Massachusetts Financial Services
CPRX

Massachusetts Financial Services’s Catalyst Pharmaceutical CPRX Stock Holding History

Massachusetts Financial Services’s Portfolio CPRX Stock Details CPRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-36,841
Closed -$912K – 1019
2026
Q1 		$912K Sell
36,841
-40,592
-52% -$967K ﹤0.01% 852
2025
Q4 		$1.81M Sell
77,433
-2,564
-3% -$57.1K ﹤0.01% 797
2025
Q3 		$1.58M Buy
79,997
+5,262
+7% +$108K ﹤0.01% 777
2025
Q2 		$1.62M Buy
74,735
+925
+1% +$21.8K ﹤0.01% 782
2025
Q1 		$1.79M Sell
73,810
-1,684
-2% -$37.9K ﹤0.01% 765
2024
Q4 		$1.58M Sell
75,494
-2,253
-3% -$48.4K ﹤0.01% 783
2024
Q3 		$1.55M Sell
77,747
-1,883
-2% -$34.9K ﹤0.01% 758
2024
Q2 		$1.23M Buy
79,630
+2,672
+3% +$41.6K ﹤0.01% 783
2024
Q1 		$1.23M Sell
76,958
-170
-0.2% -$2.56K ﹤0.01% 771
2023
Q4 		$1.3M Sell
77,128
-2,435
-3% -$33.3K ﹤0.01% 756
2023
Q3 		$930K Sell
79,563
-3,049
-4% -$40.8K ﹤0.01% 768
2023
Q2 		$1.11M Sell
82,612
-1,945
-2% -$28K ﹤0.01% 746
2023
Q1 		$1.4M Buy
+84,557
New +$1.39M ﹤0.01% 733

Other funds holding CPRX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Massachusetts Financial Services's CPRX Position: Q2 2026 in Review

Massachusetts Financial Services sold out of Catalyst Pharmaceutical (CPRX) in Q2 2026, closing a stake of 36,841 shares — an estimated $912K sold.

Massachusetts Financial Services first reported a position in CPRX in Q1 2023 and held it in 13 quarters. The position peaked at $1.81M in Q4 2025. 396 funds tracked by Wall St. Rank hold CPRX as of Q2 2026.

  • Massachusetts Financial Services reported no remaining Catalyst Pharmaceutical position as of Q2 2026 after selling out during the quarter.
  • Massachusetts Financial Services sold 36,841 Catalyst Pharmaceutical shares in Q2 2026, an estimated $912K.
  • Massachusetts Financial Services first reported a position in Catalyst Pharmaceutical in Q1 2023 and held it in 13 quarters.
  • Massachusetts Financial Services's Catalyst Pharmaceutical position peaked at $1.81M in Q4 2025.
  • 396 funds tracked by Wall St. Rank held Catalyst Pharmaceutical as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.