Simplex Trading’s Catalyst Pharmaceutical CPRX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$381K Buy
+15,400
New +$367K ﹤0.01% 3576
2025
Q4
Sell
-23,800
Closed -$468K 8767
2025
Q3
$468K Buy
23,800
+19,100
+406% +$393K ﹤0.01% 3912
2025
Q2
$101K Sell
4,700
-9,800
-68% -$231K ﹤0.01% 5227
2025
Q1
$351K Buy
14,500
+9,300
+179% +$209K ﹤0.01% 3766
2024
Q4
$108K Buy
5,200
+3,600
+225% +$77.3K ﹤0.01% 5100
2024
Q3
$31K Sell
1,600
-1,500
-48% -$27.8K ﹤0.01% 6322
2024
Q2
$48K Sell
3,100
-16,500
-84% -$257K ﹤0.01% 6132
2024
Q1
$312K Buy
19,600
+16,400
+513% +$247K ﹤0.01% 4337
2023
Q4
$53K Sell
3,200
-14,200
-82% -$194K ﹤0.01% 6023
2023
Q3
$203K Sell
17,400
-16,800
-49% -$225K ﹤0.01% 4335
2023
Q2
$459K Sell
34,200
-138,100
-80% -$1.99M ﹤0.01% 3401
2023
Q1
$2.86M Buy
172,300
+154,300
+857% +$2.55M ﹤0.01% 1659
2022
Q4
$334K Sell
18,000
-5,500
-23% -$84.7K ﹤0.01% 3612
2022
Q3
$301K Buy
23,500
+19,000
+422% +$225K ﹤0.01% 4075
2022
Q2
$31K Sell
4,500
-100
-2% -$733 ﹤0.01% 7094
2022
Q1
$38K Buy
4,600
+2,600
+130% +$18.4K ﹤0.01% 7499
2021
Q4
$13K Sell
2,000
-4,100
-67% -$27K ﹤0.01% 8795
2021
Q3
$35K Sell
6,100
-100
-2% -$547 ﹤0.01% 7945
2021
Q2
$35K Buy
6,200
+5,993
+2,895% +$30.9K ﹤0.01% 8074
2021
Q1
$95K Buy
207
+175
+547% +$695 ﹤0.01% 5811
2020
Q4
$10K Sell
32
-357
-92% -$1.2K ﹤0.01% 7393
2020
Q3
$115K Buy
389
+102
+36% +$399 ﹤0.01% 4744
2020
Q2
$132K Sell
287
-124
-30% -$557 ﹤0.01% 4490
2020
Q1
$158K Buy
+411
New +$1.69K ﹤0.01% 3859
2019
Q4
Sell
-300
Closed -$159K 7371
2019
Q3
$159K Sell
300
-82
-21% -$437 ﹤0.01% 3807
2019
Q2
$146K Buy
382
+356
+1,369% +$1.54K ﹤0.01% 3797
2019
Q1
$13K Sell
26
-86
-77% -$253 ﹤0.01% 5983
2018
Q4
$21K Buy
112
+73
+187% +$209 ﹤0.01% 5272
2018
Q3
$14K Sell
39
-310
-89% -$971 ﹤0.01% 6218
2018
Q2
$108K Buy
+349
New +$1.06K ﹤0.01% 4203
2015
Q3
Sell
-164
Closed -$5K 5585
2015
Q2
$5K Buy
+164
New +$654 ﹤0.01% 3635

Other funds holding CPRX

Simplex Trading's CPRX Position: Q1 2026 in Review

Simplex Trading opened a new position in Catalyst Pharmaceutical (CPRX) in Q1 2026: 3,811 shares worth $94.4K. The stake represents ﹤0.01% of the portfolio and ranks #5153 among its holdings. This is a return to the name: Simplex Trading previously reported a position in CPRX as recently as Q2 2025.

Simplex Trading first reported a position in CPRX in Q4 2014 and has held it in 30 quarters since. The position peaked at $448K in Q3 2021. 380 funds tracked by Wall St. Rank hold CPRX as of Q1 2026.

  • Simplex Trading held 3,811 shares of Catalyst Pharmaceutical worth $94.4K as of Q1 2026.
  • Catalyst Pharmaceutical was a new Simplex Trading position in Q1 2026.
  • Catalyst Pharmaceutical made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #5153 holding.
  • Simplex Trading first reported a position in Catalyst Pharmaceutical in Q4 2014 and has held it in 30 quarters since.
  • Simplex Trading's Catalyst Pharmaceutical position peaked at $448K in Q3 2021.
  • 380 funds tracked by Wall St. Rank held Catalyst Pharmaceutical as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.