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 |
| 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 |
| 2023-02-10 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 |
| 2020-03-12 Purchase | 2020-03-12 9:13 pm | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 1,000 | $15.1 | $15,100 | 42,967 (Direct) | View |
| 2020-03-09 Purchase | 2020-03-10 8:47 pm | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 1,000 | $18.97 | $18,970 | 41,967 (Direct) | View |
| 2020-01-29 Purchase | 2020-02-03 8:16 pm | CERUS CORP | CERS | BJERKHOLT ERIC Director | 20,000 | $4.15 | $83,000 | 24,282 (Direct) | View |
| 2019-09-18 Purchase | 2019-09-20 08:55 am | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 1,550 | $22.57 | $34,977 | 33,574 (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 |
| 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 |
| 2023-03-23 Disposition | 2023-03-27 7:55 pm | N/A N/A | CalciMedica Inc. | GRAY | BJERKHOLT ERIC Director | 1,429 | $0 | 1,429 (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 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 |
| 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 |
| 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 |
| 2021-06-01 Exercise | 2021-06-03 7:59 pm | N/A N/A | CERUS CORP | CERS | BJERKHOLT ERIC Director | 13,228 | $0 | 86,662 (Direct) | View |
| 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 |
| 2021-02-10 Option Award | 2021-02-12 6:08 pm | N/A 2031-02-09 | CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer | 28,805 | $0 | 28,805 (Direct) | View |
| 2020-11-30 Option Award | 2020-12-18 7:02 pm | N/A 2030-11-29 | CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer | 194,030 | $0 | 194,030 (Direct) | View |
Ownership | 2020-11-17 6:57 pm | N/A N/A | CHINOOK THERAPEUTICS INC. | KDNY | BJERKHOLT ERIC Chief Financial Officer | 0 | $0 | 10,000 (Direct) | View |
| 2020-10-13 Disposition | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 264,800 | $15.06 | 0 (Direct) | View |
| 2020-10-13 Disposition | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 23,905 | $34.5 | 0 (Direct) | View |
| 2020-10-10 Equity Swap | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 27,805 | $34.5 | 0 (Direct) | View |
| 2020-10-13 Disposition | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 56,250 | $10.69 | 0 (Direct) | View |
| 2020-10-13 Disposition | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 56,250 | $0.43 | 0 (Direct) | View |
| 2020-10-13 Disposition | 2020-10-14 4:15 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 78,750 | $10.78 | 0 (Direct) | View |
| 2020-10-05 Exercise | 2020-10-06 5:58 pm | N/A N/A | CERUS CORP | CERS | BJERKHOLT ERIC Director | 4,281 | $0 | 32,844 (Direct) | View |
| 2020-10-05 Exercise | 2020-10-05 9:13 pm | N/A 2027-04-28 | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 5,200 | $0 | 314,641 (Direct) | View |
| 2020-10-05 Exercise | 2020-10-05 9:13 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 5,200 | $19.44 | 314,641 (Direct) | View |
| 2020-09-24 Option Award | 2020-09-28 5:37 pm | N/A 2030-09-23 | GRAYBUG VISION INC. | GRAY | BJERKHOLT ERIC Director | 25,000 | $0 | 25,000 (Direct) | View |
| 2020-09-15 Tax Withholding | 2020-09-16 5:18 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 840 | $34.25 | 44,547 (Direct) | View |
| 2020-06-03 Option Award | 2020-06-05 6:47 pm | N/A 2030-06-02 | CERUS CORP | CERS | BJERKHOLT ERIC Director | 41,405 | $0 | 41,405 (Direct) | View |
| 2020-05-10 Option Award | 2020-05-12 5:24 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 2,420 | $0 | 45,387 (Direct) | View |
| 2020-03-02 Tax Withholding | 2020-03-04 9:36 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 1,982 | $23.81 | 40,967 (Direct) | View |
| 2020-02-28 Option Award | 2020-03-03 8:36 pm | N/A 2030-02-28 | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 65,625 | $0 | 99,199 (Direct) | View |
| 2019-03-01 Ownership | 2020-02-14 5:26 pm | N/A N/A | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 833 | $24.3 | 32,741 (Direct) | View |
| 2019-10-04 Exercise | 2019-10-04 7:18 pm | N/A N/A | CERUS CORP | CERS | BJERKHOLT ERIC Director | 4,282 | $0 | 12,844 (Direct) | View |
| 2019-06-05 Option Award | 2019-06-07 4:31 pm | N/A 2029-06-04 | CERUS CORP | CERS | BJERKHOLT ERIC Director | 34,887 | $0 | 34,887 (Direct) | View |
| 2019-02-22 Option Award | 2019-02-26 4:06 pm | N/A 2029-02-22 | Aimmune Therapeutics Inc. | AIMT | BJERKHOLT ERIC Chief Financial Officer | 91,875 | $0 | 111,607 (Direct) | View |
| 2018-11-27 Disposition | 2018-11-28 7:45 pm | N/A 2025-04-13 | Corium International Inc. | CORI | BJERKHOLT ERIC Director | 74,500 | $12.5 | 0 (Direct) | View |