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Fund Holdings of BB BIOTECH AG Filed on 2012-02-07

Link to Original SEC 13F filings sorted on filing date: 2012-02-07 | 2011-11-07 | 2011-08-09 | 2011-05-09 | 2011-02-10 | 2010-11-01 | 2010-08-04 | 2010-05-10 | 2010-02-11 | 2009-11-16 | 2009-08-10 | 2009-05-13 | 2009-02-11 | 2008-11-12 | 2008-08-05 | 2008-05-14 |

1. Fund Information

Fund NameBB BIOTECH AG
Fund Manager
AddressVODERGASSE 3, SWITZERLAND
SCHAFFHAUSEN, V8, CH-8300
::Google Map
Phone(411) 724-5959
13F Asset Last Qtr$850,661,000
13F Asset This Qtr$889,002,000
Asset Change4.51%

2. Comparison of Holdings by Sectors with Last Quarter

3. Top 20 Holdings (Value) of This Quarter

No.SecurityPut/CallStockSharesValue(x$1000)Activity(Shr)% Port.
1.)CELGENE CORPORATIONCELG2,800,000$189,280Cut -9.68%21.29%
2.)VERTEX PHARMACEUTICALS INCORPORATEDVRTX2,997,684$99,553Added 10.02%11.20%
3.)GILEAD SCIENCES, INC.GILD1,960,000$80,223Cut -24.62%9.02%
4.)INCYTE CORPORATIONINCY5,065,000$76,026Added 8.57%8.55%
5.)ISIS PHARMACEUTICALS, INC.ISIS7,233,800$52,156Added 29.18%5.87%
6.)MICROMET, INC.MITI6,681,397$48,039Unchanged5.40%
7.)IMMUNOGEN, INC.IMGN4,000,000$46,320Unchanged5.21%
8.)HALOZYME THERAPEUTICS, INC.HALO4,800,000$45,648Cut -4.00%5.13%
9.)ARIAD PHARMACEUTICALS, INC.ARIA3,250,448$39,818New4.48%
10.)BIOMARIN PHARMACEUTICAL INC.BMRN975,545$33,539Unchanged3.77%
11.)ALEXION PHARMACEUTICALS, INC.ALXN450,000$32,175Unchanged3.62%
12.)AMYLIN PHARMACEUTICALS, INC.AMLN2,388,139$27,177Unchanged3.06%
13.)PHARMASSET, INC.VRUS150,000$19,230Cut -62.28%2.16%
14.)THERAVANCE, INC.THRX843,244$18,636Unchanged2.10%
15.)IDENIX PHARMACEUTICALS, INC.IDIX2,482,308$18,481Unchanged2.08%
16.)OPTIMER PHARMACEUTICALS, INC.OPTR1,442,700$17,659Unchanged1.99%
17.)ACHILLION PHARMACEUTICALS, INC.ACHN2,104,340$16,035Added 4.39%1.80%
18.)HUMAN GENOME SCIENCES, INC.HGSI2,000,000$14,780Added 27.30%1.66%
19.)DENDREON CORPORATIONDNDN1,524,500$11,586Unchanged1.30%
20.)ENDOCYTE, INC.ECYT702,321$2,641Added 128.39%0.30%

4. Top 20 (Value) Holdings BOUGHT NEW in This Quarter

No.SecurityPut/CallStockShares NEWValue(x$1000)% Port.
1.)ARIAD PHARMACEUTICALS, INC.ARIA3,250,448$39,8184.48%

5. Top 20 (Value) Holdings Totally SOLD OUT in This Quarter

No.SecurityPut/CallStockShares SOLDValue(x$1000)% Port. Last Qtr
1.)AMGEN INC.AMGN300,000$16,4881.94%