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Company Analysis

STRL Insider Trading

STERLING INFRASTRUCTURE, INC. | Heavy Construction Other Than Bldg Const - Contractors

Comprehensive Trading Performance Summary

The investment history of corporate insiders at STERLING INFRASTRUCTURE, INC. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Heavy Construction Other Than Bldg Const - Contractors sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2007-04-18 18:41 2007-04-17 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $21.07 7,000 $147,484 100,888 -6.5%
2007-04-16 23:37 2007-04-13 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.00 7,000 $140,000 107,888 -6.1%
2007-04-02 21:02 2007-04-02 Barzun Roger M Officer, Other - Senior Vice President OPT+S $19.11 800 $15,288 22,161 0.0%
2007-03-01 21:26 2007-03-01 Barzun Roger M Officer, Other - Senior Vice President OPT+S $18.54 800 $14,828 22,161 0.0%
2007-02-21 17:37 2007-02-20 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.00 7,000 $140,000 114,888 -5.7%
2007-02-13 21:37 2007-02-12 ABERNATHY JOHN D Director SELL $21.55 200 $4,310 10,203 -1.9%
2007-02-13 21:28 2007-02-12 ABERNATHY JOHN D Director OPT+S $21.22 9,800 $207,984 10,403 0.0%
2007-02-06 21:20 2007-02-05 ABERNATHY JOHN D Director OPT+S $21.05 10,000 $210,507 10,203 0.0%
2007-02-02 01:12 2007-02-01 Barzun Roger M Officer, Other - Senior Vice President OPT+S $20.43 800 $16,344 22,161 0.0%
2007-01-30 21:11 2007-01-29 ABERNATHY JOHN D Director SELL $20.68 2,772 $57,324 10,203 -21.4%
2007-01-30 21:10 2007-01-29 ABERNATHY JOHN D Director OPT+S $20.41 7,228 $147,559 12,975 0.0%
2007-01-23 22:16 2007-01-22 ABERNATHY JOHN D Director SELL $20.68 3 $62 10,203 0.0%
2007-01-23 22:15 2007-01-22 ABERNATHY JOHN D Director OPT+S $20.36 9,997 $203,579 10,206 0.0%
2007-01-18 18:11 2007-01-17 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.00 7,000 $140,000 121,888 -5.4%
2007-01-18 00:05 2007-01-16 ABERNATHY JOHN D Director SELL $19.59 850 $16,655 10,203 -7.7%
2007-01-18 00:03 2007-01-16 ABERNATHY JOHN D Director SELL $19.09 5,050 $96,417 11,053 -31.4%
2007-01-18 00:01 2007-01-16 ABERNATHY JOHN D Director OPT+S $18.66 4,100 $76,498 16,103 0.0%
2007-01-03 21:42 2007-01-03 Barzun Roger M Officer, Other - Senior Vice President OPT+S $21.86 800 $17,484 22,161 0.0%
2006-12-20 19:37 2006-12-19 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.55 7,000 $143,843 87,888 -7.4%
2006-12-04 17:45 2006-12-01 Barzun Roger M Officer - Senior Vice President OPT+S $23.96 1,260 $30,183 22,161 0.0%
2006-11-30 20:26 2006-11-29 MANNING PATRICK T Director, Officer - Chief Executive Officer SELL $24.49 8,000 $195,940 149,000 -5.1%
2006-11-28 00:44 2006-11-20 MILLS CHRISTOPHER H B Director SELL $24.63 74,744 $1,841,206 681,400 -9.9%
2006-11-22 21:13 2006-11-21 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $24.53 7,000 $171,703 94,888 -6.9%
2006-11-02 18:54 2006-11-01 Barzun Roger M Officer - Senior VP/Sec'y/Gen Counsel OPT+S $20.70 1,260 $26,086 22,161 0.0%
2006-10-18 20:58 2006-10-17 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $22.63 7,000 $158,431 101,888 -6.4%
2006-10-03 00:06 2006-10-02 Barzun Roger M Officer - Senior VP/Sec'y/Gen Counsel OPT+S $20.05 1,260 $25,263 22,161 0.0%
