Citadel Advisors
ABXB

Citadel Advisors’s Abacus Flexible Bond Leaders ETF ABXB Stock Holding History

Citadel Advisors’s Portfolio ABXB Stock Details ABXB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-23,965
Closed -$456K – 15672
2025
Q1 		$456K Buy
23,965
+4,388
+22% +$84K ﹤0.01% 8679
2024
Q4 		$373K Buy
+19,577
New +$417K ﹤0.01% 9209
2024
Q2 		– Sell
-24,074
Closed -$509K – 15636
2024
Q1 		$509K Buy
24,074
+4,533
+23% +$95.3K ﹤0.01% 8362
2023
Q4 		$411K Buy
19,541
+592
+3% +$12.1K ﹤0.01% 8512
2023
Q3 		$382K Buy
18,949
+4,026
+27% +$82.9K ﹤0.01% 8654
2023
Q2 		$309K Buy
+14,923
New +$310K ﹤0.01% 8989
2022
Q1 		– Sell
-20,736
Closed -$511K – 14766
2021
Q4 		$511K Buy
+20,736
New +$512K ﹤0.01% 9650

Other funds holding ABXB

GS
GTS Securities New York $2.83B AUM 21.76% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return
GRP
Global Retirement Partners San Rafael, California $5.64B AUM
GWM
Geneos Wealth Management Englewood, Colorado $4.31B AUM 18.36% 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

Citadel Advisors's ABXB Position: Q2 2025 in Review

Citadel Advisors sold out of Abacus Flexible Bond Leaders ETF (ABXB) in Q2 2025, closing a stake of 23,965 shares — an estimated $456K sold.

Citadel Advisors first reported a position in ABXB in Q4 2021 and held it in 7 quarters. The position peaked at $511K in Q4 2021. 8 funds tracked by Wall St. Rank hold ABXB as of Q2 2025.

  • Citadel Advisors reported no remaining Abacus Flexible Bond Leaders ETF position as of Q2 2025 after selling out during the quarter.
  • Citadel Advisors sold 23,965 Abacus Flexible Bond Leaders ETF shares in Q2 2025, an estimated $456K.
  • Citadel Advisors first reported a position in Abacus Flexible Bond Leaders ETF in Q4 2021 and held it in 7 quarters.
  • Citadel Advisors's Abacus Flexible Bond Leaders ETF position peaked at $511K in Q4 2021.
  • 8 funds tracked by Wall St. Rank held Abacus Flexible Bond Leaders ETF as of Q2 2025.

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