Citadel Advisors
GMMF

Citadel Advisors’s iShares Government Money Market ETF GMMF Stock Holding History

Citadel Advisors’s Portfolio GMMF Stock Details GMMF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$612K Sell
6,088
-5,171
-46% -$519K ﹤0.01% 8800
2025
Q4 		$1.13M Sell
11,259
-8,958
-44% -$899K ﹤0.01% 7125
2025
Q3 		$2.03M Buy
20,217
+10,721
+113% +$1.08M ﹤0.01% 6034
2025
Q2 		$954K Sell
9,496
-13,245
-58% -$1.33M ﹤0.01% 7208
2025
Q1 		$2.28M Buy
+22,741
New +$2.28M ﹤0.01% 5288

Other funds holding GMMF

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
HFAS
Hummer Financial Advisory Services Chicago, Illinois $152M AUM 20.1% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
TSMHT
Thurston Springer Miller Herd & Titak Indianapolis, Indiana $275M AUM 30.64% 1-Year Est. Return
NWM
Northcape Wealth Management Williamsville, New York $367M AUM 21.03% 1-Year Est. Return
GBWM
Granite Bay Wealth Management Portsmouth, New Hampshire $470M AUM 15.4% 1-Year Est. Return
SC
Searle & Co Greenwich, Connecticut $445M AUM 41.72% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Citadel Advisors's GMMF Position: Q1 2026 in Review

Citadel Advisors reduced its iShares Government Money Market ETF (GMMF) stake by 46% in Q1 2026, selling an estimated $519K and leaving 6,088 shares worth $612K. The position accounts for ﹤0.01% of the portfolio, ranked #8800.

Citadel Advisors first reported a position in GMMF in Q1 2025 and has held it in 5 quarters since. The position peaked at $2.28M in Q1 2025. 11 funds tracked by Wall St. Rank hold GMMF as of Q1 2026.

  • Citadel Advisors held 6,088 shares of iShares Government Money Market ETF worth $612K as of Q1 2026.
  • Citadel Advisors sold 5,171 iShares Government Money Market ETF shares in Q1 2026, an estimated $519K.
  • iShares Government Money Market ETF made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #8800 holding.
  • Citadel Advisors first reported a position in iShares Government Money Market ETF in Q1 2025 and has held it in 5 quarters since.
  • Citadel Advisors's iShares Government Money Market ETF position peaked at $2.28M in Q1 2025.
  • 11 funds tracked by Wall St. Rank held iShares Government Money Market ETF as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.