- Google LLC - 62.10%
- Microsoft Corporation - 26.40%
- Cloudflare, Inc. - 23.40%
- Facebook, Inc. - 18.20%
- The Trade Desk Inc - 16.30%
- Amazon Technologies, Inc. - 14.90%
- Magnite, Inc. - 12.00%
- Adobe Inc. - 11.80%
- Criteo SA - 10.30%
- LiveRamp Holdings, Inc. - 9.97%
- PubMatic, Inc. - 9.87%
- Index Exchange, Inc. - 9.85%
- Yahoo Inc. - 9.66%
- Tapad, Inc. - 9.59%
- ID5 Technology Ltd - 9.42%
- Lotame Solutions, Inc. - 9.21%
- OpenX Technologies Inc - 8.96%
- IPONWEB GmbH - 7.63%
- Collective Roll - 7.51%
- LiveIntent Inc. - 7.36%
- TripleLift - 7.33%
- Conversant LLC - 7.06%
- RTB House S.A. - 6.88%
- OneTrust LLC - 6.81%
- Smartadserver S.A.S - 6.53%
- Amobee, Inc - 6.45%
- Sharethrough, Inc. - 6.15%
- Beeswax - 5.95%
- Media.net Advertising FZ-LLC - 5.94%
- comScore, Inc - 5.62%
- Adform A/S - 5.61%
- Pinduoduo Inc. - 5.35%
- Outbrain - 5.33%
- Centro, Inc. - 5.18%
- Blis Global Ltd - 5.04%
- Simplifi Holdings Inc. - 5.02%
- Adelphic, Inc. - 4.77%
- YieldMo, Inc. - 4.68%
- ByteDance Ltd. - 4.64%
- Monet Engine Inc. - 4.63%
- Pulsepoint, Inc. - 4.58%
- Opera Software AS - 4.56%
- 33Across, Inc. - 4.43%
- Zeta Global - 4.40%
- GumGum - 4.37%
- Pinterest, Inc. - 4.32%
- Prospect One - 4.32%
- ADman Media - 4.31%
- Sonobi, Inc - 4.23%
- Quantcast Corporation - 4.12%
- FreeWheel - 4.11%
- Sovrn Holdings - 4.09%
- Teads ( Luxenbourg ) SA - 3.99%
- Online Media Solutions Ltd. dba Brightcom - 3.98%
- The Nielsen Company - 3.80%
- Kargo Global, Inc. - 3.74%
- DeepIntent Inc - 3.73%
- Twitter, Inc. - 3.70%
- Nativo, Inc - 3.62%
- consentmanager AB - 3.58%
- Mediavine, Inc. - 3.44%
- Ogury Limited - 3.44%
- InMobi Pte Ltd - 3.42%
- Almondnet Group - 3.38%
- SEEDTAG ADVERTISING S.L. - 3.28%
- Smaato Inc. - 3.27%
- TransUnion LLC - 3.23%
- Klaviyo - 3.19%
- Unity Software Inc. - 3.08%
- Taboola, Inc. - 3.01%
- Akamai Technologies - 2.99%
- Hotjar Ltd - 2.97%
- Rich Audience Technologies - 2.96%
- Shopify Inc. - 2.94%
- Reddit Inc. - 2.93%
- Adyoulike - 2.90%
- eyeota Limited - 2.90%
- Insticator - 2.60%
- Merkle Inc - 2.57%
- Disqus, Inc. - 2.55%
- OnAudience Ltd. - 2.52%
- Automattic, Inc. - 2.43%
- Clicksco FZ - 2.43%
- AdThrive, LLC - 2.31%
- Throtle - 2.26%
- New Relic - 2.24%
- Assertive Yield B.V. - 2.23%
- Blockthrough Inc. - 2.19%
- OpenJS Foundation - 2.09%
- Usercentrics GmbH - 2.07%
- Undertone Networks - 2.04%
- HubSpot, Inc. - 2.00%
- Audigent - 1.95%
- MediaMath, Inc. - 1.74%
- Engine USA LLC - 1.73%
- McCann Disciplines Ltd. - 1.69%
- Vidazoo Ltd - 1.69%
- Cognitiv Corp. - 1.66%
- Bombora Inc. - 1.63%
- Snap Inc. - 1.59%