![David Day](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
David Day
Director of Finance/CFO at
MAGNITE, INC.
Net worth: 7 M $ as of 2026-05-30
Profile
David Lavelle Day founded SignJammer Corp. Currently, he is Chief Financial Officer at Magnite, Inc. and President, Treasurer & Director at Telaria, Inc. (a subsidiary of Magnite, Inc.) and Treasurer & Vice President for Fox Interactive Media, Inc. Mr. Day is also on the board of Magnite Ltd. Mr. Day previously was Chief Financial Officer at SignJammer Corp., Vice President-Finance of Spot Runner, Inc., Senior Vice President & Controller at Overture Corp., Senior Manager at PricewaterhouseCoopers LLP, Senior Vice President-Finance for Yahoo! Search Marketing Solutions, Chief Accounting Officer, Senior VP & Controller at ReachLocal, Inc., Chief Accounting Officer at SiteScout Corp., Senior Auditor at Arthur Andersen LLP and Chief Accounting Officer at MobSmith, Inc. David Lavelle Day received an undergraduate degree from Brigham Young University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
MAGNITE, INC. 0.34% | 2026-05-14 | 493,289 ( 0.34% ) | 7 M $ | 2026-05-30 |
David Day active positions
| Companies | Position | Start |
|---|---|---|
| MAGNITE, INC. | Director of Finance/CFO | 2016-05-24 |
| TELARIA, INC. | President | 2020-03-31 |
Fox Interactive Media, Inc.
 Fox Interactive Media, Inc. Movies/EntertainmentConsumer Services Provides on-line sports events and other entertainment content services | Treasurer | - |
Magnite Ltd.
 Magnite Ltd. Advertising/Marketing ServicesCommercial Services Provides advertising agency services | Director/Board Member | 2013-05-07 |
Former positions of David Day
| Companies | Position | End |
|---|---|---|
| REACHLOCAL INC. | Comptroller/Controller/Auditor | 2013-03-19 |
SignJammer Corp. | Founder | 2011-04-30 |
Spot Runner, Inc.
 Spot Runner, Inc. Packaged SoftwareTechnology Services Develops AI platform for advertising agencies | Corporate Officer/Principal | 2008-01-31 |
Yahoo! Search Marketing Solutions
 Yahoo! Search Marketing Solutions Advertising/Marketing ServicesCommercial Services Provides pay-per-click advertising solutions | Corporate Officer/Principal | 2005-05-31 |
Overture Corp. | Comptroller/Controller/Auditor | 2002-12-31 |
Training of David Day
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
100
+
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
PricewaterhouseCoopers LLP
 PricewaterhouseCoopers LLP Miscellaneous Commercial ServicesCommercial Services Provides auditing, assurance, consulting and tax & business consulting services | Commercial Services |
ReachLocal, Inc.
 ReachLocal, Inc. Packaged SoftwareTechnology Services Offers a SaaS CRM/marketing automation suite for SMBs with AI lead follow-up, websites and review management | Technology Services |
Spot Runner, Inc.
Spot Runner, Inc. Packaged SoftwareTechnology Services Develops AI platform for advertising agencies | Technology Services |
Fox Interactive Media, Inc.
Fox Interactive Media, Inc. Movies/EntertainmentConsumer Services Provides on-line sports events and other entertainment content services | Consumer Services |
Telaria, Inc.
 Telaria, Inc. Packaged SoftwareTechnology Services Operates as a data-driven software platform that monetize and manage premium video inventory | Technology Services |
SiteScout Corp.
 SiteScout Corp. Packaged SoftwareTechnology Services Provides security solution for web publishers | Technology Services |
Arthur Andersen LLP
 Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services | Commercial Services |
Brigham Young University
 Brigham Young University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Yahoo! Search Marketing Solutions
Yahoo! Search Marketing Solutions Advertising/Marketing ServicesCommercial Services Provides pay-per-click advertising solutions | Commercial Services |
Magnite, Inc.
 Magnite, Inc. Packaged SoftwareTechnology Services Develops a technology platform to automate the purchase and sale of digital advertising inventory & campaigns | Technology Services |
MobSmith, Inc.
 MobSmith, Inc. Advertising/Marketing ServicesCommercial Services Provides location based mobile advertising platform | Commercial Services |
Overture Corp. | |
SignJammer Corp. | |
Magnite Ltd.
Magnite Ltd. Advertising/Marketing ServicesCommercial Services Provides advertising agency services | Commercial Services |
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