Latest Period
n/a
Security Snapshot
Onestream Inc - Common Stock Institutional Ownership
CUSIP: 68278B107
13F Institutional Holders and Ownership History from Q3 2024 to Q1 2026
Institutions Reporting
Shares (Excl. Options)
Price
$24.00
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- Security type / class
- Equity / Common Stock
- Shares outstanding
- 73,145,682
- SEC-reported price per share
- $24.00
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- 68278B107 - Onestream Inc - Common Stock is tracked under CUSIP 68278B107.
- Latest finished 13F holder period is not available.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 4 to 6 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $219,371,678 to $5,156,328.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Schedule 13D/G
Open SEC evidence
Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.
Security key
68278B107
Latest holder period
n/a
13F holders
13D/G owners
1
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 68278B107:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
68278B107
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC | 4.9% | 3,591,453 | The Vanguard Group | 31 Mar 2025 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
3
Latest
n/a
Rows shown
1-3 of 3