Insider Transactions Reported by 23 Insiders of OneStream, Inc.

Symbol
OS on Nasdaq
Location
Birmingham, MI

Insiders trading volume in the past year

OneStream, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
KKR Dream Holdings LLC 10%+ Owner $1,408,748,189 26 Nov 2024
KKR TFO Partners L.P. 10%+ Owner $1,407,603,241 26 Nov 2024
KKR Group Partnership L.P. 10%+ Owner $1,407,603,241 26 Nov 2024
KKR NGT (Dream) Blocker Parent L.P. 10%+ Owner $1,407,603,241 26 Nov 2024
Thomas Anthony Shea CEO, Director, 10%+ Owner $327,194,769 -$279,844 -0.09% 10 Mar 2026
Craig Colby Former 10% Owner $183,503,918 -$7,315,947 -3.8% 11 Jun 2025
Ken Hohenstein Chief Revenue Officer $41,945,576 -$9,420,652 -18% 16 Mar 2026
Michael Burkland Director $15,219,564 21 May 2025
Kara Wilson Director $8,951,926 21 May 2025
John Kinzer Director, Strategic Advisor $8,548,205 -$2,259,027 -21% 19 Dec 2025
Peter Fugere 10%+ Owner $8,484,576 25 Jul 2024
Jonathan D. Mariner Director $7,706,636 -$1,090,607 -12% 06 Jan 2026
Scott Leshinski President $6,593,885 -$175,516 -2.6% 10 Mar 2026
William A. Koefoed Former Chief Financial Officer $3,654,631 -$2,797,629 -43% 31 Dec 2025
Pamela McIntyre Chief Accounting Officer $1,321,344 -$201,103 -13% 10 Mar 2026
Baskar Sridharan Director $417,053 03 Oct 2025
Terrance Shea 10%+ Owner 25 Jul 2024
John von Allmen 10%+ Owner 25 Jul 2024
Bradley Scott Brown Director 24 Jul 2024
David S. Welsh Director 24 Jul 2024
David Petraeus Director 24 Jul 2024
Eric Davidson 10%+ Owner 25 Jul 2024
Robert Allan Powers Jr. 10%+ Owner 25 Jul 2024

