JACK LANGER

CIK 1253093 · last filed 2026-05-27

JACK LANGER is a corporate insider who has filed 75 SEC Form 4 insider transactions across 2 companies since 2007. The most recent filing, for SBAC, was dated May 27, 2026. Across all open-market trades the lifetime net is −$5.3M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $4.0M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$3.96M

Companies

2

Total Filings

75

Lifetime Open-Market Net

-$5.30M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
SBAC Director 19,335 $204.79 $3.96M -$5.30M 56 2026-05-27
CKX, Inc. (CKXE) Delisted Director 0 $0 19 2011-06-20

Recent Filings

75 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-27 SBAC Grant (A) $0 EDGAR
2026-05-15 SBAC Mixed +5 -$883 EDGAR
2026-05-05 SBAC Mixed +555 -$72.1K EDGAR
2025-08-28 SBAC Gift (G) −30 $0 EDGAR
2025-05-28 SBAC Grant (A) $0 EDGAR
2025-05-05 SBAC Mixed −4,543 -$1.27M EDGAR
2025-04-25 SBAC Mixed +292 -$36.7K EDGAR
2024-05-28 SBAC Grant (A) $0 EDGAR
2024-05-28 SBAC Mixed +364 -$74.4K EDGAR
2024-05-03 SBAC Mixed +408 -$41.0K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.