DSP Viant Technology Inc.
Nasdaq · SEC CIK 1828791 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $9.26M 45 sales by 5 insiders
- Filings on record
- 128 since 2021-08-11, latest 2026-09-18 20:37
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Capital V LLC | 10% | — | $3.34M |
| MADDEN LARRY | CFO | — | $3.20M |
| Vanderhook Christopher | COO, Dir, 10% | — | $1.32M |
| Vanderhook Timothy | CEO, COB, Dir, 10% | — | $1.32M |
| VALDES MAX O | Dir | — | $80.5K |
| Yang Vivian | Dir | — | — |
| Wilson Brett | Dir | — | — |
| Abrahams Craig Justin | Dir | — | — |
Transactions 200
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-09-18 20:37 | 2026-09-16+ | DSP | MADDEN LARRY | CFO | S - Sale | $12.33 | -31.6K | 342.7K | -8% | -$390.0K |
| 2026-09-14 19:33 | 2026-09-10 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $12.74 | -8,636 | 285.2K | -3% | -$110.0K | |
| 2026-09-14 19:30 | 2026-09-10 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $12.74 | -8,636 | 200.2K | -4% | -$110.0K | |
| 2026-09-14 19:27 | 2026-09-10 | DSP | MADDEN LARRY | CFO | F - Tax | $12.74 | -24.0K | 374.4K | -6% | -$306.0K | |
| MT | 2026-08-13 18:25 | 2026-08-11 | DSP | MADDEN LARRY | CFO | S - Sale | $13.06 | -27.5K | 398.4K | -6% | -$358.5K |
| M | 2026-08-12 19:15 | 2026-08-10 | DSP | Abrahams Craig Justin | Dir | A - Grant | $0.00 | +39.1K | 39.1K | New | $0 |
| T | 2026-07-27 19:23 | 2026-07-23 | DSP | MADDEN LARRY | CFO | S - Sale | $10.69 | -2,814 | 425.8K | -0.7% | -$30.1K |
| DTI | 2026-07-23 21:54 | 2026-07-21 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-07-23 21:54 | 2026-07-21 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.07M | -0.1% | $0 |
| DMTI | 2026-07-23 21:54 | 2026-07-21+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $11.01 | -12.5K | 0 | -100% | -$137.6K |
| DTI | 2026-07-23 21:54 | 2026-07-21 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-07-23 21:54 | 2026-07-21 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.07M | -0.1% | $0 |
| DMTI | 2026-07-23 21:54 | 2026-07-21+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $11.01 | -12.5K | 0 | -100% | -$137.6K |
| DT | 2026-07-23 21:53 | 2026-07-21 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| DT | 2026-07-23 21:53 | 2026-07-21 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.21M | -0.1% | $0 |
| DMT | 2026-07-23 21:53 | 2026-07-21+ | DSP | Capital V LLC | 10% | S - Sale+OE | $11.01 | -37.5K | 0 | -100% | -$412.9K |
| MT | 2026-07-08 20:41 | 2026-07-06+ | DSP | MADDEN LARRY | CFO | S - Sale | $12.77 | -30.5K | 428.6K | -7% | -$389.8K |
| DTI | 2026-06-18 19:08 | 2026-06-16 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-06-18 19:08 | 2026-06-16 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.08M | -0.1% | $0 |
| DMTI | 2026-06-18 19:08 | 2026-06-16+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $11.10 | -12.5K | 0 | -100% | -$138.7K |
| DTI | 2026-06-18 19:08 | 2026-06-16 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-06-18 19:08 | 2026-06-16 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.08M | -0.1% | $0 |
| DMTI | 2026-06-18 19:08 | 2026-06-16+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $11.10 | -12.5K | 0 | -100% | -$138.7K |
| DT | 2026-06-18 19:08 | 2026-06-16 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| DT | 2026-06-18 19:08 | 2026-06-16 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.25M | -0.1% | $0 |
| DMT | 2026-06-18 19:08 | 2026-06-16+ | DSP | Capital V LLC | 10% | S - Sale+OE | $11.10 | -37.5K | 0 | -100% | -$416.1K |
| 2026-06-15 20:41 | 2026-06-15 | DSP | MADDEN LARRY | CFO | S - Sale | $11.10 | -25.4K | 459.2K | -5% | -$281.7K | |
| 2026-06-15 20:41 | 2026-06-15 | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale | $11.10 | -9,125 | 293.9K | -3% | -$101.3K | |
| 2026-06-15 20:41 | 2026-06-15 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale | $11.10 | -9,125 | 208.9K | -4% | -$101.3K | |
