Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2024-12-12 Sale |
2024-12-16 8:37 pm |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
20,000 | $1.785 | $35,700 | 162,133 (Direct) |
View |
2024-03-27 Purchase |
2024-03-27 8:47 pm |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
2,000 | $24.8 | $49,600 | 14,000 (Direct) |
View |
2024-03-18 Purchase |
2024-03-18 5:34 pm |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
2,000 | $25.8 | $51,600 | 12,000 (Direct) |
View |
2023-12-13 Purchase |
2023-12-13 5:55 pm |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
10,000 | $1.62 | $16,200 | 142,133 (Direct) |
View |
2023-09-11 Purchase |
2023-09-12 6:23 pm |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC Chief Financial Officer |
10,000 | $29.65 | $296,492 | 175,000 (Direct) |
View |
2023-08-21 Purchase |
2023-08-23 6:08 pm |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
10,000 | $1.7151 | $17,151 | 132,133 (Direct) |
View |
2023-08-11 Sale |
2023-08-11 4:05 pm |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
39,371 | $0 | $0 | 0 (Direct) |
View |
2023-05-30 Purchase |
2023-06-01 7:48 pm |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
255 | $4.1373 | $1,055 | 3,684 (Direct) |
View |
2023-05-23 Purchase |
2023-05-24 8:16 pm |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
500 | $3.268 | $1,634 | 3,429 (Direct) |
View |
2023-05-23 Purchase |
2023-05-23 5:57 pm |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
5,000 | $2 | $10,000 | 82,133 (Direct) |
View |
2023-05-18 Purchase |
2023-05-22 4:32 pm |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
200 | $2.65 | $530 | 2,929 (Direct) |
View |
2023-05-16 Purchase |
2023-05-18 6:08 pm |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
1,300 | $2.6954 | $3,504 | 2,729 (Direct) |
View |
2023-03-23 Sale |
2023-03-27 7:55 pm |
CalciMedica Inc. | GRAY | BJERKHOLT ERIC Director |
1,429 | $0 | $0 | 1,429 (Direct) |
View |
2023-02-10 Sale |
2023-02-15 4:41 pm |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
857 | $23.75 | $20,352 | 41,302 (Direct) |
View |
2023-01-31 Sale |
2023-02-02 6:14 pm |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
2,891 | $24.68 | $71,357 | 156,956 (Direct) |
View |
2022-12-01 Sale |
2022-12-02 4:25 pm |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
5,770 | $22.29 | $128,602 | 49,262 (Direct) |
View |
2022-02-11 Sale |
2022-02-14 7:58 pm |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
895 | $12.74 | $11,403 | 27,073 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-03 Option Award |
2025-02-05 4:24 pm |
N/A 2035-02-02 |
Metagenomi Inc. | MGX | BJERKHOLT ERIC Director |
42,000 | $0 | 42,000 (Direct) |
View |
2025-01-23 Exercise |
2025-01-27 4:49 pm |
N/A N/A |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
2,667 | $0 | 41,279 (Direct) |
View |
2025-01-21 Option Award |
2025-01-23 5:53 pm |
N/A 2035-01-20 |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
50,000 | $0 | 50,000 (Direct) |
View |
2024-11-08 Option Award |
2024-11-14 4:34 pm |
N/A N/A |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
475 | $21.05 | 33,279 (Direct) |
View |
2024-09-11 Exercise |
2024-09-12 4:18 pm |
N/A N/A |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
18,334 | $0 | 69,470 (Direct) |
View |
2024-08-27 Option Award |
2024-08-28 7:14 pm |
N/A 2034-08-26 |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
10,000 | $0 | 10,000 (Direct) |
View |
2024-06-05 Option Award |
2024-06-06 8:19 pm |
