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SEC EDGAR Form 4 ↗
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© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/GRF Corp

GRF Corp

44 insider trades tracked

GRF

Insider trades

44

Bought (open market)

$502K

Sold (open market)

$105K

Unique insiders

4

12-month activity

Monthly insider buy vs sell totals for GRF Corp.

BuysSells

Recent insider trades

Most recent Form 4 filings for GRF Corp.

Sims David Cbought10,000 shares ofGRFat $9.998$100KMay 27Details
SIMS LUKE Ebought1,209 shares ofGRFat $10.2$12KMay 19Details
SIMS LUKE Etraded258 shares ofGRFat $10.1$3KMay 19Details
Tyler Donald Gbought1,000 shares ofGRF

Insiders at this company

Executives and directors who have filed Form 4s.

Zalenko Neal F.17 trades
Sims David C10 trades
Tyler Donald G9 trades
SIMS LUKE E8 trades

Explore insider screeners

Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician–Insider Overlap

at $10.05

$10KMay 13Details

Tyler Donald Gtraded886 shares ofGRFat $10.05$9KMay 13Details

Tyler Donald Gbought1,000 shares ofGRFat $9.9$10KMay 5Details

Tyler Donald Gtraded23 shares ofGRFat $10.25$236May 5Details

Zalenko Neal F.bought1,000 shares ofGRFat $10.99$11KFeb 12Details

Zalenko Neal F.bought1,400 shares ofGRFat $11.09$16KFeb 12Details

Zalenko Neal F.bought500 shares ofGRFat $10.8$5KFeb 4Details

Zalenko Neal F.traded588 shares ofGRFat $10.8$6KFeb 4Details

Zalenko Neal F.bought234 shares ofGRFat $11$3KJan 14Details

Zalenko Neal F.bought427 shares ofGRFat $10.84$5KJan 14Details

Zalenko Neal F.traded500 shares ofGRFat $10.78$5KJan 14Details

Zalenko Neal F.traded5 shares ofGRFat $10.72$54Jan 14Details

Zalenko Neal F.traded100 shares ofGRFat $10.67$1KJan 14Details

Zalenko Neal F.bought25 shares ofGRFat $10$250Dec 3Details

Zalenko Neal F.bought1,000 shares ofGRFat $10$10KDec 3Details

Zalenko Neal F.bought1,000 shares ofGRFat $10.13$10KNov 28Details

Zalenko Neal F.bought511 shares ofGRFat $10.64$5KNov 19Details

Zalenko Neal F.bought1,000 shares ofGRFat $10.8$11KNov 19Details

Zalenko Neal F.bought1,000 shares ofGRFat $10.65$11KNov 12Details

SIMS LUKE Ebought2,000 shares ofGRFat $10.75$22KOct 21Details

Sims David Cbought40 shares ofGRFat $10.74$430Oct 17Details

Sims David Cbought874 shares ofGRFat $10.76$9KOct 17Details

Sims David Cbought1,926 shares ofGRFat $10.715$21KOct 17Details

Sims David Cbought1,000 shares ofGRFat $10.51$11KOct 17Details

Sims David Cbought2,000 shares ofGRFat $10.52$21KOct 17Details

Sims David Cbought3,000 shares ofGRFat $10.55$32KOct 17Details

Sims David Cbought1,010 shares ofGRFat $10.56$11KOct 17Details

View all trades for GRF →

GRF Corp (GRF) — Insider Trading Activity | Insider Trading Screener