CPRX Insider Trading

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Insider Trading History
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Insider Ownership Percentage: 10.40%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $14,598,438.49

Catalyst Pharmaceuticals Insider Trading History Chart

Catalyst Pharmaceuticals Share Price & Price History

^$23.08

▼ -0.02 (-0.09%)

As of 12/4/2025 05:00 PM ET

Days: 30 | 90 | 365

Catalyst Pharmaceuticals Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/26/2025	Jeffrey Del Carmen	Insider	Sell	10,983	$23.33	$256,233.39	3,962
9/8/2025	Brian Elsbernd	Insider	Sell	30,000	$20.30	$609,000.00	271,039
9/4/2025	Brian Elsbernd	Insider	Sell	30,000	$19.52	$585,600.00	188,564
9/3/2025	Brian Elsbernd	Insider	Sell	20,000	$20.08	$401,600.00	188,564
8/27/2025	David S. Tierney	Director	Sell	26,000	$20.20	$525,200.00	379,620
8/26/2025	Richard J. Daly	CEO	Sell	22,970	$20.62	$473,641.40	226,794
8/26/2025	Steve Miller	Insider	Sell	115,000	$20.28	$2,332,200.00	949,663
6/11/2025	Preethi Sundaram	Insider	Sell	1,600	$26.42	$42,272.00	41,081
6/10/2025	Preethi Sundaram	Insider	Sell	2,324	$26.41	$61,376.84	42,681
5/14/2025	Gary Ingenito	Insider	Sell	44,000	$23.63	$1,039,720.00	68,873
5/13/2025	Gary Ingenito	Insider	Sell	200,000	$23.68	$4,736,000.00	68,873
3/5/2025	Gary Ingenito	Insider	Sell	44,904	$22.09	$991,929.36	68,873
3/3/2025	Brian Elsbernd	Insider	Sell	62,975	$22.98	$1,447,165.50	188,564
12/10/2024	Steve Miller	Insider	Sell	50,000	$21.93	$1,096,500.00	686,996
11/27/2024	Gary Ingenito	Insider	Sell	12,000	$22.72	$272,640.00	51,391
11/27/2024	Molly Harper	Director	Sell	17,500	$22.00	$385,000.00
8/21/2024	David S. Tierney	Director	Sell	15,000	$20.10	$301,500.00	348,874
8/20/2024	Steve Miller	Insider	Sell	150,000	$20.35	$3,052,500.00	675,124
8/9/2024	Jeffrey Del Carmen	Insider	Sell	36,058	$18.42	$664,188.36	12,369
6/7/2024	Jeffrey Del Carmen	Insider	Sell	7,541	$16.07	$121,183.87	18,427
6/5/2024	Gary Ingenito	Insider	Sell	80,000	$16.16	$1,292,800.00	51,391
6/4/2024	Richard J. Daly	CEO	Sell	17,323	$15.97	$276,648.31	234,824
6/3/2024	Molly Harper	Director	Sell	5,333	$16.30	$86,927.90
4/8/2024	David S. Tierney	Director	Sell	25,000	$15.68	$392,000.00	348,874
3/27/2024	Brian Elsbernd	Insider	Sell	25,000	$16.44	$411,000.00	124,433
12/12/2023	David S. Tierney	Director	Sell	50,000	$13.32	$666,000.00	333,541
12/11/2023	Alicia Grande	CFO	Sell	60,000	$13.76	$825,600.00	50,557
12/8/2023	Alicia Grande	CFO	Sell	40,000	$14.28	$571,200.00	50,557
12/5/2023	Steve Miller	Insider	Sell	40,000	$14.24	$569,600.00	647,457
5/15/2023	Patrick J. McEnany	CEO	Sell	26,151	$13.23	$345,977.73	3,945,436
4/5/2023	David S. Tierney	Director	Sell	30,000	$16.83	$504,900.00	313,541
3/29/2023	Jeffrey Del Carmen	Insider	Sell	40,000	$16.70	$668,000.00	7,541
3/28/2023	Alicia Grande	CFO	Sell	58,216	$16.54	$962,892.64	50,557
3/22/2023	Alicia Grande	CFO	Sell	41,784	$16.50	$689,436.00	50,557
3/20/2023	Brian Elsbernd	Insider	Sell	50,000	$16.07	$803,500.00	138,076
12/6/2022	Gary Ingenito	Insider	Sell	5,918	$16.85	$99,718.30	30,802

SEC Filings (Institutional Ownership Changes) for Catalyst Pharmaceuticals (NASDAQ:CPRX)

