Tamarack Capital Management’s Quest Diagnostics DGX Stock Holding History

Tamarack Capital Management’s Portfolio DGX Stock Details DGX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2015 Q4	–	Sell	-700,000	Closed	-$43M	–	8
2015 Q3	$43M	Hold	700,000	–	–	5.12%	7
2015 Q2	$50.8M	Buy	700,000 +300,000	+75%	+$22.2M	5.84%	6
2015 Q1	$30.7M	Sell	400,000 -180,000	-31%	-$12.9M	4.05%	8
2014 Q4	$38.9M	Buy	+580,000	New	+$36.6M	5.9%	3
2013 Q4	–	Sell	-375,000	Closed	-$23.2M	–	32
2013 Q3	$23.2M	Buy	+375,000	New	+$22.4M	6.14%	2

Other funds holding DGX

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

Macquarie Group Sydney, NSW 2000, Australia $16.8B AUM 27.39% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

BlackRock Advisors Wilmington, Delaware $98.8B AUM 15.8% 1-Year Est. Return

Allianz Asset Management Munich, Germany $95.4B AUM 38.74% 1-Year Est. Return

BIT

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

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

DSA

Davis Selected Advisers Tucson, Arizona $21.8B AUM 23.45% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Tamarack Capital Management's DGX Position: Q4 2015 in Review

Tamarack Capital Management sold out of Quest Diagnostics (DGX) in Q4 2015, closing a stake of 700,000 shares — an estimated $43M sold.

Tamarack Capital Management first reported a position in DGX in Q3 2013 and held it in 5 quarters. The position peaked at $50.8M in Q2 2015. 535 funds tracked by Wall St. Rank hold DGX as of Q4 2015.

Tamarack Capital Management reported no remaining Quest Diagnostics position as of Q4 2015 after selling out during the quarter.
Tamarack Capital Management sold 700,000 Quest Diagnostics shares in Q4 2015, an estimated $43M.
Tamarack Capital Management first reported a position in Quest Diagnostics in Q3 2013 and held it in 5 quarters.
Tamarack Capital Management's Quest Diagnostics position peaked at $50.8M in Q2 2015.
535 funds tracked by Wall St. Rank held Quest Diagnostics as of Q4 2015.

Based on Tamarack Capital Management's 13F filing for Q4 2015.