Insider · CIK 0001504654
Mark R Ciarfella
Files at SBAC (SBA COMMUNICATIONS CORP). First filing Dec 11, 2024, latest Dec 11, 2024.
Mark R Ciarfella files SEC Form 4 as officer at SBAC (SBA COMMUNICATIONS CORP). Since Dec 11, 2024, Mark R Ciarfella has reported 0 open-market buys worth $0 and 1 open-market sell worth $795k, the latest filed on Dec 11, 2024.
A track record needs three past buys with six months of prices behind them; Mark R Ciarfella has 0, so none is measured yet.
The newest scored trade: sold $795k of SBAC on Dec 9, 2024, filed Dec 11, 2024, scored 30 (weak).
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
SBAC: SBA COMMUNICATIONS CORP
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 30Weak | SBA COMMUNICATIONS CORP | $795k 3,545 shares | -10% | - |
Transactions
Every row this insider has filed, 39 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +715 | $0.00 | $0 | 38,324 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -265 | $195.69 | $52k | 38,059 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +4,288 | $0.00 | $0 | 42,347 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -1,664 | $195.69 | $326k | 40,683 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +1,532 | $0.00 | $0 | 42,215 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -567 | $195.69 | $111k | 41,649 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +1,848 | $0.00 | $0 | 43,497 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -676 | $195.69 | $132k | 42,821 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock Unitsderivative | -715 | $0.00 | $0 | 0 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Performance Restricted Stock Unitsderivative | -2,144 | $0.00 | $0 | 0 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | DDisposition to issuer Performance Restricted Stock Unitsderivative | -2,144 | $0.00 | $0 | 0 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock unitsderivative | -1,532 | $0.00 | $0 | 1,531 | Mar 9, 2026 |
| Mar 6, 2026 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock Unitsderivative | -1,848 | $0.00 | $0 | 3,697 | Mar 9, 2026 |
| Mar 5, 2026 | SBAC SBA COMMUNICATIONS CORP | AGrant or award Restricted Stock Unitsderivative | +6,717 | $0.00 | $0 | 6,717 | Mar 9, 2026 |
| Mar 5, 2026 | SBAC SBA COMMUNICATIONS CORP | AGrant or award Performance Restricted Stock Unitsderivative | +6,716 | $0.00 | $0 | 6,716 | Mar 9, 2026 |
| Dec 5, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +215 | $0.00 | $0 | 37,824 | Dec 9, 2025 |
| Dec 5, 2025 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -215 | $190.00 | $41k | 37,609 | Dec 9, 2025 |
| Dec 5, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock Unitsderivative | -215 | $0.00 | $0 | 5,545 | Dec 9, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +715 | $0.00 | $0 | 36,909 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -265 | $220.38 | $58k | 36,645 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +1,530 | $0.00 | $0 | 38,175 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -566 | $220.38 | $125k | 37,609 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock Unitsderivative | -715 | $0.00 | $0 | 715 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock unitsderivative | -1,530 | $0.00 | $0 | 3,063 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | AGrant or award Restricted Stock Unitsderivative | +5,760 | $0.00 | $0 | 5,760 | Mar 10, 2025 |
| Mar 6, 2025 | SBAC SBA COMMUNICATIONS CORP | AGrant or award Performance Restricted Stock Unitsderivative | +5,760 | $0.00 | $0 | 5,760 | Mar 10, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +611 | $0.00 | $0 | 34,199 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -226 | $221.51 | $50k | 33,973 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +3,662 | $0.00 | $0 | 37,635 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -1,441 | $221.51 | $319k | 36,194 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock Unitsderivative | -611 | $0.00 | $0 | 0 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Performance Restricted Stock Unitsderivative | -1,831 | $0.00 | $0 | 0 | Mar 6, 2025 |
| Mar 4, 2025 | SBAC SBA COMMUNICATIONS CORP | DDisposition to issuer Performance Restricted Stock Unitsderivative | -1,831 | $0.00 | $0 | 0 | Mar 6, 2025 |
| Dec 19, 2024 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +179 | $0.00 | $0 | 33,767 | Dec 23, 2024 |
| Dec 19, 2024 | SBAC SBA COMMUNICATIONS CORP | FTax withholding Class A Common Stock | -179 | $221.58 | $40k | 33,588 | Dec 23, 2024 |
| Dec 19, 2024 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Restricted Stock unitsderivative | -179 | $0.00 | $0 | 4,593 | Dec 23, 2024 |
| Dec 9, 2024 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Class A Common Stock | +3,545 | $182.30 | $646k | 37,133 | Dec 11, 2024 |
| Dec 9, 2024 | SBAC SBA COMMUNICATIONS CORP | SOpen-market sale Class A Common Stock | -3,545 | $224.33 | $795k | 33,588 | Dec 11, 2024 |
| Dec 9, 2024 | SBAC SBA COMMUNICATIONS CORP | MOption exercise Stock Options (Right to Buy)derivative | -3,545 | $0.00 | $0 | 0 | Dec 11, 2024 |
Questions about Mark R Ciarfella
Answered from the filings on this page, as of the latest one.
Is Mark R Ciarfella buying or selling?
Not in the last 12 months. Mark R Ciarfella's latest open-market trade on SEC Form 4 was sold $795k of SBAC on Dec 9, 2024.
How did Mark R Ciarfella's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Mark R Ciarfella has 0.
Where does Mark R Ciarfella file Form 4?
Mark R Ciarfella has filed Form 4 at SBAC (SBA COMMUNICATIONS CORP) as EVP - OPERATIONS. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.