13D/13G Filings - OneStream Inc. (OS)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2025-07-28
12:08 pm
Purchase
2025-06-3013GOneStream, Inc. Class A Common Stock
OS
NORGES BANK6,343,592
8.400%
3,663,592increase
(+136.70%)
Filing
History
2025-07-07
1:20 pm
Purchase
2025-06-3013GOneStream, Inc. Class A Common Stock
OS
The Vanguard Group7,819,431
10.370%
4,227,978increase
(+117.72%)
Filing
History
2025-05-14
5:32 pm
Sale
2025-03-3113GOneStream, Inc. Class A Common Stock
OS
Colby Craig9,128,763
10.900%
-3,411,014decrease
(-27.20%)
Filing
History
2025-05-14
5:10 pm
Purchase
2025-03-3113GOneStream, Inc. Class A Common Stock
OS
ALLIANCEBERNSTEIN L.P.2,847,280
3.900%
381,601increase
(+15.48%)
Filing
History
2025-05-14
4:15 pm
Sale
2025-03-3113GOneStream, Inc. Class A Common Stock
OS
ALKEON CAPITAL MANAGEMENT LLC2,526,261
3.500%
-2,373,952decrease
(-48.45%)
Filing
History
2025-05-14
4:05 pm
Purchase
2025-03-3113GOneStream, Inc. Class A Common Stock
OS
Kayne Anderson Rudnick Investment Management, LLC6,195,180
8.470%
1,988,179increase
(+47.26%)
Filing
History
2025-05-14
3:42 pm
Purchase
2025-05-1413GOneStream, Inc. Class A Common Stock
OS
Champlain Investment Partners, LLC4,037,595
5.500%
598,757increase
(+17.41%)
Filing
History
2025-04-30
11:15 am
Purchase
2025-03-3113GOneStream, Inc. Class A Common Stock
OS
The Vanguard Group3,591,453
4.910%
1,113,608increase
(+44.94%)
Filing
History
2025-03-25
7:17 pm
Purchase
2025-03-1113GOneStream, Inc. Class A Common Stock
OS
DARLINGTON PARTNERS CAPITAL MANAGEMENT LP3,839,405
5.300%
3,839,405increase
(New Position)
Filing
History
2025-02-14
09:45 am
Sale
2024-12-3113GOneStream, Inc. Class A Common Stock
OS
T. Rowe Price Investment Management, Inc.3,784,963
8.300%
-1,402,293decrease
(-27.03%)
Filing
History
2025-02-13
5:49 pm
Purchase
2024-12-3113GOneStream, Inc. Class A Common Stock
OS
Koefoed William A2,051,384
3.800%
205,884increase
(+11.16%)
Filing
History
2025-02-13
4:35 pm
Purchase
2024-12-3113GOneStream, Inc. Class A Common Stock
OS
Champlain Investment Partners, LLC3,438,838
7.600%
3,438,838increase
(New Position)
Filing
History
2025-02-12
4:30 pm
Sale
2024-12-3113GOneStream, Inc. Class A Common Stock
OS
KKR Dream Holdings LLC94,520,232
67.500%
-14,224,882decrease
(-13.08%)
Filing
History
2025-02-07
11:55 am
Purchase
2025-01-3113GOneStream, Inc. Class A Common Stock
OS
T. Rowe Price Investment Management, Inc.5,187,256
11.400%
1,517,469increase
(+41.35%)
Filing
History
2025-02-05
4:31 pm
Purchase
2024-12-3113GOneStream, Inc. Class A Common Stock
OS
ALLIANCEBERNSTEIN L.P.2,465,679
5.400%
2,465,679increase
(New Position)
Filing
History
2024-12-09
11:10 am
Purchase
2024-12-0213GOneStream, Inc. Class A Common Stock
OS
Baranowski Matthew2,792,506
5.800%
2,792,506increase
(New Position)
Filing
History
2024-11-14
1:28 pm
Sale
2024-09-3013GOneStream, Inc. Class A Common Stock
OS
T. Rowe Price Investment Management, Inc.3,669,787
13.000%
-5,213decrease
(-0.14%)
Filing
History
2024-11-13
7:11 pm
Purchase
2024-09-3013GOneStream, Inc. Class A Common Stock
OS
KKR Dream Holdings LLC108,745,114
79.400%
108,745,114increase
(New Position)
Filing
History
2024-11-13
09:48 am
Purchase
2024-09-3013GOneStream, Inc. Class A Common Stock
OS
ALKEON CAPITAL MANAGEMENT LLC4,900,213
9.990%
4,900,213increase
(New Position)
Filing
History
2024-11-12
6:22 pm
Purchase
2024-09-3013GOneStream, Inc. Class A Common Stock
OS
Shea Thomas Anthony17,216,993
37.800%
17,216,993increase
(New Position)
Filing
History
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