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CSCO research notebook

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SEC submissions · retrieved 2026-10-23 · 8022 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 4 · Ownership change

    Report date 2026-10-10 · 0000858877-26-000163

  2. 4 · Ownership change

    Report date 2026-10-09 · 0000858877-26-000162

  3. 8-K · Current report

    Report date 2026-10-07 · 0000858877-26-000156 · Items 5.02

  4. 4 · Ownership change

    Report date 2026-09-16 · 0002015287-26-000022

  5. 4 · Ownership change

    Report date 2026-09-16 · 0000858877-26-000152

  6. 4 · Ownership change

    Report date 2026-09-16 · 0000858877-26-000151

  7. 4 · Ownership change

    Report date 2026-09-16 · 0000858877-26-000150

  8. 4 · Ownership change

    Report date 2026-09-16 · 0000858877-26-000149

  9. 4 · Ownership change

    Report date 2026-09-16 · 0000858877-26-000148

  10. 10-K · Annual report

    Report date 2026-07-25 · 0000858877-26-000132

  11. 8-K · Current report

    Report date 2026-08-12 · 0000858877-26-000106 · Items 2.02,9.01

  12. 10-Q · Quarterly report

    Report date 2026-04-25 · 0000858877-26-000078

  13. 8-K · Current report

    Report date 2026-05-13 · 0000858877-26-000075 · Items 2.02,2.05,9.01

  14. 8-K · Current report

    Report date 2026-04-27 · 0000858877-26-000057 · Items 5.02

  15. 8-K · Current report

    Report date 2026-03-31 · 0000858877-26-000048 · Items 5.02

  16. 10-Q · Quarterly report

    Report date 2026-01-24 · 0000858877-26-000021

  17. 8-K · Current report

    Report date 2026-02-11 · 0000858877-26-000006 · Items 2.02,9.01

  18. 8-K · Current report

    Report date 2025-12-16 · 0000858877-25-000199 · Items 5.02,5.07,9.01

  19. 10-Q · Quarterly report

    Report date 2025-10-25 · 0000858877-25-000171

  20. 8-K · Current report

    Report date 2025-11-12 · 0001193125-25-277624 · Items 2.02,9.01

  21. DEF 14A · Proxy statement

    Report date 2025-12-16 · 0000858877-25-000150

  22. 8-K · Current report

    Report date 2025-10-15 · 0000858877-25-000145 · Items 5.02

  23. 10-K · Annual report

    Report date 2025-07-26 · 0000858877-25-000111

  24. 8-K · Current report

    Report date 2025-08-21 · 0000858877-25-000103 · Items 5.03,9.01

  25. 8-K · Current report

    Report date 2025-08-13 · 0001193125-25-179820 · Items 2.02,9.01

  26. 8-K · Current report

    Report date 2025-06-05 · 0000858877-25-000046 · Items 5.02

  27. 10-Q · Quarterly report

    Report date 2025-04-26 · 0000858877-25-000033

  28. 8-K · Current report

    Report date 2025-05-14 · 0001193125-25-119864 · Items 2.02,9.01

  29. 8-K · Current report

    Report date 2025-05-09 · 0000858877-25-000021 · Items 5.02

  30. 8-K · Current report

    Report date 2025-05-12 · 0000858877-25-000014 · Items 5.02

  31. 8-K/A · Current report

    Report date 2025-02-10 · 0000858877-25-000009 · Items 5.02

  32. 8-K · Current report

    Report date 2025-02-19 · 0001193125-25-033389 · Items 1.01,2.03,9.01

  33. 10-Q · Quarterly report

    Report date 2025-01-25 · 0000858877-25-000007

  34. 8-K · Current report

    Report date 2025-02-12 · 0001193125-25-025114 · Items 2.02,9.01

  35. 8-K · Current report

    Report date 2025-02-10 · 0000858877-25-000004 · Items 5.02

  36. 8-K · Current report

    Report date 2024-12-09 · 0000858877-24-000039 · Items 5.07

  37. 10-Q · Quarterly report

    Report date 2024-10-26 · 0000858877-24-000030

  38. 8-K · Current report

    Report date 2024-11-13 · 0001193125-24-257224 · Items 2.02,9.01

  39. DEF 14A · Proxy statement

    Report date 2024-12-09 · 0001104659-24-109859

  40. 8-K · Current report

    Report date 2024-10-07 · 0001193125-24-236734 · Items 5.02

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-23 · 2026 Q3: filings in this completed quarter; not a live transaction feed

Purchases and sales include open-market or private transactions. Grants, exercises and tax withholding are shown separately. Amendments and joint reports can overlap; rows are not a net-buying score. Prices retain the filing's units; consult its footnotes.

