Viant Technology Inc. (DSP)

Latest Insider Confidence Score

2026Q1

40.0
Bearish

Company insider confidence (by quarter)

2021Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Capital V LLC 10% Owner 28,451,103 Sep 17, 2025
Madden Larry CFO 423,255 Sep 17, 2025
Vanderhook Timothy CEO 365,076 Jun 13, 2025
Vanderhook Christopher COO 365,076 Jun 13, 2025
Yang Vivian Director 93,913 Jun 9, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 17, 2026 Feb 19, 2026 Capital V LLC 10% Owner Sell 48.8 -73,740 -0.27% $333.7K
Feb 17, 2026 Feb 19, 2026 Vanderhook Christopher COO Sell 50.0 -24,580 -0.27% $111.2K
Feb 17, 2026 Feb 19, 2026 Vanderhook Timothy CEO Sell 50.0 -24,580 -0.27% $111.2K
Jan 22, 2026 Jan 26, 2026 MADDEN LARRY CFO Sell 46.3 -4,224 -1.03% $55.3K
Jan 20, 2026 Jan 22, 2026 Capital V LLC 10% Owner Sell 48.8 -75,000 -0.27% $459.4K
Jan 20, 2026 Jan 22, 2026 Vanderhook Timothy CEO Sell 50.0 -25,000 -0.27% $153.1K
Jan 20, 2026 Jan 22, 2026 Vanderhook Christopher COO Sell 50.0 -25,000 -0.27% $153.1K
Dec 19, 2025 Dec 19, 2025 Capital V LLC 10% Owner Sell 10.0 -7,500 -100.00% $88.4K
Dec 19, 2025 Dec 19, 2025 Vanderhook Christopher COO Sell 13.8 -2,500 -100.00% $29.5K
Dec 19, 2025 Dec 19, 2025 Vanderhook Timothy CEO Sell 13.8 -2,500 -100.00% $29.5K
Dec 16, 2025 Dec 18, 2025 Vanderhook Timothy CEO Sell 45.0 -116,602 -1.22% $224.9K
Dec 16, 2025 Dec 18, 2025 Vanderhook Christopher COO Sell 48.8 -31,602 -0.33% $224.9K
Dec 16, 2025 Dec 18, 2025 Capital V LLC 10% Owner Sell 47.5 -67,500 -0.25% $355K
Dec 17, 2025 Dec 18, 2025 MADDEN LARRY CFO Sell 42.5 -13,477 -3.18% $157.7K
Sep 16, 2025 Sep 17, 2025 Capital V LLC 10% Owner Sell 16.3 -1,883,554 -6.41% $9M
Sep 15, 2025 Sep 17, 2025 Vanderhook Christopher COO Sell 17.5 -636,634 -3.54% $3.1M
Sep 15, 2025 Sep 17, 2025 Vanderhook Timothy CEO Sell 17.5 -636,634 -3.54% $3.1M
Sep 15, 2025 Sep 17, 2025 MADDEN LARRY CFO Sell 42.5 -13,006 -2.98% $126.5K
Jun 13, 2025 Jun 13, 2025 Vanderhook Timothy CEO Sell 22.5 -8,960 -2.40% $117.2K
Jun 13, 2025 Jun 13, 2025 Vanderhook Christopher COO Sell 22.5 -8,960 -2.40% $117.2K
Jun 13, 2025 Jun 13, 2025 MADDEN LARRY CFO Sell 42.5 -13,265 -2.95% $173.5K
Jun 5, 2025 Jun 9, 2025 Yang Vivian Director Neutral 90.0 +12,382 15.19% -
Jun 5, 2025 Jun 9, 2025 VALDES MAX O Director Sell 95.0 +2,482 12.99% $139.3K
Jun 5, 2025 Jun 9, 2025 Wilson Brett Director Neutral 90.0 +12,382 52.61% -
May 20, 2025 May 21, 2025 VALDES MAX O Director Neutral 27.5 -44,343 -69.88% -
May 12, 2025 May 14, 2025 Wilson Brett Director Neutral 90.0 +23,537 100.00% -
May 14, 2025 Wilson Brett Director Neutral 52.5 - 0.00% -
Mar 15, 2025 Mar 18, 2025 MADDEN LARRY CFO Neutral 90.0 +163,398 57.11% -
Mar 10, 2025 Mar 11, 2025 MADDEN LARRY CFO Sell 40.0 -58,212 -16.91% $775.4K
