★
Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

Guided View
New to markets (prices, yields, YTD, market cap)? We explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

CPRX

Catalyst Pharmaceuticals, Inc. · Healthcare · Biotechnology

31.49 0.0% mkt cap $3.85B quote delayed (FMP) · as of Oct 13 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
116Tracked holders
+4Δ holders
78.68MShares held
$1.95BReported value
+8New positions
−4Exits
Rising Conviction score 58/100 4 quarters of rising tracked shares ●●●●○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +3.6% · share flow +5.1% · net new positions +3.4% — formula
Broad accumulation — rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 107 -4 76.77M $2.41B +12 −18
Q1 2026 116 +4 78.68M $1.95B +8 −4
Q4 2025 111 0 78.17M $1.82B — —
Q3 2025 19 0 48.11M $947.78M — −1
Q2 2025 17 +1 43.29M $939.35M +1 —
Q1 2025 13 -1 14.99M $363.56M — −1
Q4 2024 14 0 15.06M $314.25M +1 −1
Q3 2024 13 +3 9.07M $180.23M +4 −1
Q2 2024 10 — 9.29M $143.84M — —
Holder count
Who holds it · Q1 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 18.77M +0.8% $464.86M 0.0% ▲ Add 4 SEC ↗ ×17
2 State Street Global Advisors ✦ (passive) 6.86M -0.7% $169.93M 0.0% ▼ Trim 6 SEC ↗
3 Vanguard Capital Management Llc 5.12M — $126.84M 0.0% n/c 1 SEC ↗
4 American Century Companies Inc 4.14M +36.8% $102.47M 0.1% ▲ Add 2 SEC ↗
5 Dimensional Fund Advisors Lp 3.43M +14.5% $84.91M 0.0% ▲ Add 2 SEC ↗ ×5
6 Bank Of America Corp /De/ 3.04M +38.0% $75.18M 0.0% ▲ Add 2 SEC ↗ ×5
7 Geode Capital Management ✦ (passive) 2.97M +2.5% $73.61M 0.0% ▲ Add 8 SEC ↗ ×2
8 Morgan Stanley ✦ 2.69M -8.4% $66.54M 0.0% ▼ Trim 3 SEC ↗ ×9
9 Renaissance Technologies ✦ 2.35M -11.4% $58.12M 0.1% ▼ Trim 8 SEC ↗
10 Janus Henderson Group Plc 2.00M +16.2% $49.52M 0.0% ▲ Add 2 SEC ↗ ×2
11 Boston Partners 1.71M +39.0% $42.45M 0.0% ▲ Add 2 SEC ↗ ×3
12 Charles Schwab Investment… 1.43M +5.4% $35.40M 0.0% ▲ Add 2 SEC ↗
13 Northern Trust Corp 1.24M +2.1% $30.65M 0.0% ▲ Add 2 SEC ↗ ×6
14 UBS Group AG 986.09K +51.9% $24.42M 0.0% ▲ Add 2 SEC ↗ ×2
15 Goldman Sachs Group ✦ 984.73K +0.5% $24.38M 0.0% ▲ Add 3 SEC ↗ ×2
16 Arrowstreet Capital ✦ 955.32K -40.9% $23.65M 0.0% ▼ Trim 7 SEC ↗
17 Raymond James Financial Inc 889.94K +5.7% $21.56M 0.0% ▲ Add 2 SEC ↗ ×5
18 Victory Capital Management Inc 866.62K -2.0% $21.46M 0.0% ▼ Trim 2 SEC ↗
19 Susquehanna International Group, Llp 852.82K +419.3% $21.12M 0.0% ▲ Add 2 SEC ↗
20 T. Rowe Price ✦ 773.45K +3.3% $19.15M 0.0% ▲ Add 8 SEC ↗ ×2
21 Millennium Management ✦ 766.99K -22.8% $18.99M 0.0% ▼ Trim 8 SEC ↗
22 Invesco Ltd. 752.84K -41.8% $18.64M 0.0% ▼ Trim 2 SEC ↗ ×6
23 Nomura Asset Management… 748.10K -3.9% $18.52M 0.0% ▼ Trim 2 SEC ↗
24 Federated Hermes, Inc. 740.30K +11.5% $18.33M 0.0% ▲ Add 2 SEC ↗ ×2
25 Bank of New York Mellon Corp 682.29K -2.6% $16.89M 0.0% ▼ Trim 2 SEC ↗ ×10
