Alexander C. Karp Insider Trading Activity

Corporate InsiderSee Remarks · CIK 1823951

Total trades

$248.8M

Total volume

May 20, 2026

Last activity

PLTR

Palantir Technologies Inc.

Alexander C. Karp has been net-selling over the last 12 months with 0 purchases and 55 sales across 1 company.

PLTR is the most-traded position with 55 trades. The largest single transaction was a sale of PLTR for $30.5M on May 20, 2026.

Performance Scorecard

Forward stock performance after each transaction by Alexander C. Karp. 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	—	-16.9%	9%	55
90 days	—	+3.1%	44%	50
120 days	—	-3.6%	58%	50

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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PLTR · Palantir Technologies Inc.

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Recent Trades

Showing the 50 most recent of 55 disclosed trades.

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
May 20, 2026	PLTR	Sell	17,310	$134.20	$2.3M	−0.3%	See Remarks
May 20, 2026	PLTR	Sell	27,595	$135.09	$3.7M	−0.4%	See Remarks
May 20, 2026	PLTR	Sell	224,009	$136.08	$30.5M	−3.3%	See Remarks
May 20, 2026	PLTR	Sell	122,195	$136.61	$16.7M	−1.9%	See Remarks
May 20, 2026	PLTR	Sell	6,635	$132.95	$882K	−0.1%	See Remarks
Feb 20, 2026	PLTR	Sell	6,180	$132.01	$816K	−0.1%	See Remarks
Feb 20, 2026	PLTR	Sell	20,259	$132.82	$2.7M	−0.3%	See Remarks
Feb 20, 2026	PLTR	Sell	19,309	$133.73	$2.6M	−0.3%	See Remarks
Feb 20, 2026	PLTR	Sell	35,656	$134.87	$4.8M	−0.6%	See Remarks
Feb 20, 2026	PLTR	Sell	8,596	$135.67	$1.2M	−0.1%	See Remarks
Feb 20, 2026	PLTR	Sell	39,893	$132.03	$5.3M	−0.6%	See Remarks
Feb 20, 2026	PLTR	Sell	124,338	$132.86	$16.5M	−1.8%	See Remarks
Feb 20, 2026	PLTR	Sell	104,796	$133.76	$14.0M	−1.6%	See Remarks
Feb 20, 2026	PLTR	Sell	110,800	$134.83	$14.9M	−1.7%	See Remarks
Feb 20, 2026	PLTR	Sell	23,198	$135.73	$3.1M	−0.4%	See Remarks
Nov 21, 2025	PLTR	Sell	426	$153.43	$65K	−0.0%	See Remarks
Nov 21, 2025	PLTR	Sell	44,593	$156.26	$7.0M	−0.7%	See Remarks
Nov 21, 2025	PLTR	Sell	545	$157.74	$86K	−0.0%	See Remarks
Nov 20, 2025	PLTR	Sell	44,883	$172.77	$7.8M	−0.7%	See Remarks
Nov 20, 2025	PLTR	Sell	4,145	$173.41	$719K	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	22,200	$155.31	$3.4M	−0.3%	See Remarks
Nov 20, 2025	PLTR	Sell	21,338	$156.19	$3.3M	−0.3%	See Remarks
Nov 20, 2025	PLTR	Sell	44,669	$157.25	$7.0M	−0.7%	See Remarks
Nov 20, 2025	PLTR	Sell	43,582	$158.14	$6.9M	−0.7%	See Remarks
Nov 20, 2025	PLTR	Sell	20,275	$159.08	$3.2M	−0.3%	See Remarks
Nov 20, 2025	PLTR	Sell	17,365	$160.16	$2.8M	−0.3%	See Remarks
Nov 20, 2025	PLTR	Sell	12,867	$161.16	$2.1M	−0.2%	See Remarks
Nov 20, 2025	PLTR	Sell	2,968	$161.85	$480K	−0.0%	See Remarks
Nov 20, 2025	PLTR	Sell	10,387	$163.37	$1.7M	−0.2%	See Remarks
Nov 20, 2025	PLTR	Sell	6,228	$164.05	$1.0M	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	4,819	$165.94	$800K	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	7,857	$166.73	$1.3M	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	6,657	$167.93	$1.1M	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	5,454	$168.90	$921K	−0.1%	See Remarks
Nov 20, 2025	PLTR	Sell	10,320	$169.94	$1.8M	−0.2%	See Remarks
Nov 20, 2025	PLTR	Sell	33,722	$170.91	$5.8M	−0.5%	See Remarks
Nov 20, 2025	PLTR	Sell	39,589	$172.00	$6.8M	−0.6%	See Remarks
Aug 21, 2025	PLTR	Sell	9,614	$154.51	$1.5M	−0.1%	See Remarks
Aug 21, 2025	PLTR	Sell	96,285	$155.53	$15.0M	−1.5%	See Remarks
Aug 21, 2025	PLTR	Sell	78,440	$156.15	$12.2M	−1.2%	See Remarks
Aug 21, 2025	PLTR	Sell	1,855	$157.18	$292K	−0.0%	See Remarks
Aug 20, 2025	PLTR	Sell	9,527	$146.93	$1.4M	−0.1%	See Remarks
Aug 20, 2025	PLTR	Sell	5,761	$148.07	$853K	−0.1%	See Remarks
Aug 20, 2025	PLTR	Sell	14,439	$149.04	$2.2M	−0.2%	See Remarks
Aug 20, 2025	PLTR	Sell	16,069	$149.93	$2.4M	−0.2%	See Remarks
Aug 20, 2025	PLTR	Sell	4,619	$151.05	$698K	−0.1%	See Remarks
Aug 20, 2025	PLTR	Sell	7,521	$143.12	$1.1M	−0.1%	See Remarks
Aug 20, 2025	PLTR	Sell	30,194	$153.12	$4.6M	−0.5%	See Remarks
Aug 20, 2025	PLTR	Sell	50,567	$154.16	$7.8M	−0.8%	See Remarks
Aug 20, 2025	PLTR	Sell	28,379	$154.89	$4.4M	−0.4%	See Remarks