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SEC submissions · retrieved 2026-10-22 · 8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. 8-K · Current report

    Report date 2026-10-20 · 0001104659-26-117389 · Items 7.01,9.01

  2. 8-K · Current report

    Report date 2026-09-21 · 0001104659-26-109201 · Items 7.01,9.01

  3. 10-Q · Quarterly report

    Report date 2026-06-30 · 0001104659-26-089884

  4. 8-K · Current report

    Report date 2026-07-29 · 0001104659-26-088125 · Items 8.01,9.01

  5. 4 · Ownership change

    Report date 2026-07-23 · 0001104659-26-087136

  6. 4 · Ownership change

    Report date 2026-07-23 · 0001104659-26-087135

  7. 4 · Ownership change

    Report date 2026-07-23 · 0001104659-26-087134

  8. 4 · Ownership change

    Report date 2026-07-23 · 0001104659-26-087133

  9. 8-K · Current report

    Report date 2026-07-17 · 0001104659-26-084625 · Items 5.02,5.07,9.01

  10. 8-K · Current report

    Report date 2026-06-22 · 0001104659-26-076400 · Items 8.01

  11. DEF 14A · Proxy statement

    Report date 2026-07-17 · 0001104659-26-075196

  12. 10-Q · Quarterly report

    Report date 2026-03-31 · 0001104659-26-057835

  13. 8-K · Current report

    Report date 2026-04-22 · 0001104659-26-046488 · Items 7.01,9.01

  14. 10-K · Annual report

    Report date 2025-12-31 · 0001104659-26-043870

  15. 8-K · Current report

    Report date 2026-04-09 · 0001104659-26-041290 · Items 4.02

  16. 4 · Ownership change

    Report date 2026-03-09 · 0001104659-26-025958

  17. 4 · Ownership change

    Report date 2026-03-09 · 0001104659-26-025957

  18. 4 · Ownership change

    Report date 2026-03-09 · 0001104659-26-025956

  19. 4 · Ownership change

    Report date 2026-03-09 · 0001104659-26-025954

  20. 8-K · Current report

    Report date 2026-02-27 · 0001104659-26-023876 · Items 4.01,9.01

  21. 8-K · Current report

    Report date 2026-02-18 · 0001104659-26-019327 · Items 5.02

  22. 8-K · Current report

    Report date 2026-02-05 · 0001104659-26-012343 · Items 1.01,3.02,7.01,8.01,9.01

  23. 8-K · Current report

    Report date 2025-12-19 · 0001104659-25-123840 · Items 5.02,8.01,9.01

  24. 8-K · Current report

    Report date 2025-12-09 · 0001104659-25-120071 · Items 5.02,9.01

  25. 8-K · Current report

    Report date 2025-12-04 · 0001104659-25-118387 · Items 7.01,9.01

  26. 8-K · Current report

    Report date 2025-11-17 · 0001104659-25-114959 · Items 1.01,9.01

  27. 10-Q · Quarterly report

    Report date 2025-09-30 · 0001104659-25-112717

  28. 8-K · Current report

    Report date 2025-11-07 · 0001104659-25-110309 · Items 5.02,9.01

  29. 8-K · Current report

    Report date 2025-11-06 · 0001104659-25-107929 · Items 7.01,9.01

  30. 8-K · Current report

    Report date 2025-09-05 · 0001213900-25-086894 · Items 1.01,2.01,3.02,3.03,4.01,5.01,5.02,5.03,5.06,9.01

  31. 10-Q · Quarterly report

    Report date 2025-06-30 · 0001213900-25-074964

  32. 10-Q · Quarterly report

    Report date 2025-03-31 · 0001213900-25-043294

  33. 10-K · Annual report

    Report date 2024-12-31 · 0001013762-25-003765

  34. 10-Q · Quarterly report

    Report date 2024-09-30 · 0001213900-24-095020

  35. 10-Q · Quarterly report

    Report date 2024-06-30 · 0001213900-24-068372

  36. 10-Q · Quarterly report

    Report date 2024-03-31 · 0001213900-24-042962

  37. 10-K · Annual report

    Report date 2023-12-31 · 0001213900-24-028655

  38. 10-Q · Quarterly report

    Report date 2023-09-30 · 0001213900-23-086211

  39. 10-Q · Quarterly report

    Report date 2023-06-30 · 0001213900-23-065649

  40. 10-Q · Quarterly report

    Report date 2023-03-31 · 0001213900-23-039646

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-15 · 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: 0 transaction rows0SGrant / award: 4 transaction rows4AExercise / conversion: 0 transaction rows0MTax / exercise payment: 0 transaction rows0FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

4 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-07-23
2026-07-27
GLANVILLE THOMAS SA · Grant / award
Acquired
Restricted Stock Unit
Derivative security
19156.00.0
2026-07-23
2026-07-27
JANOVER BLAKEA · Grant / award
Acquired
Restricted Stock Unit
Derivative security
18962.00.0
2026-07-23
2026-07-27
Goldman Tepper LeslieA · Grant / award
Acquired
Restricted Stock Unit
Derivative security
19204.00.0
2026-07-23
2026-07-27
Angell JonathonA · Grant / award
Acquired
Restricted Stock Unit
Derivative security
16973.00.0

Identity & relationships

Wikidata structured data · retrieved 2026-10-15 · 1663 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 · 0001918102DEEP FISSION, INC.

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

No verified LEI join available.

GLEIF legal entity reference data · retrieved 2026-10-15 · 1199 checked identities; 0 unavailable records

Search names and former names
  • Surfside Acquisition Inc. · former SEC name · 2022-03-21 to 2025-09-08

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.

No USD annual revenue periods with complete CPI coverage are available. Non-USD statements are not converted with U.S. CPI.

Bureau of Labor Statistics · retrieved 2026-10-22 · 9 selected series; gaps remain missing

Explore the CPI history ↗