Tamarack Advisers, LP - ISHARES TR ownership

ISHARES TR's ticker is and the CUSIP is 464287952. A total of 13 filers reported holding ISHARES TR in Q4 2020. The put-call ratio across all filers is - and the average weighting 1.7%.

Quarter-by-quarter ownership
Tamarack Advisers, LP ownership history of ISHARES TR
ValueSharesWeighting
Q4 2020$500,0002,0000.10%
Other shareholders
ISHARES TR shareholders Q4 2020
NameSharesValueWeighting ↓
TAM Capital Management Inc. 64,500$8,063,0008.25%
QVR LLC 349,700$42,565,0004.49%
Gladius Capital Management LP 230,000$27,996,0002.85%
Intrinsic Edge Capital Management LLC 1,891$1,721,0000.20%
Marathon Trading Investment Management LLC 4,600$560,0000.06%
SG Americas Securities, LLC 1,596,000$4,694,0000.04%
JPMORGAN CHASE & CO 93,900$11,430,0000.00%
View complete list of ISHARES TR shareholders