- Google LLC - 66.70%
- Cloudflare, Inc. - 33.30%
- Microsoft Corporation - 29.40%
- Facebook, Inc. - 19.80%
- The Trade Desk Inc - 17.70%
- Amazon Technologies, Inc. - 16.70%
- Magnite, Inc. - 13.70%
- Adobe Inc. - 13.00%
- Index Exchange, Inc. - 12.50%
- OpenX Technologies Inc - 11.90%
- PubMatic, Inc. - 11.90%
- LiveRamp Holdings, Inc. - 11.60%
- Lotame Solutions, Inc. - 11.50%
- Yahoo Inc. - 11.00%
- ID5 Technology Ltd - 10.60%
- IPONWEB GmbH - 10.00%
- Tapad, Inc. - 9.97%
- Criteo SA - 9.79%
- TripleLift - 8.65%
- Amobee, Inc - 8.54%
- RTB House S.A. - 8.17%
- Collective Roll - 8.04%
- Sovrn Holdings - 7.74%
- LiveIntent Inc. - 7.70%
- Conversant LLC - 7.59%
- OneTrust LLC - 7.26%
- Media.net Advertising FZ-LLC - 7.22%
- Smartadserver S.A.S - 7.17%
- Sharethrough, Inc. - 6.95%
- RhythmOne - 6.85%
- Outbrain - 6.53%
- Beeswax - 6.43%
- Pinduoduo Inc. - 6.34%
- Improve Digital BV - 6.03%
- Adelphic, Inc. - 5.92%
- Adform A/S - 5.89%
- comScore, Inc - 5.69%
- 33Across, Inc. - 5.54%
- Zeta Global - 5.36%
- Blis Global Ltd - 5.35%
- Monet Engine Inc. - 5.26%
- Quantcast Corporation - 5.23%
- Simplifi Holdings Inc. - 5.17%
- Pulsepoint, Inc. - 5.15%
- Centro, Inc. - 5.11%
- GumGum - 5.01%
- YieldMo, Inc. - 5.01%
- ByteDance Ltd. - 4.96%
- Unruly Group Limited - 4.91%
- Smaato Inc. - 4.88%
- Pinterest, Inc. - 4.58%
- Sonobi, Inc - 4.55%
- Prospect One - 4.54%
- FreeWheel - 4.44%
- TransUnion LLC - 4.41%
- Twitter, Inc. - 4.34%
- Almondnet Group - 4.27%
- Opera Software AS - 4.15%
- eyeota Limited - 4.14%
- Teads ( Luxenbourg ) SA - 4.06%
- DeepIntent Inc - 3.90%
- Nativo, Inc - 3.79%
- ADman Media - 3.74%
- Hotjar Ltd - 3.68%
- Klaviyo - 3.68%
- The Nielsen Company - 3.66%
- Shopify Inc. - 3.51%
- Online Media Solutions Ltd. dba Brightcom - 3.47%
- InMobi Pte Ltd - 3.42%
- Taboola, Inc. - 3.39%
- consentmanager AB - 3.35%
- Rich Audience Technologies - 3.25%
- Kargo Global, Inc. - 3.18%
- Mediavine, Inc. - 3.08%
- OnAudience Ltd. - 2.97%
- Reddit Inc. - 2.88%
- IQzone Inc. - 2.84%
- Unity Software Inc. - 2.84%
- Mediaocean LLC - 2.77%
- Blockthrough Inc. - 2.74%
- Ogury Limited - 2.74%
- SEEDTAG ADVERTISING S.L. - 2.73%
- Bombora Inc. - 2.69%
- Akamai Technologies - 2.68%
- Insticator - 2.66%
- Adyoulike - 2.56%
- Automattic, Inc. - 2.47%
- OpenJS Foundation - 2.45%
- New Relic - 2.44%
- Merkle Inc - 2.33%
- MediaMath, Inc. - 2.29%
- AdThrive, LLC - 2.15%
- Clicksco FZ - 2.13%
- Usercentrics GmbH - 2.12%
- Audigent - 2.10%
- Disqus, Inc. - 2.08%
- HubSpot, Inc. - 2.06%
- Throtle - 1.99%
- Engine USA LLC - 1.80%
- Adkernel, LLC - 1.75%