David B. Singer serves as Executive at AFFYMETRIX INC, where they oversee executive responsibilities. Since joining the company, David B. Singer has executed 73 insider transactions totaling $424.4K, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 17, 2022 involved selling 405,184 shares valued at $0.
David B. Singer currently holds 264 shares of AFFYMETRIX INC (AFFX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David B. Singer has been a net seller of AFFX stock. They have purchased $0 and sold $424.4K worth of shares.
David B. Singer's most recent insider trade was on Feb 17, 2022, when they sold 405,184 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 10, 2021 | CSLT | $0 | Award | 70,707 | $N/A | Discretionary |
| Dec 8, 2020 | SEER | $0 | Conversion | 3,390,559 | $N/A | Discretionary |
| Dec 8, 2020 | SEER | $0 | Conversion | 1,934,954 | $N/A | Discretionary |
| Jun 3, 2020 | CSLT | $0 | Award | 180,645 | $N/A | Discretionary |
| Jun 5, 2019 | CSLT | $0 | Award | 44,164 | $N/A | Discretionary |
| Jun 20, 2018 | CSLT | $0 | Award | 32,183 | $N/A | Discretionary |
| Jun 22, 2017 | CSLT | $0 | Award | 33,735 | $N/A | Discretionary |
| Jun 22, 2016 | CSLT | $0 | Award | 31,250 | $N/A | Discretionary |
| Jun 17, 2015 | CSLT | $0 | Award | 12,500 | $N/A | Discretionary |
| Dec 17, 2007 | CORT | $0 | Gift | 6,666 | $N/A | Discretionary |
| Dec 17, 2007 | CORT | $0 | Gift | 6,666 | $N/A | Discretionary |
| Dec 17, 2007 | CORT | $0 | Gift | 6,666 | $N/A | Discretionary |
| Jun 8, 2006 | OSCI | $9.7K | Sale | 8,096 | $1.20 | Discretionary |
| Jun 8, 2006 | OSCI | $5.0K | Sale | 3,987 | $1.25 | Discretionary |
| Jun 8, 2006 | OSCI | $846 | Option Exercise | 12,083 | $0.07 | Discretionary |
| Jun 7, 2006 | OSCI | $1.6K | Sale | 1,323 | $1.20 | Discretionary |
| Jun 7, 2006 | OSCI | $7.3K | Sale | 6,013 | $1.21 | Discretionary |
| Jun 7, 2006 | OSCI | $17.9K | Sale | 14,677 | $1.22 | Discretionary |
| Jun 7, 2006 | OSCI | $2.5K | Sale | 2,000 | $1.24 | Discretionary |
| Jun 7, 2006 | OSCI | $1.7K | Option Exercise | 24,013 | $0.07 | Discretionary |
| Jun 2, 2006 | OSCI | $2.8K | Option Exercise | 39,798 | $0.07 | Discretionary |
| Jun 2, 2006 | OSCI | $2.5K | Sale | 2,000 | $1.27 | Discretionary |
| Jun 2, 2006 | OSCI | $27.8K | Sale | 22,424 | $1.24 | Discretionary |
| Jun 2, 2006 | OSCI | $12.4K | Sale | 9,934 | $1.25 | Discretionary |
| Jun 2, 2006 | OSCI | $6.9K | Sale | 5,440 | $1.26 | Discretionary |
| Jun 1, 2006 | OSCI | $6.2K | Sale | 4,967 | $1.25 | Discretionary |
| Jun 1, 2006 | OSCI | $325 | Sale | 250 | $1.30 | Discretionary |
| Jun 1, 2006 | OSCI | $365 | Option Exercise | 5,217 | $0.07 | Discretionary |