Biogen Inc.
US ˙ NasdaqGS ˙ US09062X1037

SecurityBIIB / Biogen Inc.
InstitutionGlg Llc
Latest Disclosed Ownership36,128 shares
Latest Disclosed Value $ 11,509,000
Glg Llc ownership in BIIB / Biogen Inc.

On February 14, 2018 - Glg Llc filed a 13F-HR form disclosing ownership of 36,128 shares of Biogen Inc. (US:BIIB) valued at $11,509,297 USD as of December 31, 2017. The entity filed a previous 13F-HR on November 14, 2017 disclosing 36,128 shares of Biogen Inc.. This represents a change in shares of 0.00% during the quarter. The current value of the position is $7,057,244 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2018-02-14 2017-12-31 13F BIOGEN COM 09062X103 36,128 0 0.00 11,509 1.74 0.8251
2017-11-14 2017-09-30 13F BIOGEN COM 09062X103 36,128 7,107 24.49 11,312 43.64 0.7340
2017-08-14 2017-06-30 13F BIOGEN COM 09062X103 29,021 7,283 33.50 7,875 32.49 0.4834
2017-05-15 2017-03-31 13F BIOGEN COM 09062X103 21,738 9,951 84.42 5,944 77.80 0.3283
2017-02-14 2016-12-31 13F BIOGEN COM 09062X103 11,787 -9,251 -43.97 3,343 -49.24 0.2310
2016-11-14 2016-09-30 13F BIOGEN COM 09062X103 21,038 -19,799 -48.48 6,586 -33.31 0.4701
2016-08-15 2016-06-30 13F BIOGEN COM 09062X103 40,837 29,642 264.78 9,875 238.88 0.7428
2016-05-16 2016-03-31 13F BIOGEN COM 09062X103 11,195 -1,863 -14.27 2,914 -27.15 0.1820
2016-02-16 2015-12-31 13F BIOGEN COM 09062X103 13,058 -6,903 -34.58 4,000 -31.33 0.2381
2015-11-16 2015-09-30 13F BIOGEN COM 09062X103 19,961 -20,335 -50.46 5,825 -64.21 0.1456
2015-08-14 2015-06-30 13F BIOGEN COM 09062X103 40,296 23,274 136.73 16,277 126.48 0.3463
2015-05-15 2015-03-31 13F BIOGEN COM 09062X103 17,022 -17,927 -51.29 7,187 -39.42 0.2048
2015-02-17 2014-12-31 13F BIOGEN IDEC COM 09062X103 34,949 10,000 40.08 11,863 43.74 0.3554
2014-11-14 2014-09-30 13F BIOGEN IDEC COM 09062X103 24,949 74 0.30 8,253 5.23 0.2195
2014-08-14 2014-06-30 13F BIOGEN IDEC COM 09062X103 24,875 8,500 51.91 7,843 56.58 0.2318
2014-05-15 2014-03-31 13F BIOGEN IDEC COM 09062X103 16,375 16,375 5,009 0.1679
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.