System1, Inc.
System1, Inc.（SST）股东结构
基于 13F 申报与流通股数据，展示机构、内部人与公众持股结构；下方为前十大机构、机构动向与内部人交易。
SEC 13F · FMP · SST · 截至 2025年9月30日
股东结构概览
30
机构持有人数
▼ 5 vs Q2
$22.52M
机构持仓总市值
▲ $4.59M vs Q2
9.94M
总流通股
freeFloat 22.03%
3.20M
13F 申报持股数
▼ 43,840 vs Q2
机构持仓% = 13F 持股数 ÷ 总流通股。内部人% = 100 − 自由流通率。散户% = 自由流通率 − 机构%。数据来源：FMP /symbol-positions-summary + /shares-float + SEC EDGAR。
前10大机构持仓
SST 最大股东 · 机构持仓
Q3 2025 · SEC 13F
显示前 10 家
| 机构 | 持股数 | 占比 | 权重 | 市值 | 申报日 | 变动 |
|---|---|---|---|---|---|---|
CANNAE HOLDINGS, INC. services-computer programming, data processing, etc. | 2.70M | 34.54% | 34.54% | $19.02B | Nov 5, 2025 | — held |
BANK OF AMERICA CORP /DE/ services-computer programming, data processing, etc. | 161.6K | 2.07% | 2.07% | $1.14B | Feb 3, 2026 | ▼ 12.7K |
CERITY PARTNERS LLC services-computer programming, data processing, etc. | 116.9K | 1.49% | 1.49% | $822.74M | Oct 22, 2025 | ▲ 7.6K |
VANGUARD GROUP INC services-computer programming, data processing, etc. | 46.9K | 60.02% | 60.02% | $330.41M | Nov 7, 2025 | ▼ 373 |
MILLENNIUM MANAGEMENT LLC services-computer programming, data processing, etc. | 38.6K | 49.31% | 49.31% | $271.47M | Nov 14, 2025 | ▼ 4.2K |
MARSHALL WACE, LLP services-computer programming, data processing, etc. | 36.3K | 46.38% | 46.38% | $255.35M | Nov 13, 2025 | NEW |
BLACKROCK, INC. services-computer programming, data processing, etc. | 24.2K | 30.96% | 30.96% | $170.44M | Nov 12, 2025 | ▼ 14.9K |
RENAISSANCE TECHNOLOGIES LLC services-computer programming, data processing, etc. | 17.1K | 21.89% | 21.89% | $120.53M | Nov 13, 2025 | ▲ 5.1K |
GEODE CAPITAL MANAGEMENT, LLC services-computer programming, data processing, etc. | 14.4K | 18.39% | 18.39% | $101.29M | Nov 12, 2025 | ▼ 7.1K |
XTX TOPCO LTD services-computer programming, data processing, etc. | 12.5K | 15.99% | 15.99% | $88.03M | Nov 14, 2025 | NEW |
数据来源：SEC 13F 申报文件。变动标识：isNew / isSoldOut / changeInSharesNumber。
机构仓位变动
Q3 2025 对比上季度
Q3 2025
5
增持
+13.9K 股3
新建仓
首次建仓14
减持
−57.8K 股8
清仓
完全退出净股数变化（前50家）
44.0K
+13.9K / −57.8K
净新增持仓人
-14
新建 3 个 / 退出 8 个
基于前50家最大机构持仓统计，全市场实际数量可能不同。
内幕交易买卖情绪
SST 内幕交易记录
数据来源：SEC Form 4
近期内部人员净买入。 卖出可能源于预定的 10b5-1 计划，不代表负面展望。
1
买入笔数
4
卖出笔数
0.25
买卖比
$0M
卖出总金额
最近内幕交易记录
最近10条 · 仅普通股
| 姓名 · 职位 | 日期 | 类型 | 股数 | 价格 | 金额 | 交易后持股 | 申报 |
|---|---|---|---|---|---|---|---|
Kidambi Tridivesh Chief Financial Officer | May 29, 2026 | Award | 35,300 | — | — | 181.8K | Form 4 ↗ |
Kidambi Tridivesh Chief Financial Officer | Apr 15, 2026 | Purchase | 26,910 | $3.00 | $80.7K | 146.8K | Form 4 ↗ |
Kidambi Tridivesh Chief Financial Officer | Apr 15, 2026 | Tax Withhold | 301 | $2.26 | $680.26 | 146.5K | Form 4 ↗ |
Sestanovich Elizabeth Chief People Officer | Apr 15, 2026 | Tax Withhold | 341 | $2.26 | $770.66 | 58.9K | Form 4 ↗ |
Coppola Brian Chief Ad Operations Officer | Apr 15, 2026 | Tax Withhold | 331 | $2.26 | $748.06 | 65.9K | Form 4 ↗ |
Weinrot Daniel J General Counsel & Secretary | Apr 15, 2026 | Tax Withhold | 341 | $2.26 | $770.66 | 69.1K | Form 4 ↗ |
Kidambi Tridivesh Chief Financial Officer | Jan 28, 2026 | Tax Withhold | 258 | $4.18 | $1.1K | 119.9K | Form 4 ↗ |
Sestanovich Elizabeth Chief People Officer | Jan 28, 2026 | Tax Withhold | 211 | $4.18 | $881.98 | 59.3K | Form 4 ↗ |
Coppola Brian Chief Ad Operations Officer | Jan 28, 2026 | Tax Withhold | 231 | $4.18 | $965.58 | 66.2K | Form 4 ↗ |
Weinrot Daniel J General Counsel & Secretary | Jan 28, 2026 | Tax Withhold | 211 | $4.18 | $881.98 | 69.4K | Form 4 ↗ |
数据来源：SEC Form 4。买卖方向：acquisitionOrDisposition A=买入，D=卖出。已排除 RSU 归属（M-Exempt）。
关于机构与内部人持股结构
System1, Inc.（SST）主要由机构投资者持有，机构持股比例约为 32.2%。公司内部人员持股约 77.97%，散户及公众持股约占剩余的 0.00%。
System1, Inc. 最大机构股东为 CANNAE HOLDINGS, INC.，截至 September 30, 2025 持有约 2.70 million 股，占总流通股的 34.54%。
目前共有 30 家机构持有 SST 股票，合计持仓市值约 $22,516,874，数据来源为最新 SEC 13F 申报。
常见问题
SST ownershipSystem1, Inc.（SST）主要由机构投资者持有，机构持股约 32.2%。最大股东为 CANNAE HOLDINGS, INC.，持股比例 34.54%。内部人员持股约 77.97%。数据来源 SEC Form 13F，截至 September 30, 2025。