Castleark Management’s Zayo Group Holdings, Inc. ZAYO Stock Holding History

Castleark Management’s Portfolio ZAYO Stock Details ZAYO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q4	–	Sell	-104,260	Closed	-$3.62M	–	413
2018 Q3	$3.62M	Buy	104,260 +8,815	+9%	+$322K	0.1%	215
2018 Q2	$3.48M	Sell	95,445 -7,750	-8%	-$276K	0.11%	216
2018 Q1	$3.52M	Buy	103,195 +21,500	+26%	+$774K	0.11%	220
2017 Q4	$3.01M	Buy	+81,695	New	+$2.89M	0.09%	232
2017 Q1	–	Sell	-143,690	Closed	-$4.72M	–	426
2016 Q4	$4.72M	Buy	143,690 +17,940	+14%	+$587K	0.15%	193
2016 Q3	$3.74M	Buy	+125,750	New	+$3.64M	0.11%	210

Other funds holding ZAYO

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

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

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

Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return

SIG

Senator Investment Group New York $2.18B AUM 58.56% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

KCM

Kensico Capital Management Greenwich, Connecticut $4.9B AUM 41.26% 1-Year Est. Return

Zimmer Partners New York $4.15B AUM 14.2% 1-Year Est. Return

Castleark Management's ZAYO Position: Q4 2018 in Review

Castleark Management sold out of Zayo Group Holdings, Inc. (ZAYO) in Q4 2018, closing a stake of 104,260 shares — an estimated $3.62M sold.

Castleark Management first reported a position in ZAYO in Q3 2016 and held it in 6 quarters. The position peaked at $4.72M in Q4 2016. 345 funds tracked by Wall St. Rank hold ZAYO as of Q4 2018.

Castleark Management reported no remaining Zayo Group Holdings, Inc. position as of Q4 2018 after selling out during the quarter.
Castleark Management sold 104,260 Zayo Group Holdings, Inc. shares in Q4 2018, an estimated $3.62M.
Castleark Management first reported a position in Zayo Group Holdings, Inc. in Q3 2016 and held it in 6 quarters.
Castleark Management's Zayo Group Holdings, Inc. position peaked at $4.72M in Q4 2016.
345 funds tracked by Wall St. Rank held Zayo Group Holdings, Inc. as of Q4 2018.

Based on Castleark Management's 13F filing for Q4 2018, filed 12 Feb 2019.