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 |
2025-03-17 Sale |
2025-03-18 5:35 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
249 | $8.02 | $1,997 | 286,732 (Direct) |
View |
2025-03-12 Sale |
2025-03-14 4:30 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
4,489 | $7.629 | $34,247 | 286,981 (Direct) |
View |
2024-12-16 Sale |
2024-12-18 4:05 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
248 | $9.08 | $2,252 | 291,470 (Direct) |
View |
2024-12-12 Sale |
2024-12-16 7:47 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
14,869 | $9.6906 | $144,090 | 291,718 (Direct) |
View |
2024-09-17 Sale |
2024-09-18 4:30 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
263 | $6.36 | $1,673 | 305,612 (Direct) |
View |
2024-09-12 Sale |
2024-09-16 8:19 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
3,844 | $6.1633 | $23,692 | 305,875 (Direct) |
View |
2024-06-18 Sale |
2024-06-20 4:30 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
248 | $10.87 | $2,696 | 309,719 (Direct) |
View |
2024-06-12 Sale |
2024-06-13 4:22 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
3,836 | $11.14 | $42,737 | 309,967 (Direct) |
View |
2024-03-18 Sale |
2024-03-19 6:31 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
286 | $4.84 | $1,384 | 252,873 (Direct) |
View |
2024-03-12 Sale |
2024-03-13 9:39 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
4,655 | $5.1286 | $23,874 | 253,159 (Direct) |
View |
2023-12-18 Sale |
2023-12-19 4:15 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
241 | $6.85 | $1,651 | 257,814 (Direct) |
View |
2023-12-12 Sale |
2023-12-13 4:10 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
3,726 | $5.9824 | $22,290 | 258,055 (Direct) |
View |
2023-09-18 Sale |
2023-09-19 4:05 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
243 | $4.65 | $1,130 | 261,781 (Direct) |
View |
2023-09-12 Sale |
2023-09-13 6:12 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
3,802 | $4.8095 | $18,286 | 262,024 (Direct) |
View |
2023-06-16 Sale |
2023-06-20 7:19 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
241 | $5.82 | $1,403 | 265,826 (Direct) |
View |
2023-06-12 Sale |
2023-06-14 9:46 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
3,696 | $5.6614 | $20,925 | 266,067 (Direct) |
View |
2023-03-14 Sale |
2023-03-16 9:49 pm |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
18,207 | $0.90165 | $16,416 | 1,577,580 (Direct) |
View |
2022-12-16 Sale |
2022-12-20 4:06 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
2,467 | $1.1005 | $2,715 | 1,595,787 (Direct) |
View |
2022-12-13 Sale |
2022-12-14 9:25 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
12,897 | $1.2115 | $15,625 | 1,598,254 (Direct) |
View |
2022-09-16 Sale |
2022-09-19 6:42 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
2,499 | $1.2286 | $3,070 | 1,611,151 (Direct) |
View |
2022-09-12 Sale |
2022-09-14 4:15 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
8,678 | $1.3724 | $11,910 | 1,613,650 (Direct) |
View |
2022-06-16 Sale |
2022-06-21 5:23 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
2,503 | $1.7 | $4,255 | 1,467,072 (Direct) |
View |
2022-06-13 Sale |
2022-06-15 6:20 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
9,023 | $1.82 | $16,422 | 1,469,575 (Direct) |
View |
2022-03-16 Sale |
2022-03-17 6:36 pm |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
9,442 | $3.16 | $29,837 | 1,203,598 (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 |
2025-03-21 Option Award |
2025-03-25 5:28 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
80,000 | $0 | 366,732 (Direct) |
View |
2024-03-28 Option Award |
2024-04-01 9:48 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
60,930 | $0 | 313,803 (Direct) |
View |
2023-03-16 Option Award |
2023-03-20 9:28 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN Chief Operating Officer |
1,120,000 | $0 | 2,697,580 (Direct) |
View |
2022-08-10 Option Award |
2022-08-12 7:49 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
155,256 | $0 | 1,622,328 (Direct) |
View |
2022-04-01 Option Award |
2022-04-05 7:55 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
275,000 | $0 | 1,478,598 (Direct) |
View |
2022-03-15 Exercise |
2022-03-17 6:36 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN EVP of Global Operations |
27,419 | $0 | 1,203,598 (Direct) |
View |
2021-07-13 Option Award |
2021-07-14 8:48 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN See Remarks |
109,679 | $0 | 109,679 (Direct) |
View |
2021-03-11 Option Award |
2021-03-15 9:41 pm |
N/A N/A |
Ouster Inc. | OUST | SPENCER DARIEN See Remarks |
1,103,361 | $0 | 1,103,361 (Direct) |
View |