2025-06-05 2034-06-05 |
Surrozen Inc. | SRZN | BJERKHOLT ERIC Director |
1,333 | $0 | 1,333 (Direct) |
View |
2024-06-05 Option Award |
2024-06-06 7:52 pm |
N/A N/A |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
40,000 | $5 | 182,133 (Direct) |
View |
2024-05-10 Option Award |
2024-05-16 4:30 pm |
N/A N/A |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
470 | $21.05 | 14,470 (Direct) |
View |
2024-03-28 Option Award |
2024-04-22 9:51 pm |
N/A 2034-03-27 |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
10,000 | $0 | 10,000 (Direct) |
View |
2024-01-23 Option Award |
2024-01-25 7:10 pm |
N/A 2034-01-22 |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER |
40,000 | $0 | 40,000 (Direct) |
View |
2023-09-11 Option Award |
2023-09-12 6:23 pm |
N/A 2033-09-10 |
Mirum Pharmaceuticals Inc. | MIRM | BJERKHOLT ERIC Chief Financial Officer |
165,000 | $0 | 175,000 (Direct) |
View |
2023-05-08 Option Award |
2023-06-28 7:49 pm |
N/A 2033-05-07 |
CalciMedica Inc. | CALC | BJERKHOLT ERIC Director |
20,000 | $0 | 20,000 (Direct) |
View |
2023-06-07 Option Award |
2023-06-09 4:07 pm |
N/A N/A |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
40,000 | $5 | 122,133 (Direct) |
View |
2023-05-18 Option Award |
2023-05-19 4:09 pm |
2023-06-18 2033-05-18 |
Surrozen Inc. | SRZN | BJERKHOLT ERIC Director |
20,000 | $0 | 20,000 (Direct) |
View |
Ownership |
2023-04-05 9:03 pm |
2023-05-05 2033-04-05 |
Surrozen Inc. | SRZN | BJERKHOLT ERIC Director |
0 | $0 | 40,000 (Direct) |
View |
2023-02-10 Exercise |
2023-02-15 4:41 pm |
N/A 2024-02-10 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
2,435 | $0 | 41,302 (Direct) |
View |
2023-01-31 Option Award |
2023-02-02 6:14 pm |
N/A 2033-01-30 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
105,000 | $0 | 156,956 (Direct) |
View |
2023-01-31 Exercise |
2023-02-02 6:14 pm |
N/A N/A |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
7,333 | $0 | 156,956 (Direct) |
View |
2022-11-30 Exercise |
2022-12-02 4:25 pm |
N/A 2023-11-30 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
16,414 | $0 | 49,262 (Direct) |
View |
2022-06-02 Option Award |
2022-06-03 5:32 pm |
N/A 2032-06-01 |
GRAYBUG VISION INC. | GRAY | BJERKHOLT ERIC Director |
40,000 | $0 | 40,000 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 5:08 pm |
N/A 2032-05-31 |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
60,320 | $0 | 116,999 (Direct) |
View |
2022-02-10 Exercise |
2022-02-14 7:58 pm |
N/A 2024-02-10 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
2,434 | $0 | 27,073 (Direct) |
View |
2022-01-31 Option Award |
2022-02-02 5:23 pm |
N/A 2032-01-30 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
110,000 | $0 | 110,000 (Direct) |
View |
2021-12-01 Tax Withholding |
2021-12-03 7:05 pm |
N/A N/A |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
5,750 | $16.02 | 53,493 (Direct) |
View |
2021-12-01 Exercise |
2021-12-03 7:05 pm |
N/A 2031-11-29 |
CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer |
16,414 | $0 | 53,493 (Direct) |
View |
2021-06-02 Option Award |
2021-06-04 6:34 pm |
N/A 2031-06-01 |
GRAYBUG VISION INC. | GRAY | BJERKHOLT ERIC Director |
12,500 | $0 | 12,500 (Direct) |
View |
2021-06-02 Option Award |
2021-06-03 7:59 pm |
N/A 2031-06-01 |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
44,871 | $0 | 86,662 (Direct) |
View |
2021-06-01 Exercise |
2021-06-03 7:59 pm |
N/A N/A |
CERUS CORP | CERS | BJERKHOLT ERIC Director |
13,228 | $0 | 86,662 (Direct) |
View |