Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026
27,499 at Sept 26; 29,212 twelve months earlier, -1,713, -5.9% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020
| Month | Companies | Observed on the panel |
|---|---|---|
| 2021-01 | 1,963 | 816 |
| 2021-02 | 1,963 | 816 |
| 2021-03 | 1,963 | 816 |
| 2021-04 | 1,963 | 816 |
| 2021-05 | 1,963 | 816 |
| 2021-06 | 1,963 | 816 |
| 2021-07 | 1,963 | 816 |
| 2021-08 | 1,980 | 823 |
| 2021-09 | 1,995 | 829 |
| 2021-10 | 2,009 | 835 |
| 2021-11 | 2,023 | 841 |
| 2021-12 | 2,039 | 848 |
| 2022-01 | 2,054 | 854 |
| 2022-02 | 2,069 | 860 |
| 2022-03 | 2,086 | 867 |
| 2022-04 | 2,102 | 874 |
| 2022-05 | 2,118 | 881 |
| 2022-06 | 2,136 | 888 |
| 2022-07 | 2,154 | 896 |
| 2022-08 | 2,171 | 903 |
| 2022-09 | 2,173 | 904 |
| 2022-10 | 2,176 | 905 |
| 2022-11 | 2,180 | 906 |
| 2022-12 | 2,185 | 908 |
| 2023-01 | 2,188 | 910 |
| 2023-02 | 2,192 | 911 |
| 2023-03 | 2,196 | 913 |
| 2023-04 | 3,309 | 1,376 |
| 2023-05 | 4,099 | 1,704 |
| 2023-06 | 4,888 | 2,032 |
| 2023-07 | 5,676 | 2,360 |
| 2023-08 | 6,464 | 2,688 |
| 2023-09 | 7,253 | 3,016 |
| 2023-10 | 8,040 | 3,343 |
| 2023-11 | 8,827 | 3,670 |
| 2023-12 | 9,615 | 3,998 |
| 2024-01 | 10,402 | 4,325 |
| 2024-02 | 11,201 | 4,657 |
| 2024-03 | 12,570 | 5,226 |
| 2024-04 | 13,820 | 5,746 |
| 2024-05 | 13,959 | 5,804 |
| 2024-06 | 14,439 | 6,004 |
| 2024-07 | 14,916 | 6,202 |
| 2024-08 | 15,424 | 6,413 |
| 2024-09 | 16,293 | 6,774 |
| 2024-10 | 17,501 | 7,277 |
| 2024-11 | 18,779 | 7,808 |
| 2024-12 | 20,027 | 8,327 |
| 2025-01 | 21,404 | 8,899 |
| 2025-02 | 22,709 | 9,442 |
| 2025-03 | 24,001 | 9,979 |
| 2025-04 | 24,803 | 10,313 |
| 2025-05 | 25,678 | 10,677 |
| 2025-06 | 26,671 | 11,089 |
| 2025-07 | 27,624 | 11,486 |
| 2025-08 | 28,598 | 11,891 |
| 2025-09 | 29,212 | 12,146 |
| 2025-10 | 29,464 | 12,251 |
| 2025-11 | 29,377 | 12,215 |
| 2025-12 | 29,220 | 12,149 |
| 2026-01 | 29,096 | 12,098 |
| 2026-02 | 28,955 | 12,039 |
| 2026-03 | 28,914 | 12,022 |
| 2026-04 | 28,874 | 12,005 |
| 2026-05 | 28,733 | 11,947 |
| 2026-06 | 28,622 | 11,901 |
| 2026-07 | 28,317 | 11,774 |
| 2026-08 | 27,974 | 11,631 |
| 2026-09 | 27,499 | 11,434 |
Shares of the same 27,500each row a different wholelanding 12 Sept 2026
Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Imperva is rank 2 of 18 technologies in Web application firewalls.
Open as a segment
27,500 companies; add a country, a sector or a band on the segment page. Counting is free.
As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026
Imperva provides cloud WAF, DDoS protection, and related application security services.
Imperva offers security products to protect web applications and APIs from attacks and bots, along with CDN features. Enterprises use it for managed WAF and DDoS mitigation at the edge.
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