D.E. Shaw & Co’s Icon ICLR Stock Holding History

D.E. Shaw & Co’s Portfolio ICLR Stock Details ICLR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.11M	Buy	+10,000	New	+$1.37M	﹤0.01%	3374
2018 Q2	–	Sell	-5,900	Closed	-$697K	–	3778
2018 Q1	$697K	Hold	5,900	–	–	﹤0.01%	2726
2017 Q4	$662K	Sell	5,900 -3,000	-34%	-$346K	﹤0.01%	2816
2017 Q3	$1.01M	Buy	+8,900	New	+$946K	﹤0.01%	2478
2014 Q4	–	Sell	-14,100	Closed	-$807K	–	4109
2014 Q3	$807K	Hold	14,100	–	–	﹤0.01%	2984
2014 Q2	$664K	Buy	14,100 +4,100	+41%	+$177K	﹤0.01%	3288
2014 Q1	$476K	Buy	10,000 +4,000	+67%	+$178K	﹤0.01%	3648
2013 Q4	$242K	Hold	6,000	–	–	﹤0.01%	4170
2013 Q3	$246K	Buy	+6,000	New	+$231K	﹤0.01%	3995

Other funds holding ICLR

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

BWA

Brave Warrior Advisors New York $4.04B AUM 1.15% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

SHCM

Sachem Head Capital Management New York $4.15B AUM 48.05% 1-Year Est. Return

D.E. Shaw & Co's ICLR Position: Q1 2026 in Review

D.E. Shaw & Co increased its Icon (ICLR) stake by 83% in Q1 2026, buying an estimated $74.5M and bringing the position to 1,198,555 shares worth $133M. The position accounts for 0.08% of the portfolio, ranked #288.

D.E. Shaw & Co first reported a position in ICLR in Q2 2013 and has held it in 48 quarters since. The position peaked at $354M in Q2 2025. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

D.E. Shaw & Co held 1,198,555 shares of Icon worth $133M as of Q1 2026.
D.E. Shaw & Co bought 545,236 Icon shares in Q1 2026, an estimated $74.5M.
Icon made up 0.08% of D.E. Shaw & Co's portfolio in Q1 2026, its #288 holding.
D.E. Shaw & Co first reported a position in Icon in Q2 2013 and has held it in 48 quarters since.
D.E. Shaw & Co's Icon position peaked at $354M in Q2 2025.
415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.