Atom Investors’s SEI Investments SEIC Stock Holding History

Atom Investors’s Portfolio SEIC Stock Details SEIC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-8,155	Closed	-$692K	–	788
2025 Q3	$692K	Buy	8,155 +529	+7%	+$47K	0.05%	309
2025 Q2	$685K	Buy	+7,626	New	+$615K	0.06%	305
2019 Q1	–	Sell	-35,805	Closed	-$1.65M	–	687
2018 Q4	$1.65M	Buy	+35,805	New	+$1.89M	0.16%	138

Other funds holding SEIC

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

Loomis, Sayles & Company Boston, Massachusetts $74.3B AUM 24.01% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

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

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return

BGC

Beutel, Goodman & Co Toronto, Ontario, Canada $14.8B AUM 15.12% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Atom Investors's SEIC Position: Q4 2025 in Review

Atom Investors sold out of SEI Investments (SEIC) in Q4 2025, closing a stake of 8,155 shares — an estimated $692K sold.

Atom Investors first reported a position in SEIC in Q4 2018 and held it in 3 quarters. The position peaked at $1.65M in Q4 2018. 559 funds tracked by Wall St. Rank hold SEIC as of Q4 2025.

Atom Investors reported no remaining SEI Investments position as of Q4 2025 after selling out during the quarter.
Atom Investors sold 8,155 SEI Investments shares in Q4 2025, an estimated $692K.
Atom Investors first reported a position in SEI Investments in Q4 2018 and held it in 3 quarters.
Atom Investors's SEI Investments position peaked at $1.65M in Q4 2018.
559 funds tracked by Wall St. Rank held SEI Investments as of Q4 2025.

Based on Atom Investors's 13F filing for Q4 2025, filed 17 Feb 2026.