Diane Lazzaris, EVP and General Counsel of WESCO International Inc. ($WCC), sold shares on the open market 18 times over the last year, totaling about $10.8 million. Her most recent sale occurred on February 18, 2026. These sales rank her 1066th among 11,678 insiders in our database by total value sold, above the average of $8.6 million across about 6.4 transactions per insider. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 31, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 5 | $0.00 | 29,520.9979 | 49,500,000 | 0.02% | 0.00% |
| March 2, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Stock Options (Right to Buy) | 2820 | $0.00 | 2,820.0000 | 49,500,000 | 9999.99% | 0.01% |
| March 2, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 1183 | $0.00 | 29,515.5645 | 49,500,000 | 4.18% | 0.00% |
| March 1, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 532 | $289.50 | 28,332.5645 | 49,500,000 | 1.84% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 645 | $306.23 | 29,134.8255 | 49,500,000 | 2.17% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 6051 | $76.80 | 35,185.8255 | 49,500,000 | 20.77% | 0.01% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | D | Common Stock | 1544 | $300.92 | 33,640.8255 | 49,500,000 | 4.39% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 1960 | $300.92 | 31,680.8255 | 49,500,000 | 5.83% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 3324 | $171.96 | 32,458.8255 | 49,500,000 | 11.41% | 0.01% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 1329 | $152.07 | 33,787.8255 | 49,500,000 | 4.09% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 3466 | $303.64 | 30,321.8255 | 49,500,000 | 10.26% | 0.01% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Options (Right to Buy) | 1329 | $0.00 | 2,661.0000 | 49,500,000 | 33.31% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Options (Right to Buy) | 3324 | $0.00 | 0.0000 | 49,500,000 | 100.00% | 0.01% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Appreciation Rights | 6051 | $0.00 | 0.0000 | 49,500,000 | 100.00% | 0.01% |
| Feb. 18, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 733 | $305.28 | 28,864.8255 | 49,500,000 | 2.48% | 0.00% |
| Feb. 18, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 391 | $302.18 | 29,597.8255 | 49,500,000 | 1.30% | 0.00% |
| Feb. 18, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1623 | $301.50 | 29,988.8255 | 49,500,000 | 5.13% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1001 | $304.22 | 29,320.8255 | 49,500,000 | 3.30% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 71 | $300.07 | 29,064.8255 | 49,500,000 | 0.24% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 185 | $304.82 | 29,135.8255 | 49,500,000 | 0.63% | 0.00% |
| Feb. 16, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 236 | $307.10 | 45,171.8255 | 49,500,000 | 0.52% | 0.00% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 8655 | $304.64 | 36,516.8255 | 49,500,000 | 19.16% | 0.02% |
| Feb. 17, 2026 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 6737 | $305.51 | 29,779.8255 | 49,500,000 | 18.45% | 0.01% |
| Dec. 31, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 7 | $0.00 | 45,407.6970 | 49,500,000 | 0.01% | 0.00% |
| Nov. 5, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Options (Right to Buy) | 4039 | $0.00 | 0.0000 | 49,500,000 | 100.00% | 0.01% |
| Nov. 5, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 3839 | $258.40 | 45,601.1402 | 49,500,000 | 7.76% | 0.01% |
| Nov. 5, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 200 | $258.76 | 45,401.1402 | 49,500,000 | 0.44% | 0.00% |
| Nov. 5, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 4039 | $122.09 | 49,440.1402 | 49,500,000 | 8.90% | 0.01% |
| Nov. 4, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 2350 | $256.32 | 45,401.1402 | 49,500,000 | 4.92% | 0.00% |
| Nov. 4, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 5172 | $255.85 | 47,751.1402 | 49,500,000 | 9.77% | 0.01% |
| Sept. 30, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 8 | $0.00 | 52,923.1402 | 50,600,000 | 0.01% | 0.00% |
| Aug. 26, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1005 | $226.92 | 52,993.5723 | 50,600,000 | 1.86% | 0.00% |
| Aug. 26, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 2077 | $225.89 | 53,998.5723 | 50,600,000 | 3.70% | 0.00% |
| Aug. 27, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 9927 | $54.64 | 62,842.5723 | 50,600,000 | 18.76% | 0.02% |
| Aug. 27, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | D | Common Stock | 2388 | $227.19 | 60,454.5723 | 50,600,000 | 3.80% | 0.00% |
| Aug. 27, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 3279 | $227.19 | 57,175.5723 | 50,600,000 | 5.42% | 0.01% |
| Aug. 28, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 2308 | $226.39 | 54,867.5723 | 50,600,000 | 4.04% | 0.00% |
| Aug. 28, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1952 | $227.23 | 52,915.5723 | 50,600,000 | 3.56% | 0.00% |
| Aug. 27, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Appreciation Rights | 9927 | $0.00 | 0.0000 | 50,600,000 | 100.00% | 0.02% |
| Aug. 26, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 78 | $227.83 | 52,915.5723 | 50,600,000 | 0.15% | 0.00% |
| June 30, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 9 | $0.00 | 56,075.5723 | 50,600,000 | 0.02% | 0.00% |
| March 31, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 10 | $0.00 | 56,066.9508 | 50,600,000 | 0.02% | 0.00% |
