DSP Viant Technology Inc.
$12.58
Viant Technology Inc. (DSP) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
Insider signal
Moderately bearish
Selling ran elevated versus DSP's own trailing one-year pace, with 91% of sale value under a prearranged plan.
Cluster activity
0 buyers in the last 30 days
0 buyers in the last 90 days
4 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
5
64 transactions
Purchases
$0
0 shares
Sales
$6.1M
534,030 shares
Net activity
-$6.1M
purchases less sales
How much of that selling was preplanned? 91% planned / 9% discretionary
10b5-1 plan sales
$5.5M
59 transactions · 483,718 shares
Discretionary sales
$564.7K
5 transactions · 50,312 shares
Largest single sale: $338.9K.
Where they traded
Buy
Sell
Dot area is proportional to transaction value.
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| MADDEN LARRY 2 fills | Chief Financial Officer | Sell 10b5-1 | 27,451 | $13.06 | $358.5K | 399,802 −6.4% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 12,912 | $10.47 | $135.2K | None left | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 4,304 | $10.47 | $45.1K | None left | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 4,304 | $10.47 | $45.1K | None left | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 2,814 | $10.69 | $30.1K | 425,822 −0.7% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $11.03 | $165.5K | 12,912 −53.7% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $11.03 | $55.2K | 4,304 −53.7% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $11.03 | $55.2K | 4,304 −53.7% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 9,588 | $11.70 | $112.2K | 27,912 −25.6% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 3,196 | $11.70 | $37.4K | 9,304 −25.6% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 3,196 | $11.70 | $37.4K | 9,304 −25.6% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 11,273 | $12.69 | $143.1K | 428,636 −2.6% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 9,149 | $12.86 | $117.7K | 439,909 −2% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 10,097 | $12.78 | $129.0K | 449,058 −2.2% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 7,500 | $10.96 | $82.2K | None left | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 2,500 | $10.96 | $27.4K | None left | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 2,500 | $10.96 | $27.4K | None left | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $11.09 | $166.3K | 7,500 −66.7% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $11.09 | $55.4K | 2,500 −66.7% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $11.09 | $55.4K | 2,500 −66.7% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $11.17 | $167.6K | 22,500 −40% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $11.17 | $55.9K | 7,500 −40% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $11.17 | $55.9K | 7,500 −40% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell | 25,376 | $11.10 | $281.7K | 459,155 −5.2% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell | 9,125 | $11.10 | $101.3K | 208,880 −4.2% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell | 9,125 | $11.10 | $101.3K | 293,880 −3% of holding | |
| VALDES MAX O | Director | Sell | 3,386 | $11.97 | $40.5K | 29,449 −10.3% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 14,670 | $12.10 | $177.5K | 484,531 −2.9% of holding | |
| VALDES MAX O | Director | Sell | 3,300 | $12.10 | $39.9K | 32,835 −9.1% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 18,663 | $12.24 | $228.5K | 499,201 −3.6% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 7,500 | $10.79 | $80.9K | None left | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 2,500 | $10.79 | $27.0K | None left | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 2,500 | $10.79 | $27.0K | None left | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $10.60 | $158.9K | 7,500 −66.7% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $10.60 | $53.0K | 2,500 −66.7% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $10.60 | $53.0K | 2,500 −66.7% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $10.89 | $163.3K | 22,500 −40% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $10.89 | $54.4K | 7,500 −40% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $10.89 | $54.4K | 7,500 −40% of holding | |
| MADDEN LARRY 2 fills | Chief Financial Officer | Sell 10b5-1 | 17,297 | $11.42 | $197.6K | 521,335 −3.2% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 18,538 | $11.85 | $219.7K | 535,161 −3.3% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 12,782 | $10.16 | $129.9K | 553,699 −2.3% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 13,263 | $10.74 | $142.4K | 566,481 −2.3% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 8,389 | $10.74 | $90.1K | None left | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 2,796 | $10.74 | $30.0K | None left | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 2,796 | $10.74 | $30.0K | None left | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 14,111 | $10.91 | $154.0K | 8,389 −62.7% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 13,283 | $10.91 | $144.9K | 579,744 −2.2% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 4,704 | $10.91 | $51.3K | 2,796 −62.7% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 4,704 | $10.91 | $51.3K | 2,796 −62.7% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $11.12 | $166.8K | 22,500 −40% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $11.12 | $55.6K | 7,500 −40% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $11.12 | $55.6K | 7,500 −40% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 7,297 | $11.31 | $82.5K | 593,027 −1.2% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 10,131 | $10.94 | $110.9K | 600,324 −1.7% of holding | |
| MADDEN LARRY | Chief Financial Officer | Sell 10b5-1 | 7,410 | $11.27 | $83.5K | 610,455 −1.2% of holding | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 8,760 | $11.42 | $100.1K | None left | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 2,920 | $11.42 | $33.4K | None left | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 2,920 | $11.42 | $33.4K | None left | |
| Capital V LLC | 10% Owner | Sell 10b5-1 | 15,000 | $12.00 | $180.0K | 8,760 −63.1% of holding | |
| Vanderhook Timothy | CEO and Chairman | Sell 10b5-1 | 5,000 | $12.00 | $60.0K | 2,920 −63.1% of holding | |
| Vanderhook Christopher | Chief Operating Officer | Sell 10b5-1 | 5,000 | $12.00 | $60.0K | 2,920 −63.1% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.