Citadel Advisors
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Citadel Advisors’s PDS Biotechnology PDSB Stock Holding History

Citadel Advisors’s Portfolio PDSB Stock Details PDSB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-1,200
Closed -$1.43K – 14428
2025
Q1 		$1.43K Sell
1,200
-5,500
-82% -$7.82K ﹤0.01% 14131
2024
Q4 		$10.9K Buy
6,700
+600
+10% +$1.59K ﹤0.01% 13575
2024
Q3 		$23.3K Sell
6,100
-38,900
-86% -$130K ﹤0.01% 12660
2024
Q2 		$132K Sell
45,000
-24,900
-36% -$79.7K ﹤0.01% 10530
2024
Q1 		$277K Sell
69,900
-39,100
-36% -$201K ﹤0.01% 9628
2023
Q4 		$542K Buy
109,000
+1,300
+1% +$6.46K ﹤0.01% 7928
2023
Q3 		$544K Buy
107,700
+54,300
+102% +$297K ﹤0.01% 7871
2023
Q2 		$269K Buy
53,400
+32,000
+150% +$210K ﹤0.01% 9281
2023
Q1 		$132K Sell
21,400
-26,800
-56% -$219K ﹤0.01% 10847
2022
Q4 		$636K Buy
48,200
+30,300
+169% +$214K ﹤0.01% 7749
2022
Q3 		$53K Sell
17,900
-71,500
-80% -$303K ﹤0.01% 11584
2022
Q2 		$326K Buy
89,400
+64,200
+255% +$305K ﹤0.01% 9621
2022
Q1 		$156K Sell
25,200
-7,700
-23% -$47.8K ﹤0.01% 11809
2021
Q4 		$266K Sell
32,900
-15,400
-32% -$166K ﹤0.01% 11188
2021
Q3 		$720K Sell
48,300
-50,700
-51% -$632K ﹤0.01% 8995
2021
Q2 		$1.24M Buy
+99,000
New +$773K ﹤0.01% 7770

Other funds holding PDSB

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
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
IWA
Inspirion Wealth Advisors Libertyville, Illinois $874M AUM 16.23% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Citadel Advisors's PDSB Position: Q4 2025 in Review

Citadel Advisors sold out of PDS Biotechnology (PDSB) in Q4 2025, closing a stake of 386,430 shares — an estimated $390K sold.

Citadel Advisors first reported a position in PDSB in Q1 2018 and held it in 19 quarters. The position peaked at $3.26M in Q3 2021. 44 funds tracked by Wall St. Rank hold PDSB as of Q4 2025.

  • Citadel Advisors reported no remaining PDS Biotechnology position as of Q4 2025 after selling out during the quarter.
  • Citadel Advisors sold 386,430 PDS Biotechnology shares in Q4 2025, an estimated $390K.
  • Citadel Advisors first reported a position in PDS Biotechnology in Q1 2018 and held it in 19 quarters.
  • Citadel Advisors's PDS Biotechnology position peaked at $3.26M in Q3 2021.
  • 44 funds tracked by Wall St. Rank held PDS Biotechnology as of Q4 2025.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.