InsiderFlow

OS

OneStream, Inc. Class A Common Stock$24.00-0.01 (-0.02%)
Prev Close$24.00·MCap$2.40B·P/E·Vol1.77M·Yield

Buys (12M)

0

$0.00

Sells (12M)

33

$24.13M

Net Activity

Net Seller

$24.13M

Active Insiders

8

last 12 mo

Over the past 12 months, insider activity at OneStream, Inc. Class A Common Stock (OS) has been exclusively selling, with 0 insider purchases totaling $0.00 and 33 insider sales totaling $24.13M. The most recent insider transaction was by Hohenstein Ken (officer: Chief Revenue Officer), who sold $1.40M worth of shares on Mar 18, 2026. OneStream, Inc. Class A Common Stock operates in the Technology sector, within the Software - Application industry, with a market cap of $2.40B.

OS Insider Trading Activity

DateInsiderTypeValue
Mar 18, 2026 Hohenstein KenSell$1.40M
Mar 12, 2026 McIntyre PamelaSell$47.7K
Mar 12, 2026 Leshinski ScottSell$175.5K
Feb 17, 2026 Hohenstein KenSell$1.41M
Jan 20, 2026 Hohenstein KenSell$2.84M
Jan 9, 2026 McIntyre PamelaSell$153.4K
Jan 8, 2026 MARINER JONATHAN DSell$185.4K
Dec 18, 2025 Hohenstein KenSell$688.4K
Dec 16, 2025 Koefoed William ASell$169.7K
Dec 4, 2025 MARINER JONATHAN DSell$385.0K
Nov 19, 2025 Hohenstein KenSell$837.6K
Oct 17, 2025 Hohenstein KenSell$674.0K
Sep 22, 2025 Kinzer JohnSell$600.0K
Sep 18, 2025 Hohenstein KenSell$747.6K
Sep 16, 2025 Koefoed William ASell$170.2K
Sep 4, 2025 MARINER JONATHAN DSell$2.8K
Aug 20, 2025 Hohenstein KenSell$431.2K
Aug 6, 2025 MARINER JONATHAN DSell$156.0K
Jul 28, 2025 Koefoed William ASell$625.0K
Jul 21, 2025 Hohenstein KenSell$502.4K
Jul 9, 2025 MARINER JONATHAN DSell$176.3K
Jun 27, 2025 Koefoed William ASell$669.3K
Jun 24, 2025 Kinzer JohnSell$847.8K
Jun 23, 2025 Hohenstein KenSell$565.6K
Jun 18, 2025 Koefoed William ASell$261.0K
Jun 12, 2025 Koefoed William ASell$183.5K
Jun 12, 2025 Shea Thomas AnthonySell$279.8K
Jun 12, 2025 Colby CraigSell$177.3K
Jun 12, 2025 Hohenstein KenSell$177.3K
Jun 4, 2025 MARINER JONATHAN DSell$185.0K
May 29, 2025 Koefoed William ASell$719.0K
May 21, 2025 Hohenstein KenSell$553.4K
May 13, 2025 Colby CraigSell$7.14M
Apr 10, 2025 Kinzer JohnSell$811.2K
Feb 20, 2025 Koefoed William ASell$250.4K
Jan 17, 2025 Koefoed William ASell$265.7K
Dec 17, 2024 Koefoed William ASell$412.9K
Dec 17, 2024 Colby CraigSell$8.32M
Nov 29, 2024 KKR NGT (Dream) Blocker Parent L.P.Sell$28.69M1.0% OS
Nov 27, 2024 WILSON KARASell$178.6K
Nov 27, 2024 Burkland MichaelSell$295.8K
Nov 27, 2024 MARINER JONATHAN DSell$178.6K
Nov 18, 2024 KKR TFO Partners L.P.Sell$191.24M6.4% OS
Nov 18, 2024 MARINER JONATHAN DSell$1.19M
Nov 18, 2024 WILSON KARASell$1.19M
Nov 18, 2024 Burkland MichaelSell$1.97M
Jul 29, 2024 KKR NGT (Dream) Blocker Parent L.P.Sell$48.16M2.6% OS
Jul 29, 2024 Shea TerranceSell$9.14M
Jul 29, 2024 Davidson EricSell$6.86M
Jul 29, 2024 Hohenstein KenSell$328.0K
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OS Insider Buying Activity

The following table shows recent insider purchases of OneStream, Inc. Class A Common Stock (OS) stock reported via SEC Form 4 filings.

No insider buying activity found for OS in the last 12 months.

