- Google LLC - 59.90%
- Cloudflare, Inc. - 24.50%
- Microsoft Corporation - 24.50%
- Facebook, Inc. - 17.30%
- The Trade Desk Inc - 14.60%
- Amazon Technologies, Inc. - 13.70%
- Magnite, Inc. - 10.70%
- Adobe Inc. - 10.10%
- Criteo SA - 9.47%
- ID5 Technology Ltd - 8.68%
- PubMatic, Inc. - 8.60%
- Yahoo Inc. - 8.49%
- Index Exchange, Inc. - 8.45%
- Tapad, Inc. - 8.44%
- Lotame Solutions, Inc. - 8.29%
- LiveRamp Holdings, Inc. - 8.24%
- OpenX Technologies Inc - 7.89%
- LiveIntent Inc. - 7.42%
- IPONWEB GmbH - 6.23%
- OneTrust LLC - 6.23%
- Amobee, Inc - 6.07%
- Conversant LLC - 5.99%
- Collective Roll - 5.92%
- RTB House S.A. - 5.90%
- TripleLift - 5.83%
- Smartadserver S.A.S - 5.30%
- Media.net Advertising FZ-LLC - 4.89%
- comScore, Inc - 4.82%
- ByteDance Ltd. - 4.78%
- Beeswax - 4.70%
- Prospect One - 4.39%
- Zeta Global - 4.37%
- Outbrain - 4.32%
- Sharethrough, Inc. - 4.31%
- Improve Digital BV - 4.23%
- Pinterest, Inc. - 4.13%
- RhythmOne - 4.10%
- Centro, Inc. - 4.05%
- Shopify Inc. - 4.05%
- Blis Global Ltd - 3.93%
- Monet Engine Inc. - 3.80%
- Adform A/S - 3.69%
- Simplifi Holdings Inc. - 3.69%
- Pinduoduo Inc. - 3.66%
- Klaviyo - 3.63%
- GumGum - 3.62%
- Pulsepoint, Inc. - 3.61%
- 33Across, Inc. - 3.56%
- Opera Software AS - 3.55%
- Sonobi, Inc - 3.55%
- Quantcast Corporation - 3.51%
- YieldMo, Inc. - 3.48%
- Adelphic, Inc. - 3.43%
- Teads ( Luxenbourg ) SA - 3.43%
- Twitter, Inc. - 3.43%
- Almondnet Group - 3.30%
- consentmanager AB - 3.30%
- Kargo Global, Inc. - 3.28%
- ADman Media - 3.22%
- InMobi Pte Ltd - 3.20%
- SEEDTAG ADVERTISING S.L. - 3.20%
- Mediavine, Inc. - 3.13%
- Unruly Group Limited - 3.09%
- Online Media Solutions Ltd. dba Brightcom - 3.05%
- Akamai Technologies - 2.96%
- Reddit Inc. - 2.93%
- TransUnion LLC - 2.80%
- The Nielsen Company - 2.77%
- Nativo, Inc - 2.73%
- DeepIntent Inc - 2.70%
- eyeota Limited - 2.70%
- Hotjar Ltd - 2.65%
- FreeWheel - 2.52%
- Ogury Limited - 2.45%
- Taboola, Inc. - 2.43%
- Smaato Inc. - 2.38%
- Rich Audience Technologies - 2.37%
- Unity Software Inc. - 2.29%
- Clicksco FZ - 2.14%
- Automattic, Inc. - 2.13%
- Merkle Inc - 2.13%
- Adyoulike - 2.07%
- New Relic - 2.07%
- Blockthrough Inc. - 2.04%
- Usercentrics GmbH - 2.02%
- Insticator - 2.00%
- HubSpot, Inc. - 1.95%
- OpenJS Foundation - 1.92%
- AdThrive, LLC - 1.88%
- Disqus, Inc. - 1.86%
- Audigent - 1.85%
- Assertive Yield B.V. - 1.83%
- Snap Inc. - 1.65%
- Sovrn Holdings - 1.65%
- MediaMath, Inc. - 1.62%
- Undertone Networks - 1.56%
- Bombora Inc. - 1.52%
- Salesforce.com, Inc. - 1.43%
- Throtle - 1.42%
- Yandex LLC - 1.35%