Montagner Marc has filed 38 insider transactions across 2 companies since January 2023.
Most recent transaction: a grant/award of 3445 shares of COGENT COMMUNICATIONS HOLDINGS, INC. ($CCOI) on March 31, 2026.
Activity breakdown: 1 open-market purchase and 1 sale.
| 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 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 3445 | $0.00 | 96,397.0000 | 47,928,826 | 3.71% | 0.01% |
| March 5, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Perfomance Restricted Stock Units | 8561 | $0.00 | 8,561.0000 | 107,831,000 | 9999.99% | 0.01% |
| March 5, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Restricted Stock Units | 8561 | $0.00 | 10,149.0000 | 107,831,000 | 539.11% | 0.01% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 2451 | $0.00 | 6,491.0000 | 107,831,000 | 27.41% | 0.00% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 2072 | $0.00 | 3,660.0000 | 107,831,000 | 36.15% | 0.00% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | F | Class A Common Stock | 979 | $195.69 | 6,068.5080 | 107,831,000 | 13.89% | 0.00% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Class A Common Stock | 2451 | $0.00 | 7,047.2940 | 107,831,000 | 53.33% | 0.00% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | F | Class A Common Stock | 815 | $195.69 | 4,596.2940 | 107,831,000 | 15.07% | 0.00% |
| March 6, 2026 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Class A Common Stock | 2072 | $0.00 | 5,411.6260 | 107,831,000 | 62.04% | 0.00% |
| Dec. 31, 2025 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 3388 | $0.00 | 92,952.0000 | 47,603,287 | 3.78% | 0.01% |
| Oct. 17, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Class A Common Stock | 1588 | $0.00 | 3,945.3280 | 107,831,000 | 67.36% | 0.00% |
| Oct. 17, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | F | Class A Common Stock | 625 | $197.42 | 3,320.4500 | 107,831,000 | 15.84% | 0.00% |
| Oct. 17, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 1588 | $0.00 | 13,086.0000 | 107,831,000 | 10.82% | 0.00% |
| Sept. 30, 2025 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 2395 | $0.00 | 89,564.0000 | 47,592,836 | 2.75% | 0.01% |
| June 30, 2025 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1968 | $0.00 | 87,169.0000 | 47,676,735 | 2.31% | 0.00% |
| March 31, 2025 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1352 | $0.00 | 85,201.0000 | 47,627,873 | 1.61% | 0.00% |
| March 6, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Class A Common Stock | 2071 | $0.00 | 3,135.8650 | 108,080,000 | 194.48% | 0.00% |
| March 6, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Restricted Stock Units | 7354 | $0.00 | 10,530.0000 | 108,080,000 | 231.55% | 0.01% |
| March 6, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Performance Restricted Stock Units | 7354 | $0.00 | 13,569.0000 | 108,080,000 | 118.33% | 0.01% |
| March 6, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 2071 | $0.00 | 7,320.0000 | 108,080,000 | 22.05% | 0.00% |
| March 6, 2025 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | F | Class A Common Stock | 815 | $220.38 | 2,320.9270 | 108,080,000 | 25.99% | 0.00% |
| Jan. 1, 2025 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1254 | $0.00 | 83,849.0000 | 47,627,873 | 1.52% | 0.00% |
| Oct. 17, 2024 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 1588 | $0.00 | 9,391.0000 | 108,072,000 | 14.46% | 0.00% |
| Oct. 17, 2024 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | M | Class A Common Stock | 1588 | $0.00 | 1,689.7420 | 108,072,000 | 1560.81% | 0.00% |
| Oct. 17, 2024 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | F | Class A Common Stock | 625 | $248.75 | 1,064.8650 | 108,072,000 | 36.98% | 0.00% |
| Oct. 1, 2024 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1452 | $0.00 | 82,595.0000 | 47,426,131 | 1.79% | 0.00% |
| July 1, 2024 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1675 | $0.00 | 81,143.0000 | 47,511,613 | 2.11% | 0.00% |
| June 11, 2024 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | P | common stock | 10000 | $52.61 | 79,468.0000 | 47,416,268 | 14.40% | 0.02% |
| April 1, 2024 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1370 | $0.00 | 69,468.0000 | 47,416,268 | 2.01% | 0.00% |
| March 6, 2024 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Performance Restricted Stock Units | 6215 | $0.00 | 6,215.0000 | 108,907,000 | 9999.99% | 0.01% |
| March 6, 2024 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - CHIEF FINANCIAL OFFICER | A | Restricted Stock Units | 6215 | $0.00 | 10,979.0000 | 108,907,000 | 130.46% | 0.01% |
| Jan. 1, 2024 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1403 | $0.00 | 68,098.0000 | 47,837,512 | 2.10% | 0.00% |
| Nov. 14, 2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | S | common stock | 10550 | $65.83 | 66,695.0000 | 47,227,338 | 13.66% | 0.02% |
| Oct. 17, 2023 | SBA COMMUNICATIONS CORP | $SBAC | Montagner Marc | EVP - Finance | A | Restricted Stock Units | 4764 | $0.00 | 4,764.0000 | 109,386,000 | 9999.99% | 0.00% |
| Oct. 1, 2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1433 | $0.00 | 77,245.0000 | 47,227,338 | 1.89% | 0.00% |
| July 1, 2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | DIRECTOR NOMINEE | A | common stock | 1435 | $0.00 | 75,812.0000 | 47,526,207 | 1.93% | 0.00% |
| April 1, 2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Not found | A | common stock | 1456 | $0.00 | 74,377.0000 | 47,381,226 | 2.00% | 0.00% |
| Jan. 3, 2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | $CCOI | Montagner Marc | Director | A | common stock | 1709 | $0.00 | 72,921.0000 | 47,207,298 | 2.40% | 0.00% |