SSTSYSTEM1 INC
CUSIP 87200P208 · Yahoo Finance ↗ · Google Finance ↗
System1 Inc (SST) has 27 institutional holders in Filings Flow’s 13F database, together reporting 827.4K shares worth $3M as of Q1 2026. The largest reported holders are Cannae Holdings, Inc., Bank Of America Corp /De/, and Cerity Partners LLC.
Institutional Holders
27
Q1 2026
Reported Value
$3M
Ticker
SST
Quarters Tracked
2
Ownership Trend
Institutional holders
Total reported value
Holders
Mixed quarters
| Manager | % of Portfolio | Value | Shares | Quarter |
|---|---|---|---|---|
| NINE MASTS CAPITAL Ltd$693M AUM | 0.01% | $56,015 | 18.5K | Q1 2026 |
| SUMMIT SECURITIES GROUP LLC$810M AUM | 0.00% | $10,225 | 1.8K | Q2 2025OLDER |
| XTX Topco Ltd$5.8B AUM | 0.00% | $48,514 | 12.4K | Q4 2025OLDER |
| Tower Research Capital LLC (TRC)$3.8B AUM | 0.00% | $22,143 | 7.3K | Q1 2026 |
| Cerity Partners LLC$70.8B AUM | 0.00% | $352,869 | 116.8K | Q1 2026 |
| MARSHALL WACE, LLP$100.4B AUM | 0.00% | $255,349 | 36.3K | Q3 2025OLDER |
| Physician Wealth Advisors, Inc.$719M AUM | 0.00% | $910 | 301 | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC$63.9B AUM | 0.00% | $55,326 | 18.3K | Q1 2026 |
| MILLENNIUM MANAGEMENT LLC$240.3B AUM | 0.00% | $98,509 | 32.6K | Q1 2026 |
| BANK OF AMERICA CORP /DE/$1.37T AUM | 0.00% | $487,787 | 161.5K | Q1 2026 |
| JANE STREET GROUP, LLC$777.2B AUM | 0.00% | $175,196 | 31.7K | Q2 2025OLDER |
| GAMMA Investing LLC$2.7B AUM | 0.00% | $535 | 76 | Q3 2025OLDER |
| Strategic Wealth Partners, Ltd.$1.5B AUM | 0.00% | $392 | 100 | Q1 2026 |
| SHP Wealth Management$1.3B AUM | 0.00% | $302 | 100 | Q1 2026 |
| West Branch Capital LLC$430M AUM | 0.00% | $51 | 115 | Q3 2025OLDER |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM | 0.00% | $68,428 | 12.4K | Q2 2025OLDER |
| CITADEL ADVISORS LLC$618.5B AUM | 0.00% | $50,015 | 12.8K | Q4 2025OLDER |
| Farther Finance Advisors, LLC$10.6B AUM | 0.00% | $783 | 150 | Q1 2026 |
| VANGUARD FIDUCIARY TRUST CO$396.1B AUM | 0.00% | $27,606 | 9.1K | Q1 2026 |
| SBI Securities Co., Ltd.$3.6B AUM | 0.00% | $181 | 60 | Q1 2026 |
| GEODE CAPITAL MANAGEMENT, LLC$1.61T AUM | 0.00% | $72,013 | 23.8K | Q1 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC$4.04T AUM | 0.00% | $112,139 | 37.1K | Q1 2026 |
| EverSource Wealth Advisors, LLC$3.3B AUM | 0.00% | $61 | 11 | Q2 2025OLDER |
| VANGUARD GROUP INC$6.90T AUM | 0.00% | $183,977 | 46.9K | Q4 2025OLDER |
| Essential Partners LLC$250M AUM | 0.00% | $6 | 1 | Q1 2026 |
| NISA INVESTMENT ADVISORS, LLC$27.0B AUM | 0.00% | $451 | 64 | Q3 2025OLDER |
| GROUP ONE TRADING LLC$52.2B AUM | 0.00% | $673 | 223 | Q1 2026 |
| BlackRock, Inc.$5.72T AUM | 0.00% | $73,226 | 24.2K | Q1 2026 |
| STATE STREET CORP$2.90T AUM | 0.00% | $34,736 | 11.5K | Q1 2026 |
| JPMORGAN CHASE & CO$1.56T AUM | 0.00% | $18,495 | 5.9K | Q1 2026 |
| Vanguard Global Advisers, LLC$186.5B AUM | 0.00% | $1,993 | 660 | Q1 2026 |
| WELLS FARGO & COMPANY/MN$530.3B AUM | 0.00% | $4,927 | 891 | Q2 2025OLDER |
| CWM, LLC$38.1B AUM | 0.00% | $344 | 114 | Q1 2026 |
| UBS Group AG$666.3B AUM | 0.00% | $3,999 | 1.3K | Q1 2026 |
| BARCLAYS PLC$416.3B AUM | 0.00% | $1,051 | 190 | Q4 2025OLDER |
| FMR LLC$1.90T AUM | 0.00% | $4,332 | 1.1K | Q4 2025OLDER |
| OSAIC HOLDINGS, INC.$68.3B AUM | 0.00% | $105 | 35 | Q1 2026 |
| BNP PARIBAS FINANCIAL MARKETS$205.8B AUM | 0.00% | $260 | 86 | Q1 2026 |
| Russell Investments Group, Ltd.$93.1B AUM | 0.00% | $94 | 17 | Q2 2025OLDER |
| CITIGROUP INC$234.5B AUM | 0.00% | $267 | 38 | Q3 2025OLDER |
| MORGAN STANLEY$1.67T AUM | 0.00% | $1,721 | 439 | Q1 2026 |
| ROYAL BANK OF CANADA$570.1B AUM | — | $0 | 39 | Q1 2026 |
| RHUMBLINE ADVISERS$116.9B AUM | — | $0 | 0 | Q3 2025OLDER |
Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.