Integral Ad Science Holding Corp.
Integral Ad Science Holding Corp.（IAS）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 · IAS · 截至 2025年3月31日
股东结构概览
188
机构持有人数
▲ 23 vs Q4
$1.28B
机构持仓总市值
▼ $357.71M vs Q4
167.85M
总流通股
freeFloat 40.50%
159.01M
13F 申报持股数
▲ 1.98M vs Q4
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
IAS 最大股东 · 机构持仓
Q1 2025 · SEC 13F
显示前 10 家
| 机构 | 持股数 | 占比 | 权重 | 市值 | 申报日 | 变动 |
|---|---|---|---|---|---|---|
VISTA EQUITY PARTNERS MANAGEMENT, LLC services-computer programming, data processing, etc. | 65.01M | 39.73% | 39.73% | $523.98B | May 15, 2025 | — held |
ATLAS VENTURE ADVISORS, INC. services-computer programming, data processing, etc. | 22.72M | 13.89% | 13.89% | $183.15B | May 8, 2025 | — held |
VANGUARD GROUP INC services-computer programming, data processing, etc. | 9.09M | 5.55% | 5.55% | $73.27B | May 9, 2025 | ▲ 41.7K |
SUNRIVER MANAGEMENT LLC services-computer programming, data processing, etc. | 8.17M | 4.99% | 4.99% | $65.82B | May 14, 2025 | ▲ 875.7K |
BLACKROCK, INC. services-computer programming, data processing, etc. | 6.00M | 3.67% | 3.67% | $48.39B | May 2, 2025 | ▼ 35.4K |
P2 CAPITAL PARTNERS, LLC services-computer programming, data processing, etc. | 4.81M | 2.94% | 2.94% | $38.77B | May 15, 2025 | — held |
DIMENSIONAL FUND ADVISORS LP services-computer programming, data processing, etc. | 4.44M | 2.71% | 2.71% | $35.79B | May 13, 2025 | ▲ 649.8K |
RUBRIC CAPITAL MANAGEMENT LP services-computer programming, data processing, etc. | 3.17M | 1.94% | 1.94% | $25.53B | May 14, 2025 | ▲ 1.19M |
CORVEX MANAGEMENT LP services-computer programming, data processing, etc. | 2.62M | 1.60% | 1.60% | $21.10B | May 15, 2025 | NEW |
CLEARBRIDGE INVESTMENTS, LLC services-computer programming, data processing, etc. | 2.51M | 1.53% | 1.53% | $20.23B | May 13, 2025 | ▼ 218.9K |
数据来源：SEC 13F 申报文件。变动标识：isNew / isSoldOut / changeInSharesNumber。
机构仓位变动
Q1 2025 对比上季度
Q1 2025
25
增持
+8.06M 股5
新建仓
首次建仓16
减持
−2.75M 股0
清仓
完全退出净股数变化（前50家）
+5.31M
+8.06M / −2.75M
净新增持仓人
+14
新建 5 个 / 退出 0 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
IAS 内幕交易记录
数据来源：SEC Form 4
近期内部人员以卖出为主。 卖出可能源于预定的 10b5-1 计划，不代表负面展望。
3
买入笔数
19
卖出笔数
0.16
买卖比
$27M
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 |
|---|---|---|---|---|---|---|---|
VEP Group, LLC 10 percent owner | Dec 23, 2025 | J-Other | 65,010,001 | $10.30 | $669.60M | 0 | Form 4 ↗ |
Atlas Venture Fund VIII, L.P. 10 percent owner | Dec 23, 2025 | J-Other | 22,722,770 | $10.30 | $234.04M | 0 | Form 4 ↗ |
Lord Robert director | Dec 23, 2025 | D-Return | 29,184 | $10.30 | $300.6K | 0 | Form 4 ↗ |
Wegner Alpana Chief Financial Officer | Dec 23, 2025 | D-Return | 525,279 | $10.30 | $5.41M | 0 | Form 4 ↗ |
PUTMAN JILL director | Dec 23, 2025 | D-Return | 132,355 | $10.30 | $1.36M | 0 | Form 4 ↗ |
Gil Alexis II Chief Accounting Officer | Dec 23, 2025 | D-Return | 136,840 | $10.30 | $1.41M | 0 | Form 4 ↗ |
Utzschneider Lisa Chief Executive Officer | Dec 23, 2025 | D-Return | 411,985 | $10.30 | $4.24M | 0 | Form 4 ↗ |
Utzschneider Lisa Chief Executive Officer | Dec 23, 2025 | D-Return | 2,051,991 | $6.17 | $12.66M | 0 | Form 4 ↗ |
BERKES OTTO director | Dec 23, 2025 | D-Return | 80,601 | $10.30 | $830.2K | 0 | Form 4 ↗ |
Heller Bridgette P director | Dec 23, 2025 | D-Return | 62,661 | $10.30 | $645.4K | 0 | 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
Integral Ad Science Holding Corp.（IAS）主要由机构投资者持有，机构持股比例约为 94.7%。公司内部人员持股约 59.50%，散户及公众持股约占剩余的 0.00%。
Integral Ad Science Holding Corp. 最大机构股东为 VISTA EQUITY PARTNERS MANAGEMENT, LLC，截至 March 31, 2025 持有约 65.01 million 股，占总流通股的 39.73%。
目前共有 188 家机构持有 IAS 股票，合计持仓市值约 $1.28 billion，数据来源为最新 SEC 13F 申报。
常见问题
IAS ownershipIntegral Ad Science Holding Corp.（IAS）主要由机构投资者持有，机构持股约 94.7%。最大股东为 VISTA EQUITY PARTNERS MANAGEMENT, LLC，持股比例 39.73%。内部人员持股约 59.50%。数据来源 SEC Form 13F，截至 March 31, 2025。