Marshall Wace’s iShares US Healthcare ETF IYH Stock Holding History

Marshall Wace’s Portfolio IYH Stock Details IYH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.85M	Buy	+42,584	New	+$2.66M	﹤0.01%	1651
2026 Q1	–	Sell	-120,459	Closed	-$7.84M	–	3460
2025 Q4	$7.84M	Buy	+120,459	New	+$7.6M	0.01%	962
2024 Q4	–	Sell	-12,969	Closed	-$843K	–	2790
2024 Q3	$843K	Buy	12,969 +482	+4%	+$30.8K	﹤0.01%	1716
2024 Q2	$765K	Buy	+12,487	New	+$751K	﹤0.01%	1797
2023 Q4	–	Sell	-8,270	Closed	-$447K	–	2388
2023 Q3	$447K	Buy	+8,270	New	+$462K	﹤0.01%	1757
2023 Q1	–	Sell	-7,500	Closed	-$426K	–	2882
2022 Q4	$426K	Buy	+7,500	New	+$414K	﹤0.01%	2431
2022 Q1	–	Sell	-13,500	Closed	-$811K	–	3668
2021 Q4	$811K	Buy	13,500 +6,000	+80%	+$343K	﹤0.01%	2570
2021 Q3	$414K	Buy	+7,500	New	+$429K	﹤0.01%	2490
2019 Q4	–	Sell	-8,000	Closed	-$302K	–	1891
2019 Q3	$302K	Buy	+8,000	New	+$308K	﹤0.01%	1199

Other funds holding IYH

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

PCH

PGIM Custom Harvest Newark, New Jersey $7.98B AUM 28.14% 1-Year Est. Return

Northwestern Mutual Wealth Management Milwaukee, Wisconsin $187B AUM 21.7% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Oakworth Capital Birmingham, Alabama $2.1B AUM 24.07% 1-Year Est. Return

Marshall Wace's IYH Position: Q2 2026 in Review

Marshall Wace opened a new position in iShares US Healthcare ETF (IYH) in Q2 2026: 42,584 shares worth $2.85M. The stake represents ﹤0.01% of the portfolio and ranks #1651 among its holdings. This is a return to the name: Marshall Wace previously reported a position in IYH as recently as Q4 2025.

Marshall Wace first reported a position in IYH in Q3 2019 and has held it in 9 quarters since. The position peaked at $7.84M in Q4 2025. 529 funds tracked by Wall St. Rank hold IYH as of Q2 2026.

Marshall Wace held 42,584 shares of iShares US Healthcare ETF worth $2.85M as of Q2 2026.
iShares US Healthcare ETF was a new Marshall Wace position in Q2 2026.
iShares US Healthcare ETF made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1651 holding.
Marshall Wace first reported a position in iShares US Healthcare ETF in Q3 2019 and has held it in 9 quarters since.
Marshall Wace's iShares US Healthcare ETF position peaked at $7.84M in Q4 2025.
529 funds tracked by Wall St. Rank held iShares US Healthcare ETF as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.