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Microsoft Advertising

208,885

companies run it, 0.38% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 487,091 live hosts run it, of 191,809,695 hosts in the index, 0.25%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

208,864 at Sept 26; 335,637 twelve months earlier, -126,773, -37.8% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-07withheld0
2021-0813847
2021-0925888
2021-10376129
2021-11501172
2021-12634217
2022-01764262
2022-02894306
2022-031,036355
2022-041,176403
2022-051,316451
2022-061,462501
2022-071,608551
2022-081,746598
2022-091,774608
2022-101,810620
2022-111,847633
2022-121,879643
2023-011,904652
2023-021,932662
2023-031,962672
2023-0410,4843,590
2023-0516,6505,702
2023-0622,8177,814
2023-0728,9769,923
2023-0835,13712,033
2023-0941,29814,143
2023-1047,44516,248
2023-1153,59518,354
2023-1259,74620,461
2024-0165,89522,567
2024-0272,05624,677
2024-0382,44328,234
2024-0492,19831,574
2024-0593,44832,003
2024-0697,09433,251
2024-07100,73634,498
2024-08104,65235,839
2024-09112,41138,497
2024-10127,78243,761
2024-11144,76249,576
2024-12161,18655,200
2025-01183,20462,741
2025-02203,80869,797
2025-03224,39976,848
2025-04243,36383,343
2025-05261,15689,436
2025-06284,71297,503
2025-07307,198105,204
2025-08330,154113,066
2025-09335,637114,943
2025-10337,235115,491
2025-11331,221113,431
2025-12323,598110,820
2026-01316,582108,418
2026-02305,144104,501
2026-03295,404101,165
2026-04290,86999,612
2026-05282,43796,724
2026-06274,66094,061
2026-07256,83287,956
2026-08236,22580,898
2026-09208,86471,528

Both denominators, and a third

Shares of the same 208,885each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.38%
companies running anything in Advertising
15,368,013
1.4%
companies running anything in Ad campaign management
1,793,642
11.6%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Microsoft Advertising is rank 3 of 17 technologies in Ad campaign management.

Open as a segment

208,885 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-microsoft-advertising

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Microsoft’s platform for buying search and display ads across Bing and partner networks.

Microsoft Advertising lets marketers run and manage paid search and other ad formats on Bing and partner properties. Advertisers use it on a pay‑per‑click basis to target and measure campaigns. It is provided as a hosted service by Microsoft.

Kindproduct
VendorMicrosoft, ads.microsoft.com
PathMarketing and Advertising > Advertising > Ad campaign management
Slugmicrosoft-advertising
Deploymentsaas
Pricingusage based
Open sourceno
First discovered2022-01-10
Last discovered2026-09-10
Taxonomy releasetax-2026.10