- Corporate Officers - F
- Fust Matthew K
Insider Trading History of Fust Matthew K
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Fust Matthew K since 2015.
This trader's CIK number is 1397266.
At the time of last reporting, Fust Matthew K was the Director of Crinetics Pharmaceuticals, Inc.. (stock ticker symbol CRNX).
Also see all insider trading activities at Crinetics Pharmaceuticals, Inc..
Note that in the past
Fust Matthew K also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Neumora Therapeutics, Inc. (NMRA) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | NMRA | 0 | $0 | 21,788 | $370,964 | 21,788 | $130,083 |
Yearly summary of insider trading at Crinetics Pharmaceuticals, Inc. (CRNX) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | CRNX | 0 | $0 | 16,000 | $716,000 | 10,000 | $19,100 |
| 2024 | CRNX | 0 | $0 | 60,000 | $2,643,300 | 60,000 | $1,274,880 |
| 2022 | CRNX | 0 | $0 | 5,700 | $119,454 | 5,700 | $8,265 |
| 2021 | CRNX | 0 | $0 | 30,000 | $681,500 | 30,000 | $57,299 |
| 2019 | CRNX | 0 | $0 | 3,500 | $78,750 | 3,500 | $6,685 |
Yearly summary of insider trading at Dermira, Inc. (DERM) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2019 | DERM | 0 | $0 | 12,000 | $133,638 | 3,000 | $0 |
| 2018 | DERM | 0 | $0 | 4,000 | $55,000 | 3,000 | $0 |
| 2015 | DERM | 0 | $0 | 0 | $0 | 9,051 | $49,871 |
Yearly summary of insider trading at Ultragenyx Pharmaceutical Inc. (RARE) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | RARE | 0 | $0 | 12,195 | $620,396 | 0 | $0 |
| 2022 | RARE | 0 | $0 | 0 | $0 | 7,500 | $302,775 |
| 2020 | RARE | 0 | $0 | 14,931 | $1,243,790 | 11,181 | $234,801 |
| 2018 | RARE | 0 | $0 | 6,319 | $454,968 | 0 | $0 |
| 2015 | RARE | 0 | $0 | 0 | $0 | 6,319 | $132,699 |
Yearly summary of insider trading at Macrogenics Inc (MGNX) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2019 | MGNX | 0 | $0 | 6,924 | $203,427 | 6,924 | $139,518 |
Yearly summary of insider trading at Atara Biotherapeutics, Inc. (ATRA) by Fust Matthew K
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | ATRA | 0 | $0 | 13,354 | $260,403 | 0 | $0 |
| 2018 | ATRA | 0 | $0 | 12,286 | $535,301 | 2,137 | $0 |
| 2017 | ATRA | 0 | $0 | 0 | $0 | 6,410 | $0 |
| 2016 | ATRA | 0 | $0 | 0 | $0 | 6,410 | $0 |
| 2015 | ATRA | 0 | $0 | 0 | $0 | 10,683 | $0 |
Insider trading activities at 6 companies by Fust Matthew K:
1. Neumora Therapeutics, Inc. (NMRA)
2. Crinetics Pharmaceuticals, Inc. (CRNX)
3. Dermira, Inc. (DERM)
4. Ultragenyx Pharmaceutical Inc. (RARE)
5. Macrogenics Inc (MGNX)
6. Atara Biotherapeutics, Inc. (ATRA)
Table 1. Insider trading of Neumora Therapeutics, Inc. (NMRA) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-10-17 | NMRA | Option Ex | 7,739 | 6.54 | 50,636 |
| 2024-10-18 | NMRA | Option Ex | 14,049 | 5.66 | 79,447 |
| 2024-10-17 | NMRA | Sale | 7,739 | 17.01 | 131,640 |
| 2024-10-18 | NMRA | Sale | 14,049 | 17.04 | 239,324 |
Table 2. Insider trading of Crinetics Pharmaceuticals, Inc. (CRNX) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-09-26 | CRNX | Option Ex | 10,000 | 1.91 | 19,100 |
| 2025-09-26 | CRNX | Sale | 16,000 | 44.75 | 716,000 |
| 2024-03-20 | CRNX | Sale | 60,000 | 44.05 | 2,643,300 |
| 2024-03-20 | CRNX | Option Ex | 60,000 | 21.25 | 1,274,880 |
