Citadel Advisors
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Citadel Advisors’s Research Solutions RSSS Stock Holding History

Citadel Advisors’s Portfolio RSSS Stock Details RSSS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$65K Sell
28,003
-7,737
-22% -$18.4K ﹤0.01% 12987
2026
Q1 		$80.8K Buy
35,740
+6,975
+24% +$17.8K ﹤0.01% 12166
2025
Q4 		$84.6K Buy
+28,765
New +$89.7K ﹤0.01% 11759
2025
Q3 		– Sell
-36,728
Closed -$105K – 13908
2025
Q2 		$105K Buy
36,728
+344
+0.9% +$942 ﹤0.01% 11296
2025
Q1 		$94.6K Buy
36,384
+25,649
+239% +$87.5K ﹤0.01% 11557
2024
Q4 		$44.5K Sell
10,735
-3,166
-23% -$10K ﹤0.01% 12508
2024
Q3 		$38K Sell
13,901
-24,466
-64% -$65.9K ﹤0.01% 12199
2024
Q2 		$97.8K Buy
38,367
+20,909
+120% +$59.4K ﹤0.01% 10945
2024
Q1 		$55.2K Buy
17,458
+7,261
+71% +$20.9K ﹤0.01% 12080
2023
Q4 		$26.5K Buy
+10,197
New +$24.9K ﹤0.01% 12373
2023
Q3 		– Sell
-15,924
Closed -$32.5K – 14991
2023
Q2 		$32.5K Buy
15,924
+101
+0.6% +$212 ﹤0.01% 12273
2023
Q1 		$31.8K Buy
15,823
+4,486
+40% +$9.41K ﹤0.01% 12673
2022
Q4 		$21.9K Buy
+11,337
New +$23.1K ﹤0.01% 13075

Other funds holding RSSS

NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
PAIM
Punch & Associates Investment Management Edina, Minnesota $2.02B AUM 40.6% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
LCG
Luxor Capital Group New York $2.52B AUM 29.31% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return
PL
Parthenon LLC Louisville, Kentucky $962M AUM 27.46% 1-Year Est. Return
DAS
Dynamic Advisor Solutions Phoenix, Arizona $3.53B AUM 22.61% 1-Year Est. Return
NSIM
North Star Investment Management Chicago, Illinois $1.84B AUM 28.81% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
NL
Navalign LLC Encino, California $429M AUM 18.12% 1-Year Est. Return

Citadel Advisors's RSSS Position: Q2 2026 in Review

Citadel Advisors reduced its Research Solutions (RSSS) stake by 22% in Q2 2026, selling an estimated $18.4K and leaving 28,003 shares worth $65K. The position accounts for ﹤0.01% of the portfolio, ranked #12987.

Citadel Advisors first reported a position in RSSS in Q4 2022 and has held it in 13 quarters since. The position peaked at $105K in Q2 2025. 36 funds tracked by Wall St. Rank hold RSSS as of Q2 2026.

  • Citadel Advisors held 28,003 shares of Research Solutions worth $65K as of Q2 2026.
  • Citadel Advisors sold 7,737 Research Solutions shares in Q2 2026, an estimated $18.4K.
  • Research Solutions made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #12987 holding.
  • Citadel Advisors first reported a position in Research Solutions in Q4 2022 and has held it in 13 quarters since.
  • Citadel Advisors's Research Solutions position peaked at $105K in Q2 2025.
  • 36 funds tracked by Wall St. Rank held Research Solutions as of Q2 2026.

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