Recent Insider Transactions by Companies or Individuals for OneStream, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Ken Hohenstein OS Class A Common Stock Sale -1% $236,200 $23.62 -10,000 985,571 17 Mar 2026 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 1.01% 10,000 995,571 17 Mar 2026 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -7.22% -10,000 128,508 17 Mar 2026 Direct
Ken Hohenstein OS Class A Common Stock Sale -4.76% $1,160,230 $23.58 -49,204 985,571 16 Mar 2026 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 4.99% 49,204 1,034,775 16 Mar 2026 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -100% -49,204 6 16 Mar 2026 Direct
Scott Leshinski OS Class A Common Stock Sale -2.59% $175,516 $23.68 -7,412 278,458 11 Mar 2026 Direct
Pamela McIntyre OS Class A Common Stock Sale -3.49% $47,715 $23.68 -2,015 55,800 11 Mar 2026 Direct
Ken Hohenstein OS Class A Common Stock Tax liability -0.54% -5,390 985,571 10 Mar 2026 Direct
Scott Leshinski OS Class A Common Stock Tax liability -2.09% -6,111 285,870 10 Mar 2026 Direct
Pamela McIntyre OS Class A Common Stock Tax liability -1.75% -1,032 57,815 10 Mar 2026 Direct
Thomas Anthony Shea OS Class A Common Stock Tax liability -1.97% -9,258 459,986 10 Mar 2026 Direct
Ken Hohenstein OS Class A Common Stock Sale -5.71% $1,407,600 $23.46 -60,000 990,961 17 Feb 2026 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 6.05% 60,000 1,050,961 17 Feb 2026 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -86.7% -60,000 9,210 17 Feb 2026 Direct
Ken Hohenstein OS Class A Common Stock Sale -10.8% $2,835,600 $23.63 -120,000 990,961 16 Jan 2026 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 12.1% 120,000 1,110,961 16 Jan 2026 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -86.2% -120,000 19,210 16 Jan 2026 Direct
Pamela McIntyre OS Class A Common Stock Sale -9.95% $153,388 $23.58 -6,505 58,847 08 Jan 2026 Direct
Jonathan D. Mariner OS Class A Common Stock Sale -52.7% $185,436 $23.31 -7,956 7,130 06 Jan 2026 Direct
Scott Leshinski OS Class A Common Stock Award 104.5% 149,202 291,981 01 Jan 2026 Direct
Pamela McIntyre OS Class A Common Stock Award 41% 18,989 65,352 01 Jan 2026 Direct
John Kinzer OS Class A Common Stock Conversion of derivative security 30,000 30,000 19 Dec 2025 See Footnote
John Kinzer OS Class D Common Stock Conversion of derivative security -100% -30,000 0 19 Dec 2025 See Footnote
John Kinzer OS Class D Common Stock Conversion of derivative security 30,000 30,000 19 Dec 2025 See Footnote
John Kinzer OS Common Units Conversion of derivative security -9.97% -30,000 270,997 19 Dec 2025 See Footnote
Ken Hohenstein OS Class A Common Stock Sale -3.88% $688,400 $17.21 -40,000 990,961 16 Dec 2025 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 4.04% 40,000 1,030,961 16 Dec 2025 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -36.6% -40,000 69,210 16 Dec 2025 Direct
William A. Koefoed OS Class A Common Stock Sale -4.44% $169,694 $17.73 -9,571 206,127 15 Dec 2025 Direct
Thomas Anthony Shea OS Class A Common Stock Tax liability -2.86% -13,805 469,244 10 Dec 2025 Direct
William A. Koefoed OS Class A Common Stock Tax liability -2.83% -6,285 215,698 10 Dec 2025 Direct
Ken Hohenstein OS Class A Common Stock Tax liability -0.61% -6,101 990,961 10 Dec 2025 Direct
John Kinzer OS Class A Common Stock Award 1326.9% 94,607 101,737 02 Dec 2025 Direct
Jonathan D. Mariner OS Class A Common Stock Sale -55% $385,041 $20.90 -18,423 15,086 02 Dec 2025 Direct
Ken Hohenstein OS Class A Common Stock Sale -3.86% $837,600 $20.94 -40,000 997,062 17 Nov 2025 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 4.01% 40,000 1,037,062 17 Nov 2025 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -28.7% -40,000 99,210 17 Nov 2025 Direct
Ken Hohenstein OS Class A Common Stock Sale -3.86% $673,968 $16.85 -40,000 997,062 16 Oct 2025 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 4.01% 40,000 1,037,062 16 Oct 2025 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -23.6% -40,000 129,210 16 Oct 2025 Direct
Baskar Sridharan OS Class A Common Stock Award 21,609 21,609 03 Oct 2025 Direct
John Kinzer OS Class A Common Stock Sale -100% $600,000 $20.00 -30,000 0 19 Sep 2025 See Footnote
John Kinzer OS Class A Common Stock Conversion of derivative security 30,000 30,000 18 Sep 2025 See Footnote
John Kinzer OS Class D Common Stock Conversion of derivative security -100% -30,000 0 18 Sep 2025 See Footnote
John Kinzer OS Class D Common Stock Conversion of derivative security 30,000 30,000 18 Sep 2025 See Footnote
John Kinzer OS Common Units Conversion of derivative security -9.06% -30,000 300,997 18 Sep 2025 See Footnote
Ken Hohenstein OS Class A Common Stock Sale -3.86% $747,600 $18.69 -40,000 997,062 16 Sep 2025 Direct
Ken Hohenstein OS Class A Common Stock Options Exercise 4.01% 40,000 1,037,062 16 Sep 2025 Direct
Ken Hohenstein OS Stock Option (right to buy) Options Exercise -20.1% -40,000 159,210 16 Sep 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.