DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP
Position in OS — OneStream, Inc.
CIK 1854440
GREENBRAE, CA
Position in OS
as of Dec 31, 2025
· filed Feb 17, 2026
Position Value
$0
+$0 QoQ
Shares Held
3,839,405
0.0% QoQ
Ownership
1.55%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in OS Over Time
Shares Held
Position Value (USD)
Position in Software - Infrastructure
Technology · as of Jun 30, 2026DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP holds $348,352,092 across 1 Software - Infrastructure name.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | FOUR |
Shift4 Payments, Inc.
|
7,161,844 | $348,352,092 |
All Filings in OS
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $0 | 0 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | — | 3,839,405 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | — | 3,839,405 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | — | 3,839,405 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | — | 3,839,405 | Shares | Sole | 2025-05-15 | |
| 2025-03-11 | $80,473,928 | 3,839,405 | Shares | Sole | 2025-03-25 | |
| 2024-09-30 | — | 850,000 | Shares | Sole | 2024-11-14 | |
| No filing history on record for this holder in this stock. | ||||||