OS Insider Selling Activity

The following table shows recent insider sales of OneStream, Inc. Class A Common Stock (OS) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Mar 18, 2026 Hohenstein KenSell$1.40M
Mar 12, 2026 McIntyre PamelaSell$47.7K
Mar 12, 2026 Leshinski ScottSell$175.5K
Feb 17, 2026 Hohenstein KenSell$1.41M
Jan 20, 2026 Hohenstein KenSell$2.84M
Jan 9, 2026 McIntyre PamelaSell$153.4K
Jan 8, 2026 MARINER JONATHAN DSell$185.4K
Dec 18, 2025 Hohenstein KenSell$688.4K
Dec 16, 2025 Koefoed William ASell$169.7K
Dec 4, 2025 MARINER JONATHAN DSell$385.0K
Nov 19, 2025 Hohenstein KenSell$837.6K
Oct 17, 2025 Hohenstein KenSell$674.0K
Sep 22, 2025 Kinzer JohnSell$600.0K
Sep 18, 2025 Hohenstein KenSell$747.6K
Sep 16, 2025 Koefoed William ASell$170.2K
Sep 4, 2025 MARINER JONATHAN DSell$2.8K
Aug 20, 2025 Hohenstein KenSell$431.2K
Aug 6, 2025 MARINER JONATHAN DSell$156.0K
Jul 28, 2025 Koefoed William ASell$625.0K
Jul 21, 2025 Hohenstein KenSell$502.4K
Jul 9, 2025 MARINER JONATHAN DSell$176.3K
Jun 27, 2025 Koefoed William ASell$669.3K
Jun 24, 2025 Kinzer JohnSell$847.8K
Jun 23, 2025 Hohenstein KenSell$565.6K
Jun 18, 2025 Koefoed William ASell$261.0K
Jun 12, 2025 Koefoed William ASell$183.5K
Jun 12, 2025 Shea Thomas AnthonySell$279.8K
Jun 12, 2025 Colby CraigSell$177.3K
Jun 12, 2025 Hohenstein KenSell$177.3K
Jun 4, 2025 MARINER JONATHAN DSell$185.0K
May 29, 2025 Koefoed William ASell$719.0K
May 21, 2025 Hohenstein KenSell$553.4K
May 13, 2025 Colby CraigSell$7.14M
Apr 10, 2025 Kinzer JohnSell$811.2K
Feb 20, 2025 Koefoed William ASell$250.4K
Jan 17, 2025 Koefoed William ASell$265.7K
Dec 17, 2024 Koefoed William ASell$412.9K
Dec 17, 2024 Colby CraigSell$8.32M
Nov 29, 2024 KKR NGT (Dream) Blocker Parent L.P.Sell$28.69M1.0% OS
Nov 27, 2024 WILSON KARASell$178.6K
Nov 27, 2024 Burkland MichaelSell$295.8K
Nov 27, 2024 MARINER JONATHAN DSell$178.6K
Nov 18, 2024 KKR TFO Partners L.P.Sell$191.24M6.4% OS
Nov 18, 2024 MARINER JONATHAN DSell$1.19M
Nov 18, 2024 WILSON KARASell$1.19M
Nov 18, 2024 Burkland MichaelSell$1.97M
Jul 29, 2024 KKR NGT (Dream) Blocker Parent L.P.Sell$48.16M2.6% OS
Jul 29, 2024 Shea TerranceSell$9.14M
Jul 29, 2024 Davidson EricSell$6.86M
Jul 29, 2024 Hohenstein KenSell$328.0K

OS Insiders

Hohenstein Ken

officer: Chief Revenue Officer

Sold $11.15M
13 tradesLast: Mar 18, 2026
McIntyre Pamela

officer: Chief Accounting Officer

Sold $201.1K
2 tradesLast: Mar 12, 2026
Leshinski Scott

officer: President

Sold $175.5K
1 tradesLast: Mar 12, 2026
MARINER JONATHAN D

director

Sold $2.46M
8 tradesLast: Jan 8, 2026
Koefoed William A

Chief Financial Officer

Sold $4.10M
11 tradesLast: Dec 16, 2025
Kinzer John

Sold $2.26M
3 tradesLast: Sep 22, 2025
Colby Craig

President

Sold $19.41M
4 tradesLast: Jun 12, 2025
Shea Thomas Anthony

CEO and President

Sold $279.8K
1 tradesLast: Jun 12, 2025
KKR NGT (Dream) Blocker Parent L.P.

Sold $76.84M
2 tradesLast: Nov 29, 2024
Burkland Michael

Sold $2.27M
2 tradesLast: Nov 27, 2024
WILSON KARA

Sold $1.37M
2 tradesLast: Nov 27, 2024
KKR TFO Partners L.P.

Sold $191.24M
1 tradesLast: Nov 18, 2024
Powers Robert Allan Jr.

Sold $32.05M
1 tradesLast: Jul 29, 2024
Davidson Eric

Sold $6.86M
1 tradesLast: Jul 29, 2024
Fugere Peter

Sold $4.77M
1 tradesLast: Jul 29, 2024
Shea Terrance

Sold $9.14M
1 tradesLast: Jul 29, 2024
Von Allmen John

Sold $2.63M
1 tradesLast: Jul 29, 2024