Insider Trading in Industry of Mining And Quarrying Of Nonmetallic Minerals, Except Fuels

The following are the most recent form 4 filings (Statement of Changes in Beneficial Ownership) filed with the U.S. Securities and Exchange Commission (SEC) by insiders in the industry of Mining And Quarrying Of Nonmetallic Minerals, Except Fuels. Use the links in the Company column and the Insider column to view the insider trading activities of a company or a corporate insider.

Note: Only open market buys (B) and sales (S) are included in the table below.

Company
(Symbol)		Insider Shares & price Report Date
Vulcan Materials CO (VMC) Bass Stanley G (Chief Strategy Officer) 17057 (S) $185.85 2021-09-01
Vulcan Materials CO (VMC) Hill J Thomas (Chairman, President & CEO) 92667 (S) $186.56 2021-08-30
HECLA MINING CO/DE/ (HL) Sienko David C (VP and General Counsel) 92719 (S) $7.98 2021-06-17
Smart Sand, Inc. (SND) YOUNG WILLIAM JOHN (Chief Operating Officer) 47558 (S) $2.88 2021-06-14
MDU RESOURCES GROUP INC (MDU) Kivisto Nicole A (President & CEO-Montana-Dakota) 7410 (S) $33.26 2021-06-11
HECLA MINING CO/DE/ (HL) STANLEY CHARLES B (Director) 46848 (S) $8.98 2021-06-04
HECLA MINING CO/DE/ (HL) BAKER PHILLIPS S JR (President & CEO) 663967 (S) $8.90 2021-05-27
UNITED STATES LIME & MINERALS INC (USLM) Stone Timothy Wade (Director - Sales & Marketing) 120 (S) $137.80 2021-05-26
HECLA MINING CO/DE/ (HL) Rogers Terry V (Director) 48103 (S) $8.85 2021-05-26
UNITED STATES LIME & MINERALS INC (USLM) ODISHAW EDWARD A (Director) 600 (S) $140.00 2021-05-26
CENTRUS ENERGY CORP (LEU) Donelson John M A (SVP, Chief Marketing Officer) 12082 (S) $22.88 2021-05-20
HECLA MINING CO/DE/ (HL) Nethercutt George R Jr (Director) 2000 (S) $7.40 2021-05-10
U.S. SILICA HOLDINGS, INC. (SLCA) KACAL WILLIAM JENNINGS (Director) 30000 (B) $10.55 2021-05-05
U.S. SILICA HOLDINGS, INC. (SLCA) Shinn Bryan Adair (CEO) 2000 (B) $9.20 2021-05-04
CENTRUS ENERGY CORP (LEU) SCOTT DENNIS JOHN (SVP, GEN CNSL,CCO&CORP. SEC'Y) 18553 (S) $21.13 2021-04-26
CENTRUS ENERGY CORP (LEU) DORRIAN JOHN C (Controller & Chief Acctg Ofcr.) 15000 (S) $21.50 2021-04-23
ENERGY FUELS INC (UUUU) HIGGS DENNIS LYLE (Director) 2000 (S) $8.80 2021-04-08
ENERGY FUELS INC (UUUU) HIGGS DENNIS LYLE (Director) 27000 (S) $8.28 2021-04-05
ENERGY FUELS INC (UUUU) Eshleman Benjamin III (Director) 2000 (S) $6.00 2021-03-24
Summit Materials, Inc. (SUM) LANCE HOWARD L (Director) 24086 (S) $27.80 2021-03-18
Summit Materials, Inc. (SUM) MURPHY JOHN RAYMOND (Director) 7000 (S) $27.64 2021-03-18
UNITED STATES LIME & MINERALS INC (USLM) ODISHAW EDWARD A (Director) 200 (S) $150.00 2021-03-12
Smart Sand, Inc. (SND) NEUMANN SUSAN E (SEE REMARKS) 4000 (S) $3.06 2021-03-11
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 1727 (S) $150.66 2021-03-11
MARTIN MARIETTA MATERIALS INC (MLM) Nye C Howard (Chairman, Pres & CEO) 20000 (S) $336.90 2021-03-09
Smart Sand, Inc. (SND) Young James Douglas (SEE REMARKS) 42100 (S) $2.96 2021-03-08
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 5000 (S) $143.74 2021-02-24
