Renaissance Technologies - INTERNATIONAL RECTIFIER CORP ownership

INTERNATIONAL RECTIFIER CORP's ticker is IRF and the CUSIP is 460254105. A total of 200 filers reported holding INTERNATIONAL RECTIFIER CORP in Q3 2014. The put-call ratio across all filers is 0.15 and the average weighting 0.2%.

Quarter-by-quarter ownership
Renaissance Technologies ownership history of INTERNATIONAL RECTIFIER CORP
ValueSharesWeighting
Q4 2014$40,762,000
+51.7%
1,021,600
+49.2%
0.10%
+32.4%
Q3 2014$26,864,000
+198.6%
684,600
+98.4%
0.07%
+236.4%
Q4 2013$8,997,000
+50.1%
345,100
+42.6%
0.02%
+46.7%
Q3 2013$5,994,000242,0000.02%
Other shareholders
INTERNATIONAL RECTIFIER CORP shareholders Q3 2014
NameSharesValueWeighting ↓
OMT Capital Management LLC 238,140$9,345,0005.58%
LONGFELLOW INVESTMENT MANAGEMENT CO LLC 400,000$15,696,0003.85%
OXFORD ASSET MANAGEMENT LLP 3,569,220$140,235,0003.20%
BTG Pactual Global Asset Management Ltd 637,068$24,999,0002.97%
GABELLI & Co INVESTMENT ADVISERS, INC. 365,184$14,330,0002.29%
GARDNER LEWIS ASSET MANAGEMENT L P 216,500$8,495,0001.70%
GLAZER CAPITAL, LLC 193,512$7,593,0001.66%
PACIFIC ALTERNATIVE ASSET MANAGEMENT COMPANY, LLC 368,300$14,452,0001.63%
BERKLEY W R CORP 700,410$27,483,0001.63%
WATER ISLAND CAPITAL LLC 1,210,797$47,511,674,0001.62%
View complete list of INTERNATIONAL RECTIFIER CORP shareholders