LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
DSPCIK 0001828791

Viant Technology Inc.

203 transactions by 8 insiders, from December 16, 2025 to October 13, 2026.

Transactions
2038 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
$8.9Mopen market
Net
−$8.9Mnet selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Timothy VanderhookCEO6142/61—$1.1M
Christopher VanderhookCOO6142/61—$1.1M
Larry MaddenCFO2623/26—$3.3M
Max O. ValdesDir3——$80K
Craig Justin AbrahamsDir2———
Vivian YangDir1———
Brett WilsonDir1———

Large holders and funds

Holders above 10%, often funds. They file the same form, but they trade for portfolio reasons, not because of what they know.

InsiderTradesPlannedBoughtSold
Capital V LLC10%4848/48—$3.3M

All transactions

203 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Larry MaddenCFOOct 13SPLAN20,711$13.14$272K
Larry MaddenCFOSep 18SPLAN14,602$12.10$177K
Larry MaddenCFOSep 16SPLAN17,042$12.52$213K
Christopher VanderhookCOOSep 10D8,636$12.74$110K
Timothy VanderhookCEOSep 10D8,636$12.74$110K
Larry MaddenCFOSep 10F24,016$12.74$306K
Larry MaddenCFOAug 11SPLAN1,431$13.68$20K
Larry MaddenCFOAug 11SPLAN26,020$13.03$339K
Craig Justin AbrahamsDirAug 10A10,720$0.00—
Craig Justin AbrahamsDirAug 10A28,389$0.00—
Larry MaddenCFOJul 23SPLAN2,814$10.69$30K
Timothy VanderhookCEODERIVJul 21MPLAN12,500——
Timothy VanderhookCEOJul 23SPLAN4,304$10.47$45K
Timothy VanderhookCEOJul 22SPLAN5,000$11.03$55K
Timothy VanderhookCEOJul 21SPLAN3,196$11.70$37K
Timothy VanderhookCEOJul 21DPLAN12,500$0.00—
Timothy VanderhookCEOJul 21MPLAN12,500$0.00—
Christopher VanderhookCOODERIVJul 21APLAN12,500——
Christopher VanderhookCOOJul 23SPLAN4,304$10.47$45K
Christopher VanderhookCOOJul 22SPLAN5,000$11.03$55K
Christopher VanderhookCOOJul 21SPLAN3,196$11.70$37K
Christopher VanderhookCOOJul 21DPLAN12,500$0.00—
Christopher VanderhookCOOJul 21MPLAN12,500$0.00—
Capital V LLC10%DERIVJul 21MPLAN37,500$0.00—?
Capital V LLC10%Jul 23SPLAN12,912$10.47$135K
Capital V LLC10%Jul 22SPLAN15,000$11.03$166K
Capital V LLC10%Jul 21SPLAN9,588$11.70$112K
Capital V LLC10%Jul 21DPLAN37,500$0.00—
Capital V LLC10%Jul 21MPLAN37,500$0.00—
Larry MaddenCFOJul 8SPLAN11,273$12.69$143K
Larry MaddenCFOJul 7SPLAN9,149$12.86$118K
Larry MaddenCFOJul 6SPLAN10,097$12.78$129K
Timothy VanderhookCEODERIVJun 16MPLAN12,500——
Timothy VanderhookCEOJun 18SPLAN2,500$10.96$27K
Timothy VanderhookCEOJun 17SPLAN5,000$11.09$55K
Timothy VanderhookCEOJun 16SPLAN5,000$11.17$56K
Timothy VanderhookCEOJun 16DPLAN12,500$0.00—