| DMI | 2026-06-10 20:01 | 2026-06-09 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | G - Gift | $0.00 | -208.4K | 0 | -100% | $0 |
| DMI | 2026-06-10 20:01 | 2026-06-09 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | A - Grant | $0.00 | +208.4K | 52.1K | New | $0 |
| A | 2026-06-10 20:00 | 2026-06-04 | DSP | Yang Vivian | Dir | A - Grant | $0.00 | +14.5K | 108.5K | +15% | $0 |
| A | 2026-06-10 20:00 | 2026-06-04 | DSP | Wilson Brett | Dir | A - Grant | $0.00 | +14.5K | 50.5K | +40% | $0 |
| M | 2026-06-10 19:59 | 2026-06-08+ | DSP | VALDES MAX O | Dir | S - Sale | $12.03 | -6,686 | 29.4K | -19% | -$80.5K |
| DMI | 2026-06-10 19:59 | 2026-06-09 | DSP | Vanderhook Christopher | COO, Dir, 10% | G - Gift | $0.00 | -208.4K | 0 | -100% | $0 |
| DMI | 2026-06-10 19:59 | 2026-06-09 | DSP | Vanderhook Christopher | COO, Dir, 10% | A - Grant | $0.00 | +208.4K | 52.1K | New | $0 |
| MT | 2026-06-08 20:23 | 2026-06-05+ | DSP | MADDEN LARRY | CFO | S - Sale | $12.18 | -33.3K | 484.5K | -6% | -$406.0K |
| 2026-06-05 16:04 | 2026-06-04 | DSP | Yang Vivian | Dir | A - Grant | $0.00 | +15.9K | 109.9K | +17% | $0 | |
| 2026-06-05 16:03 | 2026-06-04 | DSP | Wilson Brett | Dir | A - Grant | $0.00 | +15.9K | 51.9K | +44% | $0 | |
| 2026-06-05 16:03 | 2026-06-04 | DSP | VALDES MAX O | Dir | A - Grant | $0.00 | +15.9K | 37.5K | +74% | $0 | |
| DTI | 2026-05-21 21:35 | 2026-05-19 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-05-21 21:35 | 2026-05-19 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.09M | -0.1% | $0 |
| DMTI | 2026-05-21 21:35 | 2026-05-19+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $10.75 | -12.5K | 0 | -100% | -$134.4K |
| DTI | 2026-05-21 21:34 | 2026-05-19 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-05-21 21:34 | 2026-05-19 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.09M | -0.1% | $0 |
| DMTI | 2026-05-21 21:34 | 2026-05-19+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $10.75 | -12.5K | 0 | -100% | -$134.4K |
| DT | 2026-05-21 21:34 | 2026-05-19 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| DT | 2026-05-21 21:34 | 2026-05-19 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.28M | -0.1% | $0 |
| DMT | 2026-05-21 21:34 | 2026-05-19+ | DSP | Capital V LLC | 10% | S - Sale+OE | $10.75 | -37.5K | 0 | -100% | -$403.2K |
| MT | 2026-05-12 17:28 | 2026-05-08+ | DSP | MADDEN LARRY | CFO | S - Sale | $11.64 | -35.8K | 517.9K | -6% | -$417.2K |
| MT | 2026-04-23 21:03 | 2026-04-21+ | DSP | MADDEN LARRY | CFO | S - Sale | $10.61 | -39.3K | 553.7K | -7% | -$417.2K |
| DT | 2026-04-22 19:58 | 2026-04-20 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| DT | 2026-04-22 19:58 | 2026-04-20 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.32M | -0.1% | $0 |
| DMT | 2026-04-22 19:58 | 2026-04-20+ | DSP | Capital V LLC | 10% | S - Sale+OE | $10.96 | -37.5K | 0 | -100% | -$410.9K |
| DTI | 2026-04-22 19:58 | 2026-04-20 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-04-22 19:58 | 2026-04-20 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.11M | -0.1% | $0 |
| DMTI | 2026-04-22 19:58 | 2026-04-20+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $10.96 | -12.5K | 0 | -100% | -$137.0K |
| DTI | 2026-04-22 19:57 | 2026-04-20 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DTI | 2026-04-22 19:57 | 2026-04-20 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.11M | -0.1% | $0 |
| DMTI | 2026-04-22 19:57 | 2026-04-20+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $10.96 | -12.5K | 0 | -100% | -$137.0K |
| T | 2026-04-07 17:14 | 2026-04-06 | DSP | MADDEN LARRY | CFO | S - Sale | $11.31 | -7,297 | 593.0K | -1% | -$82.5K |
| MT | 2026-04-03 16:03 | 2026-04-01+ | DSP | MADDEN LARRY | CFO | S - Sale | $11.08 | -17.5K | 600.3K | -3% | -$194.4K |
| DMI | 2026-03-19 | 2026-03-17+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $11.79 | -12.9K | 0 | -100% | -$152.3K |
| DI | 2026-03-19 | 2026-03-17 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.12M | -0.1% | $0 |
| DI | 2026-03-19 | 2026-03-17 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.9K | +2,976% | $0 |
