Investor AB

Investor AB as of Dec. 31, 2010

Portfolio Holdings for Investor AB

Investor AB holds 15 positions in its portfolio as reported in the December 2010 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
ChinaCache International Holdings 48.9 $70M 3.5M 20.15
Constant Contact 12.9 $19M 598k 30.99
Dresser-Rand 5.9 $8.5M 201k 42.59
AK Steel Holding Corporation 4.0 $5.7M 350k 16.37
Achillion Pharmaceuticals 3.8 $5.5M 1.4M 3.95
Devon Energy Corporation (DVN) 3.8 $5.5M 70k 78.51
Bank of America Corporation (BAC) 3.7 $5.3M 400k 13.34
Freeport-McMoRan Copper & Gold (FCX) 3.3 $4.8M 40k 120.08
D.R. Horton (DHI) 2.7 $3.9M 325k 11.93
General Motors Company (GM) 2.6 $3.7M 100k 36.84
Citi 2.5 $3.5M 750k 4.73
AmerisourceBergen (COR) 1.8 $2.6M 75k 34.12
Fibria Celulose 1.7 $2.4M 150k 15.99
Delta Air Lines (DAL) 1.3 $1.9M 150k 12.58
Ens 1.1 $1.6M 30k 53.37