- Google LLC - 72.30%
- Microsoft Corporation - 32.10%
- Cloudflare, Inc. - 29.90%
- Facebook, Inc. - 21.80%
- Amazon Technologies, Inc. - 18.90%
- The Trade Desk Inc - 18.70%
- Magnite, Inc. - 15.90%
- Adobe Inc. - 14.20%
- PubMatic, Inc. - 14.00%
- LiveRamp Holdings, Inc. - 13.50%
- Lotame Solutions, Inc. - 13.50%
- OpenX Technologies Inc - 13.30%
- Index Exchange, Inc. - 13.20%
- ID5 Technology Ltd - 12.40%
- Yahoo Inc. - 12.10%
- Tapad, Inc. - 12.00%
- IPONWEB GmbH - 11.60%
- Amobee, Inc - 10.10%
- Criteo SA - 9.86%
- RTB House S.A. - 9.46%
- TripleLift - 9.41%
- LiveIntent Inc. - 9.35%
- Sovrn Holdings - 9.03%
- Collective Roll - 8.89%
- Conversant LLC - 8.72%
- OneTrust LLC - 8.57%
- RhythmOne - 8.29%
- Media.net Advertising FZ-LLC - 8.13%
- Sharethrough, Inc. - 8.13%
- Smartadserver S.A.S - 7.96%
- Beeswax - 7.47%
- Outbrain - 7.36%
- 33Across, Inc. - 7.27%
- Almondnet Group - 7.27%
- comScore, Inc - 7.19%
- Quantcast Corporation - 7.06%
- Improve Digital BV - 6.88%
- Zeta Global - 6.85%
- Pinduoduo Inc. - 6.83%
- Adform A/S - 6.73%
- Adelphic, Inc. - 6.50%
- Pulsepoint, Inc. - 6.29%
- Sonobi, Inc - 6.10%
- Unruly Group Limited - 6.04%
- YieldMo, Inc. - 6.01%
- Blis Global Ltd - 5.96%
- Centro, Inc. - 5.90%
- Smaato Inc. - 5.76%
- Simplifi Holdings Inc. - 5.69%
- GumGum - 5.67%
- ByteDance Ltd. - 5.63%
- Monet Engine Inc. - 5.58%
- Pinterest, Inc. - 5.46%
- FreeWheel - 5.40%
- ADman Media - 4.90%
- Prospect One - 4.80%
- Twitter, Inc. - 4.80%
- The Nielsen Company - 4.75%
- DeepIntent Inc - 4.73%
- Nativo, Inc - 4.63%
- TransUnion LLC - 4.60%
- Klaviyo - 4.49%
- Teads ( Luxenbourg ) SA - 4.38%
- Shopify Inc. - 4.33%
- Opera Software AS - 4.30%
- eyeota Limited - 4.21%
- InMobi Pte Ltd - 4.20%
- Hotjar Ltd - 4.19%
- Online Media Solutions Ltd. dba Brightcom - 4.08%
- Taboola, Inc. - 3.84%
- Unity Software Inc. - 3.73%
- Blockthrough Inc. - 3.72%
- OnAudience Ltd. - 3.70%
- consentmanager AB - 3.69%
- IQzone Inc. - 3.68%
- Adyoulike - 3.58%
- Rich Audience Technologies - 3.57%
- Kargo Global, Inc. - 3.56%
- Mediavine, Inc. - 3.47%
- Audigent - 3.16%
- Reddit Inc. - 2.98%
- Brandmetrics - 2.95%
- Disqus, Inc. - 2.91%
- Mediaocean LLC - 2.89%
- Bombora Inc. - 2.87%
- Akamai Technologies - 2.81%
- Merkle Inc - 2.73%
- SEEDTAG ADVERTISING S.L. - 2.73%
- Automattic, Inc. - 2.71%
- Ogury Limited - 2.69%
- New Relic - 2.60%
- Vidazoo Ltd - 2.59%
- OpenJS Foundation - 2.57%
- AdThrive, LLC - 2.52%
- Throtle - 2.52%
- MediaMath, Inc. - 2.45%
- WPP plc - 2.30%
- Insticator - 2.26%
- Engine USA LLC - 2.19%
- Usercentrics GmbH - 2.13%