Citadel Advisors
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Citadel Advisors’s ProShares Short MidCap400 MYY Stock Holding History

Citadel Advisors’s Portfolio MYY Stock Details MYY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-17,259
Closed -$328K – 15215
2024
Q4 		$328K Sell
17,259
-6,154
-26% -$115K ﹤0.01% 9470
2024
Q3 		$447K Buy
+23,413
New +$468K ﹤0.01% 8506
2024
Q2 		– Sell
-18,189
Closed -$358K – 15009
2024
Q1 		$358K Sell
18,189
-17
-0.1% -$360 ﹤0.01% 9095
2023
Q4 		$391K Buy
+18,206
New +$435K ﹤0.01% 8618
2023
Q1 		– Sell
-9,135
Closed -$227K – 15205
2022
Q4 		$227K Sell
9,135
-8,976
-50% -$225K ﹤0.01% 9889
2022
Q3 		$501K Buy
18,111
+8,205
+83% +$208K ﹤0.01% 8448
2022
Q2 		$269K Sell
9,906
-12,291
-55% -$311K ﹤0.01% 10053
2022
Q1 		$520K Buy
+22,197
New +$531K ﹤0.01% 9292
2021
Q3 		– Sell
-13,641
Closed -$334K – 14364
2021
Q2 		$334K Sell
13,641
-50,521
-79% -$1.24M ﹤0.01% 11009
2021
Q1 		$1.64M Sell
64,162
-14,094
-18% -$380K ﹤0.01% 6885
2020
Q4 		$2.3M Buy
78,256
+60,798
+348% +$1.98M ﹤0.01% 5072
2020
Q3 		$648K Sell
17,458
-784
-4% -$29.2K ﹤0.01% 6824
2020
Q2 		$718K Sell
18,242
-41,603
-70% -$1.81M ﹤0.01% 6433
2020
Q1 		$3.08M Buy
59,845
+40,024
+202% +$1.77M ﹤0.01% 3422
2019
Q4 		$787K Buy
+19,821
New +$822K ﹤0.01% 6029
2019
Q1 		– Sell
-19,105
Closed -$962K – 9663
2018
Q4 		$962K Buy
19,105
+11,545
+153% +$534K ﹤0.01% 5367
2018
Q3 		$316K Buy
+7,560
New +$318K ﹤0.01% 7475
2016
Q4 		– Sell
-5,620
Closed -$316K – 7641
2016
Q3 		$316K Buy
+5,620
New +$320K ﹤0.01% 5591
2016
Q2 		– Sell
-6,788
Closed -$420K – 7191
2016
Q1 		$420K Buy
+6,788
New +$458K ﹤0.01% 4641

Other funds holding MYY

JCM
J2 Capital Management Troy, Michigan $149M AUM 18.29% 1-Year Est. Return
MOS
MGO One Seven Beachwood, Ohio $6.06B AUM 28.9% 1-Year Est. Return
GS
GTS Securities New York $2.83B AUM 21.76% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 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

Citadel Advisors's MYY Position: Q1 2025 in Review

Citadel Advisors sold out of ProShares Short MidCap400 (MYY) in Q1 2025, closing a stake of 17,259 shares — an estimated $328K sold.

Citadel Advisors first reported a position in MYY in Q1 2016 and held it in 19 quarters. The position peaked at $3.08M in Q1 2020. 6 funds tracked by Wall St. Rank hold MYY as of Q1 2025.

  • Citadel Advisors reported no remaining ProShares Short MidCap400 position as of Q1 2025 after selling out during the quarter.
  • Citadel Advisors sold 17,259 ProShares Short MidCap400 shares in Q1 2025, an estimated $328K.
  • Citadel Advisors first reported a position in ProShares Short MidCap400 in Q1 2016 and held it in 19 quarters.
  • Citadel Advisors's ProShares Short MidCap400 position peaked at $3.08M in Q1 2020.
  • 6 funds tracked by Wall St. Rank held ProShares Short MidCap400 as of Q1 2025.

Based on Citadel Advisors's 13F filing for Q1 2025, filed 15 May 2025.