26 Principal Financial Group Inc 675.98K -1.1% $16.74M 0.0% ▼ Trim 2 SEC ↗ ×2
27 Swedbank AB 616.13K 0.0% $15.26M 0.0% Held 2 SEC ↗
28 Voya Investment Management Llc 589.88K +4.0% $14.61M 0.0% ▲ Add 2 SEC ↗ ×3
29 Citadel Advisors ✦ 581.09K +88.4% $14.39M 0.0% ▲ Add 8 SEC ↗ ×2
30 IMC-Chicago, LLC 563.67K New $13.96M 0.2% New 1 SEC ↗
31 Jane Street Group, Llc 545.23K +104.8% $13.50M 0.0% ▲ Add 2 SEC ↗ ×3
32 JPMorgan Chase ✦ 466.82K +26.2% $11.10M 0.0% ▲ Add 3 SEC ↗ ×4
33 Point72 Asset Management ✦ 425.87K New $10.54M 0.0% New 1 SEC ↗
34 Nuveen, LLC 419.51K +0.2% $10.39M 0.0% ▲ Add 2 SEC ↗ ×2
35 Franklin Resources Inc 416.69K +170.7% $10.32M 0.0% ▲ Add 2 SEC ↗ ×6
36 Qube Research & Technologies Ltd 412.67K -15.3% $10.22M 0.0% ▼ Trim 2 SEC ↗
37 Allianz Asset Management GmbH 372.99K +1.7% $9.24M 0.0% ▲ Add 2 SEC ↗
38 Pacer Advisors, Inc. 361.79K -8.1% $8.96M 0.0% ▼ Trim 2 SEC ↗
39 First Trust Advisors Lp 346.24K +279.1% $8.57M 0.0% ▲ Add 2 SEC ↗
40 Rhumbline Advisers 305.52K -2.5% $7.56M 0.0% ▼ Trim 2 SEC ↗
41 Aberdeen Group plc 297.51K -23.3% $7.37M 0.0% ▼ Trim 2 SEC ↗ ×2
42 UBS AM, a distinct business unit of… 280.89K +0.6% $6.95M 0.0% ▲ Add 2 SEC ↗ ×9
43 Fidelity (FMR) ✦ 276.78K -19.5% $6.85M 0.0% ▼ Trim 4 SEC ↗ ×2
44 Legal & General Group Plc 269.87K -65.2% $6.68M 0.0% ▼ Trim 2 SEC ↗ ×3
45 Ameriprise Financial Inc 249.31K +15.5% $6.17M 0.0% ▲ Add 2 SEC ↗ ×2
46 Swiss National Bank 229.30K 0.0% $5.68M 0.0% Held 2 SEC ↗
47 AQR Capital Management ✦ 228.35K -24.8% $5.65M 0.0% ▼ Trim 8 SEC ↗ ×4
48 Stifel Financial Corp 217.15K +22.7% $5.38M 0.0% ▲ Add 2 SEC ↗ ×2
49 Marshall Wace ✦ 201.81K +1425.8% $5.00M 0.0% ▲ Add 4 SEC ↗
50 Deutsche Bank Ag\ 162.76K +7.4% $4.03M 0.0% ▲ Add 2 SEC ↗ ×3
51 Assenagon Asset Management S.A. 160.62K +15.8% $3.98M 0.0% ▲ Add 2 SEC ↗
52 Royal Bank Of Canada 155.21K -4.0% $3.84M 0.0% ▼ Trim 2 SEC ↗ ×5
53 Prudential Financial Inc 142.50K -60.9% $3.53M 0.0% ▼ Trim 2 SEC ↗
54 Universal- Beteiligungs- und… 142.36K -15.1% $3.52M 0.0% ▼ Trim 2 SEC ↗
55 California State Teachers… 140.72K +27.9% $3.48M 0.0% ▲ Add 2 SEC ↗
56 Creative Planning 134.20K +91.9% $3.32M 0.0% ▲ Add 2 SEC ↗
57 Envestnet Asset Management Inc 118.60K +89.1% $2.94M 0.0% ▲ Add 2 SEC ↗
58 Allspring Global Investments… 117.09K +428.5% $2.91M 0.0% ▲ Add 2 SEC ↗ ×2
59 State Of Wisconsin Investment Board 117.30K -3.4% $2.90M 0.0% ▼ Trim 2 SEC ↗
60 Alliancebernstein L.P. 119.82K +1.0% $2.80M 0.0% ▲ Add 2 SEC ↗
61 LPL Financial LLC 107.59K +62.9% $2.66M 0.0% ▲ Add 2 SEC ↗
62 Russell Investments Group, Ltd. 107.37K -11.6% $2.66M 0.0% ▼ Trim 2 SEC ↗ ×4
63 Assetmark, Inc 102.44K +18.9% $2.54M 0.0% ▲ Add 2 SEC ↗
64 Man Group plc 85.84K -54.5% $2.13M 0.0% ▼ Trim 2 SEC ↗
65 New York State Common Retirement… 84.60K +1.8% $2.09M 0.0% ▲ Add 2 SEC ↗
