WILLIAM HORNBUCKLE

CIK 1183302 · CEO AND PRESIDENT · last filed 2026-02-25

WILLIAM HORNBUCKLE is a CEO AND PRESIDENT who has filed 151 SEC Form 4 insider transactions across 3 companies since 2010. The most recent filing, for MGM.WD, was dated Feb 25, 2026. Across all open-market trades the lifetime net is −$29.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $10.6M 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

$10.59M

Companies

3

Total Filings

151

Lifetime Open-Market Net

-$29.18M

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
MGM.WD CEO AND PRESIDENT 777,854 -$29.85M 138 2026-02-25
GBFH Director 327,698 $32.31 $10.59M $0 5 2026-01-07
MGM Growth Properties LLC (MGP) Delisted Director 39,212 $41.64 $1.63M $673.7K 8 2017-04-21

Recent Filings

151 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-02-25 MGM.WD Mixed +8,775 -$123.8K EDGAR
2026-01-07 GBFH Grant (A) +178 $6.4K EDGAR
2025-12-22 GBFH Grant (A) +1,100 $0 EDGAR
2025-12-09 GBFH Gift (G) −100,000 $0 EDGAR
2025-10-08 MGM.WD Mixed +19,675 -$422.8K EDGAR
2025-10-07 MGM.WD Mixed +115,996 -$2.55M EDGAR
2025-10-06 MGM.WD Mixed +16,485 -$371.7K EDGAR
2025-10-03 GBFH Grant (A) +148 $5.9K EDGAR
2025-07-07 GBFH Grant (A) +201 $0 EDGAR
2025-02-25 MGM.WD Mixed +9,624 -$98.3K 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.