SYSTEM1 INC
CL A COM · CUSIP 87200P109
38
institutional holders
28.9m
shares reported held*
$181.7mreported value*
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $6.29. Options: 17 managers hold calls ($38.8m notional), 10 hold puts ($9.2m).
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | — | $12.8m2.0m shares |
| GROUP ONE TRADING LLC | — | $12.4m2.0m shares |
| JANE STREET GROUP, LLC | — | $3.7m585.9k shares |
| CITADEL ADVISORS LLC | — | $2.1m332.0k shares |
| SIMPLEX TRADING, LLC | — | $2.0m314.8k shares |
| SUMMIT SECURITIES GROUP LLC | — | $1.2m197.3k shares |
| Oasis Management Co Ltd. | — | $1.0m160.0k shares |
| Parallax Volatility Advisers, L.P. | — | $913.0k145.0k shares |
| BANK OF AMERICA CORP /DE/ | — | $726.0k115.4k shares |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | — | $711.0k113.0k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | — | $3.7m589.9k shares |
| GROUP ONE TRADING LLC | — | $1.8m282.9k shares |
| JANE STREET GROUP, LLC | — | $1.6m247.3k shares |
| CITADEL ADVISORS LLC | — | $1.0m160.9k shares |
| CSS LLC/IL | — | $351.0k55.6k shares |
| BANK OF AMERICA CORP /DE/ | — | $335.0k53.2k shares |
| SIMPLEX TRADING, LLC | — | $262.0k41.7k shares |
| Cutler Group LLC / CA | — | $161.0k43.2k shares |
| Walleye Trading LLC | — | $3.0k500 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | — | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
Blend Family Foundation
13D · may seek influence
new · filed 2025-05-05
Stated purposeThe Reporting Person acquired the securities described in this Schedule 13D for investment purposes and they intend to review their investments in the Issuer on a continuing basis. Any actions the Reporting Person might undertake will be dependent upon the Reporting Person's review of numerous factors, including, but not limited to: an ongoing evaluation of the Issuer's business, financial condition, operations and prospects; price levels of the Issuer's securities; general market, industry and economic conditions; the relative attractiveness of alternative business and investment opportunities; and other future developments. The Reporting Person may, at any time and from time to time, acquire additional securities of the Issuer, or retain or sell all or a portion of the securities of the … Full filing |
7.0% |
Fell to 5% or below in the last year: FOLEY WILLIAM P II (4.8%, 2025-12-02), Cannae Holdings, Inc. (4.4%, 2025-12-02)
Holders, Q3 2022
| Manager | Shares | Change |
|---|---|---|
| Cannae Holdings, Inc. 8.23% of their portfolio | 25.4m $159.8m | — |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.0m $6.4m | — |
| CAAS CAPITAL MANAGEMENT LP 0.35% of their portfolio | 424.5k $2.7m | — |
| NORGES BANK 0.00% of their portfolio | 338.5k $2.1m | — |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 338.4k $2.1m | — |
| BlackRock Inc. 0.00% of their portfolio | 268.4k $1.7m | — |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 172.4k $1.1m | — |
| Huber Capital Management LLC 0.30% of their portfolio | 168.6k $1.1m | — |
| Pacific Ridge Capital Partners, LLC 0.24% of their portfolio | 146.0k $918.0k | — |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 132.2k $832.0k | — |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 103.0k $648.0k | — |
| TWINBEECH CAPITAL LP 0.01% of their portfolio | 73.1k $460.0k | — |
| STATE STREET CORP 0.00% of their portfolio | 70.6k $444.0k | — |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 49.9k $314.0k | — |
| GROUP ONE TRADING LLC 0.01% of their portfolio | 49.1k $309.0k | — |
| NORTHERN TRUST CORP 0.00% of their portfolio | 30.7k $193.0k | — |
| Engineers Gate Manager LP 0.01% of their portfolio | 14.3k $90.0k | — |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 14.0k $88.0k | — |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 12.5k $78.0k | — |
| MORGAN STANLEY 0.00% of their portfolio | 11.4k $72.0k | — |
| ARBOR TRUST WEALTH ADVISORS, LLC 0.05% of their portfolio | 10.9k $69.0k | — |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 10.1k $63.0k | — |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 8.0k $50.0k | — |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 7.8k $49.0k | — |
| Cutler Group LLC / CA 0.01% of their portfolio | 6.7k $42.0k | — |
| Steward Partners Investment Advisory, LLC 0.00% of their portfolio | 3.2k $20.0k | — |
| IFP Advisors, Inc 0.00% of their portfolio | 2.0k $20.0k | — |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 1.6k $10.0k | — |
| CWM, LLC 0.00% of their portfolio | 1.1k $7.0k | — |
| CITIGROUP INC 0.00% of their portfolio | 150 $1.0k | — |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 138 $1.0k | — |
| West Branch Capital LLC 0.00% of their portfolio | 115 $1.0k | — |
| Jefferies Group LLC 0.00% of their portfolio | 110 $692 | — |
| SUMMIT SECURITIES GROUP LLC 0.00% of their portfolio | 81 $1.0k | — |
| Quantbot Technologies LP 0.00% of their portfolio | 4 $0 | — |
| DUPONT CAPITAL MANAGEMENT CORP 0.00% of their portfolio | 1 $0 | — |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 1 $0 | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio | 0 $0 | — |