United States Biotechnology & Medical Research

Catalyst Pharmaceuticals Inc (CPRX)

Track

The most recent insider trading activity at Catalyst Pharmaceuticals Inc. occurred on December 12, 2025, involving multiple sell transactions by Director Molly Harper. Prior to this, other executives and directors also executed sales throughout late 2025. As these transactions occurred more than three months ago, no commentary regarding current stock performance or price movements is provided.
Ticker: CPRX Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Catalyst Pharmaceuticals Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Sale 12 Dec 2025
Value US$517,603.17 | Price 275.42 | Shares 63,325 (-4.2%)
Sale 12 Dec 2025
Value US$1,310,416.40 | Price 21.87 | Shares 94,777 (+4.4%)
Sale 12 Dec 2025
Value US$360,195.35 | Price 23.20 | Shares 15,527 (-53.3%)
Proposed sale 12 Dec 2025
Value US$621,929.15 | Price 23.25 | Shares 26,746
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-12-16 2025-12-12 S Sale
2.5
Harper Molly
Non-Executive Director
63,325 -4.2%
275.42
US$517,603 		63,325 -4.2% 275.42 US$517,603
2025-12-16 2025-12-12 S Sale
2.5
Harper Molly
Non-Executive Director
94,777 +4.4%
21.87
US$1,310,416 		94,777 +4.4% 21.87 US$1,310,416
2025-12-16 2025-12-12 S Sale
2.5
Harper Molly
Non-Executive Director
65,359 +5.0%
146.38
US$2,691,043 		65,359 +5.0% 146.38 US$2,691,043
2025-12-12 2025-12-12 PrS Proposed sale
2.5
Harper Molly

Director

Non-Executive Director
26,746
23.25
US$621,929 		26,746 23.25 US$621,929
2025-11-28 2025-11-26 S Sale
2.9
Del Carmen Jeffrey

Chief Commercial Officer

Officer
10,983 -73.5%
23.33
US$256,244 		10,983 -73.5% 23.33 US$256,244
2025-11-26 2025-11-26 PrS Proposed sale
2.9
Del Carmen Jeffrey

Officer

Officer
10,983
23.33
US$256,247 		10,983 23.33 US$256,247
2025-11-12 2025-11-12 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
40,000
22.70
US$907,934 		40,000 22.70 US$907,934
2025-09-10 2025-09-08 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
30,000 -10.0%
20.30
US$609,000 		30,000 -10.0% 20.30 US$609,000
2025-09-08 2025-09-08 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
30,000
20.30
US$609,035 		30,000 20.30 US$609,035
2025-09-05 2025-09-04 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
30,000 -13.7%
19.52
US$585,600 		30,000 -13.7% 19.52 US$585,600
2025-09-04 2025-09-04 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
30,000
19.52
US$585,641 		30,000 19.52 US$585,641
2025-09-05 2025-09-03 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
20,000 -9.6%
20.08
US$401,600 		20,000 -9.6% 20.08 US$401,600
2025-09-03 2025-09-03 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
20,000
20.08
US$401,514 		20,000 20.08 US$401,514
2025-08-28 2025-08-27 S Sale
2.9
Tierney David S
Non-Executive Director
26,000 -6.4%
20.20
US$525,200 		26,000 -6.4% 20.20 US$525,200
2025-08-27 2025-08-27 PrS Proposed sale
2.9
Tierney David S

Director

Non-Executive Director
26,000
20.20
US$525,088 		26,000 20.20 US$525,088
2025-08-28 2025-08-26 S Sale
2.2
Daly Richard J

President and CEO

Executive Director
22,970 -9.2%
20.62
US$473,641 		22,970 -9.2% 20.62 US$473,641
2025-08-28 2025-08-26 S Sale
2.7
Miller Steve

Chief Op. & Scientific Officer

Officer
115,000 -10.8%
20.28
US$2,332,200 		115,000 -10.8% 20.28 US$2,332,200
2025-08-26 2025-08-26 PrS Proposed sale
2.7
Miller Steve

Officer

Officer
115,000
20.28
US$2,332,370 		115,000 20.28 US$2,332,370
2025-08-26 2025-08-26 PrS Proposed sale
2.2
Daly Richard J

Officer; Director

Executive Director
22,970
20.62
US$473,641 		22,970 20.62 US$473,641
2025-06-12 2025-06-11 S Sale
2.7
Sundaram Preethi

Chief Strategy Officer

Officer
1,600 -3.7%
26.42
US$42,272 		1,600 -3.7% 26.42 US$42,272
2025-06-11 2025-06-11 PrS Proposed sale
2.7
Sundaram Preethi