| March 1, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Stock Options (Right to Buy) | 4080 | $0.00 | 4,080.0000 | 50,600,000 | 9999.99% | 0.01% |
| March 1, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 1732 | $0.00 | 56,056.6993 | 50,600,000 | 3.19% | 0.00% |
| March 1, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 276 | $180.47 | 54,324.6993 | 50,600,000 | 0.51% | 0.00% |
| Feb. 13, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 3860 | $0.00 | 56,797.6993 | 50,600,000 | 7.29% | 0.01% |
| Feb. 17, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 282 | $196.85 | 54,600.6993 | 50,600,000 | 0.51% | 0.00% |
| Feb. 16, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 214 | $196.85 | 54,882.6993 | 50,600,000 | 0.39% | 0.00% |
| Feb. 13, 2025 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 1701 | $193.67 | 55,096.6993 | 50,600,000 | 2.99% | 0.00% |
| Dec. 31, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 8 | $0.00 | 52,937.6993 | 50,800,000 | 0.01% | 0.00% |
| Sept. 30, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 9 | $0.00 | 52,929.9706 | 52,300,000 | 0.02% | 0.00% |
| June 28, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 9 | $0.00 | 52,921.2949 | 52,300,000 | 0.02% | 0.00% |
| March 29, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 8 | $0.00 | 52,912.1253 | 52,300,000 | 0.02% | 0.00% |
| March 1, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Stock Options (Right to Buy) | 3990 | $0.00 | 3,990.0000 | 52,300,000 | 9999.99% | 0.01% |
| March 1, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 1891 | $0.00 | 52,903.6592 | 52,300,000 | 3.71% | 0.00% |
| Feb. 17, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 276 | $145.68 | 51,012.6592 | 52,300,000 | 0.54% | 0.00% |
| Feb. 16, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 211 | $145.68 | 51,288.6592 | 52,300,000 | 0.41% | 0.00% |
| Feb. 15, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 10512 | $0.00 | 56,071.6592 | 52,300,000 | 23.07% | 0.02% |
| Feb. 15, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 4572 | $147.44 | 51,499.6592 | 52,300,000 | 8.15% | 0.01% |
| Feb. 11, 2024 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 411 | $193.83 | 45,559.6592 | 52,300,000 | 0.89% | 0.00% |
| Dec. 29, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 8 | $0.00 | 45,970.6592 | 52,400,000 | 0.02% | 0.00% |
| Sept. 29, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 9 | $0.00 | 45,962.8723 | 52,400,000 | 0.02% | 0.00% |
| June 30, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 34 | $0.00 | 51,382.4824 | 52,400,000 | 0.07% | 0.00% |
| July 2, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 5429 | $179.06 | 45,953.4824 | 52,400,000 | 10.57% | 0.01% |
| March 31, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 39 | $0.00 | 51,348.8613 | 52,400,000 | 0.08% | 0.00% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 3108 | $160.69 | 63,812.0000 | 52,400,000 | 4.64% | 0.01% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Stock Appreciation Rights | 12266 | $0.00 | 0.0000 | 52,400,000 | 100.00% | 0.02% |
| Feb. 23, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 70 | $164.15 | 51,310.0000 | 52,400,000 | 0.14% | 0.00% |
| Feb. 23, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 3630 | $163.64 | 51,380.0000 | 52,400,000 | 6.60% | 0.01% |
| Feb. 23, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1162 | $162.51 | 55,010.0000 | 52,400,000 | 2.07% | 0.00% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 1866 | $162.60 | 56,172.0000 | 52,400,000 | 3.22% | 0.00% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | S | Common Stock | 5774 | $161.69 | 58,038.0000 | 52,400,000 | 9.05% | 0.01% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 3741 | $161.81 | 66,920.0000 | 52,400,000 | 5.29% | 0.01% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | D | Common Stock | 3663 | $161.81 | 70,661.0000 | 52,400,000 | 4.93% | 0.01% |
| Feb. 22, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 12266 | $48.32 | 74,324.0000 | 52,400,000 | 19.77% | 0.02% |
| Feb. 16, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 1454 | $0.00 | 54,380.0000 | 52,400,000 | 2.75% | 0.00% |
| Feb. 16, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Stock Options (Right to Buy) | 3324 | $0.00 | 3,324.0000 | 52,400,000 | 9999.99% | 0.01% |
| Feb. 17, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 275 | $168.71 | 62,058.0000 | 52,400,000 | 0.44% | 0.00% |
| Feb. 16, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 6119 | $171.96 | 62,333.0000 | 52,400,000 | 8.94% | 0.01% |
| Feb. 16, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | A | Common Stock | 14072 | $0.00 | 68,452.0000 | 52,400,000 | 25.88% | 0.03% |
| Feb. 11, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 418 | $148.78 | 35,745.0000 | 52,400,000 | 1.16% | 0.00% |
| Feb. 11, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 868 | $0.00 | 36,163.0000 | 52,400,000 | 2.46% | 0.00% |
| Feb. 13, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Restricted Stock Units | 3518 | $0.00 | 0.0000 | 52,400,000 | 100.00% | 0.01% |
| Feb. 11, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Restricted Stock Units | 868 | $0.00 | 868.0000 | 52,400,000 | 50.00% | 0.00% |
| Feb. 13, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | F | Common Stock | 1529 | $153.18 | 37,734.0000 | 52,400,000 | 3.89% | 0.00% |
| Feb. 13, 2023 | WESCO INTERNATIONAL INC | $WCC | Lazzaris Diane | EVP and General Counsel | M | Common Stock | 3518 | $0.00 | 39,263.0000 | 52,400,000 | 9.84% | 0.01% |