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965 hedge funds and large institutions have $46.5B invested in Biogen in 2016 Q2 according to their latest regulatory filings, with 107 funds opening new positions, 368 increasing their positions, 348 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

35% more first-time investments, than exits

New positions opened: 107 | Existing positions closed: 79

34% more funds holding in top 10

Funds holding in top 10: 3243 (+11)

2% more funds holding

Funds holding: 947965 (+18)

6% more repeat investments, than reductions

Existing positions increased: 368 | Existing positions reduced: 348

6% less capital invested

Capital invested by funds: $49.3B → $46.5B (-$2.8B)

19% less call options, than puts

Call options by funds: $1.08B | Put options by funds: $1.33B

Holders
965
Holders Change
+18
Holders Change %
+1.9%
% of All Funds
25.75%
Holding in Top 10
43
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+34.38%
% of All Funds
1.15%
New
107
Increased
368
Reduced
348
Closed
79
Calls
$1.08B
Puts
$1.33B
Net Calls
-$252M
Net Calls Change
-$178M
Name Holding Trade Value Shares
Change
Change in
Stake
Primecap Management
1
Primecap Management
California
$3.88B -$58.5M -221,865 -1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$3.28B +$48.2M +182,714 +1%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$2.77B -$541M -2,050,916 -15%
State Street
4
State Street
Massachusetts
$2.14B -$25.2M -95,507 -1%
ClearBridge Investments
5
ClearBridge Investments
New York
$2B -$51.1M -193,780 -2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$1.54B -$462M -1,753,757 -22%
BIT
7
BlackRock Institutional Trust
California
$1.41B +$13.3M +50,433 +0.9%
BFA
8
BlackRock Fund Advisors
California
$1.17B +$18.9M +71,709 +2%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$1.16B +$40.4M +153,390 +3%
Invesco
10
Invesco
Georgia
$991M +$127M +481,145 +13%
Ameriprise
11
Ameriprise
Minnesota
$894M -$106M -401,978 -10%
Viking Global Investors
12
Viking Global Investors
Connecticut
$776M +$785M +2,979,560 +1,290%
AllianceBernstein
13
AllianceBernstein
Tennessee
$770M +$5.62M +21,307 +0.7%
JP Morgan Chase
14
JP Morgan Chase
New York
$749M -$182M -689,683 -18%
JSP
15
Jackson Square Partners
California
$729M -$26.7M -101,149 -4%
Sands Capital Management
16
Sands Capital Management
Virginia
$718M -$45M -170,879 -5%
Northern Trust
17
Northern Trust
Illinois
$717M -$9.75M -36,996 -1%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$569M -$89M -337,867 -13%
BG
19
BlackRock Group
United Kingdom
$507M +$22.8M +86,534 +4%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$488M +$7.14M +27,097 +1%
Jennison Associates
21
Jennison Associates
New York
$485M -$385M -1,460,011 -42%
Franklin Resources
22
Franklin Resources
California
$475M -$26.7M -101,492 -5%
Norges Bank
23
Norges Bank
Norway
$459M +$21.5M +81,470 +4%
Macquarie Group
24
Macquarie Group
Australia
$439M +$215M +816,948 +82%
Deutsche Bank
25
Deutsche Bank
Germany
$436M +$148M +561,181 +45%

BIIB Hedge Fund Activity: Q2 2016 in Review

965 of the 3,748 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q2 2016, worth a combined $46.5B — down 5.7% from $49.3B a quarter earlier.

Buyers outnumbered sellers: 107 funds opened new BIIB positions and 79 closed out — a net gain of 28 holders — while 368 added to existing stakes and 348 trimmed.

The largest buyer was Viking Global Investors, adding an estimated $785M. The largest seller was Royal London Asset Management, cutting an estimated $3.72B.

  • 965 institutional investors held Biogen (BIIB) as of Q2 2016, up from 947 in Q1 2016.
  • Funds reported $46.5B of Biogen stock for Q2 2016, down 5.7% quarter-over-quarter.
  • 107 funds opened new Biogen positions in Q2 2016 and 79 closed out, a net change of +28 holders.
  • The largest Biogen buyer in Q2 2016 was Viking Global Investors, an estimated $785M added.
  • The largest Biogen seller in Q2 2016 was Royal London Asset Management, an estimated $3.72B sold.

Based on aggregated 13F filings for Q2 2016.