Mar 10, 2025 Mar 11, 2025 Vanderhook Timothy CEO Sell 17.5 -92,204 -19.78% $1.2M
Mar 10, 2025 Mar 11, 2025 Vanderhook Christopher COO Sell 17.5 -92,204 -19.78% $1.2M
Feb 5, 2025 Feb 7, 2025 MADDEN LARRY CFO Sell 35.0 -14,284 -3.98% $330.2K
Jan 2, 2025 Jan 3, 2025 MADDEN LARRY CFO Sell 35.0 -14,284 -3.83% $268K
Dec 18, 2024 Dec 20, 2024 Vanderhook Christopher COO Sell 17.5 -235,083 -13.13% $3.9M
Dec 18, 2024 Dec 20, 2024 Vanderhook Timothy CEO Sell 17.5 -235,083 -13.13% $3.9M
Dec 10, 2024 Dec 12, 2024 Vanderhook Timothy CEO Sell 22.5 -8,636 -1.71% $184.6K
Dec 10, 2024 Dec 12, 2024 Vanderhook Christopher COO Sell 22.5 -8,636 -1.71% $184.6K
Dec 10, 2024 Dec 12, 2024 MADDEN LARRY CFO Sell 42.5 -5,442 -1.44% $116.3K
Dec 6, 2024 Dec 9, 2024 VALDES MAX O Director Sell 22.5 -7,500 -10.57% $153.8K
Dec 4, 2024 Dec 5, 2024 MADDEN LARRY CFO Sell 35.0 -14,284 -3.64% $278.7K
Nov 14, 2024 Nov 18, 2024 MADDEN LARRY CFO Sell 5.0 -135,716 -25.69% $2.1M
Oct 28, 2024 Oct 30, 2024 MADDEN LARRY CFO Sell 52.5 -1,498 -0.28% $17.3K
Oct 9, 2024 Oct 11, 2024 MADDEN LARRY CFO Sell 22.5 -5,810 -1.08% $65K
Sep 20, 2024 Sep 24, 2024 MADDEN LARRY CFO Sell 45.0 -6,976 -1.29% $77.3K
Sep 10, 2024 Sep 12, 2024 MADDEN LARRY CFO Sell 42.5 -14,005 -2.52% $141K
Sep 10, 2024 Sep 12, 2024 Vanderhook Christopher COO Sell 22.5 -8,636 -1.68% $87K
Sep 10, 2024 Sep 12, 2024 Vanderhook Timothy CEO Sell 22.5 -8,636 -1.68% $87K
Aug 23, 2024 Aug 27, 2024 MADDEN LARRY CFO Sell 45.0 -7,148 -1.27% $79.6K
Jun 10, 2024 Jun 12, 2024 MADDEN LARRY CFO Sell 42.5 -14,009 -2.42% $129.3K
Jun 10, 2024 Jun 12, 2024 Vanderhook Christopher COO Sell 22.5 -8,529 -1.63% $78.7K
Jun 10, 2024 Jun 12, 2024 Vanderhook Timothy CEO Sell 22.5 -8,529 -1.63% $78.7K
Jun 2, 2024 Jun 4, 2024 Williams Elizabeth Goodman Director Sell 22.5 -17,320 -16.58% $164.7K
Jun 2, 2024 Jun 4, 2024 Yang Vivian Director Sell 82.5 +1,039 1.29% $164.7K
Jun 2, 2024 Jun 4, 2024 VALDES MAX O Director Sell 82.5 +1,039 1.49% $164.7K
Mar 15, 2024 Mar 19, 2024 MADDEN LARRY CFO Neutral 90.0 +121,490 26.62% -
Mar 15, 2024 Mar 19, 2024 Vanderhook Christopher COO Neutral 77.5 +194,384 1.10% -
Mar 15, 2024 Mar 19, 2024 Vanderhook Timothy CEO Neutral 77.5 +194,384 1.10% -
Mar 10, 2024 Mar 12, 2024 Vanderhook Christopher COO Sell 20.0 -82,534 -20.04% $836.1K
Mar 10, 2024 Mar 12, 2024 Vanderhook Timothy CEO Sell 20.0 -82,534 -20.04% $836.1K
Mar 10, 2024 Mar 12, 2024 MADDEN LARRY CFO Sell 40.0 -61,229 -11.83% $620.2K
Dec 10, 2023 Dec 12, 2023 MADDEN LARRY CFO Sell 42.5 -16,781 -3.14% $123.8K
Sep 10, 2023 Sep 11, 2023 MADDEN LARRY CFO Sell 42.5 -16,784 -3.05% $111.4K
Jun 13, 2023 Jun 15, 2023 VALDES MAX O Director Sell 26.3 -10,294 -12.83% $45K
