- Google LLC - 61.10%
- Microsoft Corporation - 25.70%
- Cloudflare, Inc. - 25.00%
- Facebook, Inc. - 17.80%
- The Trade Desk Inc - 15.70%
- Amazon Technologies, Inc. - 14.40%
- Magnite, Inc. - 11.60%
- Adobe Inc. - 10.70%
- Criteo SA - 10.00%
- Index Exchange, Inc. - 9.46%
- PubMatic, Inc. - 9.40%
- Tapad, Inc. - 9.36%
- Yahoo Inc. - 9.36%
- ID5 Technology Ltd - 9.13%
- Lotame Solutions, Inc. - 9.03%
- LiveRamp Holdings, Inc. - 8.98%
- OpenX Technologies Inc - 8.61%
- LiveIntent Inc. - 7.91%
- IPONWEB GmbH - 7.11%
- TripleLift - 7.03%
- Conversant LLC - 6.70%
- OneTrust LLC - 6.62%
- Collective Roll - 6.61%
- Amobee, Inc - 6.46%
- RTB House S.A. - 6.30%
- Smartadserver S.A.S - 6.23%
- Media.net Advertising FZ-LLC - 5.78%
- comScore, Inc - 5.46%
- Beeswax - 5.43%
- Sharethrough, Inc. - 5.09%
- ByteDance Ltd. - 4.89%
- Pulsepoint, Inc. - 4.87%
- Adform A/S - 4.83%
- Zeta Global - 4.69%
- Outbrain - 4.68%
- Blis Global Ltd - 4.65%
- Sonobi, Inc - 4.52%
- Centro, Inc. - 4.44%
- Monet Engine Inc. - 4.43%
- Simplifi Holdings Inc. - 4.40%
- Pinterest, Inc. - 4.39%
- Prospect One - 4.39%
- Pinduoduo Inc. - 4.31%
- Shopify Inc. - 4.11%
- YieldMo, Inc. - 4.10%
- 33Across, Inc. - 4.09%
- Opera Software AS - 4.08%
- GumGum - 4.03%
- Quantcast Corporation - 4.02%
- Adelphic, Inc. - 3.97%
- Teads ( Luxenbourg ) SA - 3.81%
- Klaviyo - 3.76%
- ADman Media - 3.75%
- SEEDTAG ADVERTISING S.L. - 3.72%
- InMobi Pte Ltd - 3.50%
- Kargo Global, Inc. - 3.50%
- Twitter, Inc. - 3.50%
- Nativo, Inc - 3.48%
- Online Media Solutions Ltd. dba Brightcom - 3.44%
- Almondnet Group - 3.38%
- The Nielsen Company - 3.37%
- consentmanager AB - 3.36%
- Mediavine, Inc. - 3.27%
- FreeWheel - 3.17%
- TransUnion LLC - 3.04%
- DeepIntent Inc - 3.02%
- Reddit Inc. - 2.99%
- Ogury Limited - 2.98%
- Taboola, Inc. - 2.88%
- Akamai Technologies - 2.83%
- Hotjar Ltd - 2.79%
- Smaato Inc. - 2.79%
- Unity Software Inc. - 2.70%
- eyeota Limited - 2.68%
- Audigent - 2.51%
- Merkle Inc - 2.49%
- Rich Audience Technologies - 2.43%
- Adyoulike - 2.35%
- Insticator - 2.31%
- Clicksco FZ - 2.28%
- Automattic, Inc. - 2.27%
- Disqus, Inc. - 2.25%
- AdThrive, LLC - 2.23%
- Assertive Yield B.V. - 2.14%
- New Relic - 2.12%
- Blockthrough Inc. - 2.06%
- Usercentrics GmbH - 2.04%
- OpenJS Foundation - 2.03%
- HubSpot, Inc. - 1.98%
- MediaMath, Inc. - 1.96%
- Sovrn Holdings - 1.88%
- OnAudience Ltd. - 1.85%
- Undertone Networks - 1.85%
- Throtle - 1.72%
- Snap Inc. - 1.70%
- Bombora Inc. - 1.57%
- Salesforce.com, Inc. - 1.47%
- McCann Disciplines Ltd. - 1.43%
- Confiant, Inc. - 1.36%
- Yandex LLC - 1.33%