Officer

Officer
1,600
26.42
US$42,268 		1,600 26.42 US$42,268
2025-06-12 2025-06-10 S Sale
2.7
Sundaram Preethi

Chief Strategy Officer

Officer
2,324 -5.2%
26.41
US$61,377 		2,324 -5.2% 26.41 US$61,377
2025-06-10 2025-06-10 PrS Proposed sale
2.7
Sundaram Preethi

Officer

Officer
2,324
26.41
US$61,383 		2,324 26.41 US$61,383
2025-06-10 2025-06-09 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
171,748 -3.9%
26.11
US$4,484,340 		171,748 -3.9% 26.11 US$4,484,340
2025-06-10 2025-06-06 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
28,252 -0.6%
25.95
US$732,998 		28,252 -0.6% 25.95 US$732,998
2025-06-06 2025-06-06 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
200,000
25.88
US$5,176,000 		200,000 25.88 US$5,176,000
2025-06-02 2025-06-02 PrS Proposed sale
1.7
O'Keeffe Charles B

Former Director

Non-Executive Director
8,222
25.00
US$205,550 		8,222 25.00 US$205,550
2025-05-30 2025-05-30 PrS Proposed sale
1.7
O'Keeffe Charles B

Former Director

Non-Executive Director
41,778
25.01
US$1,044,973 		41,778 25.01 US$1,044,973
2025-05-30 2025-05-30 PrS Proposed sale
2.2
Daly Richard J

Officer; Director

Executive Director
70,000
24.86
US$1,740,172 		70,000 24.86 US$1,740,172
2025-05-15 2025-05-14 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
44,000 -39.0%
23.63
US$1,039,720 		44,000 -39.0% 23.63 US$1,039,720
2025-05-14 2025-05-14 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
44,000
23.63
US$1,039,720 		44,000 23.63 US$1,039,720
2025-05-15 2025-05-13 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
200,000 -74.4%
23.68
US$4,736,000 		200,000 -74.4% 23.68 US$4,736,000
2025-05-13 2025-05-13 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
200,000
23.98
US$4,796,000 		200,000 23.98 US$4,796,000
2025-03-07 2025-03-06 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
180,096 -72.3%
21.67
US$3,902,680 		180,096 -72.3% 21.67 US$3,902,680
2025-03-06 2025-03-06 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
180,096
21.67
US$3,903,251 		180,096 21.67 US$3,903,251
2025-03-07 2025-03-05 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
44,904 -39.5%
22.09
US$991,929 		44,904 -39.5% 22.09 US$991,929
2025-03-05 2025-03-05 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
44,904
22.09
US$991,911 		44,904 22.09 US$991,911
2025-03-05 2025-03-03 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
53,255 -22.0%
22.93
US$1,221,137 		53,255 -22.0% 22.93 US$1,221,137
2025-03-05 2025-03-03 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
9,720 -4.9%
23.23
US$225,796 		9,720 -4.9% 23.23 US$225,796
2025-03-05 2025-03-03 S Sale
2.9
Del Carmen Jeffrey

Chief Commercial Officer

Officer
30,423 -100.0%
22.89
US$696,382 		30,423 -100.0% 22.89 US$696,382
2025-03-03 2025-03-03 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
62,525
22.97
US$1,436,446 		62,525 22.97 US$1,436,446
2025-03-03 2025-03-03 PrS Proposed sale
2.9
Del Carmen Jeffrey

Officer

Officer
30,423
22.89
US$696,382 		30,423 22.89 US$696,382
2024-12-11 2024-12-10 S Sale
2.7
Miller Steve

Chief Op. & Scientific Officer

Officer
50,000 -6.8%
21.93
US$1,096,350 		50,000 -6.8% 21.93 US$1,096,350
2024-12-10 2024-12-10 PrS Proposed sale
2.7
Miller Steve

Officer

Officer
50,000
21.93
US$1,096,333 		50,000 21.93 US$1,096,333
2024-11-29 2024-11-27 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
3,369 -6.2%
22.67
US$76,385 		3,369 -6.2% 22.67 US$76,385
2024-11-29 2024-11-27 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
8,631 -13.6%
22.74
US$196,269 		8,631 -13.6% 22.74 US$196,269
2024-11-29 2024-11-27 S Sale
2.5
Harper Molly
Non-Executive Director
17,500 -100.0%
22.00
US$385,000 		17,500 -100.0% 22.00 US$385,000
2024-11-27 2024-11-27 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
12,000
22.72
US$272,653 		12,000 22.72 US$272,653
2024-11-27 2024-11-27 PrS Proposed sale
2.5
Harper Molly