2006-09-21 23:20 2006-09-20 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.00 7,000 $140,000 108,888 -6.0%
2006-09-05 23:21 2006-09-01 Barzun Roger M Officer - Senior VP/Sec'y/Gen Counsel OPT+S $20.08 1,260 $25,301 22,161 0.0%
2006-08-16 21:55 2006-08-15 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $20.00 7,000 $140,000 115,888 -5.7%
2006-08-02 17:55 2006-08-01 Barzun Roger M Officer - Senior VP/Sec'y/Gen Counsel OPT+S $25.50 1,260 $32,132 22,161 0.0%
2006-07-21 18:05 2006-05-26 MILLS CHRISTOPHER H B Director SELL $31.47 113,856 $3,583,344 756,144 -13.1%
2006-07-05 19:13 2006-07-03 Barzun Roger M Officer - Senior VP/Sec'y/Gen Counsel OPT+S $27.79 1,260 $35,015 22,161 0.0%
2006-06-16 23:26 2006-06-14 MANNING PATRICK T Director, Officer - Chief Executive Officer SELL $25.00 50,000 $1,250,000 157,000 -24.2%
2006-06-16 23:36 2006-06-14 HARPER JOSEPH P SR Director, Officer - President & COO SELL $25.00 100,000 $2,500,000 577,140 -14.8%
2006-06-16 23:36 2001-11-01 HARPER JOSEPH P SR Director, Officer - President & COO BUY $1.50 3,773 $5,660 677,140 +0.6%
2006-06-16 23:43 2006-06-14 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer OPT+S $25.00 150,000 $3,750,000 122,888 0.0%
2006-06-03 02:31 2006-06-01 Barzun Roger M Officer - Sen.V.Pres & Secr. & Gen Coun. OPT+S $30.33 1,260 $38,216 22,161 0.0%
2005-09-16 18:34 2005-09-14 HARPER JOSEPH P SR Director, Officer - Pres & Chief Operating Officer SELL $23.00 3,500 $80,500 673,368 -0.5%
2005-09-16 23:35 2005-09-15 HEMSLEY MAARTEN D Director, Officer - Chief Financial Officer SELL $21.60 10,500 $226,798 0 -100.0%
2005-09-17 02:50 2005-09-15 DAVIES ROBERT M Director SELL $21.54 9,700 $208,986 0 -100.0%
2005-09-17 02:42 2005-09-15 DAVIES ROBERT M Director OPT+S $21.96 44,000 $966,214 9,700 0.0%
2005-09-17 00:33 2005-09-14 DAVIES ROBERT M Director SELL $20.06 25,200 $505,426 0 -100.0%
2005-09-17 00:10 2005-09-14 DAVIES ROBERT M Director SELL $20.77 50,500 $1,048,855 25,200 -66.7%
2005-09-16 23:24 2005-09-14 DAVIES ROBERT M Director OPT+S $22.01 56,300 $1,239,242 75,700 0.0%
2005-09-17 01:43 2005-09-15 ABERNATHY JOHN D Director SELL $21.50 4,400 $94,600 5,996 -42.3%
2005-09-17 01:18 2005-09-15 ABERNATHY JOHN D Director SELL $21.80 25,600 $557,957 10,396 -71.1%
2005-09-15 18:08 2005-09-13 DAVIES ROBERT M Director OPT+S $23.35 132,200 $3,087,505 0 0.0%
2005-09-14 17:56 2005-09-12 MANNING PATRICK T Director, Officer - Chief Executive Officer SELL $24.15 13,474 $325,389 207,000 -6.1%
2005-09-14 22:25 2005-09-12 DAVIES ROBERT M Director SELL $23.45 54,400 $1,275,669 0 -100.0%
2005-09-14 22:11 2005-09-12 DAVIES ROBERT M Director SELL $23.88 74,900 $1,788,552 54,400 -57.9%
SHOW ENTRIES

How to Interpret $STRL Trades

Not every insider transaction in STERLING INFRASTRUCTURE, INC. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $STRL shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.

Data Source & Accuracy for STRL

Insider activity data for STERLING INFRASTRUCTURE, INC. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $STRL, allowing you to follow the capital of those with the most intimate knowledge of the company.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.