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▼ SELL

$ Value

$520K

Shares

18,274

Price

$28

Filed

Sep 16

Insider

Name

SPENCER DARIEN

Title

Chief Operating Officer

CIK

0001226378

Roles

Officer

Transaction Details

Transaction Date

2025-09-12

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

346,132

Footnotes

Reflects shares sold to cover withholding taxes incurred upon the vesting and settlement of restricted stock units in a trade that was initiated by the Issuer on the Reporting Person's behalf. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.4299 to $29.0101. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Filing Info

Accession No.

0001193125-25-205182

Form Type

4

Issuer CIK

0001816581

SPENCER DARIEN's History

Date Ticker Type Value
2026-04-11 OUST A $0
2025-12-12 OUST $273K
2025-09-12 OUST $520K
2025-06-12 OUST $61K

Other Insiders at OUST (90d)

Insider Bought Sold Last
Boulet Virginia $136K 2026-03-06
SKAGGS STEPHEN A $140K 2026-04-21
SPENCER DARIEN
Chief Operating Officer
2026-04-11
Heystee Susan 2026-04-06
Gianella Kenneth P.
Chief Financial Officer
2026-04-11
Frichtl Mark
Chief Technology Officer
$6.3M 2026-04-22
Pacala Charles Angus
President and CEO
2026-04-12
Chung Megan
General Counsel and Secretary
$144K 2026-04-16