Marshall Wace’s Selective Insurance SIGI Stock Holding History

Marshall Wace’s Portfolio SIGI Stock Details SIGI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.24M	Buy	+23,110	New	+$2M	﹤0.01%	1799
2025 Q2	–	Sell	-41,485	Closed	-$3.8M	–	3120
2025 Q1	$3.8M	Buy	+41,485	New	+$3.64M	﹤0.01%	1191
2021 Q2	–	Sell	-5,623	Closed	-$408K	–	3043
2021 Q1	$408K	Buy	+5,623	New	+$391K	﹤0.01%	2022
2020 Q2	–	Sell	-150,084	Closed	-$7.46M	–	1901
2020 Q1	$7.46M	Buy	150,084 +121,476	+425%	+$7.39M	0.07%	269
2019 Q4	$1.86M	Sell	28,608 -26,965	-49%	-$1.87M	0.01%	833
2019 Q3	$4.18M	Buy	+55,573	New	+$4.29M	0.03%	553
2019 Q2	–	Sell	-20,394	Closed	-$1.29M	–	1791
2019 Q1	$1.29M	Buy	20,394 +6,841	+50%	+$430K	0.01%	862
2018 Q4	$826K	Buy	+13,553	New	+$843K	0.01%	962

Other funds holding SIGI

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Marshall Wace's SIGI Position: Q2 2026 in Review

Marshall Wace opened a new position in Selective Insurance (SIGI) in Q2 2026: 23,110 shares worth $2.24M. The stake represents ﹤0.01% of the portfolio and ranks #1799 among its holdings. This is a return to the name: Marshall Wace previously reported a position in SIGI as recently as Q1 2025.

Marshall Wace first reported a position in SIGI in Q4 2018 and has held it in 8 quarters since. The position peaked at $7.46M in Q1 2020. 374 funds tracked by Wall St. Rank hold SIGI as of Q2 2026.

Marshall Wace held 23,110 shares of Selective Insurance worth $2.24M as of Q2 2026.
Selective Insurance was a new Marshall Wace position in Q2 2026.
Selective Insurance made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1799 holding.
Marshall Wace first reported a position in Selective Insurance in Q4 2018 and has held it in 8 quarters since.
Marshall Wace's Selective Insurance position peaked at $7.46M in Q1 2020.
374 funds tracked by Wall St. Rank held Selective Insurance as of Q2 2026.

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