Basic Materials / Building Materials
Exclusive insider sentiment analysis for the Building Materials sector. Track real-time Director purchases and institutional money flow to identify high-conviction opportunities before the market reacts.
| Filing Date | Trade Date | Ticker | Company Name | Reporting Person | Relationship | Industry | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-24 20:27 | 2025-03-07 | CAPS | Capstone Holding Corp. | TOPOREK MICHAEL | Director | Building Materials | BUY | $4.00 | 41,750 | $167,000 | 41,750 | +100.0% |
| 2026-07-23 01:12 | 2025-03-07 | CAPS | Capstone Holding Corp. | Lipman Matthew E. | Director, Officer, 10% owner; Chief Executive Officer | Building Materials | BUY | $4.00 | 41,750 | $167,000 | 2,570,412 | +1.7% |
| 2026-06-16 20:54 | 2026-06-15 | VMC | Vulcan Materials CO | Clement David P | Officer; Senior Vice President | Building Materials | SALE | $292.29 | 2,212 | $646,545 | 8,716 | -20.2% |
| 2026-06-03 20:14 | 2026-06-02 | JHX | James Hardie Industries plc | Rowland Suzanne B | Director | Building Materials | BUY | $22.91 | 3,000 | $68,730 | 15,225 | +24.5% |
| 2026-05-26 17:47 | 2026-05-22 | AMRZ | Amrize Ltd | Forrest Nollaig | Officer; Chief Mktg & Corp Affairs Off | Building Materials | BUY | $50.25 | 2,000 | $100,500 | 20,139 | +11.0% |
| 2026-05-21 16:36 | 2026-05-21 | AMRZ | Amrize Ltd | Brouwer Roald | Officer; Chief Technology Officer | Building Materials | BUY | $49.84 | 1,500 | $74,760 | 19,757 | +8.2% |
| 2026-05-21 16:31 | 2026-05-19 | AMRZ | Amrize Ltd | Gross Mario | Officer; Chief Supply Chain Officer | Building Materials | BUY | $49.01 | 4,000 | $196,032 | 34,747 | +13.0% |
| 2026-05-20 14:26 | 2026-05-19 | AMRZ | Amrize Ltd | Jenisch Jan Philipp | Director, Officer; Chairman & CEO | Building Materials | BUY | $49.39 | 19,001 | $938,452 | 515,000 | +3.8% |
| 2026-05-18 20:05 | 2026-05-15 | CRH | CRH PUBLIC LTD CO | ORiordain Padraig | Officer; See Remarks | Building Materials | SALE | $104.45 | 1,492 | $155,832 | 1,205 | -55.3% |
| 2026-05-18 20:33 | 2026-05-15 | AMRZ | Amrize Ltd | Jenisch Jan Philipp | Director, Officer; Chairman & CEO | Building Materials | BUY | $49.53 | 28,417 | $1,407,571 | 512,000 | +5.9% |
| 2026-05-18 10:07 | 2026-05-14 | TGLS | Tecnoglass Inc. | Energy Holding Corp | 10% owner | Building Materials | BUY | $40.51 | 100,000 | $4,050,580 | 20,831,985 | +0.5% |
| 2026-05-07 20:35 | 2026-05-05 | AMRZ | Amrize Ltd | Clark Stephen S | Officer; Chief People Officer | Building Materials | BUY | $52.75 | 2 | $114 | 5,260 | +0.0% |
| 2026-04-29 18:51 | 2026-04-28 | CX | CEMEX SAB DE CV | Gonzalez Herrera Jesus Vicente | Officer; President of Cemex USA | Building Materials | SALE | $12.16 | 35,000 | $425,600 | 846,010 | -4.0% |
| 2026-04-16 22:00 | 2026-04-14 | RMIX | Suncrete, Inc. | Harraden Circle Investments, LLC | 10% owner | Building Materials | SALE | $12.53 | 526,943 | $6,600,119 | 4,384,563 | -10.7% |
| 2026-04-15 22:30 | 2026-04-13 | RMIX | Suncrete, Inc. | Harraden Circle Investments, LLC | 10% owner | Building Materials | SALE | $12.98 | 17,184 | $223,093 | 4,905,611 | -0.3% |
| 2026-04-02 01:54 | 2026-03-30 | CPAC | CEMENTOS PACASMAYO SAA | Hochschild Beeck Eduardo | Director, 10% owner | Building Materials | SALE | $0.00 | 211,985,547 | $0 | 0 | -100.0% |
