Insider Trading History of Tierney David S

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Tierney David S since 2015. This trader's CIK number is 1292636. At the time of last reporting, Tierney David S was the Officer of Catalyst Pharmaceuticals, Inc.. (stock ticker symbol CPRX). Also see all insider trading activities at Catalyst Pharmaceuticals, Inc..

Note that in the past Tierney David S also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Zevra Therapeutics, Inc. (ZVRA) by Tierney David S

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2023 ZVRA 5,000 $20,730 0 $0 0 $0
2022 ZVRA 2,000 $8,780 0 $0 0 $0
2021 ZVRA 2,000 $15,578 0 $0 0 $0
2020 ZVRA 10,000 $6,530 0 $0 0 $0
2017 ZVRA 1,000 $4,200 0 $0 0 $0
2015 ZVRA 5,000 $55,000 0 $0 0 $0

Yearly summary of insider trading at Timber Pharmaceuticals, Inc. (BPMX) by Tierney David S

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2018 BPMX 100,000 $20,300 0 $0 0 $0

Yearly summary of insider trading at Catalyst Pharmaceuticals, Inc. (CPRX) by Tierney David S

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2025 CPRX 0 $0 26,000 $525,200 54,000 $112,000
2024 CPRX 0 $0 40,000 $693,455 56,746 $171,699
2023 CPRX 0 $0 80,000 $1,171,149 105,333 $95,999
2022 CPRX 0 $0 20,000 $0 21,334 $50,599
2021 CPRX 0 $0 50,000 $303,900 51,333 $156,000
2020 CPRX 0 $0 0 $0 1,333 $0
2017 CPRX 0 $0 0 $0 50,000 $23,500
2015 CPRX 0 $0 0 $0 30,000 $32,700


Insider trading activities at 3 companies by Tierney David S:

1. Zevra Therapeutics, Inc. (ZVRA)

2. Timber Pharmaceuticals, Inc. (BPMX)

3. Catalyst Pharmaceuticals, Inc. (CPRX)

Table 1. Insider trading of Zevra Therapeutics, Inc. (ZVRA) by Tierney David S

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2023-03-09 ZVRA Buy 5,000 4.15 20,730
2022-05-25 KMPH Buy 2,000 4.39 8,780
2021-11-30 KMPH Buy 2,000 7.79 15,578
2020-08-18 KMPH Buy 10,000 .65 6,530
2017-03-20 KMPH Buy 1,000 4.20 4,200
2015-04-21 KMPH Buy 5,000 11.00 55,000

Table 2. Insider trading of Timber Pharmaceuticals, Inc. (BPMX) by Tierney David S

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2018-09-19 BPMX Buy 100,000 .20 20,300

Table 3. Insider trading of Catalyst Pharmaceuticals, Inc. (CPRX) by Tierney David S

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2025-08-27 CPRX Option Ex 50,000 2.24 112,000
2025-08-27 CPRX Sale 26,000 20.20 525,200
2025-02-14 CPRX Option Ex 4,000 .00 0
2024-12-27 CPRX Option Ex 1,333 .00 0
2024-12-09 CPRX Option Ex 1,413 .00 0
2024-08-21 CPRX Option Ex 15,000 4.01 60,150
2024-08-21 CPRX Sale 15,000 20.10 301,455
2024-04-08 CPRX Sale 25,000 15.68 392,000
2024-04-08 CPRX Option Ex 25,000 4.01 100,250
2024-02-15 CPRX Option Ex 4,000 .00 0
2024-01-02 CPRX Option Ex 10,000 1.13 11,299
2023-12-27 CPRX Option Ex 1,333 .00 0
2023-12-12 CPRX Option Ex 50,000 1.13 56,499
2023-12-12 CPRX Sale 50,000 13.32 666,250
2023-05-11 CPRX Option Ex 20,000 .79 15,800
2023-04-05 CPRX Option Ex 30,000 .79 23,700
2023-04-05 CPRX Sale 30,000 16.83 504,899
2023-02-15 CPRX Option Ex 4,000 .00 0
2022-12-06 CPRX Option Ex 1,334 .00 0
2022-05-20 CPRX Sale 20,000 .00 0
2022-05-20 CPRX Option Ex 20,000 2.53 50,599
2021-12-03 CPRX Option Ex 1,333 .00 0
2021-08-13 CPRX Sale 50,000 6.08 303,900
2021-08-13 CPRX Option Ex 50,000 3.12 156,000
2020-12-22 CPRX Option Ex 1,333 .00 0
2017-11-09 CPRX Option Ex 50,000 .47 23,500
2015-10-27 CPRX Option Ex 30,000 1.09 32,700

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Tierney David S (Officer of Catalyst Pharmaceuticals, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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