Latest Insider Transactions at One Stream, Inc. (OS)
This section provides a real-time view of insider transactions for One Stream, Inc. (OS). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of OneStream, Inc. to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of OneStream, Inc.'s insiders and make more informed investment decisions.
Insider Transaction List
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Oct 16
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
40,000
-1.93%
|
$680,000
$17.22 P/Share
|
|
Oct 16
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+3.71%
|
$400,000
$10.65 P/Share
|
|
Oct 03
2025
|
Baskar Sridharan |
BUY
Grant, award, or other acquisition
|
Direct |
21,609
+50.0%
|
-
|
|
Sep 19
2025
|
John Kinzer |
SELL
Open market or private sale
|
Indirect |
30,000
-100.0%
|
$600,000
$20.0 P/Share
|
|
Sep 18
2025
|
John Kinzer |
BUY
Conversion of derivative security
|
Indirect |
30,000
+50.0%
|
-
|
|
Sep 16
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
40,000
-3.86%
|
$720,000
$18.69 P/Share
|
|
Sep 16
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+3.71%
|
$400,000
$10.65 P/Share
|
|
Sep 15
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
8,943
-3.87%
|
$169,917
$19.03 P/Share
|
|
Sep 10
2025
|
Thomas Anthony Shea CEO and President |
SELL
Payment of exercise price or tax liability
|
Direct |
13,805
-2.78%
|
$262,295
$19.79 P/Share
|
|
Sep 10
2025
|
William A Koefoed Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
6,913
-2.91%
|
$131,347
$19.79 P/Share
|
|
Sep 10
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
6,101
-0.61%
|
$115,919
$19.79 P/Share
|
|
Sep 03
2025
|
Jonathan D Mariner |
SELL
Open market or private sale
|
Direct |
141
-0.42%
|
$2,820
$20.07 P/Share
|
|
Aug 18
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
20,000
-1.95%
|
$420,000
$21.56 P/Share
|
|
Aug 18
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+1.92%
|
$200,000
$10.65 P/Share
|
|
Aug 04
2025
|
Jonathan D Mariner |
SELL
Open market or private sale
|
Direct |
6,630
-16.46%
|
$152,490
$23.53 P/Share
|
|
Jul 25
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
25,000
-9.51%
|
$625,000
$25.0 P/Share
|
|
Jul 25
2025
|
William A Koefoed Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
25,000
+8.69%
|
$250,000
$10.65 P/Share
|
|
Jul 18
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
20,000
-1.95%
|
$500,000
$25.12 P/Share
|
|
Jul 18
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+1.92%
|
$200,000
$10.65 P/Share
|
|
Jul 07
2025
|
Jonathan D Mariner |
SELL
Open market or private sale
|
Direct |
6,630
-14.13%
|
$172,380
$26.59 P/Share
|
|
Jun 25
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
25,000
-9.51%
|
$650,000
$26.77 P/Share
|
|
Jun 25
2025
|
William A Koefoed Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
25,000
+8.69%
|
$250,000
$10.65 P/Share
|
|
Jun 20
2025
|
John Kinzer |
SELL
Open market or private sale
|
Indirect |
30,000
-98.17%
|
$840,000
$28.53 P/Share
|
|
Jun 20
2025
|
John Kinzer |
BUY
Conversion of derivative security
|
Indirect |
30,000
+50.0%
|
-
|
|
Jun 18
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
20,000
-1.95%
|
$560,000
$28.28 P/Share
|
|
Jun 18
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+1.92%
|
$200,000
$10.65 P/Share
|
|
Jun 16
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
9,354
-3.78%
|
$252,558
$27.9 P/Share
|
|
Jun 11
2025
|
Thomas Anthony Shea CEO and President |
SELL
Open market or private sale
|
Direct |
9,913
-1.96%
|
$277,564
$28.23 P/Share
|
|
Jun 11
2025
|
Craig Colby |
SELL
Open market or private sale
|
Direct |
6,279
-2.87%
|
$175,812
$28.23 P/Share
|
|
Jun 11
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
6,280
-0.62%
|
$175,840
$28.23 P/Share
|
|
Jun 11
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
6,501
-2.56%
|
$182,028
$28.23 P/Share
|
|
Jun 10
2025
|
Thomas Anthony Shea CEO and President |
BUY
Conversion of derivative security
|
Direct |
150
+0.03%
|
-
|
|
Jun 02
2025
|
Jonathan D Mariner |
SELL
Open market or private sale
|
Direct |
6,631
-12.38%
|
$179,037
$27.9 P/Share
|
|
May 27
2025
|
William A Koefoed Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
25,000
-8.97%
|
$700,000
$28.76 P/Share
|
|
May 27
2025
|
William A Koefoed Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
25,000
+8.23%
|
$250,000
$10.65 P/Share
|
|
May 21
2025
|
Kara Wilson |
BUY
Grant, award, or other acquisition
|
Direct |
7,130
+50.0%
|
-
|
|
May 21
2025
|
Jonathan D Mariner |
BUY
Grant, award, or other acquisition
|
Direct |
7,130
+11.75%
|
-
|
|
May 21
2025
|
John Kinzer |
BUY
Grant, award, or other acquisition
|
Direct |
7,130
+50.0%
|
-
|
|
May 21
2025
|
Michael Burkland |
BUY
Grant, award, or other acquisition
|
Direct |
7,130
+50.0%
|
-
|
|
May 19
2025
|
Ken Hohenstein Chief Revenue Officer |
SELL
Open market or private sale
|
Direct |
20,000
-1.94%
|
$540,000
$27.67 P/Share
|
|
May 19
2025
|
Ken Hohenstein Chief Revenue Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+1.91%
|
$200,000
$10.65 P/Share
|
|
May 09
2025
|
Craig Colby |
SELL
Open market or private sale
|
Direct |
280,000
-31.82%
|
$7,000,000
$25.75 P/Share
|
|
May 09
2025
|
Craig Colby |
BUY
Exercise of conversion of derivative security
|
Direct |
280,000
+21.84%
|
$3,360,000
$12.58 P/Share
|
|
Apr 09
2025
|
John Kinzer |
SELL
Open market or private sale
|
Indirect |
40,000
-100.0%
|
$800,000
$20.28 P/Share
|
|
Mar 24
2025
|
John Kinzer |
BUY
Conversion of derivative security
|
Indirect |
40,000
+50.0%
|
-
|
|
Mar 24
2025
|
Craig Colby |
BUY
Conversion of derivative security
|
Indirect |
7,304
+4.0%
|
-
|
|
Mar 24
2025
|
Jonathan D Mariner |
BUY
Conversion of derivative security
|
Direct |
46,411
+50.0%
|
-
|
|
Mar 10
2025
|
William A Koefoed Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
253,694
+50.0%
|
-
|
|
Mar 10
2025
|
Thomas Anthony Shea CEO and President |
BUY
Grant, award, or other acquisition
|
Direct |
506,617
+50.0%
|
-
|
|
Mar 10
2025
|
Craig Colby |
BUY
Grant, award, or other acquisition
|
Direct |
219,164
+50.0%
|
-
|