Renaissance Technologies - AETRIUM INC ownership

AETRIUM INC's ticker is ATRM and the CUSIP is 00817R202. A total of 11 filers reported holding AETRIUM INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Renaissance Technologies ownership history of AETRIUM INC
ValueSharesWeighting
Q4 2013$68,00010,2200.00%
Other shareholders
AETRIUM INC shareholders Q4 2013
NameSharesValueWeighting ↓
THOMPSON DAVIS & CO., INC. 14,750$99,0000.15%
Tower Research Capital LLC (TRC) 2,062$14,0000.00%
VANGUARD GROUP INC 23,167$156,0000.00%
DIMENSIONAL FUND ADVISORS LP 17,237$115,0000.00%
US BANCORP \DE\ 1,000$7,0000.00%
BANK OF AMERICA CORP /DE/ 3$00.00%
CITIGROUP INC 390$3,0000.00%
MORGAN STANLEY 600$4,0000.00%
BANK OF MONTREAL /CAN/ 2,857$19,0000.00%
Renaissance Technologies 10,220$68,0000.00%
View complete list of AETRIUM INC shareholders