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$STRL All transactions

STERLING INFRASTRUCTURE, INC.

F

$ Value

$19K

Shares

61

Price

$306

Filed

Jan 5

Insider

Name

GRINDSTAFF NICHOLAS M

Title

Chief Financial Officer (CFO)

CIK

0001134710

Roles

Officer

Transaction Details

Transaction Date

2025-12-31

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

5,564

Footnotes

These shares were retained by the Company at the election of the Reporting Person pursuant to a procedure approved by the Compensation Committee of the Board of Directors to satisfy the Company's tax withholding requirements (based on the closing price of the Company's common stock on the release date) arising from the release of restrictions as permitted by the plan pursuant to which the restricted stock unit award was made. | The total share ownership includes 65 shares acquired under the Company's 2019 Employee Stock Purchase Plan. | Represents the grant of time-vested restricted stock units that will vest in one-third increments on each of December 31, 2026, and the next two anniversaries thereof, provided the service conditions are satisfied. | Of these shares, 6,402 shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances.

Filing Info

Accession No.

0000874238-26-000008

Form Type

4

Issuer CIK

0000874238

GRINDSTAFF NICHOLAS M's History

Date Ticker Type Value
2026-01-01 STRL A $0
2025-12-31 STRL F $19K
2025-07-10 STRL A $0
2025-07-10 STRL A $0

Other Insiders at STRL (90d)

Insider Bought Sold Last
O'Brien Dana C. $1.6M 2026-02-09
Dill Julie $1.7M 2026-03-09
Wilson Dwayne Andree $1.0M 2026-03-12
CUTILLO JOSEPH A
Chief Executive Officer
$63.9M 2026-03-25
Wolf Mark D.
General Counsel, Corporate Sec
2026-02-25