Biogen Idec Inc
(NASDAQ: BIIB)
203.80
-7.00
-3.32%
-7.00
-3.32%
MORE ON BIIB
OWNERSHIP INFORMATION
| Shares Outstanding | 237.37 Mil |
| Institutional Ownership (%) | 92.79 |
| Top 10 Institutions (%) | 47.01 |
| Mutual Fund Ownership (%) | 56.48 |
| 5%/Insider Ownership (%) | 0.75 |
| Float (%) | 0.90 |
OWNERSHIP ACTIVITY
| DESCRIPTION | # OF HOLDERS | SHARES |
|---|---|---|
| Total Positions | 826 | 220,135,427 |
| New Positions | 158 | 6,225,451 |
| Soldout Positions | 83 | 1,024,484 |
| Net Position Change | 668 | -1,467,532 |
| Buyers | 295 | 13,913,924 |
| Sellers | 373 | -15,381,456 |
| MUTUAL FUND | SHS HELD | SHS CHG | %CHG | $CHG* | %OUT | %PORT | RPT DATE |
|---|---|---|---|---|---|---|---|
| Vanguard PrimeCap Fund | 11,205,462 | -758,638 | -6.34 | -146,348,857 | 4.75 | 6.51 | 03-31-13 |
| Fidelity Contrafund Fund | 8,688,024 | -1,641 | -0.02 | -359,264 | 3.66 | 2.03 | 04-30-13 |
| American Funds Growth Fund of America | 4,687,000 | -1,348,000 | -22.34 | -260,042,680 | 1.99 | 0.81 | 03-31-13 |
| ClearBridge Aggressive Growth Fund | 3,848,042 | -40,000 | -1.03 | -7,716,400 | 1.63 | 10.84 | 03-31-13 |
| Vanguard Total Stock Mkt Idx | 3,129,919 | 126,335 | 4.21 | 24,371,285 | 1.33 | 0.25 | 03-31-13 |
| American Funds AMCAP Fund | 3,051,400 | -300,000 | -8.95 | -57,873,000 | 1.29 | 2.12 | 03-31-13 |
| Vanguard Capital Opportunity Fund | 2,810,438 | -264,262 | -8.59 | -50,978,782 | 1.19 | 6.26 | 03-31-13 |
| PowerShares QQQ Trust, Series 1 | 2,346,949 | 25,296 | 1.09 | 5,155,325 | 0.85 | 1.39 | 06-19-13 |
| SPDR S&P 500 | 2,247,167 | -12,540 | -0.55 | -2,643,432 | 0.84 | 0.34 | 06-18-13 |
| Vanguard Five Hundred Index Fund | 2,246,681 | 49,650 | 2.26 | 9,577,982 | 0.95 | 0.32 | 03-31-13 |
| Vanguard Institutional Index Fund | 2,221,250 | 53,311 | 2.46 | 10,284,225 | 0.94 | 0.33 | 03-31-13 |
| Fidelity Advisor New Insights Fund | 2,131,876 | -459 | -0.02 | -100,489 | 0.9 | 2.04 | 04-30-13 |
| Harbor Capital Appreciation Fund | 2,124,697 | 459,052 | 27.56 | 88,555,721 | 0.9 | 2.21 | 03-31-13 |
| MainStay Large Cap Growth Fund | 2,113,800 | -80,600 | -3.67 | -17,645,758 | 0.89 | 2.62 | 04-30-13 |
| T. Rowe Price Growth Stock Fund | 2,094,900 | 239,700 | 12.92 | 46,240,527 | 0.89 | 1.21 | 03-31-13 |
- *Category Headings:
- Shs Held - shares held at report date
- Shs Chg - position change within reporting period
- %Chg - % change
- $Chg - market value of the position change
- %Out - % of shares outstanding
- %Port - % Portfolio
- Rpt Date - report date
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