| 2026-03-23 18:01 | 2026-03-19 | TTAM | Titan America SA | Wilt Lawrence Hugh Jr. | Officer; Chief Financial Officer | Building Materials | BUY | $14.93 | 20,000 | $298,600 | 20,000 | +100.0% |
| 2026-03-16 17:59 | 2026-03-13 | AMRZ | Amrize Ltd | Gross Mario | Officer; Chief Supply Chain Officer | Building Materials | BUY | $55.29 | 3,200 | $176,936 | 30,947 | +11.5% |
| 2026-03-16 17:53 | 2026-03-13 | AMRZ | Amrize Ltd | Brouwer Roald | Officer; Chief Technology Officer | Building Materials | BUY | $54.88 | 2,000 | $109,760 | 18,257 | +12.3% |
| 2026-03-16 20:58 | 2026-03-12 | TGLS | Tecnoglass Inc. | Energy Holding Corp | 10% owner | Building Materials | BUY | $45.20 | 215,229 | $9,727,813 | 20,731,985 | +1.0% |
| 2026-03-13 21:00 | 2026-03-12 | CRH | CRH PUBLIC LTD CO | Talbot Siobhan | Director | Building Materials | BUY | $102.11 | 2,000 | $204,223 | 7,550 | +36.0% |
| 2026-03-13 21:00 | 2026-03-11 | CRH | CRH PUBLIC LTD CO | FEARON RICHARD H | Director | Building Materials | BUY | $104.49 | 3,800 | $397,062 | 143,800 | +2.7% |
| 2026-03-12 18:02 | 2026-03-12 | AMRZ | Amrize Ltd | Hill Jaime | Officer; President, Building Materials | Building Materials | BUY | $56.90 | 1,000 | $56,900 | 28,000 | +3.7% |
| 2026-03-11 20:34 | 2026-03-09 | TGLS | Tecnoglass Inc. | Energy Holding Corp | 10% owner | Building Materials | BUY | $42.84 | 306,666 | $13,138,093 | 20,516,756 | +1.5% |
| 2026-03-11 17:49 | 2026-03-11 | AMRZ | Amrize Ltd | Brouwer Roald | Officer; Chief Technology Officer | Building Materials | BUY | $58.72 | 3,000 | $176,160 | 16,257 | +22.6% |
| 2026-03-11 17:56 | 2026-03-11 | AMRZ | Amrize Ltd | Hill Jaime | Officer; President, Building Materials | Building Materials | BUY | $58.91 | 1,000 | $58,910 | 27,000 | +3.8% |
| 2026-03-11 18:00 | 2026-03-10 | AMRZ | Amrize Ltd | Johnston Ian A | Officer; Chief Financial Officer | Building Materials | BUY | $58.94 | 4,250 | $250,474 | 25,110 | +20.4% |
| 2026-03-10 20:03 | 2026-03-06 | TGLS | Tecnoglass Inc. | Carricarte Anne Louise | Director | Building Materials | BUY | $43.28 | 1,100 | $47,603 | 1,100 | +100.0% |
| 2026-03-10 17:06 | 2026-03-09 | AMRZ | Amrize Ltd | Hill Jaime | Officer; President, Building Materials | Building Materials | BUY | $56.34 | 3,184 | $179,387 | 26,000 | +14.0% |
| 2026-03-09 17:31 | 2026-03-06 | AMRZ | Amrize Ltd | Jenisch Jan Philipp | Director, Officer; Chairman & CEO | Building Materials | BUY | $58.05 | 60,000 | $3,483,000 | 1,703,582 | +3.7% |
| 2026-03-05 00:28 | 2026-03-03 | USLM | UNITED STATES LIME & MINERALS INC | Duhe Sandra C | Director | Building Materials | SALE | $120.45 | 1,277 | $153,815 | 2,254 | -36.2% |
| 2026-02-24 14:00 | 2026-02-20 | VMC | Vulcan Materials CO | Anderson Melissa H. | Director | Building Materials | SALE | $303.72 | 1,137 | $345,330 | 0 | -100.0% |
| 2026-02-23 22:25 | 2026-02-19 | AMRZ | Amrize Ltd | Johnston Ian A | Officer; Chief Financial Officer | Building Materials | BUY | $63.92 | 1,200 | $76,702 | 18,544 | +6.9% |
| 2025-12-16 00:39 | 2025-12-11 | VMC | Vulcan Materials CO | BAKER THOMPSON S II | Officer; President | Building Materials | SALE | $300.81 | 7,135 | $2,146,279 | 0 | -100.0% |
| 2025-12-11 01:27 | 2025-12-10 | VMC | Vulcan Materials CO | Franklin Denson N. III | Officer; SVP, Gen. Counsel & Secretary | Building Materials | OPT+S | $295.00 | 665 | $196,175 | 8,284 | -7.4% |
