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Insider · CIK 0001591159

H.C. Charles Diao

director

Files at GFF (GRIFFON CORP), TPB (Turning Point Brands, Inc.). First filing Dec 17, 2025, latest Dec 17, 2025.

In brief

H.C. Charles Diao files SEC Form 4 as director at TPB (Turning Point Brands, Inc.), and also at GFF (GRIFFON CORP). Since Dec 17, 2025, H.C. Charles Diao has reported 0 open-market buys worth $0 and 1 open-market sell worth $216k, the latest filed on Dec 17, 2025.

A track record needs three past buys with six months of prices behind them; H.C. Charles Diao has 0, so none is measured yet.

The newest scored trade: sold $216k of TPB on Dec 15, 2025, filed Dec 17, 2025, scored 40 (moderate). In the last 12 months: 0 buys worth $0 and 1 sell worth $216k.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 1
$0 bought, $216k sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

TPB: Turning Point Brands, Inc.

TPBOct 9, 2026 · close 57.38

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.

ScoreCompanyValueHoldingsPrice contextFiled
40Moderate
TPBsell 2
Turning Point Brands, Inc.
$216k
2,000 shares
-17%-

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Dec 15, 2025 TPB
Turning Point Brands, Inc.
2,000
0.01% of outstanding
$215kDec 15, 2025none

Transactions

Every row this insider has filed, 5 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
May 11, 2026TPB
Turning Point Brands, Inc.
AGrant or award
Common Stock
+1,295$92.71$120k11,099May 13, 2026
Feb 18, 2026GFF
GRIFFON CORP
AGrant or award
Common Stock
+1,340$0.00$012,013Feb 20, 2026
Dec 15, 2025TPB
Turning Point Brands, Inc.
SOpen-market sale
Common Stock
-2,000$108.20$216k9,804Dec 17, 2025
May 8, 2025TPB
Turning Point Brands, Inc.
AGrant or award
Common Stock
+1,058$75.66$80k11,804May 9, 2025
Mar 11, 2025GFF
GRIFFON CORP
AGrant or award
Common Stock
+1,594$0.00$010,673Mar 13, 2025

Questions about H.C. Charles Diao

Answered from the filings on this page, as of the latest one.

Is H.C. Charles Diao buying or selling?

In the last 12 months H.C. Charles Diao reported 0 open-market buys worth $0 and 1 open-market sell worth $216k on SEC Form 4; the latest was sold $216k of TPB on Dec 15, 2025. Grants, option exercises and tax withholding are not counted.

How did H.C. Charles Diao's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and H.C. Charles Diao has 0.

Where does H.C. Charles Diao file Form 4?

H.C. Charles Diao has filed Form 4 at TPB (Turning Point Brands, Inc.); GFF (GRIFFON CORP). 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.

H.C. Charles Diao: insider trades and track record | InsiderTell