HECLA MINING CO/DE/ (HL) BAKER PHILLIPS S JR (President & CEO) 400000 (S) $7.33 2021-02-24
UNITED STATES LIME & MINERALS INC (USLM) INBERDON ENTERPRISES LTD (10% owner) 10729 (B) $139.80 2021-02-22
U.S. SILICA HOLDINGS, INC. (SLCA) Shinn Bryan Adair (CEO) 16003 (S) $9.78 2021-02-12
Brazil Minerals, Inc. (BMIX) Fogassa Marc (10% owner) 9979302 (S) $0.04 2021-02-05
Brazil Minerals, Inc. (BMIX) Fogassa Marc (10% owner) 10000000 (S) $0.04 2021-02-02
CENTRUS ENERGY CORP (LEU) Bawabeh Morris (10% owner) 3873 (S) $0.00 2021-02-02
ENERGY FUELS INC (UUUU) NAZARENUS DEE ANN (and Administration) 16017 (S) $4.30 2021-01-14
HECLA MINING CO/DE/ (HL) Rogers Terry V (Director) 45000 (S) $6.25 2021-01-08
ENERGY FUELS INC (UUUU) Moore Curtis (Corporate Development) 24750 (S) $4.01 2021-01-05
ENERGY FUELS INC (UUUU) Eshleman Benjamin III (Director) 1000 (S) $4.47 2021-01-05
U.S. SILICA HOLDINGS, INC. (SLCA) USSERY JAMES DEREK (President Oil and Gas) 14160 (S) $7.36 2020-12-23
Summit Materials, Inc. (SUM) CANTIE JOSEPH S (Director) 5100 (B) $19.66 2020-12-18
Smart Sand, Inc. (SND) SPEAKER ANDREW R (SEE REMARKS) 50000 (S) $2.07 2020-12-14
U.S. SILICA HOLDINGS, INC. (SLCA) Blanchard John Paul (President Performance Material) 7450 (S) $6.58 2020-12-11
U.S. SILICA HOLDINGS, INC. (SLCA) Carusona Zach (President Specialty Minerals) 3000 (S) $6.73 2020-12-10
U.S. SILICA HOLDINGS, INC. (SLCA) WINKLER MICHAEL L (EVP & Chief Operating Officer) 6000 (S) $6.55 2020-12-10
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 4000 (S) $109.38 2020-12-04
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 6641 (S) $110.97 2020-11-25
MDU RESOURCES GROUP INC (MDU) Vollmer Jason L (VP, CFO & Treasurer) 1000 (B) $24.93 2020-11-11
Vulcan Materials CO (VMC) Perkins Jerry F Jr (Senior Vice President) 3000 (S) $137.25 2020-11-10
ENERGY FUELS INC (UUUU) Morrison Alex G (Director) 18000 (B) $1.59 2020-09-24
MARTIN MARIETTA MATERIALS INC (MLM) COLE SUE W (Director) 1218 (S) $208.10 2020-09-08
Summit Materials, Inc. (SUM) Noonan Anne P (President & CEO) 66000 (B) $15.24 2020-09-04
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 5890 (S) $93.09 2020-08-27
UNITED STATES LIME & MINERALS INC (USLM) CARDIN RICHARD W (Director) 500 (S) $93.36 2020-08-26
Covia Holdings Corp (CVIAQ) Conway William E. (Director) 252624 (S) $0.01 2020-08-26
CENTRUS ENERGY CORP (LEU) SUBIN NEIL S (10% owner) 500000 (B) $10.00 2020-08-21
MDU RESOURCES GROUP INC (MDU) SPARBY DAVID M (Director) 2000 (B) $22.52 2020-08-20
Covia Holdings Corp (CVIAQ) NAVARRE RICHARD A (Chairman, President & CEO) 217176 (S) $0.01 2020-08-20
HECLA MINING CO/DE/ (HL) Rogers Terry V (Director) 35000 (S) $5.96 2020-08-13
HECLA MINING CO/DE/ (HL) Sienko David C (VP & General Counsel) 75000 (S) $6.01 2020-08-13
HECLA MINING CO/DE/ (HL) Brown Robert Denis (VP - Corporate Development) 172000 (S) $5.80 2020-08-12
UNITED STATES LIME & MINERALS INC (USLM) HUGHES BILL (Director) 362 (S) $91.52 2020-08-03
UNITED STATES LIME & MINERALS INC (USLM) BYRNE TIMOTHY W (President & CEO) 13547 (S) $91.50 2020-07-31
UNITED STATES LIME & MINERALS INC (USLM) CARDIN RICHARD W (Director) 800 (S) $92.01 2020-07-31
