Fesko John Insider Trading Activity

Corporate InsiderPresident · CIK 2010135

Total trades

$7.1M

Total volume

May 1, 2026

Last activity

NTRA

Natera, Inc.

Fesko John has been net-selling over the last 12 months with 0 purchases and 16 sales across 1 company.

NTRA is the most-traded position with 16 trades. The largest single transaction was a sale of NTRA for $4.2M on Jan 20, 2026.

Performance Scorecard

Forward stock performance after each transaction by Fesko John. 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	—	-3.4%	50%	18
90 days	—	-10.7%	40%	15
120 days	—	-15.1%	40%	15

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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NTRA · Natera, Inc.

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Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
May 1, 2026	NTRA	Sell	291	$206.16	$60K	−0.2%	President
Apr 27, 2026	NTRA	Sell	771	$203.75	$157K	−0.4%	President
Apr 27, 2026	NTRA	Sell	917	$204.39	$187K	−0.5%	President
Mar 10, 2026	NTRA	Sell	707	$204.13	$144K	−0.4%	President
Feb 3, 2026	NTRA	Sell	1,179	$230.77	$272K	−0.6%	President
Feb 3, 2026	NTRA	Sell	2,415	$231.14	$558K	−1.3%	President
Jan 28, 2026	NTRA	Sell	928	$237.66	$221K	−0.5%	President
Jan 27, 2026	NTRA	Sell	784	$240.53	$189K	−0.4%	President
Jan 21, 2026	NTRA	Sell	339	$235.00	$80K	−0.2%	President
Jan 20, 2026	NTRA	Sell	17,806	$234.74	$4.2M	−9.1%	President
Oct 28, 2025	NTRA	Sell	928	$191.46	$178K	−0.6%	President
Oct 27, 2025	NTRA	Sell	781	$192.32	$150K	−0.5%	President
Oct 21, 2025	NTRA	Sell	339	$187.95	$64K	−0.2%	President
Aug 14, 2025	NTRA	Sell	672	$155.46	$104K	−0.4%	President
Aug 14, 2025	NTRA	Sell	6	$155.30	$931.8	−0.0%	President
Jul 28, 2025	NTRA	Sell	1,710	$139.81	$239K	−1.1%	President
Jul 21, 2025	NTRA	Sell	339	$139.29	$47K	−0.2%	President
May 27, 2025 ⚠ Filed 40d late	NTRA	Sell	1,438	$156.85	$226K	−0.9%	President