OS- Onestream, Inc.

Name: Onestream, Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

OS sits in the Software industry within the Information Technology sector, so this activity is best read against the sector's broader insider trend.

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Insider Ownership

Role	Insider	Shares	Value	30d
Other	Hohenstein Ken	1.03M	-	-
Pres	Leshinski Scott	378.5K	-	-
CFO	Koefoed William A	206.1K	$3.65M	-
Other	McIntyre Pamela	100.8K	-	-
Dir	Mariner Jonathan D	7.1K	$168.2K	-

Activity

Buys and sells only

Transactions

10 filings

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Mar 11, 2026	McIntyre Pamela	Chief Accounting Officer	Sell	2,015	$23.68	$47,715.20	-3.5%	-	-
Mar 11, 2026	Leshinski Scott	President	Sell	7,412	$23.68	$175,516.16	-2.6%	-	-
Jan 8, 2026	McIntyre Pamela	Chief Accounting Officer	Sell	6,505	$23.58	$153,387.90	-10.0%	-	-
Jan 6, 2026	Mariner Jonathan D65	Director	Sell	7,956	$23.31	$185,436.09	-52.7%	-	-
Dec 16, 2025	Hohenstein Ken72	Chief Revenue Officer	Sale+OE	40,000	$17.21	$688,400.00	-3.9%	+34.1%	-
Dec 15, 2025	Koefoed William A77	Chief Financial Officer	Sell	9,571	$17.73	$169,693.83	-4.4%	+39.0%	-
Dec 2, 2025	Mariner Jonathan D65	Director	Sell	18,423	$20.90	$385,040.70	-55.0%	+14.5%	-
Nov 17, 2025	Hohenstein Ken72	Chief Revenue Officer	Sale+OE	40,000	$20.94	$837,600.00	-3.9%	+12.9%	-
Oct 16, 2025	Hohenstein Ken72	Chief Revenue Officer	Sale+OE	40,000	$16.85	$673,967.50	-3.9%	+42.0%	-
Sep 19, 2025	Kinzer John48	Director	Sell	30,000	$20.00	$600,000.00	-100%	-8.4%	-

Understand these filings

How to Read SEC Form 4 Filings →Understanding Insider Buying Signals →What is Insider Trading? A Complete Guide →Cluster Buying: When Multiple Insiders Buy Together →

Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC