHELD
DARK FOREST CAPITAL MANAGEMENT LP$157.1K15,5740.04%6qHELD
Robinson Capital Management, LLC$96.4K9,5570.05%6qHELD
GLAZER CAPITAL, LLC$13.4K1,330,1020.35%7q+22.4%+$2.5K
Magnetar Financial LLC$7.9K785,8720.13%3qHELD
MILLENNIUM MANAGEMENT LLC$6.7K660,6640.00%7q+1.2%
UBS Group AG$5.5K5440.00%4q-73.9%-$15.5K
KIM, LLC$4.5K450,0000.25%3qHELD
Vestcor Inc$4.0K400,0000.15%7qHELD
NOMURA HOLDINGS INC$3.2K318,6440.01%7qHELD
PICTON MAHONEY ASSET MANAGEMENT$2.0K200,0000.10%7qHELD
CANTOR FITZGERALD, L. P.$1.1K112,0500.02%3qHELD
Lynwood Capital Management Inc.$51951,4000.62%5qHELD
HGC Investment Management Inc.$49549,0230.05%newNEW
Knott David M Jr$36336,0000.14%5qHELD
CLEAR STREET LLC$161,5430.00%newNEW

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q4 202235$81.7M8,100,1484540.0%
Q3 202248$119.9M12,099,023101030.0%
Q2 202246$107.6M12,563,2684660.0%
Q1 202248$105.1M12,286,5217260.0%
Q4 202147$100.3M11,838,24710810.1%
Q3 202138$71.5M7,373,9226830.1%
Q2 202132$61.2M6,322,50531000.1%