Citadel Advisors
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Citadel Advisors’s Vanguard Mega Cap 300 Index ETF MGC Stock Holding History

Citadel Advisors’s Portfolio MGC Stock Details MGC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$260K Hold
1,100
– – ﹤0.01% 10804
2025
Q4 		$276K Buy
1,100
+100
+10% +$24.9K ﹤0.01% 10332
2025
Q3 		$244K Buy
+1,000
New +$234K ﹤0.01% 10812

Other funds holding MGC

Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $374B AUM 17.66% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
NYLIM
New York Life Investment Management New York $11.8B AUM 23.45% 1-Year Est. Return
VIA
Vantagepoint Investment Advisers Washington, District of Columbia $11.8B AUM 9.48% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
LIM
Leavell Investment Management Mobile, Alabama $2.74B AUM 26.51% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
PA
Procyon Advisors Shelton, Connecticut $2.32B AUM 26.81% 1-Year Est. Return

Citadel Advisors's MGC Position: Q2 2025 in Review

Citadel Advisors sold out of Vanguard Mega Cap 300 Index ETF (MGC) in Q2 2025, closing a stake of 10,912 shares — an estimated $2.2M sold.

Citadel Advisors first reported a position in MGC in Q4 2014 and held it in 18 quarters. The position peaked at $9.92M in Q4 2014. 474 funds tracked by Wall St. Rank hold MGC as of Q2 2025.

  • Citadel Advisors reported no remaining Vanguard Mega Cap 300 Index ETF position as of Q2 2025 after selling out during the quarter.
  • Citadel Advisors sold 10,912 Vanguard Mega Cap 300 Index ETF shares in Q2 2025, an estimated $2.2M.
  • Citadel Advisors first reported a position in Vanguard Mega Cap 300 Index ETF in Q4 2014 and held it in 18 quarters.
  • Citadel Advisors's Vanguard Mega Cap 300 Index ETF position peaked at $9.92M in Q4 2014.
  • 474 funds tracked by Wall St. Rank held Vanguard Mega Cap 300 Index ETF as of Q2 2025.

Based on Citadel Advisors's 13F filing for Q2 2025, filed 14 Aug 2025.