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Insider Trading Intelligence
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H.c. Charles Diao

GFF
DIRECTOR · GRIFFON CORP · CIK 0001591159
FILING MIX · LIFETIME56%/44%
BUYS
15
SELLS
12
TOTAL VALUE
$2.52M
COMPANIES
2
ACTIVE SINCE
May 2021
HOLDINGS NOW
23,112
AVG SELL PX
$36.31
TRADE KIND
SHOWING 27 / 27
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
3 backtested trades · 8 horizons · 2 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by H.c. Charles Diao, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d3+100.00%-3.96%-1.07%-2.90%-2.95%
14d3+33.33%+0.10%+2.54%-2.44%-1.83%
30d3+66.67%-1.77%-3.49%+1.72%+0.97%
60d3+66.67%+4.81%-2.65%+7.47%+2.44%
90d3+100.00%-12.86%+3.65%-16.50%-17.26%
180d3+100.00%-26.23%+1.11%-27.34%-25.72%
1y3(1 pending)+100.00%-24.08%+4.24%-28.31%-28.31%
2y3(1 pending)+0.00%+19.87%+35.20%-15.32%-15.32%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
GFF · 12,013 shares · as of Feb 18, 2026
03,0036,0079,01012,0132023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 15 buys / 12 sellsCOVERAGE · 21 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
1,295$92.71$120.1K11,099May 11, 2026May 13, 2026View →
GFF
GRIFFON CORP
PURCHASEGRANT
Stock grant
1,34012,013Feb 18, 2026Feb 20, 2026View →
TPB
TURNING POINT BRANDS, INC.
SALE
2,000$108.20$216.4K9,804Dec 15, 2025Dec 17, 2025View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
1,058$75.66$80.0K11,804May 8, 2025May 9, 2025View →
GFF
GRIFFON CORP
PURCHASEGRANT
Stock grant
1,59410,673Mar 11, 2025Mar 13, 2025View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
2,415$33.13$80.0K11,435May 8, 2024May 10, 2024View →
TPB
TURNING POINT BRANDS, INC.
SALE
689$33.13$22.8K10,746May 8, 2024May 10, 2024View →
GFF
GRIFFON CORP
PURCHASEGRANT
Stock grant
1,5259,079Mar 20, 2024Mar 22, 2024View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
1,723$21.77$37.5K9,020May 8, 2023May 10, 2023View →
TPB
TURNING POINT BRANDS, INC.
SALE
478$23.65$11.3K7,194May 1, 2023May 3, 2023View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
13$23.65$3077,207May 1, 2023May 3, 2023View →
GFF
GRIFFON CORP
PURCHASEGRANT
Stock grant
3,3087,554Mar 15, 2023Mar 17, 2023View →
TPB
TURNING POINT BRANDS, INC.
SALE
17,206$28.92$497.6K7,672May 16, 2022May 16, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
11,000$28.54$313.9K24,878May 13, 2022May 16, 2022View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
6$31.09$18735,878May 4, 2022May 5, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
314$31.09$9.8K35,872May 4, 2022May 5, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
5,253$30.73$161.4K36,428May 3, 2022May 3, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
242$31.52$7.6K36,186May 3, 2022May 3, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
10,4320Apr 29, 2022May 3, 2022View →
TPB
TURNING POINT BRANDS, INC.
PURCHASE
10,432$3.83$40.0K46,618Apr 29, 2022May 3, 2022View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
1,19536,186Apr 29, 2022May 3, 2022View →
TPB
TURNING POINT BRANDS, INC.
SALE
4,937$31.39$155.0K41,681Apr 29, 2022May 3, 2022View →
GFF
GRIFFON CORP
PURCHASEGRANT
Stock grant
4,2464,246Mar 3, 2022Mar 4, 2022View →
TPB
TURNING POINT BRANDS, INC.
PURCHASE
31,296$3.83$119.9K48,296May 14, 2021May 17, 2021View →
TPB
TURNING POINT BRANDS, INC.
SALE
31,2960May 14, 2021May 17, 2021View →
TPB
TURNING POINT BRANDS, INC.
SALE
14,090$45.79$645.2K34,206May 14, 2021May 17, 2021View →
TPB
TURNING POINT BRANDS, INC.
PURCHASEGRANT
Stock grant
785785May 4, 2021May 6, 2021View →
Other insiders · GFF
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About this filer
CIK 0001591159
ROLE
Director
PRIMARY
GFF
COMPANIES
2
ACTIVE SINCE
May 2021
MARKETPEEL · /INSIDER/0001591159DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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