BlackRock Group’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

BlackRock Group’s Portfolio SUM Stock Details SUM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$2.41M	Buy	104,468 +63,183	+153%	+$1.33M	﹤0.01%	1641
2016 Q3	$734K	Sell	41,285 -20,669	-33%	-$400K	﹤0.01%	2168
2016 Q2	$1.21M	Buy	61,954 +5,089	+9%	+$102K	﹤0.01%	1868
2016 Q1	$1.06M	Buy	56,865 +27,322	+92%	+$447K	﹤0.01%	1919
2015 Q4	$567K	Buy	+29,543	New	+$602K	﹤0.01%	2142
2015 Q3	–	Sell	-34,635	Closed	-$834K	–	3091
2015 Q2	$834K	Sell	34,635 -89,110	-72%	-$2.12M	﹤0.01%	2045
2015 Q1	$2.59M	Buy	+123,745	New	+$2.52M	﹤0.01%	1365

Other funds holding SUM

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

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

JHIU

Janus Henderson Investors US Denver, Colorado $122B AUM 18.26% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

MCM

Melvin Capital Management New York $9.86B AUM 16.31% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

LCS

Levin Capital Strategies New York $1.49B AUM 30.44% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

BIT

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

BlackRock Group's SUM Position: Q4 2016 in Review

BlackRock Group increased its Summit Materials, Inc. Class A Common Stock (SUM) stake by 153% in Q4 2016, buying an estimated $1.33M and bringing the position to 104,468 shares worth $2.41M. The position accounts for ﹤0.01% of the portfolio, ranked #1641.

BlackRock Group first reported a position in SUM in Q1 2015 and has held it in 7 quarters since. The position peaked at $2.59M in Q1 2015. 197 funds tracked by Wall St. Rank hold SUM as of Q4 2016.

BlackRock Group held 104,468 shares of Summit Materials, Inc. Class A Common Stock worth $2.41M as of Q4 2016.
BlackRock Group bought 63,183 Summit Materials, Inc. Class A Common Stock shares in Q4 2016, an estimated $1.33M.
Summit Materials, Inc. Class A Common Stock made up ﹤0.01% of BlackRock Group's portfolio in Q4 2016, its #1641 holding.
BlackRock Group first reported a position in Summit Materials, Inc. Class A Common Stock in Q1 2015 and has held it in 7 quarters since.
BlackRock Group's Summit Materials, Inc. Class A Common Stock position peaked at $2.59M in Q1 2015.
197 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q4 2016.

Based on BlackRock Group's 13F filing for Q4 2016, filed 10 Feb 2017.