Jonathan Lum Insider Trading Activity

Corporate InsiderCOO · CIK 1777743

Total trades

$9.8M

Total volume

May 29, 2026

Last activity

CACC

CREDIT ACCEPTANCE CORP

Jonathan Lum has been net-selling over the last 12 months with 0 purchases and 13 sales across 1 company.

CACC is the most-traded position with 13 trades. The largest single transaction was a sale of CACC for $2.9M on May 29, 2026.

Performance Scorecard

Forward stock performance after each transaction by Jonathan Lum. 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	—	+2.9%	77%	13
90 days	—	+11.7%	91%	11
120 days	—	+10.3%	100%	10

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

Price & Trades

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CACC · CREDIT ACCEPTANCE CORP

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Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
May 29, 2026	CACC	Sell	5,000	$575.00	$2.9M	−13.7%	COO
May 6, 2026	CACC	Sell	4,000	$550.00	$2.2M	−11.2%	COO
Apr 20, 2026	CACC	Sell	3,000	$535.00	$1.6M	−8.7%	COO
Aug 25, 2025	CACC	Sell	982	$509.79	$501K	−2.7%	COO
Aug 25, 2025	CACC	Sell	494	$510.90	$252K	−1.4%	COO
Aug 25, 2025	CACC	Sell	1,064	$512.24	$545K	−3.0%	COO
Aug 25, 2025	CACC	Sell	971	$513.33	$498K	−2.8%	COO
Aug 25, 2025	CACC	Sell	612	$508.69	$311K	−1.6%	COO
Aug 25, 2025	CACC	Sell	443	$515.47	$228K	−1.4%	COO
Aug 25, 2025	CACC	Sell	535	$516.57	$276K	−1.7%	COO
Aug 25, 2025	CACC	Sell	229	$517.31	$118K	−0.7%	COO
Aug 25, 2025	CACC	Sell	11	$518.39	$6K	−0.0%	COO
Aug 25, 2025	CACC	Sell	659	$514.44	$339K	−2.0%	COO