Citadel Advisors’s PDF Solutions PDFS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$373K Buy
+11,400
New +$373K ﹤0.01% 9969
2025
Q4
Sell
-8,700
Closed -$225K 13875
2025
Q3
$225K Buy
+8,700
New +$190K ﹤0.01% 11016
2025
Q2
Sell
-6,400
Closed -$122K 14584
2025
Q1
$122K Buy
6,400
+4,200
+191% +$103K ﹤0.01% 11181
2024
Q4
$59.6K Sell
2,200
-300
-12% -$9.04K ﹤0.01% 12188
2024
Q3
$79.2K Buy
2,500
+900
+56% +$29.2K ﹤0.01% 11424
2024
Q2
$58.2K Sell
1,600
-2,200
-58% -$73.6K ﹤0.01% 11593
2024
Q1
$128K Buy
3,800
+3,500
+1,167% +$115K ﹤0.01% 11013
2023
Q4
$9.64K Sell
300
-2,800
-90% -$84.9K ﹤0.01% 13141
2023
Q3
$100K Sell
3,100
-1,000
-24% -$38.3K ﹤0.01% 10892
2023
Q2
$185K Sell
4,100
-5,300
-56% -$216K ﹤0.01% 10012
2023
Q1
$399K Buy
9,400
+9,000
+2,250% +$315K ﹤0.01% 8779
2022
Q4
$11.4K Buy
+400
New +$10.8K ﹤0.01% 13573
2019
Q3
Sell
-171,100
Closed -$2.25M 9666
2019
Q2
$2.25M Buy
171,100
+68,800
+67% +$882K ﹤0.01% 4317
2019
Q1
$1.26M Buy
+102,300
New +$1.13M ﹤0.01% 5189
2016
Q1
Sell
-800
Closed -$9K 7700
2015
Q4
$9K Buy
800
+700
+700% +$7.59K ﹤0.01% 8307
2015
Q3
$1K Buy
+100
New +$1.26K ﹤0.01% 8785
2015
Q2
Sell
-2,600
Closed -$47K 8998
2015
Q1
$47K Buy
2,600
+1,500
+136% +$26.1K ﹤0.01% 7419
2014
Q4
$16K Buy
+1,100
New +$14.4K ﹤0.01% 7958

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