Transaction rows by code · counts, not monetary totals
Purchase: 0 transaction rows0PSale: 21 transaction rows21SGrant / award: 10 transaction rows10AExercise / conversion: 0 transaction rows0MTax / exercise payment: 11 transaction rows11FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

42 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-16
2026-09-18
Subaiya Thimaya K.A · Grant / award
Acquired
Common Stock55690.00.0
2026-09-16
2026-09-18
Patel Jeetendra IA · Grant / award
Acquired
Common Stock139225.00.0
2026-09-16
2026-09-18
Patterson MarkA · Grant / award
Acquired
Common Stock92817.00.0
2026-09-16
2026-09-18
Robbins CharlesA · Grant / award
Acquired
Common Stock167069.00.0
2026-09-16
2026-09-18
Stahlkopf Deborah LA · Grant / award
Acquired
Common Stock55690.00.0
2026-09-16
2026-09-18
Tuszik OliverA · Grant / award
Acquired
Common Stock69613.00.0
2026-09-16
2026-09-18
Fink Nichlas AA · Grant / award
Acquired
Common Stock7826.00.0
2026-09-15
2026-09-17
Tessel MariannaA · Grant / award
Acquired
Common Stock274.0110.07
2026-09-15
2026-09-17
JOHNSON KRISTINA MA · Grant / award
Acquired
Common Stock417.0110.07
2026-09-15
2026-09-17
Weil KevinA · Grant / award
Acquired
Common Stock274.0110.07
2026-09-14
2026-09-14
Subaiya Thimaya K.
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock312.0110.18
2026-09-14
2026-09-14
Tuszik Oliver
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock680.0110.18
2026-09-11
2026-09-14
Patterson Mark
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock1795.0108.87
2026-09-10
2026-09-14
Subaiya Thimaya K.
10b5-1 checkbox reported
F · Tax / exercise payment
Disposed
Common Stock409.04109.43
2026-09-10
2026-09-14
Tuszik Oliver
10b5-1 checkbox reported
F · Tax / exercise payment
Disposed
Common Stock1259.69109.43
2026-09-10
2026-09-14
Patterson Mark
10b5-1 checkbox reported
F · Tax / exercise payment
Disposed
Common Stock1553.15109.43
2026-09-08
2026-09-09
Fink Nichlas A
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock2274.0109.36
2026-08-19
2026-08-20
Subaiya Thimaya K.
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock3605.0111.75
2026-08-19
2026-08-20
Subaiya Thimaya K.
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock2227.0111.0
2026-08-14
2026-08-17
Patel Jeetendra I
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock900.0112.61
2026-08-14
2026-08-17
Patel Jeetendra I
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock4870.0111.58
2026-08-14
2026-08-17
Patel Jeetendra I
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock1300.0110.64
2026-08-14
2026-08-17
Patel Jeetendra I
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock100.0113.51
2026-08-14
2026-08-17
Tuszik Oliver
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock2760.0112.46
2026-08-14
2026-08-17
Patterson Mark
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock904.0110.6
2026-08-14
2026-08-17
Patterson Mark
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock3788.0111.6
2026-08-14
2026-08-17
Patterson Mark
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock500.0112.52
2026-08-14
2026-08-17
Stahlkopf Deborah L
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock4487.0111.6
2026-08-14
2026-08-17
Stahlkopf Deborah L
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock1300.0110.68
2026-08-14
2026-08-17
Stahlkopf Deborah L
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock700.0112.63
2026-08-14
2026-08-17
Robbins Charles
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock3800.0110.59
2026-08-14
2026-08-17
Robbins Charles
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock300.0113.49
2026-08-14
2026-08-17
Robbins Charles
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock2699.0112.5
2026-08-14
2026-08-17
Robbins Charles
10b5-1 checkbox reported
S · Sale
Disposed
Common Stock14829.0111.56
2026-08-10
2026-08-12
Subaiya Thimaya K.F · Tax / exercise payment
Disposed
Common Stock7646.07121.43
2026-08-10
2026-08-12
Fink Nichlas AF · Tax / exercise payment
Disposed
Common Stock1205.0121.43
2026-08-10
2026-08-12
Patel Jeetendra IF · Tax / exercise payment
Disposed
Common Stock9400.37121.43
2026-08-10
2026-08-12
Patterson MarkF · Tax / exercise payment
Disposed
Common Stock4065.56121.43
2026-08-10
2026-08-12
Robbins CharlesF · Tax / exercise payment
Disposed
Common Stock15655.95121.43
2026-08-10
2026-08-12
Stahlkopf Deborah LF · Tax / exercise payment
Disposed
Common Stock4208.83121.43
2026-08-10
2026-08-12
Tuszik OliverF · Tax / exercise payment
Disposed
Common Stock3145.57121.43
2026-07-10
2026-07-13
Tuszik OliverF · Tax / exercise payment
Disposed
Common Stock2259.08118.31