| 2022-07-13 | CRNX | Sale | 5,700 | 20.96 | 119,454 |
| 2022-07-13 | CRNX | Option Ex | 5,700 | 1.45 | 8,265 |
| 2021-11-01 | CRNX | Option Ex | 8,954 | 1.91 | 17,102 |
| 2021-11-01 | CRNX | Sale | 8,954 | 25.50 | 228,327 |
| 2021-09-08 | CRNX | Option Ex | 6,046 | 1.91 | 11,547 |
| 2021-09-08 | CRNX | Sale | 6,046 | 25.50 | 154,173 |
| 2021-07-26 | CRNX | Option Ex | 5,000 | 1.91 | 9,550 |
| 2021-07-26 | CRNX | Sale | 5,000 | 19.59 | 97,950 |
| 2021-07-19 | CRNX | Sale | 5,000 | 19.50 | 97,500 |
| 2021-07-19 | CRNX | Option Ex | 5,000 | 1.91 | 9,550 |
| 2021-07-12 | CRNX | Sale | 5,000 | 20.71 | 103,550 |
| 2021-07-12 | CRNX | Option Ex | 5,000 | 1.91 | 9,550 |
| 2019-12-16 | CRNX | Option Ex | 3,500 | 1.91 | 6,685 |
| 2019-12-16 | CRNX | Sale | 3,500 | 22.50 | 78,750 |
Table 3. Insider trading of Dermira, Inc. (DERM) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2019-12-24 | DERM | Sale | 3,000 | 15.00 | 45,000 |
| 2019-12-12 | DERM | Sale | 3,000 | 12.00 | 36,000 |
| 2019-09-12 | DERM | Sale | 6,000 | 8.77 | 52,638 |
| 2019-06-12 | DERM | Option Ex | 3,000 | .00 | 0 |
| 2018-10-19 | DERM | Sale | 4,000 | 13.75 | 55,000 |
| 2018-06-13 | DERM | Option Ex | 3,000 | .00 | 0 |
| 2015-06-29 | DERM | Option Ex | 9,051 | 5.51 | 49,871 |
Table 4. Insider trading of Ultragenyx Pharmaceutical Inc. (RARE) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-03-07 | RARE | Sale | 12,195 | 50.87 | 620,396 |
| 2022-03-04 | RARE | Option Ex | 7,500 | 40.37 | 302,775 |
| 2020-07-06 | RARE | Sale | 6,181 | 90.00 | 556,290 |
| 2020-07-06 | RARE | Option Ex | 6,181 | 21.00 | 129,801 |
| 2020-07-01 | RARE | Option Ex | 5,000 | 21.00 | 105,000 |
| 2020-07-01 | RARE | Sale | 5,000 | 85.00 | 425,000 |
| 2020-05-18 | RARE | Sale | 1,875 | 75.00 | 140,625 |
| 2020-04-22 | RARE | Sale | 1,875 | 65.00 | 121,875 |
| 2018-05-30 | RARE | Sale | 6,319 | 72.00 | 454,968 |
| 2015-03-19 | RARE | Option Ex | 6,319 | 21.00 | 132,699 |
Table 5. Insider trading of Macrogenics Inc (MGNX) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2019-02-06 | MGNX | Sale | 6,924 | 29.38 | 203,427 |
| 2019-02-06 | MGNX | Option Ex | 6,924 | 20.15 | 139,518 |
Table 6. Insider trading of Atara Biotherapeutics, Inc. (ATRA) by Fust Matthew K
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-11-04 | ATRA | Sale | 13,354 | 19.50 | 260,403 |
| 2018-05-14 | ATRA | Sale | 12,286 | 43.57 | 535,301 |
| 2018-05-15 | ATRA | Option Ex | 534 | .00 | 0 |
| 2018-02-15 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2017-11-15 | ATRA | Option Ex | 1,602 | .00 | 0 |
| 2017-08-15 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2017-05-15 | ATRA | Option Ex | 1,602 | .00 | 0 |
| 2017-02-15 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2016-11-15 | ATRA | Option Ex | 1,602 | .00 | 0 |
| 2016-08-15 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2016-05-16 | ATRA | Option Ex | 1,602 | .00 | 0 |
| 2016-02-16 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2015-11-16 | ATRA | Option Ex | 1,602 | .00 | 0 |
| 2015-08-17 | ATRA | Option Ex | 1,603 | .00 | 0 |
| 2015-05-15 | ATRA | Option Ex | 7,478 | .00 | 0 |
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 Fust Matthew K
(Director of Crinetics Pharmaceuticals, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.