SEC Insider Transactions from Ciarfella Mark R.

Last updated: 2026-03-14 11:56 UTC | Total transactions: 76

Ciarfella Mark R has filed 76 insider transactions across 1 company since February 2023.

Most recent transaction: a tax payment of 1663 shares of SBA COMMUNICATIONS CORP ($SBAC) on March 06, 2026.

Activity breakdown: 0 open-market purchases and 3 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 1664 $195.69 40,683.3651 107,831,000 3.93% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 4288 $0.00 42,347.1151 107,831,000 11.27% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 265 $195.69 38,059.1151 107,831,000 0.69% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 715 $0.00 38,323.6651 107,831,000 1.90% 0.00%
March 5, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Performance Restricted Stock Units 6716 $0.00 17,247.0000 107,831,000 63.77% 0.01%
March 5, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Restricted Stock Units 6717 $0.00 6,717.0000 107,831,000 9999.99% 0.01%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 1848 $0.00 3,697.0000 107,831,000 33.33% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock units 1532 $0.00 1,531.0000 107,831,000 50.02% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS D Performance Restricted Stock Units 2144 $0.00 10,531.0000 107,831,000 16.92% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Performance Restricted Stock Units 2144 $0.00 10,531.0000 107,831,000 16.92% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 715 $0.00 0.0000 107,831,000 100.00% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 676 $195.69 42,820.9871 107,831,000 1.55% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 1848 $0.00 43,496.5251 107,831,000 4.44% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 567 $195.69 41,648.5251 107,831,000 1.34% 0.00%
March 6, 2026 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 1532 $0.00 42,215.3651 107,831,000 3.77% 0.00%
Dec. 5, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 215 $0.00 6,260.0000 107,831,000 3.32% 0.00%
Dec. 5, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 215 $190.00 37,608.6651 107,831,000 0.57% 0.00%
Dec. 5, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 215 $0.00 37,823.6651 107,831,000 0.57% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Performance Restricted Stock Units 5760 $0.00 14,819.0000 108,080,000 63.58% 0.01%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 265 $220.38 36,644.7651 108,080,000 0.72% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 715 $0.00 36,909.3151 108,080,000 1.98% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 1530 $0.00 38,174.7651 108,080,000 4.18% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 566 $220.38 37,608.6651 108,080,000 1.48% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 715 $0.00 715.0000 108,080,000 50.00% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock units 1530 $0.00 3,063.0000 108,080,000 33.31% 0.00%
March 6, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Restricted Stock Units 5760 $0.00 5,760.0000 108,080,000 9999.99% 0.01%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 226 $221.51 33,973.3121 108,080,000 0.66% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 611 $0.00 34,199.3821 108,080,000 1.82% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 3662 $0.00 37,635.3121 108,080,000 10.78% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 1441 $221.51 36,194.3151 108,080,000 3.83% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 611 $0.00 1,430.0000 108,080,000 29.94% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Performance Restricted Stock Units 1831 $0.00 9,059.0000 108,080,000 16.81% 0.00%
March 4, 2025 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS D Performance Restricted Stock Units 1831 $0.00 9,059.0000 108,080,000 16.81% 0.00%
Dec. 19, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 179 $0.00 33,767.3821 108,072,000 0.53% 0.00%
Dec. 19, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock units 179 $0.00 4,593.0000 108,072,000 3.75% 0.00%
Dec. 19, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 179 $221.58 33,588.3821 108,072,000 0.53% 0.00%
Dec. 9, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Stock Options (Right to Buy) 3545 $0.00 0.0000 108,072,000 100.00% 0.00%
Dec. 9, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 3545 $182.30 37,133.3821 108,072,000 10.55% 0.00%
Dec. 9, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS S Class A Common Stock 3545 $224.33 33,588.3821 108,072,000 9.55% 0.00%
March 6, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Restricted Stock units 4772 $0.00 4,772.0000 108,907,000 9999.99% 0.00%
March 6, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 264 $216.50 33,588.3821 108,907,000 0.78% 0.00%
March 6, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 714 $0.00 33,852.5621 108,907,000 2.15% 0.00%
March 6, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 714 $0.00 2,041.0000 108,907,000 25.92% 0.00%
March 6, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS A Performance Restricted Stock Units 4771 $0.00 12,721.0000 108,907,000 60.01% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 216 $208.29 33,138.5621 108,907,000 0.65% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 610 $0.00 2,755.0000 108,907,000 18.13% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Performance Restricted Stock Units 2030 $0.00 7,950.0000 108,907,000 20.34% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 1010 $208.29 32,744.6621 108,907,000 2.99% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 610 $0.00 33,354.6621 108,907,000 1.86% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Restricted Stock Units 677 $0.00 2,144.0000 108,907,000 24.00% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 677 $0.00 29,843.6981 108,907,000 2.32% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS F Class A Common Stock 149 $208.29 29,694.7591 108,907,000 0.50% 0.00%
March 4, 2024 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - OPERATIONS M Class A Common Stock 4060 $0.00 33,754.7591 108,907,000 13.67% 0.00%
Nov. 29, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Stock Options (Right to Buy) 5000 $0.00 3,545.0000 109,386,000 58.51% 0.00%
Nov. 29, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations S Class A Common Stock 5000 $245.05 29,005.4278 109,386,000 14.70% 0.00%
Nov. 29, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 5000 $182.30 34,005.4278 109,386,000 17.24% 0.00%
Nov. 10, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations S Class A Common Stock 1000 $217.62 29,005.4278 109,386,000 3.33% 0.00%
March 4, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 677 $0.00 29,244.7610 109,386,000 2.37% 0.00%
March 4, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Restricted Stock Units 677 $0.00 677.0000 109,386,000 50.00% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Restricted Stock Units 693 $0.00 0.0000 109,386,000 100.00% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations F Class A Common Stock 256 $260.35 29,815.1630 109,386,000 0.85% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 693 $0.00 30,071.5720 109,386,000 2.36% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations F Class A Common Stock 226 $260.35 29,378.5720 109,386,000 0.76% 0.00%
March 4, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 610 $0.00 29,604.2720 109,386,000 2.10% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations F Class A Common Stock 250 $260.35 28,994.2720 109,386,000 0.86% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations A Performance Restricted Stock Units 2144 $0.00 9,866.0000 109,386,000 27.76% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations A Performance Restricted Stock UnitsP 2144 $0.00 2,144.0000 109,386,000 9999.99% 0.00%
March 6, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations A Restricted Stock Units 2144 $0.00 2,144.0000 109,386,000 9999.99% 0.00%
March 4, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Restricted Stock Units 610 $0.00 1,221.0000 109,386,000 33.32% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Performance Restricted Stock Units 1960 $0.00 7,722.0000 109,386,000 20.24% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Restricted Stock Units 654 $0.00 3,878.0000 109,386,000 14.43% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations F Class A Common Stock 1933 $257.82 28,484.2330 109,386,000 6.36% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 1813 $0.00 30,417.5850 109,386,000 6.34% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 3920 $0.00 28,604.5850 109,386,000 15.88% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Class A Common Stock 654 $0.00 24,684.5850 109,386,000 2.72% 0.00%
Feb. 25, 2023 SBA COMMUNICATIONS CORP $SBAC Ciarfella Mark R EVP - Operations M Performance Restricted Stock Units 1960 $0.00 7,722.0000 109,386,000 20.24% 0.00%