79.22% of Catalyst Pharmaceuticals stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Catalyst Pharmaceuticals Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
12/2/2025	Allworth Financial LP	29,295	$0.58M	0.0%	+39.7%	0.024%
12/1/2025	Cambria Investment Management L.P.	21,717	$0.43M	0.0%	+25.0%	0.018%
11/24/2025	CIBC Private Wealth Group LLC	5,528	$0.11M	0.0%	+31.7%	0.004%
11/21/2025	CIBC Bancorp USA Inc.	12,341	$0.24M	0.0%	N/A	0.010%
11/18/2025	Advisory Services Network LLC	2,002	$39K	0.0%	N/A	0.002%
11/17/2025	Hancock Whitney Corp	32,656	$0.64M	0.0%	-14.7%	0.027%
11/17/2025	Jacobs Levy Equity Management Inc.	303,051	$5.97M	0.0%	-33.8%	0.247%
11/17/2025	Oberweis Asset Management Inc.	528,560	$10.41M	0.4%	+12.9%	0.430%
11/17/2025	CANADA LIFE ASSURANCE Co	130,023	$2.54M	0.0%	+1.8%	0.106%
11/17/2025	PharVision Advisers LLC	12,329	$0.24M	0.1%	N/A	0.010%
11/17/2025	Alyeska Investment Group L.P.	273,287	$5.38M	0.0%	N/A	0.222%
11/17/2025	Virtus Advisers LLC	14,572	$0.29M	0.2%	+647.3%	0.012%
11/17/2025	Scientech Research LLC	26,423	$0.52M	0.2%	+44.1%	0.021%
11/17/2025	Quarry LP	2,011	$40K	0.0%	N/A	0.002%
11/17/2025	Qube Research & Technologies Ltd	821,202	$16.18M	0.0%	-19.0%	0.668%
11/17/2025	National Bank of Canada FI	2,197	$43K	0.0%	-47.1%	0.002%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	61,817	$1.22M	0.0%	-9.3%	0.050%
11/17/2025	Lido Advisors LLC	28,505	$0.56M	0.0%	+16.7%	0.023%
11/17/2025	Gotham Asset Management LLC	141,343	$2.78M	0.0%	+28.8%	0.115%
11/17/2025	Brevan Howard Capital Management LP	21,065	$0.42M	0.0%	+15.9%	0.017%
11/17/2025	Bank of America Corp DE	2,291,414	$45.14M	0.0%	-3.1%	1.864%
11/17/2025	Boothbay Fund Management LLC	20,416	$0.40M	0.0%	-49.7%	0.017%
11/17/2025	Algert Global LLC	112,220	$2.21M	0.0%	-70.3%	0.091%
11/17/2025	Ameriprise Financial Inc.	242,722	$4.78M	0.0%	-3.0%	0.197%
11/14/2025	Creative Planning	20,285	$0.40M	0.0%	+23.8%	0.017%
11/14/2025	Lazard Asset Management LLC	49,324	$0.97M	0.0%	+12.2%	0.040%
11/14/2025	Raymond James Financial Inc.	773,330	$15.24M	0.0%	-8.5%	0.629%
11/14/2025	Amundi	20,530	$0.43M	0.0%	+9.9%	0.017%
11/14/2025	Freestone Grove Partners LP	60,737	$1.20M	0.0%	N/A	0.049%
11/14/2025	Deerfield Management Company L.P.	4,974,767	$98M	1.5%	+72.8%	4.047%
11/14/2025	Man Group plc	464,002	$9.14M	0.0%	+7.7%	0.378%
11/14/2025	California State Teachers Retirement System	110,099	$2.17M	0.0%	+10.9%	0.090%
11/14/2025	One Capital Management LLC	46,540	$0.92M	0.0%	+73.7%	0.038%
11/14/2025	Horizon Investments LLC	44,093	$0.87M	0.0%	-11.2%	0.036%
11/14/2025	Zurcher Kantonalbank Zurich Cantonalbank	37,894	$0.75M	0.0%	+18.8%	0.031%
11/14/2025	Keebeck Wealth Management	17,782	$0.35M	0.0%	-12.9%	0.014%
11/14/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	277,301	$5.46M	0.0%	-52.7%	0.226%
11/14/2025	Squarepoint Ops LLC	108,599	$2.14M	0.0%	+114.3%	0.088%
11/14/2025	Fundsmith LLP	3,363,807	$66.27M	0.3%	+24.2%	2.737%
11/14/2025	Comerica Bank	76,899	$1.52M	0.0%	+70.2%	0.063%
11/14/2025	Glenmede Investment Management LP	680,224	$13.40M	0.1%	+781.8%	0.553%
11/13/2025	Boston Partners	1,291,059	$25.58M	0.0%	+0.6%	1.050%
11/13/2025	Kennedy Capital Management LLC	1,060,207	$20.89M	0.5%	+5.0%	0.863%
11/13/2025	Martingale Asset Management L P	120,398	$2.37M	0.1%	+7.2%	0.098%
11/13/2025	Arrowstreet Capital Limited Partnership	1,304,774	$25.70M	0.0%	+6.6%	1.062%
11/13/2025	Invesco Ltd.	1,233,257	$24.30M	0.0%	+1.6%	1.003%
11/13/2025	Sei Investments Co.	76,642	$1.51M	0.0%	+13.9%	0.062%
11/13/2025	UBS Group AG	593,609	$11.69M	0.0%	-29.7%	0.483%
11/13/2025	Capital Fund Management S.A.	116,183	$2.29M	0.0%	+45.1%	0.095%
