Jane Street
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Jane Street’s Perspective Therapeutics CATX Stock Holding History

Jane Street’s Portfolio CATX Stock Details CATX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-263,995
Closed -$1.12M – 11676
2025
Q4 		$726K Sell
263,995
-65,678
-20% -$187K ﹤0.01% 6872
2025
Q3 		$1.13M Buy
+329,673
New +$1.2M ﹤0.01% 6053
2025
Q2 		– Sell
-61,021
Closed -$130K – 9718
2025
Q1 		$130K Buy
61,021
+17,697
+41% +$53.1K ﹤0.01% 8688
2024
Q4 		$138K Buy
43,324
+18,068
+72% +$148K ﹤0.01% 8615
2024
Q3 		$337K Sell
25,256
-53,404
-68% -$710K ﹤0.01% 7833
2024
Q2 		$784K Buy
78,660
+71,954
+1,073% +$1.04M ﹤0.01% 6242
2024
Q1 		$79.8K Buy
6,706
+5,405
+415% +$46.1K ﹤0.01% 8611
2023
Q4 		$5.23K Sell
1,301
-13,379
-91% -$37.7K ﹤0.01% 9013
2023
Q3 		$40.2K Buy
14,680
+13,458
+1,101% +$62.8K ﹤0.01% 8197
2023
Q2 		$8.16K Buy
+1,222
New +$7.42K ﹤0.01% 8457
2023
Q1 		– Sell
-4,944
Closed -$12.2K – 9089
2022
Q4 		$12.2K Buy
+4,944
New +$16.3K ﹤0.01% 8722
2022
Q3 		– Sell
-2,077
Closed -$6K – 9743
2022
Q2 		$6K Buy
2,077
+874
+73% +$2.67K ﹤0.01% 9388
2022
Q1 		$4K Sell
1,203
-3,032
-72% -$11.1K ﹤0.01% 10140
2021
Q4 		$16K Buy
+4,235
New +$22.6K ﹤0.01% 9838
2021
Q1 		– Sell
-2,472
Closed -$11K – 9113
2020
Q4 		$11K Buy
+2,472
New +$10.9K ﹤0.01% 7386

Other funds holding CATX

APM
Avidity Partners Management Dallas, Texas $936M AUM 195% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Jane Street's CATX Position: Q1 2026 in Review

Jane Street sold out of Perspective Therapeutics (CATX) in Q1 2026, closing a stake of 263,995 shares — an estimated $1.12M sold.

Jane Street first reported a position in CATX in Q4 2020 and held it in 15 quarters. The position peaked at $1.13M in Q3 2025. 138 funds tracked by Wall St. Rank hold CATX as of Q1 2026.

  • Jane Street reported no remaining Perspective Therapeutics position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 263,995 Perspective Therapeutics shares in Q1 2026, an estimated $1.12M.
  • Jane Street first reported a position in Perspective Therapeutics in Q4 2020 and held it in 15 quarters.
  • Jane Street's Perspective Therapeutics position peaked at $1.13M in Q3 2025.
  • 138 funds tracked by Wall St. Rank held Perspective Therapeutics as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.