STERLING INFRASTRUCTURE, INC. - Director's Dealing 2010

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: STERLING CONSTRUCTION CO INC (STRL)
CIK: 0000874238
Period of Report: 2010-09-01

Reporting Person: MANNING BRIAN R (Exec. VP & CDO)

Security	Shares	Ownership
Common Stock	215955	Direct
Common Stock	6079	Indirect

Security	Exercise Price	Expiration	Underlying	Ownership
Employee Stock Option (right to buy)	$1.50	2011-07-23	Common Stock (2000)	Direct
Employee Stock Option (right to buy)	$1.725	2012-07-24	Common Stock (2500)	Direct
Employee Stock Option (right to buy)	$3.05	2013-08-20	Common Stock (3000)	Direct
Employee Stock Option (right to buy)	$3.1	2014-08-12	Common Stock (3500)	Direct
Employee Stock Option (right to buy)	$16.78	2010-09-12	Common Stock (1500)	Direct
Employee Stock Option (right to buy)	$24.96	2011-07-18	Common Stock (7500)	Direct
Employee Stock Option (right to buy)	$25.21	2011-09-08	Common Stock (1000)	Direct

F1: These shares are exercisable in five equal annual installments commencing on the first anniversary of the July 23, 2001 grant date.

F2: These shares are exercisable in five equal annual installments commencing on the first anniversary of the July 24, 2002 grant date.

F3: These shares are exercisable in five equal annual installments commencing on the first anniversary of the August 20, 2003 grant date.

F4: These shares are exercisable in five equal annual installments commencing on the first anniversary of the August 12, 2004 grant date.

F5: These shares are exercisable in five equal annual installments commencing on the first anniversary of the August 12, 2005 grant date.

F6: These shares are exercisable in five equal annual installments commencing on the first anniversary of the August 8, 2006 grant date.

F7: These shares are held in a trust for the benefit of the Reporting Person, who is also a trustee.