Leimkuhler William F. Insider Trading Activity

Corporate InsiderDirector · CIK 1361943

Total trades

$22.3M

Total volume

Apr 28, 2026

Last activity

AGX

ARGAN INC

Leimkuhler William F. has been net-selling over the last 12 months with 0 purchases and 8 sales across 1 company.

AGX is the most-traded position with 8 trades. The largest single transaction was a sale of AGX for $5.1M on Apr 13, 2026.

Performance Scorecard

Forward stock performance after each transaction by Leimkuhler William F.. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	-13.2%	9%	11
90 days	—	-36.0%	11%	9
120 days	—	-65.6%	0%	8

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

Pro: Trade Markers

AGX · ARGAN INC

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Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
Apr 28, 2026	AGX	Sell	5,000	$617.41	$3.1M	−12.0%	Director
Apr 28, 2026	AGX	Sell	400	$621.14	$248K	−44.4%	Director
Apr 13, 2026	AGX	Sell	8,444	$598.49	$5.1M	−16.9%	Director
Jan 16, 2026 Filed 3d late	AGX	Sell	11,044	$379.15	$4.2M	−18.1%	Director
Jan 13, 2026	AGX	Sell	4,212	$320.53	$1.4M	−6.5%	Director
Jan 12, 2026	AGX	Sell	2,164	$318.28	$689K	−3.2%	Director
Dec 23, 2025 Filed 4d late	AGX	Sell	100	$337.01	$34K	−10.0%	Director
Oct 1, 2025	AGX	Sell	11,802	$274.73	$3.2M	−23.3%	Director
Jun 30, 2025	AGX	Sell	7,604	$222.03	$1.7M	−13.1%	Director
Jun 27, 2025	AGX	Sell	4,051	$221.25	$896K	−6.5%	Director
Jun 11, 2025	AGX	Sell	8,345	$219.31	$1.8M	−11.8%	Director