66 Fisher Asset Management ✦ 82.17K -0.8% $2.03M 0.0% ▼ Trim 8 SEC ↗
67 Wells Fargo & Company/Mn 80.70K -49.1% $2.00M 0.0% ▼ Trim 2 SEC ↗ ×3
68 Barclays Plc 70.99K -80.2% $1.76M 0.0% ▼ Trim 2 SEC ↗ ×3
69 Bnp Paribas Financial Markets 70.71K +125.3% $1.75M 0.0% ▲ Add 2 SEC ↗
70 Sei Investments Co 63.57K -17.5% $1.57M 0.0% ▼ Trim 2 SEC ↗ ×2
71 MIRAE ASSET GLOBAL ETFS HOLDINGS… 62.78K 0.0% $1.55M 0.0% ▲ Add 2 SEC ↗ ×2
72 Gotham Asset Management ✦ 61.37K -1.0% $1.52M 0.0% ▼ Trim 8 SEC ↗
73 Cetera Investment Advisers 58.65K +4.7% $1.45M 0.0% ▲ Add 2 SEC ↗
74 Manufacturers Life Insurance… 54.94K -2.2% $1.36M 0.0% ▼ Trim 2 SEC ↗
75 Zurcher Kantonalbank (Zurich… 52.97K +8.9% $1.31M 0.0% ▲ Add 2 SEC ↗
76 Lazard Asset Management Llc 51.89K -5.8% $1.28M 0.0% ▼ Trim 2 SEC ↗
77 Commonwealth Equity Services, Llc 49.38K +207.1% $1.22M 0.0% ▲ Add 2 SEC ↗
78 Wellington Management ✦ 46.82K -6.2% $1.16M 0.0% ▼ Trim 7 SEC ↗ ×4
79 Tidal Investments LLC 45.31K New $1.12M 0.0% New 1 SEC ↗ ×2
80 State Board Of Administration Of… 44.53K 0.0% $1.10M 0.0% Held 2 SEC ↗
81 Credit Agricole S A 44.00K New $1.09M 0.0% New 1 SEC ↗
82 D. E. Shaw & Co. ✦ 40.54K +276.1% $1.00M 0.0% ▲ Add 6 SEC ↗
83 Massachusetts Financial Services Co… 36.84K -52.4% $912,183 0.0% ▼ Trim 2 SEC ↗ ×2
84 Captrust Financial Advisors 36.19K +4.7% $896,041 0.0% ▲ Add 2 SEC ↗
85 Citigroup Inc 36.02K -30.3% $891,954 0.0% ▼ Trim 2 SEC ↗ ×2
86 Quantinno Capital Management LP 33.88K +180.2% $838,993 0.0% ▲ Add 2 SEC ↗
87 Hsbc Holdings Plc 33.63K -71.0% $826,404 0.0% ▼ Trim 2 SEC ↗ ×2
88 Cerity Partners LLC 31.94K -1.7% $790,909 0.0% ▼ Trim 2 SEC ↗ ×2
89 Amundi 31.46K +68.4% $779,023 0.0% ▲ Add 2 SEC ↗
90 Fifth Third Bancorp 28.37K +4708.1% $702,397 0.0% ▲ Add 2 SEC ↗
91 Lido Advisors, LLC 26.84K -5.8% $664,583 0.0% ▼ Trim 2 SEC ↗
92 HighTower Advisors, LLC 26.33K +10.4% $652,011 0.0% ▲ Add 2 SEC ↗
93 Wealth Enhancement Advisory… 22.27K -24.5% $549,839 0.0% ▼ Trim 2 SEC ↗
94 Mml Investors Services, Llc 21.50K +62.7% $532,216 0.0% ▲ Add 2 SEC ↗
95 Tudor Investment Corp Et Al 20.39K New $504,980 0.0% New 1 SEC ↗
96 Pictet Asset Management Holding SA 19.81K +0.2% $490,570 0.0% ▲ Add 2 SEC ↗
97 Rockefeller Capital Management L.P. 19.71K -33.6% $488,070 0.0% ▼ Trim 2 SEC ↗ ×3
98 Aviva Plc 18.96K -9.7% $469,524 0.0% ▼ Trim 2 SEC ↗
99 ProShare Advisors LLC 18.01K -19.9% $445,927 0.0% ▼ Trim 2 SEC ↗
100 Osaic Holdings, Inc. 16.89K -3.7% $418,071 0.0% ▼ Trim 2 SEC ↗ ×2

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Exited

Squarepoint Ops LLC $644,861 was 0.0%
Mariner, LLC $348,615 was 0.0%
Mackenzie Financial Corp $209,639 was 0.0%
Asset Management One Co., Ltd. $110,989 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 378 holders, 103.75M shares, $2.50B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q1 2026 · Methodology · Get this via the API