Timothy VanderhookCEOJun 16MPLAN12,500$0.00—
Christopher VanderhookCOODERIVJun 16MPLAN12,500——
Christopher VanderhookCOOJun 18SPLAN2,500$10.96$27K
Christopher VanderhookCOOJun 17SPLAN5,000$11.09$55K
Christopher VanderhookCOOJun 16SPLAN5,000$11.17$56K
Christopher VanderhookCOOJun 16DPLAN12,500$0.00—
Christopher VanderhookCOOJun 16MPLAN12,500$0.00—
Capital V LLC10%DERIVJun 16MPLAN37,500$0.00—?
Capital V LLC10%Jun 18SPLAN7,500$10.96$82K
Capital V LLC10%Jun 17SPLAN15,000$11.09$166K
Capital V LLC10%Jun 16SPLAN15,000$11.17$168K
Capital V LLC10%Jun 16DPLAN37,500$0.00—
Capital V LLC10%Jun 16MPLAN37,500$0.00—
Timothy VanderhookCEOJun 15S9,125$11.10$101K
Christopher VanderhookCOOJun 15S9,125$11.10$101K
Larry MaddenCFOJun 15S25,376$11.10$282K
Timothy VanderhookCEODERIVJun 9A52,096$0.00—?
Timothy VanderhookCEODERIVJun 9A52,096$0.00—?
Timothy VanderhookCEODERIVJun 9A52,096$0.00—?
Timothy VanderhookCEODERIVJun 9A52,096$0.00—?
Timothy VanderhookCEODERIVJun 9G52,096$0.00—?
Timothy VanderhookCEODERIVJun 9G52,096$0.00—?
Timothy VanderhookCEODERIVJun 9G52,096$0.00—?
Timothy VanderhookCEODERIVJun 9G52,096$0.00—?
Timothy VanderhookCEOJun 9A52,096$0.00—
Timothy VanderhookCEOJun 9A52,096$0.00—
Timothy VanderhookCEOJun 9A52,096$0.00—
Timothy VanderhookCEOJun 9A52,096$0.00—
Timothy VanderhookCEOJun 9G52,096$0.00—
Timothy VanderhookCEOJun 9G52,096$0.00—
Timothy VanderhookCEOJun 9G52,096$0.00—
Timothy VanderhookCEOJun 9G52,096$0.00—
Christopher VanderhookCOODERIVJun 9A52,096$0.00—?
Christopher VanderhookCOODERIVJun 9A52,096$0.00—?
Christopher VanderhookCOODERIVJun 9A52,096$0.00—?
Christopher VanderhookCOODERIVJun 9A52,096$0.00—?
Christopher VanderhookCOODERIVJun 9G52,096$0.00—?
Christopher VanderhookCOODERIVJun 9G52,096$0.00—?
Christopher VanderhookCOODERIVJun 9G52,096$0.00—?
Christopher VanderhookCOODERIVJun 9G52,096$0.00—?
Christopher VanderhookCOOJun 9A52,096$0.00—
Christopher VanderhookCOOJun 9A52,096$0.00—
Christopher VanderhookCOOJun 9A52,096$0.00—
Christopher VanderhookCOOJun 9A52,096$0.00—
Christopher VanderhookCOOJun 9G52,096$0.00—
Christopher VanderhookCOOJun 9G52,096$0.00—
Christopher VanderhookCOOJun 9G52,096$0.00—
Christopher VanderhookCOOJun 9G52,096$0.00—
Max O. ValdesDirJun 9S3,386$11.97$41K
Max O. ValdesDirJun 8S3,300$12.10$40K
Larry MaddenCFOJun 8SPLAN14,670$12.10$177K
Larry MaddenCFOJun 5SPLAN18,663$12.24$228K
Vivian YangDirJun 4A15,948$0.00—
Brett WilsonDirJun 4A15,948$0.00—
Max O. ValdesDirJun 4A15,948$0.00—
