Mark Jung serves as Executive at KEYNOTE SYSTEMS INC, where they oversee executive responsibilities. Since joining the company, Mark Jung has executed 46 insider transactions totaling $410.7K, demonstrating a bullish approach to their equity position. Their most recent transaction on Nov 28, 2025 involved selling 137 shares valued at $116.
Mark Jung currently holds 12,214 shares of KEYNOTE SYSTEMS INC (KEYN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark Jung has been a net buyer of KEYN stock. They have purchased $410.6K and sold $116 worth of shares.
Mark Jung's most recent insider trade was on Nov 28, 2025, when they sold 137 shares at $0.85 per share.
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| $N/A |
| Discretionary |
| Jun 16, 2022 | SLGG | $0 | Award | 60,000 | $N/A | Discretionary |
| Dec 29, 2021 | SLGG | $51.6K | Purchase | 22,614 | $2.28 | Discretionary |
| Dec 28, 2021 | SLGG | $5.6K | Purchase | 2,386 | $2.36 | Discretionary |
| Dec 13, 2021 | SLGG | $26.9K | Purchase | 10,000 | $2.69 | Discretionary |
| Dec 3, 2021 | SLGG | $7.5K | Purchase | 2,651 | $2.82 | Discretionary |
| Dec 2, 2021 | SLGG | $21.6K | Purchase | 7,349 | $2.94 | Discretionary |
| Oct 12, 2021 | SLGG | $50.0K | Purchase | 16,010 | $3.12 | Discretionary |
| Aug 19, 2021 | SLGG | $57.1K | Award | 15,000 | $3.81 | Discretionary |
| May 27, 2021 | SLGG | $0 | Award | 12,474 | $N/A | Discretionary |
| Aug 3, 2020 | SLGG | $0 | Award | 30,112 | $N/A | Discretionary |
| Dec 2, 2019 | SLGG | $2.1K | Purchase | 916 | $2.25 | Discretionary |
| Nov 27, 2019 | SLGG | $2.0K | Purchase | 903 | $2.25 | Discretionary |
| Nov 26, 2019 | SLGG | $3.7K | Purchase | 1,689 | $2.22 | Discretionary |
| Nov 25, 2019 | SLGG | $604 | Purchase | 272 | $2.22 | Discretionary |
| Oct 11, 2019 | SLGG | $5.8K | Purchase | 1,468 | $3.93 | Discretionary |
| Oct 10, 2019 | SLGG | $15.2K | Purchase | 3,832 | $3.97 | Discretionary |
| Oct 9, 2019 | SLGG | $5.4K | Purchase | 1,308 | $4.16 | Discretionary |
| Oct 8, 2019 | SLGG | $20.3K | Purchase | 4,997 | $4.06 | Discretionary |
| Oct 7, 2019 | SLGG | $13.0K | Purchase | 3,028 | $4.29 | Discretionary |
| Oct 4, 2019 | SLGG | $6.4K | Purchase | 1,517 | $4.24 | Discretionary |
| Oct 3, 2019 | SLGG | $878 | Purchase | 208 | $4.22 | Discretionary |
| Oct 2, 2019 | SLGG | $9.8K | Purchase | 2,242 | $4.35 | Discretionary |
| Oct 1, 2019 | SLGG | $5.2K | Purchase | 1,212 | $4.28 | Discretionary |
| Jun 30, 2019 | SLGG | $0 | Award | 7,018 | $N/A | Discretionary |
| Jun 20, 2019 | SLGG | $5.9K | Purchase | 711 | $8.24 | Discretionary |
| Jun 19, 2019 | SLGG | $3.3K | Purchase | 400 | $8.25 | Discretionary |
| Jun 18, 2019 | SLGG | $40.3K | Purchase | 4,933 | $8.17 | Discretionary |
| Jun 17, 2019 | SLGG | $16.1K | Purchase | 2,006 | $8.02 | Discretionary |