| 2025-11-25 16:14 | 2025-11-24 | SMID | SMITH MIDLAND CORP | Gerhardt Richard | Director | Building Materials | SALE | $33.26 | 666 | $22,153 | 5,137 | -11.5% |
| 2025-11-24 18:45 | 2025-11-19 | VMC | Vulcan Materials CO | Clement David P | Officer; Senior Vice President | Building Materials | SALE | $288.55 | 2,000 | $577,100 | 832 | -70.6% |
| 2025-11-20 22:32 | 2025-11-19 | AMRZ | Amrize Ltd | Gangestad Nicholas C | Director | Building Materials | BUY | $47.34 | 2,000 | $94,680 | 4,958 | +67.6% |
| 2025-11-14 01:03 | 2025-11-12 | VMC | Vulcan Materials CO | BAKER THOMPSON S II | Officer; President | Building Materials | OPT+S | $295.63 | 4,853 | $1,434,715 | 41,485 | -10.5% |
| 2025-11-13 00:15 | 2025-11-07 | VMC | Vulcan Materials CO | Bass Stanley G | Officer; Chief Strategy Officer | Building Materials | SALE | $288.00 | 3,333 | $959,904 | 27,620 | -10.8% |
| 2025-11-13 00:16 | 2025-11-10 | VMC | Vulcan Materials CO | HALL GRAYSON | Director | Building Materials | SALE | $290.74 | 4,658 | $1,354,267 | 0 | -100.0% |
| 2025-11-13 00:16 | 2025-11-10 | VMC | Vulcan Materials CO | BAKER THOMPSON S II | Officer; President | Building Materials | OPT+S | $289.76 | 4,243 | $1,229,452 | 41,485 | -9.3% |
| 2025-11-08 00:21 | 2025-11-05 | EXP | EAGLE MATERIALS INC | Rush David E | Director | Building Materials | BUY | $208.08 | 1,000 | $208,080 | 4,173 | +31.5% |
| 2025-11-06 21:38 | 2025-11-04 | AMRZ | Amrize Ltd | Hill Jaime | Officer; President, Building Materials | Building Materials | BUY | $50.69 | 4,000 | $202,740 | 18,101 | +28.4% |
| 2025-11-07 00:56 | 2025-11-04 | VMC | Vulcan Materials CO | BAKER THOMPSON S II | Officer; President | Building Materials | SALE | $292.26 | 5,818 | $1,700,375 | 0 | -100.0% |
| 2025-11-04 20:09 | 2025-10-31 | AMRZ | Amrize Ltd | Brouwer Roald | Officer; Chief Technology Officer | Building Materials | BUY | $51.78 | 4,000 | $207,100 | 9,000 | +80.0% |
| 2025-10-31 18:36 | 2025-10-30 | AMRZ | Amrize Ltd | Jenisch Jan Philipp | Director, Officer; Chairman & CEO | Building Materials | BUY | $52.76 | 110,000 | $5,803,600 | 505,000 | +27.8% |
| 2025-09-16 01:10 | 2025-09-12 | VMC | Vulcan Materials CO | Clement David P | Officer; Senior Vice President | Building Materials | OPT+S | $298.56 | 698 | $208,395 | 2,832 | -19.8% |
| 2025-09-05 19:23 | 2025-09-03 | USLM | UNITED STATES LIME & MINERALS INC | BYRNE TIMOTHY W | Director, Officer; President & CEO | Building Materials | SALE | $120.57 | 39,525 | $4,765,620 | 86,432 | -31.4% |
| 2025-08-27 18:21 | 2025-08-27 | AMRZ | Amrize Ltd | Brouwer Roald | Officer; Chief Technology Officer | Building Materials | BUY | $51.88 | 2,000 | $103,760 | 5,000 | +66.7% |
Strategic Analysis
Analyzing insider transactions within the Building Materials sector provides critical insights into institutional sentiment. When multiple executives across different companies in the same industry exhibit similar buying patterns (cluster buying), it often signals an upcoming sector-wide recovery or undervalued market conditions.
Regulatory Transparency
Our platform tracks SEC Form 4 filings in real-time. We differentiate between routine option exercises and open-market purchases to give you a clear view of "Skin in the Game". Understanding the roles of Directors vs. 10% Owners helps prioritize signals that carry the most predictive weight.
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.