Banco Santander, S.A. — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
13F-HR
13F-HR/A
144
20-F
25-NSE
3
4
4/A
424B2
424B3
424B4
424B5
425
6-K
6-K/A
8-A12B
CB
CB/A
CERT
CERTNYS
CORRESP
CT ORDER
EFFECT
F-3ASR
F-4
F-4 POS
F-4/A
F-6
F-6EF
F-N
F-X
FWP
IRANNOTICE
N-PX
NO ACT
NT 20-F
S-8
S-8 POS
SBSE-A
SBSE-A/A
SBSE-C
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 6-K | FORM 6-K | 0000950103-26-004735 | Mar 27, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-004729 | Mar 27, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-004666 | Mar 26, 2026 | — |
| 25-NSE | — | 0000876661-26-000290 | Mar 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-004387 | Mar 19, 2026 | — |
| 144 | — | 0000950103-26-003735 | Mar 13, 2026 | — |
| F-N | F-N | 0001140361-26-009206 | Mar 12, 2026 | — |
| F-4 | F-4 | 0001140361-26-009200 | Mar 12, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-003631 | Mar 12, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-003282 | Mar 5, 2026 | — |
| 13F-HR/A | — | 0000891478-26-000033 | Mar 5, 2026 | Jun 30, 2025 |
| F-N | F-N | 0001193125-26-089859 | Mar 4, 2026 | — |
| F-3ASR | F-3ASR | 0001193125-26-089773 | Mar 4, 2026 | — |
| IRANNOTICE | IRANNOTICE | 0000891478-26-000031 | Feb 27, 2026 | — |
| 20-F | 20-F | 0000891478-26-000030 | Feb 27, 2026 | Dec 31, 2025 |
| 6-K | FORM 6-K | 0000950103-26-002822 | Feb 27, 2026 | — |
| 6-K | 6-K | 0000891478-26-000028 | Feb 26, 2026 | Dec 31, 2025 |
| 6-K | FORM 6-K | 0000950103-26-002623 | Feb 25, 2026 | — |
| 6-K | 6-K | 0000891478-26-000022 | Feb 25, 2026 | Dec 31, 2025 |
| 6-K | FORM 6-K | 0000950103-26-002613 | Feb 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002610 | Feb 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002608 | Feb 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002605 | Feb 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002603 | Feb 25, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002358 | Feb 19, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-002245 | Feb 18, 2026 | — |
| 13F-HR | — | 0000891478-26-000012 | Feb 13, 2026 | Dec 31, 2025 |
| 6-K | FORM 6-K | 0000950103-26-002007 | Feb 12, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-001892 | Feb 10, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-001603 | Feb 4, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-001541 | Feb 3, 2026 | — |
| 6-K | 6-K | 0000891478-26-000010 | Feb 3, 2026 | Dec 31, 2025 |
| 6-K | 6-K | 0000891478-26-000009 | Feb 3, 2026 | Dec 31, 2025 |
| 6-K | FORM 6-K | 0000950103-26-001531 | Feb 3, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-001520 | Feb 3, 2026 | — |
| S-8 | FORM S-8 | 0000950103-26-001446 | Feb 2, 2026 | — |
| 6-K | FORM 6-K | 0000950103-26-001039 | Jan 28, 2026 | — |
| 6-K | FORM 6-K | 0000950103-25-016642 | Dec 30, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-016458 | Dec 23, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-016289 | Dec 18, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-015982 | Dec 11, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-015715 | Dec 4, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-015596 | Dec 2, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-015387 | Nov 28, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-015071 | Nov 20, 2025 | — |
| 25-NSE | — | 0000876661-25-000899 | Nov 19, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-014814 | Nov 17, 2025 | — |
| 6-K | FORM 6-K | 0000950103-25-014654 | Nov 13, 2025 | — |
| 13F-HR | — | 0000891478-25-000141 | Nov 12, 2025 | Sep 30, 2025 |
| CERT | NYSE CERTIFICATION | 0000876661-25-000847 | Nov 6, 2025 | — |