PEAK6 Group’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

PEAK6 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
2018 Q1	–	Sell	-14,441	Closed	-$446K	–	5044
2017 Q4	$446K	Sell	14,441 -30,830	-68%	-$928K	﹤0.01%	2569
2017 Q3	$1.41M	Buy	+45,271	New	+$1.28M	0.01%	1664
2017 Q1	–	Sell	-1,031	Closed	-$24K	–	5130
2016 Q4	$24K	Buy	+1,031	New	+$21.6K	﹤0.01%	4397

Other funds holding SUM

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

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Putnam Investments Boston, Massachusetts $75.7B AUM 34.45% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

TBC

Three Bays Capital Boston, Massachusetts $848M AUM 7.41% 1-Year Est. Return

PEAK6 Group's SUM Position: Q1 2018 in Review

PEAK6 Group sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q1 2018, closing a stake of 33,728 shares — an estimated $1.04M sold.

PEAK6 Group first reported a position in SUM in Q3 2016 and held it in 4 quarters. The position peaked at $1.04M in Q4 2017. 229 funds tracked by Wall St. Rank hold SUM as of Q1 2018.

PEAK6 Group reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q1 2018 after selling out during the quarter.
PEAK6 Group sold 33,728 Summit Materials, Inc. Class A Common Stock shares in Q1 2018, an estimated $1.04M.
PEAK6 Group first reported a position in Summit Materials, Inc. Class A Common Stock in Q3 2016 and held it in 4 quarters.
PEAK6 Group's Summit Materials, Inc. Class A Common Stock position peaked at $1.04M in Q4 2017.
229 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q1 2018.

Based on PEAK6 Group's 13F filing for Q1 2018, filed 15 May 2018.