H CLIFFORD III BUSTER

CIK 1448352 · CEO of Tempur Sealy · last filed 2026-03-02

H CLIFFORD III BUSTER is a CEO of Tempur Sealy who has filed 55 SEC Form 4 insider transactions across 2 companies since 2008. The most recent filing, for TPX, was dated Mar 2, 2026. Across all open-market trades the lifetime net is −$13.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $67.0K 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

$67.0K

Companies

2

Total Filings

55

Lifetime Open-Market Net

-$13.21M

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
SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted CEO of Tempur Sealy 512,289 $68.78 $35.24M -$11.02M 44 2026-03-02
DTG Senior Executive VP and CFO 4,000 $16.76 $67.0K -$2.19M 8 2012-11-19

Recent Filings

55 filings
Insider activity across all companies, newest first. Form 4 rows are post-trade confirmations (buys, sells, grants, exercises). Notice (144) rows are pre-trade notices of intent to sell restricted or control stock under Rule 144 — they may not all execute. Compare adjacent dates to see which notices became actual sales.
Filed Symbol Action Net Shares Net $ Link
2026-03-02 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Grant (A) $0 EDGAR
2026-01-06 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Mixed +37,713 -$2.82M EDGAR
2025-12-15 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Gift (G) −2,700 $0 EDGAR
2025-08-20 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Sell (S) −70,134 -$5.69M EDGAR
2025-08-19 SGI Notice (144) −70,134 -$5.69M EDGAR
2025-06-12 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Mixed +7,756 -$903.3K EDGAR
2025-06-11 SGI Notice (144) −22,092 -$1.45M EDGAR
2025-03-13 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Mixed $0 EDGAR
2025-03-04 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Grant (A) $0 EDGAR
2025-01-06 SOMNIGROUP INTERNATIONAL INC. (TPX) Delisted Mixed +60,461 -$2.90M EDGAR
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Form 4 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.
Notice (144 / 144/A): Form 144 is a notice of intent to sell restricted/control stock under Rule 144, filed before the sale; 144/A is an amendment. Many notices are pre-scheduled under Rule 10b5-1 plans. A Form 4 with code S typically follows within a few days when the planned sale executes; missing follow-up Form 4s suggest the notice was cancelled or modified.