The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Chin Richard since 2017.
This trader's CIK number is 1337252.
At the time of last reporting, Chin Richard was the Officer of Cytek Biosciences, Inc.. (stock ticker symbol CTKB).
Also see all insider trading activities at Cytek Biosciences, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | CTKB | 0 | $0 | 0 | $0 | 4,071 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2021 | KIN | 0 | $0 | 120,000 | $1,102,600 | 87,500 | $0 |
| 2020 | KIN | 0 | $0 | 0 | $0 | 50,000 | $0 |
| 2019 | KIN | 0 | $0 | 40,000 | $422,720 | 37,500 | $0 |
| 2018 | KIN | 0 | $0 | 340,000 | $4,146,705 | 0 | $0 |
| 2017 | KIN | 0 | $0 | 26,000 | $208,130 | 0 | $0 |
1. Cytek Biosciences, Inc. (CTKB)
2. Kindred Biosciences, Inc. (KIN)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-18 | CTKB | Option Ex | 4,071 | .00 | 0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2021-08-02 | KIN | Sale | 40,000 | 9.21 | 368,240 |
| 2021-07-02 | KIN | Sale | 40,000 | 9.18 | 367,080 |
| 2021-06-16 | KIN | Sale | 40,000 | 9.18 | 367,280 |
| 2021-02-01 | KIN | Option Ex | 12,500 | .00 | 0 |
| 2021-01-22 | KIN | Option Ex | 37,500 | .00 | 0 |
| 2021-01-17 | KIN | Option Ex | 37,500 | .00 | 0 |
| 2020-02-11 | KIN | Option Ex | 12,500 | .00 | 0 |
| 2020-01-22 | KIN | Option Ex | 37,500 | .00 | 0 |
| 2019-01-22 | KIN | Option Ex | 37,500 | .00 | 0 |
| 2019-01-02 | KIN | Sale | 40,000 | 10.57 | 422,720 |
| 2018-12-03 | KIN | Sale | 40,000 | 13.28 | 531,200 |
| 2018-11-01 | KIN | Sale | 40,000 | 14.68 | 587,200 |
| 2018-10-01 | KIN | Sale | 40,000 | 13.28 | 531,200 |
| 2018-09-04 | KIN | Sale | 32,400 | 14.81 | 479,844 |
| 2018-09-05 | KIN | Sale | 7,600 | 14.69 | 111,644 |
| 2018-08-01 | KIN | Sale | 40,000 | 13.51 | 540,400 |
| 2018-07-02 | KIN | Sale | 40,000 | 10.28 | 411,200 |
| 2018-06-01 | KIN | Sale | 40,000 | 10.13 | 405,200 |
| 2018-05-30 | KIN | Sale | 12,610 | 10.00 | 126,100 |
| 2018-05-24 | KIN | Sale | 60 | 10.00 | 600 |
| 2018-05-25 | KIN | Sale | 3,000 | 10.00 | 30,000 |
| 2018-05-18 | KIN | Sale | 2,400 | 10.00 | 24,000 |
| 2018-05-07 | KIN | Sale | 1,730 | 10.01 | 17,317 |
| 2018-05-09 | KIN | Sale | 200 | 10.00 | 2,000 |
| 2018-05-01 | KIN | Sale | 20,000 | 9.05 | 181,000 |
| 2018-04-02 | KIN | Sale | 20,000 | 8.39 | 167,800 |
| 2017-07-03 | KIN | Sale | 13,000 | 8.26 | 107,380 |
| 2017-06-22 | KIN | Sale | 13,000 | 7.75 | 100,750 |
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 Chin Richard (Officer of Cytek Biosciences, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.