Identity & relationships

Wikidata structured data · retrieved 2026-10-23 · 1658 unambiguous CIK-linked entities; coverage is incomplete

These are sourced identity and relationship claims, with incomplete coverage. Headquarters locations do not describe sales, assets or operating exposure.

SEC issuer · 0000858877CISCO SYSTEMS, INC.
Cerent CorporationTandbergWebex by CiscoStarent NetworksSourcefireCisco MerakiCisco Systems (Netherlands)Cisco Systems (Canada)Cisco Systems (Norway)AppDynamicsCisco Systems (China)Splunk Inc.

Showing 12 of 12 imported Wikidata subsidiary claims. Additional aliases appear below.

No parent relationship is available in this import; this is not proof of independence.

Legal Entity Identifier
549300LKFJ962MZ46593
GLEIF legal name
CISCO SYSTEMS, INC.
Entity / LEI registration status
ACTIVE / ISSUED
Reference data updated
2026-05-04T20:26:56Z

direct-parent: no parent LEI supplied

ultimate-parent: no parent LEI supplied

GLEIF legal entity reference data · retrieved 2026-10-23 · 1197 checked identities; 0 unavailable records

Search names and former names

View Wikidata identity and references ↗

  • Cisco · alias · wikidata
  • Cisco Systems · alias · wikidata
  • cisco.com · alias · wikidata
  • Cerent Corporation · subsidiary · wikidata
  • Tandberg · subsidiary · wikidata
  • Webex by Cisco · subsidiary · wikidata
  • Webex · subsidiary · wikidata
  • Starent Networks · subsidiary · wikidata
  • Sourcefire · subsidiary · wikidata
  • Sourcefire, Inc. · subsidiary · wikidata
  • Cisco Meraki · subsidiary · wikidata
  • Cisco Systems (Netherlands) · subsidiary · wikidata
  • Cisco Systems (Canada) · subsidiary · wikidata
  • Cisco Systems (Norway) · subsidiary · wikidata
  • AppDynamics · subsidiary · wikidata
  • AppDynamics, Inc. · subsidiary · wikidata
  • Cisco Systems (China) · subsidiary · wikidata
  • Splunk Inc. · subsidiary · wikidata
  • CISCO SYSTEMS, INC. · former SEC name · 2011-10-18 to 2026-10-15
  • CISCO SYSTEMS INC · former SEC name · 1995-02-13 to 2011-11-22
Explore headquarters map ↗

Revenue in constant purchasing power

USD revenue expressed in 2026-09 consumer-price dollars. Each annual period uses a CPI-U average weighted by the days in its actual reporting interval. This is a purchasing-power comparison, not a company-specific price or volume measure.

Year endedReported USD revenueCPI-adjusted USD revenue
2025-07-26$56.65B$59.97B
2024-07-27$53.80B$58.43B
2023-07-29$57.00B$63.93B
2022-07-30$51.56B$61.18B
2021-07-31$49.82B$63.53B
2020-07-25$49.30B$64.54B
2019-07-27$51.90B$68.96B
2018-07-28$49.33B$66.84B

Bureau of Labor Statistics · retrieved 2026-10-23 · 9 selected series; gaps remain missing

Explore the CPI history ↗