Timothy VanderhookCEODERIVMay 19MPLAN12,500——
Timothy VanderhookCEOMay 21SPLAN2,500$10.79$27K
Timothy VanderhookCEOMay 20SPLAN5,000$10.60$53K
Timothy VanderhookCEOMay 19SPLAN5,000$10.89$54K
Timothy VanderhookCEOMay 19DPLAN12,500$0.00—
Timothy VanderhookCEOMay 19MPLAN12,500$0.00—
Christopher VanderhookCOODERIVMay 19MPLAN12,500——
Christopher VanderhookCOOMay 21SPLAN2,500$10.79$27K
Christopher VanderhookCOOMay 20SPLAN5,000$10.60$53K
Christopher VanderhookCOOMay 19SPLAN5,000$10.89$54K
Christopher VanderhookCOOMay 19DPLAN12,500$0.00—
Christopher VanderhookCOOMay 19MPLAN12,500$0.00—
Capital V LLC10%DERIVMay 19MPLAN37,500$0.00—?
Capital V LLC10%May 21SPLAN7,500$10.79$81K
Capital V LLC10%May 20SPLAN15,000$10.60$159K
Capital V LLC10%May 19SPLAN15,000$10.89$163K
Capital V LLC10%May 19DPLAN37,500$0.00—
Capital V LLC10%May 19MPLAN37,500$0.00—
Larry MaddenCFOMay 11SPLAN3,471$11.95$41K
Larry MaddenCFOMay 11SPLAN13,826$11.29$156K
Larry MaddenCFOMay 8SPLAN18,538$11.85$220K
Larry MaddenCFOApr 23SPLAN12,782$10.16$130K
Larry MaddenCFOApr 22SPLAN13,263$10.74$142K
Larry MaddenCFOApr 21SPLAN13,283$10.91$145K
Timothy VanderhookCEODERIVApr 20MPLAN12,500——
Timothy VanderhookCEOApr 22SPLAN2,796$10.74$30K
Timothy VanderhookCEOApr 21SPLAN4,704$10.91$51K
Timothy VanderhookCEOApr 20SPLAN5,000$11.12$56K
Timothy VanderhookCEOApr 20DPLAN12,500$0.00—
Timothy VanderhookCEOApr 20MPLAN12,500$0.00—
Christopher VanderhookCOODERIVApr 20MPLAN12,500——
Christopher VanderhookCOOApr 22SPLAN2,796$10.74$30K
Christopher VanderhookCOOApr 21SPLAN4,704$10.91$51K
Christopher VanderhookCOOApr 20SPLAN5,000$11.12$56K
Christopher VanderhookCOOApr 20DPLAN12,500$0.00—
Christopher VanderhookCOOApr 20MPLAN12,500$0.00—
Capital V LLC10%DERIVApr 20MPLAN37,500$0.00—?
Capital V LLC10%Apr 22SPLAN8,389$10.74$90K
Capital V LLC10%Apr 21SPLAN14,111$10.91$154K
Capital V LLC10%Apr 20SPLAN15,000$11.12$167K
Capital V LLC10%Apr 20DPLAN37,500$0.00—
Capital V LLC10%Apr 20MPLAN37,500$0.00—
Larry MaddenCFOApr 6SPLAN7,297$11.31$83K
Larry MaddenCFOApr 2SPLAN10,131$10.94$111K
Larry MaddenCFOApr 1SPLAN7,410$11.27$84K
Timothy VanderhookCEODERIVMar 17MPLAN12,500——
Timothy VanderhookCEOMar 19SPLAN2,920$11.42$33K
Timothy VanderhookCEOMar 18SPLAN5,000$12.00$60K
Timothy VanderhookCEOMar 17SPLAN5,000$11.80$59K
Timothy VanderhookCEOMar 17DPLAN12,500$0.00—
Timothy VanderhookCEOMar 17MPLAN12,500$0.00—
Christopher VanderhookCOODERIVMar 17MPLAN12,500——
Christopher VanderhookCOOMar 19SPLAN2,920$11.42$33K
Christopher VanderhookCOOMar 18SPLAN5,000$12.00$60K
