Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
73 institutional managers reported holding CSAN for the quarter ended Mar 31, 2026. Together they hold about 1% of shares outstanding; the top 10 hold 1%. 16 opened new positions; 20 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Renaissance Technologies | 3.81M | 0.20% | $15.8M | trimmed -6.2% | 2021 Q1 |
| Monaco Asset Management SAM | 3.33M | 0.18% | $13.8M | added +11% | 2025 Q3 |
| Marshall Wace | 2.37M | 0.13% | $9.8M | added +172.8% | 2024 Q3 |
| Aquamarine Financial (Cayman) LTD (focused) | 2.10M | 0.11% | $8.7M | unchanged | 2025 Q3 |
| Morgan Stanley | 1.35M | 0.07% | $5.6M | added +21.9% | 2021 Q1 |
| UBS | 863.4k | 0.05% | $3.6M | trimmed -75.3% | 2021 Q1 |
| Jane Street | 596.6k | 0.03% | $2.5M | added +39% | 2024 Q4 |
| Two Sigma | 502.1k | 0.03% | $2.1M | opened | 2026 Q1 |
| Citadel Advisors | 390.2k | 0.02% | $1.6M | opened | 2026 Q1 |
| Massar Capital Management, LP | 300.2k | 0.02% | $1.2M | unchanged | 2025 Q4 |
| Naman Capital Ltda (focused) | 271.9k | 0.01% | $1.1M | unchanged | 2024 Q4 |
| BTG Pactual Asset Management US LLC | 247.7k | 0.01% | $1.0M | opened | 2026 Q1 |
| XTX Topco LTD | 237.3k | 0.01% | $981k | trimmed -59.7% | 2025 Q1 |
| D. E. Shaw | 216.5k | 0.01% | $895k | opened | 2026 Q1 |
| SG Americas Securities, LLC | 196.5k | 0.01% | $812k | added +4.1% | 2025 Q4 |
| Patriot Financial Group Insurance Agency, LLC | 176.7k | <0.01% | $731k | added +115.3% | 2025 Q4 |
| Barometer Capital Management INC. | 171.6k | <0.01% | $710k | added +1839% | 2024 Q3 |
| Millennium Management | 171.4k | <0.01% | $709k | trimmed -40.3% | 2023 Q2 |
| LPL Financial LLC | 169.9k | <0.01% | $702k | added +1.1% | 2025 Q4 |
| Matauro, LLC | 166.2k | <0.01% | $687k | opened | 2026 Q1 |
| Vanguard Group | 110.5k | <0.01% | $457k | trimmed -10% | 2024 Q3 |
| Marex Group plc | 100.0k | <0.01% | $414k | trimmed -16.7% | 2025 Q4 |
| Virtu Financial LLC | 79.0k | <0.01% | $327k | added +39.1% | 2024 Q3 |
| BlackRock | 67.9k | <0.01% | $281k | trimmed -51.4% | 2021 Q1 |
| Pekin Hardy Strauss, INC. | 65.0k | <0.01% | $269k | unchanged | 2025 Q4 |
| Tejara Capital LTD | 61.3k | <0.01% | $253k | trimmed -82.5% | 2025 Q4 |
| AXQ Capital, LP | 53.4k | <0.01% | $221k | opened | 2026 Q1 |
| Alpine Global Management, LLC | 50.0k | <0.01% | $207k | trimmed -47.3% | 2025 Q4 |
| Russell Investments Group, LTD. | 44.8k | <0.01% | $185k | opened | 2025 Q2 |
| Balyasny Asset Management | 44.5k | <0.01% | $184k | trimmed -94.3% | 2024 Q2 |
| Dimensional Fund Advisors | 40.4k | <0.01% | $167k | added +1% | 2022 Q3 |
| Quantbot Technologies LP | 39.1k | <0.01% | $162k | opened | 2026 Q1 |
| Squarepoint Ops LLC | 36.9k | <0.01% | $153k | added +227.6% | 2025 Q2 |
| Ameriprise Financial INC | 36.9k | <0.01% | $153k | added +132.5% | 2025 Q4 |
| Vident Advisory, LLC | 25.5k | <0.01% | $105k | opened | 2023 Q1 |
| Northern Trust | 22.1k | <0.01% | $91k | added +25.2% | 2023 Q4 |
| London & Capital Asset Management LTD | 20.0k | <0.01% | $83k | unchanged | 2025 Q4 |
| BNP Paribas Financial Markets | 18.3k | <0.01% | $76k | added +86.4% | 2024 Q4 |
| TWO Sigma Securities, LLC | 16.1k | <0.01% | $67k | trimmed -65.8% | 2025 Q4 |
| Citigroup INC | 14.9k | <0.01% | $62k | added +32.9% | 2021 Q1 |
| HRT Financial LP | 14.2k | <0.01% | $59k | trimmed -91.8% | 2025 Q2 |
| National Bank OF Canada /FI/ | 14.0k | <0.01% | $58k | trimmed -20% | 2025 Q4 |
| Schonfeld Strategic Advisors | 13.8k | <0.01% | $57k | trimmed -59% | 2025 Q4 |
| Sollinda Capital Management LLC | 13.4k | <0.01% | $55k | opened | 2026 Q1 |
| Blue Trust, INC. | 12.9k | <0.01% | $53k | added +12141.9% | 2022 Q3 |
| Royal Bank OF Canada | 12.4k | <0.01% | $51k | added +3266.6% | 2021 Q1 |
| SmartHarvest Portfolios, LLC | 11.1k | <0.01% | $46k | opened | 2026 Q1 |
| NLB Skladi, upravljanje premozenja, d.o.o. | 10.6k | <0.01% | $44k | added +5.8% | 2025 Q4 |
| Scientech Research LLC | 10.5k | <0.01% | $43k | opened | 2026 Q1 |
| Drive Wealth Management, LLC | 10.4k | <0.01% | $43k | opened | 2026 Q1 |
Largest 50 of 73 shown; the full ranked, searchable register is at boothcheck.com/holders/CSAN. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.