Viant Technology Inc. (DSP) Insider Trading

Over the last 3 months, DSP insiders made 0 open-market buys and 31 sales, a net sale of -$2.7M (SEC Form 4). Over the last 6 months, 91 institutions increased and 70 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
31
Net (3m)
-$2.7M
Insider trades by month Buys Sells
Dec
Jan
Feb
Mar
Apr
May
Context3-month price +18.7%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
May 21, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerSell2,500$10.79
May 21, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerOption12,500
May 21, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerSell5,000$10.89
May 21, 2026Capital V LLC10 percent ownerSell7,500$10.79
May 21, 2026Capital V LLC10 percent ownerSell15,000$10.89
May 21, 2026Capital V LLC10 percent ownerOption37,500
May 21, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanSell2,500$10.79
May 21, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanSell5,000$10.89
May 21, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanOption12,500
May 12, 2026MADDEN LARRYofficer: Chief Financial OfficerSell18,538$11.85
May 12, 2026MADDEN LARRYofficer: Chief Financial OfficerSell13,826$11.29
May 12, 2026MADDEN LARRYofficer: Chief Financial OfficerSell3,471$11.95
Apr 23, 2026MADDEN LARRYofficer: Chief Financial OfficerSell12,782$10.16
Apr 23, 2026MADDEN LARRYofficer: Chief Financial OfficerSell13,263$10.74
Apr 23, 2026MADDEN LARRYofficer: Chief Financial OfficerSell13,283$10.91
Apr 22, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerOption12,500
Apr 22, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerSell5,000$11.12
Apr 22, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerSell4,704$10.91
Apr 22, 2026Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating OfficerSell2,796$10.74
Apr 22, 2026Capital V LLC10 percent ownerSell15,000$11.12
Apr 22, 2026Capital V LLC10 percent ownerSell8,389$10.74
Apr 22, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanOption12,500
Apr 22, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanSell5,000$11.12
Apr 22, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanSell4,704$10.91
Apr 22, 2026Vanderhook Timothydirector, 10 percent owner, officer: CEO and ChairmanSell2,796$10.74
Apr 22, 2026Capital V LLC10 percent ownerOption37,500
Apr 22, 2026Capital V LLC10 percent ownerSell14,111$10.91
Apr 7, 2026MADDEN LARRYofficer: Chief Financial OfficerSell7,297$11.31
Apr 3, 2026MADDEN LARRYofficer: Chief Financial OfficerSell7,410$11.27
Apr 3, 2026MADDEN LARRYofficer: Chief Financial OfficerSell10,131$10.94

Source: DSP SEC Form 4 filings, latest May 21, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their DSP positions over the last 6 months (SEC Form 13F).

Increased
91
New positions
45
Reduced
70
Sold out
33
Largest moves
InstitutionActionSharesFiled
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.Increased1.3MMay 15, 2026
BLACKROCK, INC.Increased1.2MFeb 12, 2026
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.Reduced1.2MFeb 17, 2026
BLACKROCK, INC.Reduced1.1MMay 13, 2026
ROYCE & ASSOCIATES LPIncreased1.0MMay 12, 2026
VANGUARD GROUP INCIncreased977KJan 29, 2026
ROYCE & ASSOCIATES LPIncreased912KFeb 9, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position672KMay 15, 2026
POTOMAC CAPITAL MANAGEMENT, INC.Increased533KMay 14, 2026
RENAISSANCE TECHNOLOGIES LLCIncreased494KFeb 12, 2026
RENAISSANCE TECHNOLOGIES LLCReduced442KMay 14, 2026
POTOMAC CAPITAL MANAGEMENT, INC.New Position441KFeb 11, 2026
MILLENNIUM MANAGEMENT LLCIncreased430KFeb 17, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased378KMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased375KFeb 9, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.