MARINER JONATHAN D

PrivateCIK: 1063663
Location

SPRINGDALE, AR

MARINER JONATHAN D sold 55.0% of their position (18.42K shares) of ONESTREAM, INC. on the open market

Open‑market sale worth $385.0K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderMARINER JONATHAN DCIK 1063663
IssuerONESTREAM, INC.CIK 1889956
Director
Since Jul 2024
-18.42K
Net shares
Net seller
$385.0K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
18.42K disposed
Non-Derivative Transactions1

Class A Common Stock

Direct
S · Sale

Shares

18.42K

Price / share

$20.90

Trade value

$385.04K

% of position

55.0%
12/2/2025
33.51K15.09K
Total

Net shares

18.42K

Net value

-$385.04K

Derivative Transactions0
No derivative transactions reported
MARINER JONATHAN D — Insider Transaction (Form 4) Filed Dec 4, 2025 | Finecho