William Blair & Company’s Omeros OMER Stock Holding History

William Blair & Company’s Portfolio OMER Stock Details OMER Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-9,500	Closed	-$205K	–	1424
2017 Q3	$205K	Buy	+9,500	New	+$201K	﹤0.01%	1246
2017 Q2	–	Sell	-11,000	Closed	-$166K	–	1657
2017 Q1	$166K	Hold	11,000	–	–	﹤0.01%	1246
2016 Q4	$109K	Hold	11,000	–	–	﹤0.01%	1211
2016 Q3	$123K	Hold	11,000	–	–	﹤0.01%	1219
2016 Q2	$116K	Hold	11,000	–	–	﹤0.01%	1162
2016 Q1	$169K	Hold	11,000	–	–	﹤0.01%	1099
2015 Q4	$173K	Hold	11,000	–	–	﹤0.01%	1113
2015 Q3	$121K	Hold	11,000	–	–	﹤0.01%	1327
2015 Q2	$198K	Hold	11,000	–	–	﹤0.01%	2063
2015 Q1	$242K	Hold	11,000	–	–	﹤0.01%	1953
2014 Q4	$273K	Sell	11,000 -2,000	-15%	-$36.4K	﹤0.01%	1893
2014 Q3	$165K	Hold	13,000	–	–	﹤0.01%	1985
2014 Q2	$226K	Hold	13,000	–	–	﹤0.01%	1909
2014 Q1	$157K	Hold	13,000	–	–	﹤0.01%	1924
2013 Q4	$147K	Sell	13,000 -1,000	-7%	-$9.65K	﹤0.01%	1895
2013 Q3	$136K	Sell	14,000 -1,000	-7%	-$5.96K	﹤0.01%	1929
2013 Q2	$76K	Buy	+15,000	New	+$69.2K	﹤0.01%	1900

Other funds holding OMER

ISL

Ingalls & Snyder LLC New York $3.66B AUM 57.76% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

CPWM LLC Seattle, Washington $1.06B AUM 14.49% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

CAM

Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return

AFG

American Financial Group Cincinnati, Ohio $284M AUM 12.01% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

William Blair & Company's OMER Position: Q4 2017 in Review

William Blair & Company sold out of Omeros (OMER) in Q4 2017, closing a stake of 9,500 shares — an estimated $205K sold.

William Blair & Company first reported a position in OMER in Q2 2013 and held it in 17 quarters. The position peaked at $273K in Q4 2014. 129 funds tracked by Wall St. Rank hold OMER as of Q4 2017.

William Blair & Company reported no remaining Omeros position as of Q4 2017 after selling out during the quarter.
William Blair & Company sold 9,500 Omeros shares in Q4 2017, an estimated $205K.
William Blair & Company first reported a position in Omeros in Q2 2013 and held it in 17 quarters.
William Blair & Company's Omeros position peaked at $273K in Q4 2014.
129 funds tracked by Wall St. Rank held Omeros as of Q4 2017.

Based on William Blair & Company's 13F filing for Q4 2017, filed 14 Feb 2018.