OneStream Inc. (OS) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not 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
What is insider trading>>
Time period
Insider Trading Transactions for OneStream Inc.
Goto 0, 1, 2, 3, Next
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-04-01
Sale(A)
2026-04-03
7:28 pm
OneStream Inc.OSShea Thomas Anthony
CEO
10% Owner
459,986$0$00
(Indirect
Direct)
View
2026-04-01
Sale
2026-04-02
6:46 pm
OneStream Inc.OSWILSON KARA
Director
7,130$0$00
(Direct)
View
2026-04-01
Sale
2026-04-02
5:50 pm
OneStream Inc.OSSridharan Baskar
Director
21,609$0$00
(Direct)
View
2026-04-01
Sale
2026-04-02
5:49 pm
OneStream Inc.OSShea Thomas Anthony
CEO
10% Owner
459,986$0$00
(Indirect
Direct)
View
2026-04-01
Sale
2026-04-02
5:48 pm
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
100,800$0$00
(Direct)
View
2026-04-01
Sale
2026-04-02
5:47 pm
OneStream Inc.OSMARINER JONATHAN D
Director
7,130$0$00
(Indirect
Direct)
View
2026-04-01
Sale
2026-04-02
5:46 pm
OneStream Inc.OSLeshinski Scott
President
378,458$0$00
(Direct)
View
2026-04-01
Sale
2026-04-02
5:44 pm
OneStream Inc.OSKinzer John
See Remarks
131,737$0$00
(Indirect
Direct)
View
2026-04-01
Sale
2026-04-02
5:43 pm
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
1,820,850$0$00
(Indirect
Direct)
View
2026-04-01
Sale
2026-04-02
5:41 pm
OneStream Inc.OSBurkland Michael
Director
7,130$0$00
(Indirect
Direct)
View
2026-03-16
Sale
2026-03-18
4:43 pm
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
59,204$23.59$1,396,4302,244,686
(Indirect
Direct)
View
2026-03-11
Sale
2026-03-12
4:41 pm
OneStream Inc.OSLeshinski Scott
President
7,412$23.68$175,516278,458
(Direct)
View
2026-03-11
Sale
2026-03-12
4:37 pm
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
2,015$23.68$47,71555,800
(Direct)
View
2026-02-17
Sale
2026-02-19
4:48 pm
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
60,000$23.46$1,407,6002,309,280
(Indirect
Direct)
View
2026-01-16
Sale
2026-01-20
5:40 pm
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
120,000$23.63$2,835,6002,369,280
(Indirect
Direct)
View
2026-01-08
Sale
2026-01-09
6:18 pm
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
6,505$23.58$153,38858,847
(Direct)
View
2026-01-06
Sale
2026-01-08
4:22 pm
OneStream Inc.OSMARINER JONATHAN D
Director
7,956$23.31$185,4367,130
(Direct)
View
2025-12-16
Sale
2025-12-18
4:05 pm
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$17.21$688,4002,028,958
(Indirect
Direct)
View
2025-12-15
Sale
2025-12-16
6:23 pm
OneStream Inc.OSKoefoed William A
Chief Financial Officer
9,571$17.73$169,694206,127
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-04-01
Other
2026-04-07
9:50 pm
N/A
N/A
OneStream Inc.OSK-PRIME AG Financing LP
K-PRIME Hedge-Finance GP Ltd
K-PRIME Aggregator L.P.
K-Series PE Holdings L.P.
K-Series PE GP LLC
KKR Associates Group L.P.
KKR Associates Group GP LLC
10% Owner
94,520,232$00
(Indirect)
View
2026-04-01
Other
2026-04-07
9:49 pm
N/A
N/A
OneStream Inc.OSKKR Dream Holdings LLC
KKR Dream Aggregator L.P.
KKR Dream Aggregator GP LLC
KKR Americas Fund XII (Dream) L.P.
KKR Americas XII (Dream) Blocker Parent L.P.
KKR Americas XII EEA (Dream) Blocker Parent L.P.
KKR Americas XII (Dream II) Blocker Parent L.P.
KKR Associates Americas XII AIV L.P.
KKR Americas XII AIV GP LLC
KKR Wolverine I Ltd.
10% Owner
94,520,232$00
(Indirect)
View
2026-04-01
Other
2026-04-07
9:44 pm
N/A
N/A
OneStream Inc.OSKKR TFO Partners L.P.
KKR Associates TFO L.P.
KKR TFO GP Ltd
KKR Custom Equity Opportunities Fund L.P.
KKR Associates Custom Equity Opportunities L.P.
KKR Custom Equity Opportunities Ltd
KKR-Milton Strategic Partners L.P.
KKR Associates Milton Strategic L.P.
KKR Milton Strategic Ltd
KKR Financial Management LLC
10% Owner
94,520,232$00
(Indirect)
View
2026-04-01
Other
2026-04-07
9:36 pm
N/A
N/A
OneStream Inc.OSKKR NGT (Dream) Blocker Parent L.P.