Jun 10, 2023 Jun 12, 2023 MADDEN LARRY CFO Sell 42.5 -16,784 -2.96% $71.2K
Jun 2, 2023 Jun 6, 2023 VALDES MAX O Director Neutral 90.0 +32,895 69.53% -
Jun 2, 2023 Jun 6, 2023 Yang Vivian Director Neutral 90.0 +32,895 69.11% -
Jun 2, 2023 Jun 6, 2023 Williams Elizabeth Goodman Director Neutral 90.0 +32,895 45.97% -
Mar 7, 2023 Mar 14, 2023 Vanderhook Christopher COO Sell 95.0 +145,080 54.40% $145K
Mar 7, 2023 Mar 14, 2023 Vanderhook Timothy CEO Sell 95.0 +145,080 54.40% $145K
Mar 7, 2023 Mar 14, 2023 MADDEN LARRY CFO Sell 95.0 +73,906 14.96% $159.9K
Dec 10, 2022 Dec 12, 2022 MADDEN LARRY CFO Sell 42.5 -16,784 -3.29% $56.9K
Sep 10, 2022 Sep 13, 2022 MADDEN LARRY CFO Sell 42.5 -16,784 -3.18% $81.6K
Aug 23, 2022 Aug 25, 2022 Yang Vivian Director Neutral 82.5 +1,512 3.28% -
Aug 23, 2022 Aug 25, 2022 Williams Elizabeth Goodman Director Neutral 90.0 +10,052 16.34% -
Aug 23, 2022 Aug 25, 2022 VALDES MAX O Director Neutral 90.0 +10,052 26.98% -
Jun 10, 2022 Jun 14, 2022 MADDEN LARRY CFO Sell 42.5 -16,784 -3.08% $103.4K
Jun 2, 2022 Jun 6, 2022 Williams Elizabeth Goodman Director Neutral 90.0 +24,510 66.24% -
Jun 2, 2022 Jun 6, 2022 VALDES MAX O Director Neutral 90.0 +24,510 192.24% -
Jun 2, 2022 Jun 6, 2022 Yang Vivian Director Neutral 90.0 +24,510 113.60% -
Mar 15, 2022 Mar 17, 2022 Vanderhook Timothy CEO Neutral 90.0 +266,667 100.00% -
Mar 15, 2022 Mar 17, 2022 Vanderhook Christopher COO Neutral 90.0 +266,667 100.00% -
Mar 14, 2022 Mar 17, 2022 MADDEN LARRY CFO Sell 95.0 +145,039 36.32% $131.5K
Dec 10, 2021 Jan 14, 2022 MADDEN LARRY CFO Sell 42.5 -16,784 -4.03% $157.9K
Dec 7, 2021 Dec 9, 2021 Yang Vivian Director Neutral 90.0 +21,575 100.00% -
Dec 9, 2021 Yang Vivian Director Neutral 52.5 - 0.00% -
Sep 13, 2021 Sep 15, 2021 MADDEN LARRY CFO Sell 42.5 -18,404 -2.03% $230.2K
Aug 9, 2021 Aug 11, 2021 MADDEN LARRY CFO Sell 37.5 -75,521 -7.40% $1.3M
Feb 10, 2021 Feb 12, 2021 Vanderhook Christopher COO Sell 15.0 -554,036 -3.10% $13.9M
Feb 10, 2021 Feb 12, 2021 Vanderhook Timothy CEO Sell 15.0 -554,036 -3.10% $13.9M
Feb 10, 2021 Feb 12, 2021 Four Brothers 2 LLC 10% Owner Sell 15.0 -910,232 -3.10% $22.8M
Feb 9, 2021 Feb 11, 2021 Williams Elizabeth Goodman Director Buy 97.5 +37,000 100.00% $625K
Feb 9, 2021 Feb 11, 2021 VALDES MAX O Director Buy 91.3 +12,750 100.00% $18.8K
Feb 9, 2021 Feb 11, 2021 MADDEN LARRY CFO Sell 97.5 +495,000 49.53% $375K
Feb 10, 2021 VALDES MAX O Director Neutral 52.5 - 0.00% -
Feb 10, 2021 Williams Elizabeth Goodman Director Neutral 52.5 - 0.00% -
Feb 9, 2021 Four Brothers 2 LLC 10% Owner Neutral 52.5 - 0.00% -
Feb 9, 2021 MADDEN LARRY CFO Neutral 52.5 - 0.00% -
Feb 9, 2021 Vanderhook Christopher COO Neutral 52.5 - 0.00% -
Feb 9, 2021 Vanderhook Timothy Officer Neutral 52.5 - 0.00% -