| DMI | 2026-03-19 | 2026-03-17+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $11.79 | -12.9K | 7,920 | -62% | -$152.3K |
| DI | 2026-03-19 | 2026-03-17 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.9K | +2,976% | $0 |
| DI | 2026-03-19 | 2026-03-17 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.12M | -0.1% | $0 |
| D | 2026-03-19 | 2026-03-17 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 38.8K | +2,976% | $0 |
| DM | 2026-03-19 | 2026-03-17+ | DSP | Capital V LLC | 10% | S - Sale+OE | $11.79 | -38.8K | 23.8K | -62% | -$457.0K |
| D | 2026-03-19 | 2026-03-17 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.36M | -0.1% | $0 |
| 2026-03-17 | 2026-03-15 | DSP | MADDEN LARRY | CFO | A - Grant | $0.00 | +249.3K | 617.9K | +68% | $0 | |
| 2026-03-17 | 2026-03-13 | DSP | MADDEN LARRY | CFO | S - Sale | $13.03 | -1,658 | 368.6K | -0.4% | -$21.6K | |
| 2026-03-12 | 2026-03-10 | DSP | MADDEN LARRY | CFO | F - Tax | $10.50 | -35.3K | 370.3K | -9% | -$370.5K | |
| 2026-03-12 | 2026-03-10 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $10.50 | -44.2K | 303.0K | -13% | -$463.9K | |
| 2026-03-12 | 2026-03-10 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $10.50 | -44.2K | 218.0K | -17% | -$463.9K | |
| DI | 2026-02-19 | 2026-02-17 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DI | 2026-02-19 | 2026-02-17 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.13M | -0.1% | $0 |
| DMI | 2026-02-19 | 2026-02-17+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $9.21 | -12.1K | 420 | -97% | -$111.2K |
| D | 2026-02-19 | 2026-02-17 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| D | 2026-02-19 | 2026-02-17 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.40M | -0.1% | $0 |
| DM | 2026-02-19 | 2026-02-17+ | DSP | Capital V LLC | 10% | S - Sale+OE | $9.21 | -36.2K | 1,260 | -97% | -$333.7K |
| DMI | 2026-02-19 | 2026-02-17+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $9.21 | -12.1K | 420 | -97% | -$111.2K |
| DI | 2026-02-19 | 2026-02-17 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.13M | -0.1% | $0 |
| DI | 2026-02-19 | 2026-02-17 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| 2026-01-26 | 2026-01-22 | DSP | MADDEN LARRY | CFO | S - Sale | $13.09 | -4,224 | 405.6K | -1% | -$55.3K | |
| DMI | 2026-01-22 | 2026-01-20+ | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale+OE | $12.25 | -12.5K | 7,500 | -62% | -$153.1K |
| DI | 2026-01-22 | 2026-01-20 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.14M | -0.1% | $0 |
| DI | 2026-01-22 | 2026-01-20 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| DMI | 2026-01-22 | 2026-01-20+ | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale+OE | $12.25 | -12.5K | 7,500 | -62% | -$153.1K |
| DI | 2026-01-22 | 2026-01-20 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.14M | -0.1% | $0 |
| DI | 2026-01-22 | 2026-01-20 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
| D | 2026-01-22 | 2026-01-20 | DSP | Capital V LLC | 10% | M - OptEx | $0.00 | +37.5K | 37.5K | New | $0 |
| D | 2026-01-22 | 2026-01-20 | DSP | Capital V LLC | 10% | D - Sale to Iss | $0.00 | -37.5K | 27.43M | -0.1% | $0 |
| DM | 2026-01-22 | 2026-01-20+ | DSP | Capital V LLC | 10% | S - Sale+OE | $12.25 | -37.5K | 7,722 | -83% | -$459.4K |
| I | 2025-12-19 | 2025-12-19 | DSP | Vanderhook Christopher | COO, Dir, 10% | S - Sale | $11.79 | -2,500 | 0 | -100% | -$29.5K |
| I | 2025-12-19 | 2025-12-19 | DSP | Vanderhook Timothy | CEO, COB, Dir, 10% | S - Sale | $11.79 | -2,500 | 0 | -100% | -$29.5K |
| 2025-12-19 | 2025-12-19 | DSP | Capital V LLC | 10% | S - Sale | $11.79 | -7,500 | 0 | -100% | -$88.4K | |
| DI | 2025-12-18 | 2025-12-16 | DSP | Vanderhook Christopher | COO, Dir, 10% | D - Sale to Iss | $0.00 | -12.5K | 9.16M | -0.1% | $0 |
| DI | 2025-12-18 | 2025-12-16 | DSP | Vanderhook Christopher | COO, Dir, 10% | M - OptEx | $0.00 | +12.5K | 12.5K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations