Hohenstein Ken 4

4 · OneStream, Inc. · Filed Mar 18, 2026

AI-generated summary of this filing

Updated Mar 18, 2026

OneStream (OS) CRO Ken Hohenstein Exercises Options and Sells Shares

What Happened

Ken Hohenstein, Chief Revenue Officer of OneStream (OS), exercised a total of 59,204 option-derived shares on March 16–17, 2026 (9,204 @ $10.65; 40,000 @ $14.51; 10,000 @ $10.65), paying about $784,923 to acquire the shares. He sold the same 59,204 shares in open-market transactions the same days for total proceeds of approximately $1,396,430 (49,204 shares sold 3/16 @ $23.58; 10,000 shares sold 3/17 @ $23.62). The filing shows matching derivative disposals at $0, which reflect cancellation of the exercised options.

Key Details

Transaction dates and prices:
- 2026-03-16: Exercised 9,204 shares @ $10.65 (paid $98,023) and 40,000 @ $14.51 (paid $580,400); sold 49,204 shares @ $23.58 (proceeds $1,160,230).
- 2026-03-17: Exercised 10,000 shares @ $10.65 (paid $106,500); sold 10,000 shares @ $23.62 (proceeds $236,200).
Total: 59,204 options exercised; 59,204 shares sold; gross sale proceeds ≈ $1,396,430.
Sales were effected pursuant to a Rule 10b5-1 trading plan adopted August 22, 2025 (footnote F2).
File was reported on March 18, 2026 for transactions on March 16–17, 2026 (timely filing within the usual two-business-day window).
The filing notes that reported shares include unvested restricted stock units (F1) and that some shares are held by the Hohenstein Purple Elephant 2019 Irrevocable Grantor Trust, over which the reporting person may have voting/dispositive power (F3). Vesting schedules for referenced options/awards are described in footnotes F4–F6.
The derivative "Disposed" lines showing $0 reflect the option/derivative being surrendered or converted when exercised (common reporting format).

Context

This sequence—exercise of options followed by immediate open-market sale of the resulting shares—is often a cashless or near-cashless exercise and sale to cover exercise cost and taxes; the presence of a 10b5-1 plan indicates sales were preplanned. These transactions are routine insider liquidity events and do not, by themselves, indicate managerial sentiment about the company’s prospects.

Form 4

Period: 2026-03-16

Chief Revenue Officer

Transactions

Exercise/Conversion
Class A Common Stock
[F1]
2026-03-16$10.65/sh+9,204$98,023→ 994,775 total
Exercise/Conversion
Class A Common Stock
[F1]
2026-03-16$14.51/sh+40,000$580,400→ 1,034,775 total
Sale
Class A Common Stock
[F2][F1]
2026-03-16$23.58/sh−49,204$1,160,230→ 985,571 total
Exercise/Conversion
Class A Common Stock
[F1]
2026-03-17$10.65/sh+10,000$106,500→ 995,571 total
Sale
Class A Common Stock
[F2][F1]
2026-03-17$23.62/sh−10,000$236,200→ 985,571 total
Exercise/Conversion
Stock Option (right to buy)
[F4]
2026-03-16−9,204→ 6 total
Exercise: $10.65Exp: 2031-12-04→ Class A Common Stock (9,204 underlying)
Exercise/Conversion
Stock Option (right to buy)
[F5]
2026-03-16−40,000→ 340,322 total
Exercise: $14.51Exp: 2034-03-10→ Class A Common Stock (40,000 underlying)
Exercise/Conversion
Stock Option (right to buy)
[F6]
2026-03-17−10,000→ 128,508 total
Exercise: $10.65Exp: 2033-03-05→ Class A Common Stock (10,000 underlying)

Holdings

Footnotes (6)

[F1]The shares reported include unvested restricted stock units.
[F2]The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 22, 2025.
[F3]Shares held by the Hohenstein Purple Elephant 2019 Irrevocable Grantor Trust (the "Hohenstein Purple Elephant Trust"). The Reporting Person may be deemed to have voting and dispositive power over the shares held by the Hohenstein Purple Elephant Trust.
[F4]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.
[F5]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.
[F6]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.

Signature

/s/ Holly Koczot, attorney-in-fact|2026-03-18

1 file