Citadel Advisors
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Citadel Advisors’s Eton Pharmaceutcials ETON Stock Holding History

Citadel Advisors’s Portfolio ETON Stock Details ETON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$740K Buy
+30,000
New +$525K ﹤0.01% 8388
2025
Q2 		– Sell
-13,400
Closed -$174K – 13218
2025
Q1 		$174K Buy
13,400
+9,200
+219% +$139K ﹤0.01% 10647
2024
Q4 		$55.9K Buy
4,200
+3,700
+740% +$37.5K ﹤0.01% 12270
2024
Q3 		$3K Sell
500
-500
-50% -$2.11K ﹤0.01% 13700
2024
Q2 		$3.29K Buy
+1,000
New +$3.5K ﹤0.01% 13609
2024
Q1 		– Sell
-3,100
Closed -$13.6K – 14770
2023
Q4 		$13.6K Buy
3,100
+1,100
+55% +$4.41K ﹤0.01% 12923
2023
Q3 		$8.34K Buy
2,000
+900
+82% +$3.47K ﹤0.01% 13196
2023
Q2 		$3.84K Buy
1,100
+1,000
+1,000% +$3.68K ﹤0.01% 13654
2023
Q1 		$385 Buy
+100
New +$365 ﹤0.01% 14506
2022
Q1 		– Sell
-15,600
Closed -$67K – 13844
2021
Q4 		$67K Sell
15,600
-6,000
-28% -$28.7K ﹤0.01% 13065
2021
Q3 		$109K Sell
21,600
-7,100
-25% -$36.9K ﹤0.01% 12768
2021
Q2 		$177K Buy
+28,700
New +$213K ﹤0.01% 12306

Other funds holding ETON

OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
NPT
National Philanthropic Trust Jenkintown, Pennsylvania $9.38B AUM 33.37% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
WIM
Westside Investment Management Santa Monica, California $761M AUM 39.85% 1-Year Est. Return

Citadel Advisors's ETON Position: Q1 2026 in Review

Citadel Advisors increased its Eton Pharmaceutcials (ETON) stake by 45% in Q1 2026, buying an estimated $589K and bringing the position to 107,815 shares worth $2.66M. The position accounts for ﹤0.01% of the portfolio, ranked #5499.

Citadel Advisors first reported a position in ETON in Q3 2020 and has held it in 14 quarters since. 116 funds tracked by Wall St. Rank hold ETON as of Q1 2026.

  • Citadel Advisors held 107,815 shares of Eton Pharmaceutcials worth $2.66M as of Q1 2026.
  • Citadel Advisors bought 33,671 Eton Pharmaceutcials shares in Q1 2026, an estimated $589K.
  • Eton Pharmaceutcials made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #5499 holding.
  • Citadel Advisors first reported a position in Eton Pharmaceutcials in Q3 2020 and has held it in 14 quarters since.
  • 116 funds tracked by Wall St. Rank held Eton Pharmaceutcials as of Q1 2026.

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