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VIANT TECHNOLOGY INC-A (DSP) Stock Ownership and Short Interest

USA - NASDAQ:DSP - US92557A1016 - Common Stock

8.595 USD
+0.46 (+5.59%)
Last: 10/13/2025, 8:00:17 PM
8.58 USD
-0.02 (-0.17%)
Pre-Market: 10/14/2025, 4:17:50 AM
DSP Ownership Chart.DSP Ownership Chart: showing Insider, Institutional ownership and shares available to the public.DSP Ownership.InsiderInstitutionalPublic



Shares Outstanding62.95M
Float14.85M
Float Short Interest Percentage7.73%
Owners (insider)8.34%
Owners (institutional)69.11%
Owners (insider) change-7.17%
Owners (institutional) change-0.05%
DSP Institutional Ownership HistoryDSP Institutional Ownership HistoryDSP Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 2M 4M 6M 8M 10M
DSP Historical Insider Transactions ChartDSP Historical Insider Buy and Sell Transactions ChartDSP Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 0 -500K -1M -1.5M
Date Name Type Shares Price Amount
Sep 16, 2025 Four Brothers 2 LLC Option Excercise 941777 0.00 $ 0.00
Sep 16, 2025 Four Brothers 2 LLC Other Disposition 1883554 4.78 $ 8,999,997.72
Sep 16, 2025 Vanderhook Christopher Option Excercise 313926 0.00 $ 0.00
Sep 16, 2025 Vanderhook Christopher Other Disposition 627852 4.78 $ 3,000,002.43
Sep 16, 2025 Vanderhook Timothy Option Excercise 313926 0.00 $ 0.00
Sep 16, 2025 Vanderhook Timothy Other Disposition 627852 4.78 $ 3,000,002.43
Sep 15, 2025 MADDEN LARRY Open Market Sale 13006 9.73 $ 126,514.56
Sep 15, 2025 Vanderhook Christopher Open Market Sale 8782 9.73 $ 85,426.03
Sep 15, 2025 Vanderhook Timothy Open Market Sale 8782 9.73 $ 85,426.03
Jun 13, 2025 MADDEN LARRY Open Market Sale 13265 13.08 $ 173,477.02
Jun 13, 2025 Vanderhook Timothy Open Market Sale 8960 13.08 $ 117,177.09
Jun 13, 2025 Vanderhook Christopher Open Market Sale 8960 13.08 $ 117,177.09
Jun 5, 2025 Yang Vivian Grant 12382 0.00 $ 0.00
Jun 5, 2025 VALDES MAX O Grant 12382 0.00 $ 0.00
Jun 5, 2025 VALDES MAX O Open Market Sale 9900 14.07 $ 139,297.48
Jun 5, 2025 Wilson Brett Grant 12382 0.00 $ 0.00
May 20, 2025 VALDES MAX O Other Disposition 44343 0.00 $ 0.00
May 12, 2025 Wilson Brett Grant 23537 0.00 $ 0.00
Mar 15, 2025 MADDEN LARRY Grant 163398 0.00 $ 0.00
Mar 10, 2025 MADDEN LARRY Option Excercise 58212 13.32 $ 775,383.84
Mar 10, 2025 Vanderhook Timothy Other Disposition 92204 13.32 $ 1,228,157.28
Mar 10, 2025 Vanderhook Christopher Other Disposition 92204 13.32 $ 1,228,157.28
Feb 5, 2025 MADDEN LARRY Open Market Sale 14284 23.12 $ 330,234.65
Jan 2, 2025 MADDEN LARRY Open Market Sale 14284 18.76 $ 267,994.98
Dec 19, 2024 Vanderhook Timothy Option Excercise 203527 4.44 $ 903,659.88
Dec 19, 2024 Vanderhook Timothy Option Excercise 47115 19.18 $ 903,665.70
Dec 19, 2024 Vanderhook Timothy Other Disposition 156412 19.18 $ 2,999,982.16
Dec 19, 2024 Vanderhook Christopher Option Excercise 203527 4.44 $ 903,659.88
Dec 19, 2024 Vanderhook Christopher Option Excercise 47115 19.18 $ 903,665.70
Dec 19, 2024 Vanderhook Christopher Other Disposition 156412 19.18 $ 2,999,982.16
Dec 18, 2024 Vanderhook Timothy Other Disposition 31556 0.00 $ 0.00
Dec 18, 2024 Vanderhook Christopher Other Disposition 31556 0.00 $ 0.00
Dec 10, 2024 Vanderhook Timothy Other Disposition 8636 21.37 $ 184,551.32
Dec 10, 2024 Vanderhook Christopher Other Disposition 8636 21.37 $ 184,551.32
Dec 10, 2024 MADDEN LARRY Option Excercise 5442 21.37 $ 116,295.54
Dec 6, 2024 VALDES MAX O Open Market Sale 7500 20.51 $ 153,828.75
Dec 4, 2024 MADDEN LARRY Open Market Sale 14284 19.51 $ 278,695.12
Nov 14, 2024 MADDEN LARRY Open Market Sale 135716 15.68 $ 2,128,493.02
Oct 28, 2024 MADDEN LARRY Open Market Sale 1498 11.57 $ 17,338.90