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Filing Details

Accession Number:: 0001415889-25-012780
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2025-05-13 16:27:42
Reporting Period:: 2025-05-09

Filing Date:: 2025-05-13
Accepted Time:: 2025-05-13 16:27:42
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1889956	Onestream Inc.	OS	Services-Prepackaged Software (7372)	873199478

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
2027404	Craig Colby	C/O Onestream, Inc. 191 N. Chester Street Birmingham MI 48009		No	No	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Class A Common Stock	Acquisiton	2025-05-09	223,869	$10.65	443,033	No	4	M	Direct
Class A Common Stock	Acquisiton	2025-05-09	56,131	$14.51	499,164	No	4	M	Direct
Class A Common Stock	Disposition	2025-05-09	239,040	$25.39	260,124	No	4	S	Direct
Class A Common Stock	Disposition	2025-05-09	40,960	$26.11	219,164	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Class A Common Stock	Stock Option (right to buy)	Disposition	2025-05-09	98,894	$0.00	98,894	$10.65
Class A Common Stock	Stock Option (right to buy)	Disposition	2025-05-09	124,975	$0.00	124,975	$10.65
Class A Common Stock	Stock Option (right to buy)	Disposition	2025-05-09	56,131	$0.00	56,131	$14.51

Remaning Holdings	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
71,023	2031-12-04	No	4	M	Direct
243,778	2033-03-05	No	4	M	Direct
297,259	2034-03-10	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Class A Common Stock	175,125	Indirect	See Footnote

Footnotes

The shares reported include unvested restricted stock units.
The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 13, 2024.
Represents the weighted average share price of an aggregate total of 239,040 shares sold in the price range of $25.00 to $25.995, inclusive, by the holder. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote in this Form 4.
Represents the weighted average share price of an aggregate total of 40,960 shares sold in the price range of $26.00 to $26.24, inclusive, by the holder. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote in this Form 4.
The shares are held of record by CCICU Corp. CCICU Corp. is a subchapter S corporation of which the Reporting Person is the sole owner and maintains control.
One-fourth of the shares subject to the option vested on February 15, 2023, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.
One-fourth of the shares subject to the option vested on February 15, 2024, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.
One-fourth of the shares subject to the option vested on February 15, 2025, and 1/48th of the shares subject to the option shall vest each month thereafter, subject to the Reporting Person continuing to be a service provider through the applicable vesting date.