Banco Santander SAN
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$17.50M (10 inflow days, 10 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 16.5% of shares outstanding.
Largest holders
By investor type
Reported short interest has fallen from 0.62% to 0.22% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +3,084,994 | 0.2% |
| Amundi Asset Management | Mutual Fund | 2026/Q3 | +8,967,635 | 1.6% |
| Mackenzie Financial Corporation | Mutual Fund | 2026/Q3 | +6,129,885 | 0.1% |
| Vanguard Capital Management, LLC | Mutual Fund | 2026/Q3 | +4,725,053 | 4.1% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +2,165,487 | 0.5% |
| J.P. Morgan Asset Management, Inc. | Mutual Fund | 2026/Q3 | +1,986,501 | 0.7% |
| Vanguard Capital Management, LLC | Mutual Fund | 2026/Q3 | +9,651,635 | 4.1% |
| Amundi Asset Management | Mutual Fund | 2026/Q3 | +6,165,813 | 1.5% |
| Mackenzie Financial Corporation | Mutual Fund | 2026/Q3 | +5,919,529 | 0.1% |
| Vanguard Asset Management, Limited | Mutual Fund | 2026/Q3 | +3,891,321 | 0.5% |
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +3,061,173 | 0.2% |
| La Banque Postale Asset Management | Mutual Fund | 2026/Q3 | +2,652,050 | 0.2% |
| Charles Schwab Investment Management | Mutual Fund | 2026/Q3 | +2,038,368 | 0.5% |
| Strategic Advisers LLC | Mutual Fund | 2026/Q3 | +24,478,468 | 1.0% |
| Norges Bank Investment Management | Sovereign Wealth Fund | 2026/Q3 | +32,009,630 | 1.9% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 2 Nov 2025 | Mahesh Aditya | Former Chief Risk Officer | Intent to Sell (Form 144) | -100,000 | $10.15 | – |
| 7 Nov 2024 | Mahesh Aditya | Former Chief Risk Officer | Intent to Sell (Form 144) | -10,665 | $4.75 | – |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 32,155,948 | 0.2% | 3.3 |
| 30 Sep 2026 | 48,198,477 | 0.3% | 6.8 |
| 15 Sep 2026 | 40,768,871 | 0.3% | 5.3 |
| 31 Aug 2026 | 52,415,840 | 0.4% | 2.1 |
| 14 Aug 2026 | 107,668,073 | 0.8% | 7.3 |
| 31 Jul 2026 | 88,817,519 | 0.6% | 8.7 |
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