Citadel Advisors
PPBT

Citadel Advisors’s Purple Biotech PPBT Stock Holding History

Citadel Advisors’s Portfolio PPBT Stock Details PPBT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-4,274
Closed -$28.1K – 13952
2025
Q4 		$28.1K Buy
4,274
+148
+4% +$1.07K ﹤0.01% 12244
2025
Q3 		$23.5K Buy
+4,126
New +$74K ﹤0.01% 12462
2024
Q3 		– Sell
-123
Closed -$10.2K – 14998
2024
Q2 		$10.2K Sell
123
-167
-58% -$19.4K ﹤0.01% 13099
2024
Q1 		$38.8K Buy
290
+231
+392% +$33.1K ﹤0.01% 12422
2023
Q4 		$9.19K Sell
59
-11
-16% -$2.44K ﹤0.01% 13167
2023
Q3 		$16K Sell
70
-160
-70% -$38.1K ﹤0.01% 12792
2023
Q2 		$64.3K Buy
230
+154
+203% +$55.3K ﹤0.01% 11505
2023
Q1 		$26.7K Sell
76
-153
-67% -$57.3K ﹤0.01% 12835
2022
Q4 		$63.3K Buy
+229
New +$87.9K ﹤0.01% 11846
2022
Q3 		– Sell
-60
Closed -$28K – 13370
2022
Q2 		$28K Buy
+60
New +$35.9K ﹤0.01% 12264
2021
Q3 		– Sell
-141
Closed -$137K – 14458
2021
Q2 		$138K Sell
141
-183
-56% -$168K ﹤0.01% 12587
2021
Q1 		$267K Buy
+324
New +$302K ﹤0.01% 11112
2020
Q3 		– Sell
-180
Closed -$400K – 10594
2020
Q2 		$400K Buy
+180
New +$177K ﹤0.01% 7443
2019
Q1 		– Sell
-19
Closed -$26K – 9729
2018
Q4 		$26K Buy
+19
New +$47.8K ﹤0.01% 8664
2017
Q3 		– Sell
-6
Closed -$17K – 7915
2017
Q2 		$17K Buy
6
+1
+20% +$3.64K ﹤0.01% 7317
2017
Q1 		$20K Buy
+5
New +$23.9K ﹤0.01% 7240
2016
Q3 		– Sell
-13
Closed -$80K – 7635
2016
Q2 		$80K Buy
+13
New +$130K ﹤0.01% 6281

Other funds holding PPBT

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
SP
SmartHarvest Portfolios Poulsbo, Washington $240M AUM
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return
RhumbLine Advisers
RhumbLine Advisers Boston, Massachusetts $117B AUM 29.66% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return

Citadel Advisors's PPBT Position: Q1 2026 in Review

Citadel Advisors sold out of Purple Biotech (PPBT) in Q1 2026, closing a stake of 4,274 shares — an estimated $28.1K sold.

Citadel Advisors first reported a position in PPBT in Q2 2016 and held it in 17 quarters. The position peaked at $400K in Q2 2020. 15 funds tracked by Wall St. Rank hold PPBT as of Q1 2026.

  • Citadel Advisors reported no remaining Purple Biotech position as of Q1 2026 after selling out during the quarter.
  • Citadel Advisors sold 4,274 Purple Biotech shares in Q1 2026, an estimated $28.1K.
  • Citadel Advisors first reported a position in Purple Biotech in Q2 2016 and held it in 17 quarters.
  • Citadel Advisors's Purple Biotech position peaked at $400K in Q2 2020.
  • 15 funds tracked by Wall St. Rank held Purple Biotech as of Q1 2026.

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