- Google LLC - 72.10%
- Microsoft Corporation - 32.00%
- Cloudflare, Inc. - 30.50%
- Facebook, Inc. - 21.40%
- The Trade Desk Inc - 19.00%
- Amazon Technologies, Inc. - 18.90%
- Magnite, Inc. - 16.00%
- PubMatic, Inc. - 14.20%
- Adobe Inc. - 13.90%
- LiveRamp Holdings, Inc. - 13.80%
- Lotame Solutions, Inc. - 13.80%
- OpenX Technologies Inc - 13.60%
- Index Exchange, Inc. - 13.50%
- ID5 Technology Ltd - 12.50%
- Yahoo Inc. - 12.40%
- IPONWEB GmbH - 12.00%
- Tapad, Inc. - 12.00%
- Amobee, Inc - 10.40%
- RTB House S.A. - 10.00%
- Criteo SA - 9.98%
- Collective Roll - 9.77%
- TripleLift - 9.48%
- LiveIntent Inc. - 9.46%
- Sovrn Holdings - 9.25%
- Conversant LLC - 9.01%
- RhythmOne - 8.70%
- Media.net Advertising FZ-LLC - 8.44%
- OneTrust LLC - 8.41%
- Sharethrough, Inc. - 8.24%
- Smartadserver S.A.S - 7.90%
- Outbrain - 7.80%
- 33Across, Inc. - 7.57%
- Beeswax - 7.51%
- Quantcast Corporation - 7.47%
- comScore, Inc - 7.38%
- Adelphic, Inc. - 7.34%
- Improve Digital BV - 7.15%
- Pinduoduo Inc. - 7.13%
- Almondnet Group - 7.08%
- Zeta Global - 6.92%
- Adform A/S - 6.86%
- Sonobi, Inc - 6.43%
- Unruly Group Limited - 6.38%
- Pulsepoint, Inc. - 6.36%
- YieldMo, Inc. - 6.17%
- Blis Global Ltd - 6.07%
- GumGum - 5.97%
- Monet Engine Inc. - 5.96%
- Smaato Inc. - 5.89%
- Centro, Inc. - 5.86%
- Simplifi Holdings Inc. - 5.85%
- Online Media Solutions Ltd. dba Brightcom - 5.59%
- ByteDance Ltd. - 5.44%
- Pinterest, Inc. - 5.41%
- DeepIntent Inc - 5.06%
- ADman Media - 4.96%
- Nativo, Inc - 4.78%
- FreeWheel - 4.71%
- Prospect One - 4.71%
- Twitter, Inc. - 4.71%
- Teads ( Luxenbourg ) SA - 4.68%
- TransUnion LLC - 4.60%
- eyeota Limited - 4.60%
- Opera Software AS - 4.34%
- Klaviyo - 4.32%
- The Nielsen Company - 4.23%
- Shopify Inc. - 4.13%
- InMobi Pte Ltd - 4.09%
- Hotjar Ltd - 4.07%
- Blockthrough Inc. - 3.91%
- IQzone Inc. - 3.87%
- Unity Software Inc. - 3.83%
- Taboola, Inc. - 3.82%
- OnAudience Ltd. - 3.73%
- consentmanager AB - 3.71%
- Rich Audience Technologies - 3.69%
- Kargo Global, Inc. - 3.61%
- Mediavine, Inc. - 3.51%
- Throtle - 3.51%
- Audigent - 3.30%
- Brandmetrics - 3.16%
- Insticator - 3.07%
- Disqus, Inc. - 3.01%
- Mediaocean LLC - 2.99%
- Ogury Limited - 2.91%
- Reddit Inc. - 2.90%
- Bombora Inc. - 2.86%
- SEEDTAG ADVERTISING S.L. - 2.84%
- Merkle Inc - 2.77%
- Akamai Technologies - 2.76%
- Automattic, Inc. - 2.71%
- Vidazoo Ltd - 2.71%
- AdThrive, LLC - 2.58%
- WPP plc - 2.58%
- MediaMath, Inc. - 2.55%
- OpenJS Foundation - 2.54%
- New Relic - 2.52%
- Engine USA LLC - 2.29%
- Clicksco FZ - 2.20%
- Usercentrics GmbH - 2.14%