Security | CTKB / Cytek Biosciences, Inc. |
Insider | Valerie Barnett |
Insider Purchases - Short Term Profit Analysis
In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Valerie Barnett in CTKB / Cytek Biosciences, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.
The following table shows the most recent open market purchases that were not part of an automatic trading plan.
Trade Date | Reported Shares |
Reported Price |
Adjusted Shares |
Adjusted Price |
Cost Basis | Days to Max |
Price at Max |
Max Profit ($) |
Max Return (%) |
---|---|---|---|---|---|---|---|---|---|
2021-07-22 | 1,900 | 17.0000 | 1,900 | 17.0000 | 32,300 | 55 | 27.93 | 20,767 | 64.29 |
Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.
Insider Sales - Short Term Loss Analysis
In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Valerie Barnett in CTKB / Cytek Biosciences, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.
The following table shows the most recent open market purchases that were not part of an automatic trading plan.
Trade Date | Reported Shares |
Reported Price |
Adjusted Shares |
Adjusted Price |
Cost Basis | Days to Min |
Price at Min |
Max Loss Avoided ($) |
Max Loss Avoided (%) |
---|---|---|---|---|---|---|---|
There are no known unplanned open-market trades for this insider |
Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.
Insider Transaction History
File Date |
Trade Date |
Form | Insider | Ticker | Security Title | Code | Direct | Exercise Price |
Unit Price |
Units Changed |
Value Changed (1K) |
Remaining Options |
Remaining Shares |
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.0600 | -3,609 | -15 | 99,151 | ||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 10,875 | 102,760 | ||||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.0600 | -3,000 | -12 | 91,885 | ||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 7,735 | 94,885 | ||||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.0600 | -1,434 | -6 | 87,150 | ||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 3,681 | 88,584 | ||||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.0600 | -786 | -3 | 84,903 | ||||
2025-08-20 | 2025-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 85,689 | ||||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2.6900 | -2,824 | -8 | 83,673 | ||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 7,250 | 86,497 | ||||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2.6900 | -2,009 | -5 | 79,247 | ||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5,156 | 81,256 | ||||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2.6900 | -956 | -3 | 76,100 | ||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,454 | 77,056 | ||||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2.6900 | -786 | -2 | 74,602 | ||||
2025-05-21 | 2025-05-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 75,388 | ||||||
2025-03-12 | 2025-03-10 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.3600 | -4,017 | -18 | 73,372 | ||||
2025-03-12 | 2025-03-10 | 4 | Barnett Valerie | CTKB | Common Stock | D | 10,313 | 77,389 | ||||||
2025-03-12 | 2025-03-10 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.3600 | -1,912 | -8 | 67,076 | ||||
2025-03-12 | 2025-03-10 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4,908 | 68,988 | ||||||
2025-02-20 | 2025-02-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.3100 | -786 | -4 | 64,080 | ||||
2025-02-20 | 2025-02-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 64,866 | ||||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 6.0300 | -2,603 | -16 | 62,850 | ||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 7,735 | 65,453 | ||||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 6.0300 | -1,235 | -7 | 57,718 | ||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 3,681 | 58,953 | ||||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 6.0300 | -661 | -4 | 55,272 | ||||
2024-11-20 | 2024-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 55,933 | ||||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.5300 | -2,826 | -16 | 53,917 | ||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 7,735 | 56,743 | ||||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.5300 | -1,434 | -8 | 49,008 | ||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 3,681 | 50,442 | ||||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.5300 | -786 | -4 | 46,761 | ||||
2024-08-21 | 2024-08-19 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 47,547 | ||||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.9600 | -2,009 | -12 | 42,044 | ||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5,156 | 44,053 | ||||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.9600 | -956 | -6 | 38,897 | ||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,454 | 39,853 | ||||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.9600 | -786 | -5 | 37,399 | ||||
2024-05-22 | 2024-05-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 38,185 | ||||||
2024-03-13 | 2024-03-11 | 4 | Barnett Valerie | CTKB | Common Stock | D | 7.2200 | -1,912 | -14 | 36,169 | ||||
2024-03-13 | 2024-03-11 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4,908 | 38,081 | ||||||
2024-02-22 | 2024-02-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 8.3800 | -786 | -7 | 33,173 | ||||
2024-02-22 | 2024-02-20 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 33,959 | ||||||
2023-11-21 | 2023-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.9800 | -1,434 | -9 | 31,943 | ||||
2023-11-21 | 2023-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 3,681 | 33,377 | ||||||
2023-11-21 | 2023-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 5.9800 | -786 | -5 | 29,696 | ||||
2023-11-21 | 2023-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 30,482 | ||||||
2023-08-21 | 2023-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 8.4600 | -1,434 | -12 | 28,466 | ||||
2023-08-21 | 2023-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 3,681 | 29,900 | ||||||
2023-08-21 | 2023-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 8.4600 | -786 | -7 | 26,219 | ||||
2023-08-21 | 2023-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 27,005 | ||||||
2023-05-19 | 2023-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 6.6900 | -956 | -6 | 23,070 | ||||
2023-05-19 | 2023-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,454 | 24,026 | ||||||
2023-05-19 | 2023-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 6.6900 | -786 | -5 | 21,572 | ||||
2023-05-19 | 2023-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 22,358 | ||||||
2023-02-23 | 2023-02-21 | 4 | Barnett Valerie | CTKB | Common Stock | D | 10.9700 | -786 | -9 | 20,342 | ||||
2023-02-23 | 2023-02-21 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 21,128 | ||||||
2022-11-22 | 2022-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 14.7500 | -786 | -12 | 19,111 | ||||
2022-11-22 | 2022-11-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 19,897 | ||||||
2022-08-19 | 2022-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 14.0600 | -786 | -11 | 17,881 | ||||
2022-08-19 | 2022-08-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,016 | 18,667 | ||||||
2022-05-20 | 2022-05-18 | 4 | Barnett Valerie | CTKB | Restricted Stock Units | D | -2,688 | 29,570 | ||||||
2022-05-20 | 2022-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 9.6500 | -1,047 | -10 | 14,041 | ||||
2022-05-20 | 2022-05-18 | 4 | Barnett Valerie | CTKB | Common Stock | D | 2,688 | 15,088 | ||||||
2022-03-08 | 2022-03-04 | 4 | Barnett Valerie | CTKB | Stock Option (Right to Buy) | D | 4.71 | -10,500 | 122,830 | |||||
2022-03-08 | 2022-03-04 | 4 | Barnett Valerie | CTKB | Common Stock | D | 4.7100 | 10,500 | 49 | 12,400 | ||||
2022-03-02 | 2022-02-28 | 4 | Barnett Valerie | CTKB | Restricted Stock Units | D | 32,258 | 32,258 | ||||||
2022-03-02 | 2022-02-28 | 4 | Barnett Valerie | CTKB | Stock Option (Right to Buy) | D | 13.64 | 48,671 | 48,671 | |||||
2021-07-27 | 2021-07-22 | 4 | Barnett Valerie | CTKB | Common Stock | D | 17.0000 | 1,900 | 32 | 1,900 | ||||
2021-07-26 | 2021-07-22 | 4 | Barnett Valerie | CTKB | Stock Option (Right to Buy) | D | 17.00 | 75,000 | 75,000 |