David S. Buzby serves as Executive at VALUECLICK INC/CA, where they oversee executive responsibilities. Since joining the company, David S. Buzby has executed 79 insider transactions totaling $10.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 3, 2025 involved gifting 5,511 shares valued at $0.
David S. Buzby currently holds 37,571 shares of VALUECLICK INC/CA (VCLK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David S. Buzby has been a net seller of VCLK stock. They have purchased $1.5M and sold $8.5M worth of shares.
David S. Buzby's most recent insider trade was on Jul 3, 2025, when they sold 5,511 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 7, 2024 | STEM | $0 | Option Exercise | 23,489 | $N/A | Discretionary |
| Mar 18, 2024 | STEM | $61.2K | Purchase | 33,800 | $1.81 | Discretionary |
| Mar 18, 2024 | STEM | $61.2K | Purchase | 33,800 | $1.81 | Discretionary |
| Mar 15, 2024 | STEM | $115.0K | Purchase | 62,500 | $1.84 | Discretionary |
| Mar 15, 2024 | STEM | $115.0K | Purchase | 62,500 | $1.84 | Discretionary |
| Jan 25, 2024 | SVII | $0 | Conversion | 40,000 | $N/A | Discretionary |
| Sep 15, 2023 | STEM | $298.8K | Purchase | 62,000 | $4.82 | Discretionary |
| Jun 20, 2023 | STEM | $0 | Gift | 20,498 | $N/A | Discretionary |
| Jun 20, 2023 | STEM | $0 | Gift | 20,498 | $N/A | Discretionary |
| Jun 15, 2023 | STEM | $0 | Option Exercise | 20,498 | $N/A | Discretionary |
| Sep 9, 2022 | STEM | $810.5K | Sale | 50,000 | $16.21 | Discretionary |
| Aug 17, 2022 | STEM | $1.0M | Sale | 67,000 | $15.51 | Discretionary |
| Apr 28, 2022 | STEM | $0 | Option Exercise | 5,524 | $N/A | Discretionary |
| Mar 8, 2022 | STEM | $776.0K | Sale | 86,121 | $9.01 | Discretionary |
| Jul 7, 2021 | STEM | $376.9K | Payment | 11,049 | $34.11 | Discretionary |
| Jul 7, 2021 | STEM | $41.2K | Payment | 1,209 | $34.11 | Discretionary |
| Jul 7, 2021 | STEM | $41.2K | Option Exercise | 32,978 | $1.25 | Discretionary |
| Jul 7, 2021 | STEM | $34.5K | Option Exercise | 27,596 | $1.25 | Discretionary |
| Jul 7, 2021 | STEM | $34.5K | Payment | 1,012 | $34.11 | Discretionary |
| Jul 7, 2021 | STEM | $376.9K | Option Exercise | 166,018 | $2.27 | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 68,800 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 6,414 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 2,000 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 5,750 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 1,753 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 1,000 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 38,073 | $N/A | Discretionary |
| Dec 10, 2014 | CNVR | $0 | Disposition | 45 | $N/A | Discretionary |