11/13/2025	BNP Paribas Financial Markets	35,680	$0.70M	0.0%	-79.3%	0.029%
11/13/2025	Financial Life Planners	2,124	$42K	0.0%	N/A	0.002%
11/13/2025	Franklin Resources Inc.	157,779	$3.11M	0.0%	+12.6%	0.128%
11/13/2025	Legal & General Group Plc	774,104	$15.25M	0.0%	+16.7%	0.630%
11/13/2025	Vestcor Inc	56,587	$1.12M	0.0%	-8.2%	0.046%
11/13/2025	Fieldview Capital Management LLC	16,514	$0.33M	0.1%	-76.0%	0.013%
11/13/2025	Swiss National Bank	224,700	$4.43M	0.0%	+1.5%	0.183%
11/13/2025	WINTON GROUP Ltd	54,667	$1.08M	0.0%	+9.3%	0.044%
11/13/2025	Russell Investments Group Ltd.	131,056	$2.58M	0.0%	-23.5%	0.107%
11/13/2025	Natixis Advisors LLC	57,747	$1.14M	0.0%	-20.0%	0.047%
11/13/2025	First Trust Advisors LP	185,140	$3.65M	0.0%	-38.8%	0.151%
11/13/2025	Knott David M Jr	189,000	$3.72M	1.5%	+7.4%	0.154%
11/13/2025	Neo Ivy Capital Management	21,216	$0.42M	0.1%	-83.1%	0.017%
11/12/2025	Barclays PLC	372,892	$7.35M	0.0%	+1.1%	0.303%
11/12/2025	Dimensional Fund Advisors LP	2,458,169	$48.42M	0.0%	+28.9%	2.000%
11/12/2025	Cresset Asset Management LLC	93,127	$1.84M	0.0%	+6.5%	0.076%
11/12/2025	Legato Capital Management LLC	48,258	$0.95M	0.1%	+60.3%	0.039%
11/12/2025	Victory Capital Management Inc.	417,507	$8.23M	0.0%	+24.0%	0.340%
11/12/2025	Elo Mutual Pension Insurance Co	37,139	$0.73M	0.0%	+33.2%	0.030%
11/12/2025	Royce & Associates LP	2,034,965	$40.09M	0.4%	+28.6%	1.656%
11/12/2025	Rafferty Asset Management LLC	157,044	$3.09M	0.0%	+64.1%	0.128%
11/12/2025	American Century Companies Inc.	2,528,186	$49.81M	0.0%	+43.8%	2.057%
11/12/2025	Quantbot Technologies LP	3,164	$62K	0.0%	-82.3%	0.003%
11/12/2025	Xponance Inc.	14,124	$0.28M	0.0%	-20.7%	0.011%
11/12/2025	Hohimer Wealth Management LLC	16,413	$0.32M	0.0%	+37.1%	0.013%
11/12/2025	Choreo LLC	20,895	$0.41M	0.0%	N/A	0.017%
11/12/2025	Intech Investment Management LLC	54,413	$1.07M	0.0%	-46.2%	0.044%
11/12/2025	Fox Run Management L.L.C.	13,118	$0.26M	0.0%	N/A	0.011%
11/10/2025	Chase Investment Counsel Corp	60,000	$1.18M	0.4%	+11.1%	0.049%
11/10/2025	Ameritas Investment Partners Inc.	9,672	$0.19M	0.0%	-17.3%	0.008%
11/10/2025	Hillsdale Investment Management Inc.	243,500	$4.80M	0.1%	-8.0%	0.198%
11/10/2025	Empirical Financial Services LLC d.b.a. Empirical Wealth Management	52,156	$1.03M	0.0%	N/A	0.042%
11/10/2025	Jupiter Asset Management Ltd.	401,091	$7.90M	0.1%	-22.5%	0.326%
11/10/2025	Persistent Asset Partners Ltd	11,441	$0.23M	0.2%	N/A	0.009%
11/7/2025	CenterBook Partners LP	11,908	$0.24M	0.0%	-20.3%	0.010%
11/7/2025	Rothschild Investment LLC	1,660	$33K	0.0%	+1,085.7%	0.001%
11/7/2025	Skandinaviska Enskilda Banken AB publ	335,500	$6.62M	0.0%	-39.3%	0.274%
11/7/2025	Vanguard Group Inc.	8,713,520	$171.66M	0.0%	-0.6%	7.119%
11/7/2025	JPMorgan Chase & Co.	378,807	$7.46M	0.0%	-12.7%	0.310%
11/7/2025	State of New Jersey Common Pension Fund D	103,456	$2.04M	0.0%	+32.4%	0.085%
11/7/2025	PNC Financial Services Group Inc.	9,366	$0.19M	0.0%	+60.0%	0.008%
11/7/2025	Shell Asset Management Co.	9,022	$0.18M	0.0%	-56.4%	0.007%
11/7/2025	Aberdeen Group plc	632,441	$12.46M	0.0%	-8.2%	0.517%
11/6/2025	BTC Capital Management Inc.	22,099	$0.44M	0.0%	+45.9%	0.018%
11/6/2025	Assetmark Inc.	89,309	$1.76M	0.0%	+16.5%	0.073%
11/6/2025	Public Sector Pension Investment Board	516,745	$10.18M	0.0%	+10.8%	0.422%
11/6/2025	Illinois Municipal Retirement Fund	62,484	$1.23M	0.0%	+5.3%	0.051%
11/6/2025	Westover Capital Advisors LLC	10,619	$0.21M	0.0%	-63.3%	0.009%
11/6/2025	LSV Asset Management	552,400	$10.88M	0.0%	-4.4%	0.451%
11/6/2025	Rhumbline Advisers	330,302	$6.51M	0.0%	+0.4%	0.270%
11/6/2025	Advisors Asset Management Inc.	192,648	$3.80M	0.1%	+0.6%	0.157%