ENERGY FUELS INC (UUUU) Kirkwood Robert W. (Director) 10000 (B) $1.56 2020-06-12
ENERGY FUELS INC (UUUU) Morrison Alex G (Director) 7500 (B) $1.67 2020-05-27
Summit Materials, Inc. (SUM) Benedict Anne Lee (See Remarks) 6593 (S) $14.75 2020-05-26
U.S. SILICA HOLDINGS, INC. (SLCA) Shinn Bryan Adair (CEO) 10000 (B) $2.34 2020-05-20
MDU RESOURCES GROUP INC (MDU) Link Margaret A (VP and CIO) 5000 (B) $21.39 2020-05-18
MDU RESOURCES GROUP INC (MDU) JOHNSON DENNIS W (Director) 5000 (B) $18.80 2020-05-14
MDU RESOURCES GROUP INC (MDU) Barney David C (President & CEO-Knife River) 1500 (B) $19.95 2020-05-14
MARTIN MARIETTA MATERIALS INC (MLM) KORALESKI JOHN J (Director) 1770 (B) $82.04 2020-05-13
MDU RESOURCES GROUP INC (MDU) Vollmer Jason L (VP, CFO & Treasurer) 1000 (B) $19.61 2020-05-13
MDU RESOURCES GROUP INC (MDU) SPARBY DAVID M (Director) 4000 (B) $20.16 2020-05-13
MDU RESOURCES GROUP INC (MDU) Goodin David L (President & CEO) 5000 (B) $20.16 2020-05-12
MDU RESOURCES GROUP INC (MDU) Barth Stephanie A (VP, CAO & Controller) 1278 (B) $21.07 2020-05-12
UNITED STATES LIME & MINERALS INC (USLM) HUGHES BILL (Director) 1238 (S) $79.49 2020-05-08
UNITED STATES LIME & MINERALS INC (USLM) CARDIN RICHARD W (Director) 500 (S) $79.00 2020-05-07
MARTIN MARIETTA MATERIALS INC (MLM) KORALESKI JOHN J (Director) 1000 (B) $183.54 2020-05-06
ENERGY FUELS INC (UUUU) Kirkwood Robert W. (Director) 10000 (B) $1.28 2020-04-13
U.S. SILICA HOLDINGS, INC. (SLCA) Lind Bonnie Cruickshank (Director) 5000 (B) $1.60 2020-03-27
U.S. SILICA HOLDINGS, INC. (SLCA) SHAVER CHARLES W (Director) 43000 (B) $1.69 2020-03-27
COMPASS MINERALS INTERNATIONAL INC (CMP) Standen James D. (Chief Financial Officer) 2500 (B) $39.50 2020-03-25
U.S. SILICA HOLDINGS, INC. (SLCA) Crowder Donna Lynnette (SVP and CHRO) 10000 (B) $1.46 2020-03-25
U.S. SILICA HOLDINGS, INC. (SLCA) Shinn Bryan Adair (CEO) 100000 (B) $1.03 2020-03-23
U.S. SILICA HOLDINGS, INC. (SLCA) WINKLER MICHAEL L (EVP & Chief Operating Officer) 50000 (B) $1.00 2020-03-23
Vulcan Materials CO (VMC) STEINER DAVID P (Other) 5000 (B) $93.00 2020-03-17
MDU RESOURCES GROUP INC (MDU) Vollmer Jason L (VP, CFO & Treasurer) 1200 (B) $27.31 2020-03-09
ENERGY FUELS INC (UUUU) Chalmers Mark (President & CEO) 14058 (B) $1.42 2020-02-21
ENERGY FUELS INC (UUUU) Goranson William Paul (Chief Operating Officer) 3332 (B) $1.42 2020-02-21
ENERGY FUELS INC (UUUU) Tarnowski Matthew (Controller) 10000 (B) $1.42 2020-02-21
ENERGY FUELS INC (UUUU) Eshleman Benjamin III (Director) 1000 (B) $1.42 2020-02-21
ENERGY FUELS INC (UUUU) Kirkwood Robert W. (Director) 20000 (B) $1.39 2020-02-21
ENERGY FUELS INC (UUUU) Bovaird J. Birks (Director) 2000 (B) $1.86 2020-02-20
ENERGY FUELS INC (UUUU) Moore Curtis (Corporate Development) 750 (B) $1.40 2020-02-20
ENERGY FUELS INC (UUUU) HANSEN BRUCE D (Director) 2000 (B) $1.40 2020-02-20
ENERGY FUELS INC (UUUU) Morrison Alex G (Director) 10000 (B) $1.40 2020-02-20
HECLA MINING CO/DE/ (HL) Rogers Terry V (Director) 17300 (S) $3.32 2020-01-08
ENERGY FUELS INC (UUUU) Morrison Alex G (Director) 10000 (B) $1.86 2020-01-03