Investor AB

Investor AB as of Sept. 30, 2011

Portfolio Holdings for Investor AB

Investor AB holds 14 positions in its portfolio as reported in the September 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Nasdaq Omx (NDAQ) 83.8 $439M 19M 23.14
Tangoe 5.6 $29M 2.6M 11.31
ChinaCache International Holdings 3.0 $16M 3.5M 4.54
ValueClick 1.6 $8.5M 545k 15.56
Dresser-Rand 1.6 $8.1M 201k 40.53
Corcept Therapeutics Incorporated (CORT) 1.3 $6.6M 2.1M 3.10
ITT Corporation 0.9 $4.6M 110k 42.00
ISTA Pharmaceuticals 0.8 $4.0M 1.2M 3.45
Constant Contact 0.6 $3.1M 180k 17.29
Youku 0.3 $1.6M 100k 16.36
Achillion Pharmaceuticals 0.2 $1.2M 256k 4.72
NYSE Euronext 0.2 $1.2M 50k 23.24
QuinStreet (QNST) 0.1 $589k 57k 10.36
Alimera Sciences 0.0 $48k 6.1k 7.93