Jack Langer
Jack Langer: Director at SBA Communications. What Jack Langer holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
SBA Communications (SBAC)
Jack Langer holds 19,335 SBA Communications shares (0.02% of the company), worth about $3.5M at the last price, according to the Form 4 of May 22, 2026.
- Shares held: 10,631 (0.01%), $1.9M — Held through trusts (By Trust): 10,631 Class A.
- Shares held: 8,704 (0.01%), $1.6M — Held in their own name: 8,704 Class A.
- Share units: 663 (0.00%), $119,724.54 — SBA Communications promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- SBA Communications (SBAC) — Form 4 of May 22, 2026; 19,335 shares after 0001253093-26-000006
- SBA Communications (SBAC) — Form 4 of May 13, 2026: option exercise or conversion of 1,501 at $212.31; shares withheld for tax of 1,496 at $213.61; 19,335 shares after 0001253093-26-000004
- SBA Communications (SBAC) — Form 4 of May 1, 2026: option exercise or conversion of 248; option exercise or conversion of 302; 19,330 shares after 0001253093-26-000002
- SBA Communications (SBAC) — Form 4 of Aug 26, 2025: gift of 30; 18,660 shares after 0001415889-25-023256
- SBA Communications (SBAC) — Form 4 of May 23, 2025; 18,690 shares after 0001415889-25-014760
- SBA Communications (SBAC) — Form 4 of May 1, 2025: option exercise or conversion of 175; option exercise or conversion of 248; 18,690 shares after 0001415889-25-012025
- SBA Communications (SBAC) — Form 4 of Apr 23, 2025: option exercise or conversion of 1,411 at $157.51; shares withheld for tax of 1,119 at $231.42; 23,233 shares after 0001415889-25-011385
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
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