Citadel Advisors
SEIS

Citadel Advisors’s SEI Select Small Cap ETF SEIS Stock Holding History

Citadel Advisors’s Portfolio SEIS Stock Details SEIS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$367K Sell
10,939
-7,809
-42% -$244K ﹤0.01% 10649
2026
Q1 		$518K Buy
18,748
+11,368
+154% +$328K ﹤0.01% 9216
2025
Q4 		$206K Buy
+7,380
New +$205K ﹤0.01% 10982

Other funds holding SEIS

SWGC
Summit Wealth Group (Colorado) Colorado Springs, Colorado $1.21B AUM 30.23% 1-Year Est. Return
STB
S&T Bank Indiana, Pennsylvania $333M AUM 106.39% 1-Year Est. Return
SEI Investments
SEI Investments Oaks, Pennsylvania $113B AUM 34.64% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
MFG
Merit Financial Group Alpharetta, Georgia $16.4B AUM 25.17% 1-Year Est. Return
CCC
Compass Capital Corp Braintree, Massachusetts $307M AUM 30.03% 1-Year Est. Return
AC
Apella Capital West Hartford, Connecticut $7.08B AUM 17.38% 1-Year Est. Return
PWM
Perigon Wealth Management San Francisco, California $6.36B AUM 28.76% 1-Year Est. Return
PFA
Petra Financial Advisors Colorado Srpings, Colorado $216M AUM 40.32% 1-Year Est. Return
GRP
Global Retirement Partners San Rafael, California $6.54B AUM

Citadel Advisors's SEIS Position: Q2 2026 in Review

Citadel Advisors reduced its SEI Select Small Cap ETF (SEIS) stake by 42% in Q2 2026, selling an estimated $244K and leaving 10,939 shares worth $367K. The position accounts for ﹤0.01% of the portfolio, ranked #10649.

Citadel Advisors first reported a position in SEIS in Q4 2025 and has held it in 3 quarters since. The position peaked at $518K in Q1 2026. 35 funds tracked by Wall St. Rank hold SEIS as of Q2 2026.

  • Citadel Advisors held 10,939 shares of SEI Select Small Cap ETF worth $367K as of Q2 2026.
  • Citadel Advisors sold 7,809 SEI Select Small Cap ETF shares in Q2 2026, an estimated $244K.
  • SEI Select Small Cap ETF made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #10649 holding.
  • Citadel Advisors first reported a position in SEI Select Small Cap ETF in Q4 2025 and has held it in 3 quarters since.
  • Citadel Advisors's SEI Select Small Cap ETF position peaked at $518K in Q1 2026.
  • 35 funds tracked by Wall St. Rank held SEI Select Small Cap ETF as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.