Christopher VanderhookCOOMar 17SPLAN5,000$11.80$59K
Christopher VanderhookCOOMar 17DPLAN12,500$0.00—
Christopher VanderhookCOOMar 17MPLAN12,500$0.00—
Capital V LLC10%DERIVMar 17MPLAN37,500$0.00—?
Capital V LLC10%Mar 19SPLAN8,760$11.42$100K
Capital V LLC10%Mar 18SPLAN15,000$12.00$180K
Capital V LLC10%Mar 17SPLAN15,000$11.80$177K
Capital V LLC10%Mar 17DPLAN37,500$0.00—
Capital V LLC10%Mar 17MPLAN37,500$0.00—
Larry MaddenCFOMar 15APLAN249,258$0.00—
Larry MaddenCFOMar 13SPLAN1,658$13.03$22K
Timothy VanderhookCEOMar 10D44,177$10.50$464K
Christopher VanderhookCOOMar 10D44,177$10.50$464K
Larry MaddenCFOMar 10F35,289$10.50$371K
Timothy VanderhookCEODERIVFeb 17MPLAN12,500——
Timothy VanderhookCEOFeb 19SPLAN3,279$9.17$30K
Timothy VanderhookCEOFeb 18SPLAN4,722$9.19$43K
Timothy VanderhookCEOFeb 17SPLAN4,079$9.26$38K
Timothy VanderhookCEOFeb 17DPLAN12,500$0.00—
Timothy VanderhookCEOFeb 17MPLAN12,500$0.00—
Christopher VanderhookCOODERIVFeb 17MPLAN12,500——
Christopher VanderhookCOOFeb 19SPLAN3,279$9.17$30K
Christopher VanderhookCOOFeb 18SPLAN4,722$9.19$43K
Christopher VanderhookCOOFeb 17SPLAN4,079$9.26$38K
Christopher VanderhookCOOFeb 17DPLAN12,500$0.00—
Christopher VanderhookCOOFeb 17MPLAN12,500$0.00—
Capital V LLC10%DERIVFeb 17MPLAN37,500$0.00—?
Capital V LLC10%Feb 19SPLAN9,836$9.17$90K
Capital V LLC10%Feb 18SPLAN14,167$9.19$130K
Capital V LLC10%Feb 17SPLAN12,237$9.26$113K
Capital V LLC10%Feb 17DPLAN37,500$0.00—
Capital V LLC10%Feb 17MPLAN37,500$0.00—
Larry MaddenCFOJan 22SPLAN4,224$13.09$55K
Timothy VanderhookCEODERIVJan 20MPLAN12,500——
Timothy VanderhookCEOJan 22SPLAN2,574$12.87$33K
Timothy VanderhookCEOJan 21SPLAN4,926$12.24$60K
Timothy VanderhookCEOJan 20SPLAN5,000$11.94$60K
Timothy VanderhookCEOJan 20DPLAN12,500$0.00—
Timothy VanderhookCEOJan 20MPLAN12,500$0.00—
Christopher VanderhookCOODERIVJan 20MPLAN12,500——
Christopher VanderhookCOOJan 22SPLAN2,574$12.87$33K
Christopher VanderhookCOOJan 21SPLAN4,926$12.24$60K
Christopher VanderhookCOOJan 20SPLAN5,000$11.94$60K
Christopher VanderhookCOOJan 20DPLAN12,500$0.00—
Christopher VanderhookCOOJan 20MPLAN12,500$0.00—
Capital V LLC10%DERIVJan 20MPLAN37,500$0.00—?
Capital V LLC10%Jan 22SPLAN7,722$12.87$99K
Capital V LLC10%Jan 21SPLAN14,778$12.24$181K
Capital V LLC10%Jan 20SPLAN15,000$11.94$179K
Capital V LLC10%Jan 20DPLAN37,500$0.00—
Capital V LLC10%Jan 20MPLAN37,500$0.00—
Capital V LLC10%Dec 19SPLAN7,500$11.79$88K
Capital V LLC10%DERIVDec 16MPLAN37,500$0.00—?
Capital V LLC10%Dec 18SPLAN15,000$11.93$179K