Data available starting January 2016

Catalyst Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on developing and commercializing therapies for people with rare debilitating, chronic neuromuscular, and neurological diseases in the United States. It offers Firdapse, an amifampridine phosphate tablets for the treatment of patients with lambert-eaton myasthenic syndrome (LEMS); and Ruzurgi for the treatment of pediatric LEMS patients. The company develops Firdapse for the treatment of MuSK antibody positive myasthenia gravis and spinal muscular atrophy type. It has license agreements with BioMarin Pharmaceutical Inc.; and collaboration and license agreement with Endo Ventures Limited for the development and commercialization of generic Sabril tablets. The company was founded in 2002 and is based in Coral Gables, Florida.

Today's Range

Now: $23.08

$22.56

$23.22

50 Day Range

MA: $21.63

$19.52

$23.59

52 Week Range

Now: $23.08

$19.05

$26.58

Volume

960,853 shs

Average Volume

1,266,043 shs

Market Capitalization

$2.84 billion

P/E Ratio

13.42

Dividend Yield

N/A

Beta

0.69

Who are the company insiders with the largest holdings of Catalyst Pharmaceuticals?: Catalyst Pharmaceuticals' top insider shareholders include:
Steve Miller (Insider)
David S Tierney (Director)
Brian Elsbernd (Insider)
Richard J Daly (CEO)
Gary Ingenito (Insider)
Alicia Grande (CFO)
Preethi Sundaram (Insider)
Carmen Jeffrey Del (Insider)
Molly Harper (Director)
Learn More about top insider investors at Catalyst Pharmaceuticals.
Who are the major institutional investors of Catalyst Pharmaceuticals?: Catalyst Pharmaceuticals' top institutional shareholders include:
Vanguard Group Inc. — 7.12%
Deerfield Management Company L.P. — 4.05%
Fundsmith LLP — 2.74%
American Century Companies Inc. — 2.06%
Dimensional Fund Advisors LP — 2.00%
Bank of America Corp DE — 1.86%
Learn More about top institutional investors of Catalyst Pharmaceuticals stock.
Which major investors are selling Catalyst Pharmaceuticals stock?: During the last quarter, CPRX stock was sold by these institutional investors:
UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
Algert Global LLC
UBS Group AG
Allianz Asset Management GmbH
Skandinaviska Enskilda Banken AB publ
Qube Research & Technologies Ltd
Jacobs Levy Equity Management Inc.
BNP Paribas Financial Markets
Within the previous year, company insiders that have sold Catalyst Pharmaceuticals company stock include:
Steve Miller (Insider)
David S Tierney (Director)
Brian Elsbernd (Insider)
Richard J Daly (CEO)
Gary Ingenito (Insider)
Alicia Grande (CFO)
Preethi Sundaram (Insider)
Learn More investors selling Catalyst Pharmaceuticals stock.
Which major investors are buying Catalyst Pharmaceuticals stock?: In the last quarter, CPRX stock was acquired by institutional investors including:
Deerfield Management Company L.P.
American Century Companies Inc.
Fundsmith LLP
Glenmede Investment Management LP
Dimensional Fund Advisors LP
Royce & Associates LP
Alyeska Investment Group L.P.
Y Intercept Hong Kong Ltd