Rainier Investment Management’s Biogen BIIB Stock Holding History

Rainier Investment Management’s Portfolio BIIB Stock Details BIIB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2015 Q4	–	Sell	-43,400	Closed	-$12.7M	–	175
2015 Q3	$12.7M	Sell	43,400 -9,350	-18%	-$3.09M	0.47%	100
2015 Q2	$21.3M	Sell	52,750 -41,280	-44%	-$16.6M	0.68%	53
2015 Q1	$39.7M	Sell	94,030 -76,950	-45%	-$30.3M	0.8%	39
2014 Q4	$58M	Sell	170,980 -11,715	-6%	-$3.79M	1.04%	23
2014 Q3	$60.4M	Sell	182,695 -5,540	-3%	-$1.83M	1.01%	24
2014 Q2	$59.4M	Sell	188,235 -59,645	-24%	-$18M	0.92%	33
2014 Q1	$75.8M	Sell	247,880 -66,100	-21%	-$21M	0.91%	32
2013 Q4	$87.8M	Sell	313,980 -48,570	-13%	-$12.6M	0.91%	35
2013 Q3	$87.3M	Buy	+362,550	New	+$81.1M	0.85%	39

Other funds holding BIIB

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

BIT

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Rainier Investment Management's BIIB Position: Q4 2015 in Review

Rainier Investment Management sold out of Biogen (BIIB) in Q4 2015, closing a stake of 43,400 shares — an estimated $12.7M sold.

Rainier Investment Management first reported a position in BIIB in Q3 2013 and held it in 9 quarters. The position peaked at $87.8M in Q4 2013. 970 funds tracked by Wall St. Rank hold BIIB as of Q4 2015.

Rainier Investment Management reported no remaining Biogen position as of Q4 2015 after selling out during the quarter.
Rainier Investment Management sold 43,400 Biogen shares in Q4 2015, an estimated $12.7M.
Rainier Investment Management first reported a position in Biogen in Q3 2013 and held it in 9 quarters.
Rainier Investment Management's Biogen position peaked at $87.8M in Q4 2013.
970 funds tracked by Wall St. Rank held Biogen as of Q4 2015.

Based on Rainier Investment Management's 13F filing for Q4 2015, filed 12 Feb 2016.