This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/BSBR/capital-change-brief"
Use Arkolith's capital_change_brief for BSBR. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Banco Santander, S.A. | $3.1B | 520.2M | —Held | Q1 2026 | |
| 2 | Aquamarine Financial (Cayman) Ltd | $58.2M | 9.8M | ▲+0.5% Added · +48K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $18.4M | 3.1M | ▲New +3.1M sh | Q1 2026 | |
| 4 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $12.5M | 2.1M | ▼−22% Reduced · −583K sh | Q1 2026 | |
| 5 | AMERICAN CENTURY COMPANIES INC | $6.1M | 1.0M | ▲+8.7% Added · +83K sh | Q1 2026 | |
| 6 | GOLDMAN SACHS GROUP INC | $4.8M | 803K | ▲37× Added · +782K sh | Q1 2026 | |
| 7 | Alpine Global Management, LLC | $4.6M | 775K | ▲New +775K sh | Q1 2026 | |
| 8 | Qube Research & Technologies Ltd | $4.4M | 737K | ▲New +737K sh | Q1 2026 | |
| 9 | UBS Group AG | $2.8M | 472K | ▲+84% Added · +215K sh | Q1 2026 | |
| 10 | Jump Financial, LLC | $2.4M | 406K | ▲+98% Added · +201K sh | Q1 2026 | |
| 11 | MARSHALL WACE, LLP | $2.2M | 365K | ▲+69% Added · +149K sh | Q1 2026 | |
| 12 | ALLIANCEBERNSTEIN L.P. | $2.1M | 338K | ▲+46% Added · +106K sh | Q1 2026 | |
| 13 | MORGAN STANLEY | $1.8M | 297K | ▲+0.1% Added · +149 sh | Q1 2026 | |
| 14 | Connor, Clark & Lunn Investment Management Ltd. | $1.7M | 295K | ▲+70% Added · +121K sh | Q1 2026 | |
| 15 | BANK OF AMERICA CORP /DE/ | $1.5M | 261K | ▼−46% Reduced · −224K sh | Q1 2026 | |
| 16 | DEUTSCHE BANK AG\ | $1.5M | 260K | —Held | Q1 2026 | |
| 17 | JANE STREET GROUP, LLC | $1.5M | 246K | ▲+224% Added · +170K sh | Q1 2026 | |
| 18 | CITADEL ADVISORS LLC | $1.4M | 243K | ▲New +243K sh | Q1 2026 | |
| 19 | BlackRock, Inc. | $1.4M | 228K | ▲+2.1% Added · +5K sh | Q1 2026 | |
| 20 | MILLENNIUM MANAGEMENT LLC | $1.3M | 224K | ▼−19% Reduced · −51K sh | Q1 2026 | |
| 21 | DIMENSIONAL FUND ADVISORS LP | $1.3M | 222K | ▲+43% Added · +67K sh | Q1 2026 | |
| 22 | Point72 Asset Management, L.P. | $1.1M | 194K | ▼−34% Reduced · −99K sh | Q1 2026 | |
| 23 | D. E. Shaw & Co., Inc. | $1.1M | 190K | ▲New +190K sh | Q1 2026 | |
| 24 | Aquatic Capital Management LLC | $722K | 122K | ▲10× Added · +110K sh | Q1 2026 | |
| 25 | Mariner, LLC | $589K | 99K | ▲+1.5% Added · +1K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 16, 2026 | Leao Mario Roberto Opice | CEO, Director | Sell (S) | 277K | $1.5M |
| Jun 16, 2026 | Leao Mario Roberto Opice | CEO, Director | Buy (P) | 277K | $1.5M |
| Jun 11, 2026 | Leao Mario Roberto Opice | CEO, Director | Sell (S) | 148K | $772K |
| Jun 11, 2026 | Leao Mario Roberto Opice | CEO, Director | Buy (P) | 148K | $772K |
| Jun 9, 2026 | Ohtsuki Vitor | Officer w/o Specific Desig | Sell (S) | 2K | $10K |
| Jun 8, 2026 | Leao Mario Roberto Opice | CEO, Director | Sell (S) | 75K | $391K |
| Jun 8, 2026 | Leao Mario Roberto Opice | CEO, Director | Buy (P) | 75K | $391K |
| Jun 2, 2026 | Leao Mario Roberto Opice | CEO, Director | Sell (S) | 37K | $200K |
| Jun 2, 2026 | Leao Mario Roberto Opice | CEO, Director | Buy (P) | 37K | $200K |
| May 20, 2026 | Garrido Eduardo Alvarez | Officer w/o Specific Desig | Sell (S) | 8K | $41K |
| Mar 26, 2026 | Garrido Eduardo Alvarez | Officer w/o Specific Desig | Sell (S) | 17K | $98K |
| Mar 24, 2026 | Araujo Alexandre Teixeira de | Officer w/o Specific Desig | Sell (S) | 20K | $120K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 27 funds | $15.3B |
| MICROSOFT CORPMSFT | 27 funds | $8.3B |
| AMAZON.COM INCAMZN | 27 funds | $7.4B |
| BROADCOM INCAVGO | 27 funds | $5.5B |
| ALPHABET INC-CL AGOOGL | 27 funds | $5.4B |
| META PLATFORMS INC-CLASS AMETA | 27 funds | $4.9B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 27 funds | $3.4B |
| MICRON TECHNOLOGY INCMU | 27 funds | $3.1B |
| MASTERCARD INC - AMA | 27 funds | $2.2B |
| ELI LILLY & COLLY | 27 funds | $2.2B |
| VISA INC-CLASS A SHARESV | 27 funds | $2.0B |
| COSTCO WHOLESALE CORPCOST | 27 funds | $1.9B |
Ranked by how many of BSBR's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for BSBR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.