KKR NGT (Dream) Blocker Parent (EEA) L.P.
KKR Associates NGT L.P.
KKR Next Gen Tech Growth Ltd
10% Owner
94,520,232$00
(Indirect)
View
2026-04-01
Other
2026-04-07
9:31 pm
N/A
N/A
OneStream Inc.OSKKR Group Partnership L.P.
Kohlberg Kravis Roberts & Co. L.P.
KKR & Co. GP LLC
KKR Holdco LLC
KKR Group Holdings Corp.
KKR Group Co. Inc.
KKR & Co. Inc.
KKR Management LLP
KRAVIS HENRY R
ROBERTS GEORGE R
10% Owner
94,520,232$00
(Indirect)
View
2026-03-24
Gift
2026-03-26
7:14 pm
N/A
N/A
OneStream Inc.OSShea Thomas Anthony
CEO
10% Owner
17,320,860$020,500,069
(Indirect)
View
2026-03-19
Option Award
2026-03-20
7:11 pm
N/A
N/A
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
45,000$0100,800
(Direct)
View
2026-03-19
Option Award
2026-03-20
7:08 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
45,000$01,820,850
(Direct)
View
2026-03-19
Option Award
2026-03-20
7:05 pm
N/A
N/A
OneStream Inc.OSLeshinski Scott
President
100,000$0378,458
(Direct)
View
2026-03-16
Exercise
2026-03-18
4:43 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
19,204$10.652,244,686
(Direct)
View
2026-03-16
Exercise
2026-03-18
4:43 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$14.512,244,686
(Direct)
View
2026-03-16
Exercise
2026-03-18
4:43 pm
N/A
2031-12-04
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
59,204$02,244,686
(Direct)
View
2026-03-10
Tax Withholding
2026-03-12
4:45 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
5,390$23.71,775,850
(Direct)
View
2026-03-10
Tax Withholding
2026-03-12
4:41 pm
N/A
N/A
OneStream Inc.OSLeshinski Scott
President
6,111$23.7278,458
(Direct)
View
2026-03-10
Tax Withholding
2026-03-12
4:37 pm
N/A
N/A
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
1,032$23.755,800
(Direct)
View
2026-03-10
Tax Withholding
2026-03-12
4:33 pm
N/A
N/A
OneStream Inc.OSShea Thomas Anthony
CEO
10% Owner
9,258$23.7459,986
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:48 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
20,000$10.652,309,280
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:48 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$14.512,309,280
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:48 pm
N/A
2033-03-05
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
60,000$02,309,280
(Direct)
View
2026-01-16
Exercise
2026-01-20
5:40 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
80,000$10.652,369,280
(Direct)
View
2026-01-16
Exercise
2026-01-20
5:40 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$14.512,369,280
(Direct)
View
2026-01-16
Exercise
2026-01-20
5:40 pm
N/A
2033-03-05
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
120,000$02,369,280
(Direct)
View
2026-01-01
Option Award
2026-01-05
4:24 pm
N/A
N/A
OneStream Inc.OSLeshinski Scott
President
149,202$0291,981
(Direct)
View
2026-01-01
Option Award
2026-01-05
4:20 pm
N/A
N/A
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
18,989$065,352
(Direct)
View

Ownership
2026-01-05
4:12 pm
N/A
N/A
OneStream Inc.OSLeshinski Scott
President
0$0516,650
(Direct)
View

Ownership
2026-01-05
4:06 pm
N/A
N/A
OneStream Inc.OSMcIntyre Pamela
Chief Accounting Officer
0$0292,670
(Direct)
View
2025-12-19
Conversion
2025-12-23
4:12 pm
N/A
N/A
OneStream Inc.OSKinzer John
Strategic Advisor
90,000$0432,734
(Indirect)
View
2025-12-16
Exercise
2025-12-18
4:05 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$10.652,028,958
(Direct)
View
2025-12-16
Exercise
2025-12-18
4:05 pm
N/A
2033-03-05
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
40,000$02,028,958
(Direct)
View
2025-12-10
Tax Withholding
2025-12-12
4:09 pm
N/A
N/A
OneStream Inc.OSShea Thomas Anthony
CEO and President
10% Owner
13,805$18.38469,244
(Direct)
View
2025-12-10
Tax Withholding
2025-12-12
4:07 pm
N/A
N/A
OneStream Inc.OSKoefoed William A
Chief Financial Officer
6,285$18.38215,698
(Direct)
View
2025-12-10
Tax Withholding
2025-12-12
4:03 pm
N/A
N/A
OneStream Inc.OSHohenstein Ken
Chief Revenue Officer
6,101$18.381,781,240
(Direct)
View
2025-12-02
Option Award
2025-12-04
5:31 pm
N/A
N/A
OneStream Inc.OSKinzer John
Strategic Advisor
94,607$0101,737
(Direct)
View
(A) Indicate amendment filing.
Goto 0, 1, 2, 3, Next