Steadfast Capital Management’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Steadfast Capital Management’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 Q3	–	Sell	-1,522,012	Closed	-$39.3M	–	54
2018 Q2	$39.3M	Buy	1,522,012 +115,478	+8%	+$3.22M	0.59%	42
2018 Q1	$41.9M	Buy	1,406,534 +14,466	+1%	+$446K	0.74%	38
2017 Q4	$43M	Sell	1,392,068 -245,849	-15%	-$7.4M	0.67%	40
2017 Q3	$50.9M	Sell	1,637,917 -70,391	-4%	-$2M	0.79%	38
2017 Q2	$47.8M	Buy	1,708,308 +2,115	+0.1%	+$55.1K	0.88%	39
2017 Q1	$40.9M	Buy	1,706,193 +70,644	+4%	+$1.66M	0.79%	37
2016 Q4	$37.7M	Buy	+1,635,549	New	+$34.3M	0.78%	34

Other funds holding SUM

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

SAM

Southeastern Asset Management Memphis, Tennessee $1.92B AUM 6.41% 1-Year Est. Return

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

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

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

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

TBC

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

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

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

Luminus Management Houston, Texas $146M AUM 27.83% 1-Year Est. Return

Steadfast Capital Management's SUM Position: Q3 2018 in Review

Steadfast Capital Management sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q3 2018, closing a stake of 1,522,012 shares — an estimated $39.3M sold.

Steadfast Capital Management first reported a position in SUM in Q4 2016 and held it in 7 quarters. The position peaked at $50.9M in Q3 2017. 193 funds tracked by Wall St. Rank hold SUM as of Q3 2018.

Steadfast Capital Management reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q3 2018 after selling out during the quarter.
Steadfast Capital Management sold 1,522,012 Summit Materials, Inc. Class A Common Stock shares in Q3 2018, an estimated $39.3M.
Steadfast Capital Management first reported a position in Summit Materials, Inc. Class A Common Stock in Q4 2016 and held it in 7 quarters.
Steadfast Capital Management's Summit Materials, Inc. Class A Common Stock position peaked at $50.9M in Q3 2017.
193 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q3 2018.

Based on Steadfast Capital Management's 13F filing for Q3 2018, filed 14 Nov 2018.