Director

Non-Executive Director
17,500
22.00
US$385,000 		17,500 22.00 US$385,000
2024-11-29 2024-11-26 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
3,956 -2.3%
21.58
US$85,359 		3,956 -2.3% 21.58 US$85,359
2024-11-29 2024-11-26 S Sale
2.7
Elsbernd Brian

Chief Compliance/Legal Officer

Officer
9,300 -5.3%
21.65
US$201,345 		9,300 -5.3% 21.65 US$201,345
2024-11-26 2024-11-26 PrS Proposed sale
2.7
Elsbernd Brian

Officer

Officer
13,256
21.63
US$286,705 		13,256 21.63 US$286,705
2024-11-22 2024-11-20 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
38,000 -42.5%
21.20
US$805,562 		38,000 -42.5% 21.20 US$805,562
2024-11-21 2024-11-20 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
72,500 -1.6%
21.29
US$1,543,525 		72,500 -1.6% 21.29 US$1,543,525
2024-11-20 2024-11-20 PrS Proposed sale
2.8
INGENITO GARY

Officer

Officer
38,000
21.20
US$805,543 		38,000 21.20 US$805,543
2024-11-20 2024-11-20 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
72,500
21.29
US$1,543,555 		72,500 21.29 US$1,543,555
2024-11-21 2024-11-19 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
98,345 -2.1%
21.19
US$2,083,734 		98,345 -2.1% 21.19 US$2,083,734
2024-11-19 2024-11-19 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
98,345
21.19
US$2,083,726 		98,345 21.19 US$2,083,726
2024-11-15 2024-11-14 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
44,655 -1.0%
21.75
US$971,336 		44,655 -1.0% 21.75 US$971,336
2024-11-14 2024-11-14 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
44,655
21.75
US$971,327 		44,655 21.75 US$971,327
2024-11-15 2024-11-13 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
92,500 -2.0%
22.98
US$2,125,465 		92,500 -2.0% 22.98 US$2,125,465
2024-11-13 2024-11-13 PrS Proposed sale
3.5
MCENANY PATRICK J

Former Director

Non-Executive Director
92,500
22.98
US$2,125,997 		92,500 22.98 US$2,125,997
2024-11-13 2024-11-12 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
192,000 -4.1%
23.20
US$4,454,592 		192,000 -4.1% 23.20 US$4,454,592
2024-11-13 2024-11-12 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
70,000 -1.5%
23.42
US$1,639,470 		70,000 -1.5% 23.42 US$1,639,470
2024-11-12 2024-11-12 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
70,000
23.16
US$1,620,856 		70,000 23.16 US$1,620,856
2024-11-12 2024-11-12 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
192,000
23.30
US$4,473,224 		192,000 23.30 US$4,473,224
2024-11-13 2024-11-11 S Sale
3.5
MCENANY PATRICK J
Non-Executive Director
230,000 -4.9%
23.55
US$5,416,040 		230,000 -4.9% 23.55 US$5,416,040
2024-11-12 2024-11-11 PrS Proposed sale
3.5
MCENANY PATRICK J

Director

Non-Executive Director
230,000
23.55
US$5,416,009 		230,000 23.55 US$5,416,009
2024-08-23 2024-08-21 S Sale
2.9
Tierney David S
Non-Executive Director
15,000 -4.1%
20.10
US$301,455 		15,000 -4.1% 20.10 US$301,455
2024-08-21 2024-08-21 PrS Proposed sale
2.9
Tierney David S

Director

Non-Executive Director
15,000
20.10
US$301,450 		15,000 20.10 US$301,450
2024-08-22 2024-08-20 S Sale
2.7
Miller Steve

Chief Op. & Scientific Officer

Officer
50,000 -6.9%
20.59
US$1,029,250 		50,000 -6.9% 20.59 US$1,029,250
2024-08-22 2024-08-20 S Sale
2.7
Miller Steve

Chief Op. & Scientific Officer

Officer
50,000 -6.5%
20.21
US$1,010,600 		50,000 -6.5% 20.21 US$1,010,600
2024-08-22 2024-08-20 S Sale
2.7
Miller Steve

Chief Op. & Scientific Officer

Officer
50,000 -6.1%
20.26
US$1,013,050 		50,000 -6.1% 20.26 US$1,013,050
2024-08-20 2024-08-20 PrS Proposed sale
2.7
Miller Steve

Officer

Officer
150,000
20.37
US$3,055,849 		150,000 20.37 US$3,055,849
2024-08-13 2024-08-09 S Sale
2.8
INGENITO GARY

Chief Med. & Reg. Officer

Officer
100,000 -66.1%
18.04
US$1,804,000 		100,000 -66.1% 18.04 US$1,804,000
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