TWIN SECURITIES, INC.

AUM: $187.04 M
13-F Portfolio Value: $94.80 M
Last 13-F Filed: Q4 2023
Concentration in top 10: 99.91%
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Stock Company % Portfolio Shares Held Market Value Change in Shares % Change Quarter End Price Source
KRTXKARUNA THERAPEUTICS INC42.14%126,206$39,945,461126,206New$316.5113F
XUNITED STATES STL CORP NEW13.13%255,929$12,450,946255,929New$48.6513F
CERECEREVEL THERAPEUTICS HLDNG I10.41%232,705$9,866,692232,705New$42.413F
SPLKSPLUNK INC9.59%59,650$9,087,67859,650New$152.3513F
EDRENDEAVOR GROUP HLDGS INC9.42%376,468$8,933,586376,468New$23.7313F
IMGNIMMUNOGEN INC6.93%221,622$6,571,092221,622New$29.6513F
KVUEKENVUE INC3.23%142,400$3,065,872-6,000-4.04%$21.5313F
PXDPIONEER NAT RES CO2.73%11,500$2,586,12011,500New$224.8813F
KVUEKENVUE INC (Call)1.96%86,300$1,858,039-5,700-6.2%$21.5313F
KRTXKARUNA THERAPEUTICS INC (Call)0.37%1,100$348,1611,100New$316.5113F
XUNITED STATES STL CORP NEW (Call)0.09%1,800$87,5701,800New$48.6513F
ATVIACTIVISION BLIZZARD INC-2,058,368Exited13F
ATVIACTIVISION BLIZZARD INC (Call)-454,500Exited13F
ATVIACTIVISION BLIZZARD INC (Put)-308,700Exited13F
SGENSEAGEN INC-123,892Exited13F
SGENSEAGEN INC (Call)-17,400Exited13F
SGENSEAGEN INC (Put)-1,800Exited13F
SIMOSILICON MOTION TECHNOLOGY CO-81,233Exited13F
VMWVMWARE INC-74,682Exited13F
HZNPHORIZON THERAPEUTICS PUB L-800,784Exited13F
HZNPHORIZON THERAPEUTICS PUB L (Call)-20,000Exited13F