Citadel Advisors
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Citadel Advisors’s ImmuCell ICCC Stock Holding History

Citadel Advisors’s Portfolio ICCC Stock Details ICCC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$226K Sell
35,696
-3,697
-9% -$23.7K ﹤0.01% 11157
2025
Q4 		$242K Buy
39,393
+17,924
+83% +$106K ﹤0.01% 10624
2025
Q3 		$139K Sell
21,469
-19,482
-48% -$123K ﹤0.01% 11592
2025
Q2 		$285K Buy
40,951
+17,006
+71% +$99.2K ﹤0.01% 9929
2025
Q1 		$115K Sell
23,945
-5,076
-17% -$26.1K ﹤0.01% 11268
2024
Q4 		$149K Buy
+29,021
New +$116K ﹤0.01% 10889
2024
Q3 		– Sell
-23,746
Closed -$115K – 14665
2024
Q2 		$115K Buy
+23,746
New +$114K ﹤0.01% 10714
2023
Q4 		– Sell
-15,019
Closed -$77.5K – 14729
2023
Q3 		$77.5K Buy
15,019
+3,806
+34% +$19.3K ﹤0.01% 11211
2023
Q2 		$57.2K Sell
11,213
-5,749
-34% -$29.4K ﹤0.01% 11646
2023
Q1 		$87.4K Buy
+16,962
New +$110K ﹤0.01% 11447

Other funds holding ICCC

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
CAM
Cresset Asset Management Chicago, Illinois $23.1B AUM 27.04% 1-Year Est. Return
BL
Bleichroeder LP New York $579M AUM 94.36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
S
Steadtrust Allen, Texas $198M AUM 99.37% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
MFIM
Mesirow Financial Investment Management Chicago, Illinois $6.18B AUM 18.43% 1-Year Est. Return

Citadel Advisors's ICCC Position: Q1 2026 in Review

Citadel Advisors reduced its ImmuCell (ICCC) stake by 9.4% in Q1 2026, selling an estimated $23.7K and leaving 35,696 shares worth $226K. The position accounts for ﹤0.01% of the portfolio, ranked #11157.

Citadel Advisors first reported a position in ICCC in Q1 2023 and has held it in 10 quarters since. The position peaked at $285K in Q2 2025. 27 funds tracked by Wall St. Rank hold ICCC as of Q1 2026.

  • Citadel Advisors held 35,696 shares of ImmuCell worth $226K as of Q1 2026.
  • Citadel Advisors sold 3,697 ImmuCell shares in Q1 2026, an estimated $23.7K.
  • ImmuCell made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #11157 holding.
  • Citadel Advisors first reported a position in ImmuCell in Q1 2023 and has held it in 10 quarters since.
  • Citadel Advisors's ImmuCell position peaked at $285K in Q2 2025.
  • 27 funds tracked by Wall St. Rank held ImmuCell as of Q1 2026.

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