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Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (342 ops.)
Latest filing published 02 Oct 2026 for Natera, Inc., €464k.
Filing timeline
BuySaleSteven Leonard Chapman
First 200 filings with a declared amount
Insider track record
Disclosed buys
0
Disclosed sells
342
Signal history
Steven Leonard Chapman: trading record in brief
The record of Steven Leonard Chapman, CEO and President of Natera, Inc., is one of the fullest: 613 filings published from March 28, 2018 to October 2, 2026, among them 342 sales and 261 option exercises. There are only 10 grants and no purchase.
The 342 sales total EUR 221.6 million, with a median of EUR 220,224. The largest are recent: EUR 27,163,848 on November 3, 2025, EUR 14,507,260 on January 20, 2026 and EUR 12,421,101 on January 22, 2025.
Activity is uneven. It runs in the dozens at first (35 filings in 2018, 29 in 2019), jumps to 107 in 2020 and 177 in 2021, the busiest year, then falls to 53 in 2022 and 38 in 2023, before rising to 59 in 2024, 67 in 2025 and 48 in 2026. The last twelve months hold 60 filings, 53 of them sales.
Published a median of 2 days after the trade, they line up with colleagues' filings: 317 of Chapman's market trades fall within 30 days of a trade by Jonathan Sheena, 316 within 30 days of one by Michael Burkes Brophy and 245 within 30 days of one by Matthew Rabinowitz (244 in the same direction).
Companies and markets linked to Steven Leonard Chapman
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Declarations613 total
1,273 shares@ US$413.310.0009% mcap1.0% of flowCommon StockSEC:0001711968-26-000023:0
1,698 shares@ US$320.990.0009% mcap1.0% of flowCommon StockSEC:0001711968-26-000022:0
1,182 shares@ US$267.98930.0005% mcap0.6% of flowCommon StockSEC:0001711968-26-000021:0
676 shares@ US$263.86220.0003% mcap0.3% of flowCommon StockSEC:0001711968-26-000021:3
80 shares@ US$265.270.0000% mcap0.0% of flowCommon StockSEC:0001711968-26-000021:4
296 shares@ US$267.08380.0001% mcap0.2% of flowCommon StockSEC:0001711968-26-000021:5
612 shares@ US$268.21870.0003% mcap0.3% of flowCommon StockSEC:0001711968-26-000021:6
160 shares@ US$259.980.0001% mcap0.1% of flowCommon StockSEC:0001711968-26-000021:1
70 shares@ US$261.0250.0000% mcap0.0% of flowCommon StockSEC:0001711968-26-000021:2
2,190 shares@ US$260.49080.0010% mcap1.1% of flowCommon StockSEC:0001711968-26-000018:0
3,580 shares@ US$254.07040.0015% mcap1.8% of flowCommon StockSEC:0001711968-26-000018:1
832 shares@ US$212.41870.0004% mcap0.3% of flowCommon StockSEC:0001711968-26-000013:0
2,503 shares@ US$213.4440.0012% mcap1.0% of flowCommon StockSEC:0001711968-26-000013:1
1,300 shares@ US$214.830.0006% mcap0.5% of flowCommon StockSEC:0001711968-26-000013:2
5,499 shares@ US$216.13440.0027% mcap2.3% of flowCommon StockSEC:0001711968-26-000013:3
2,351 shares@ US$217.03960.0012% mcap1.0% of flowCommon StockSEC:0001711968-26-000013:4
1,742 shares@ US$218.28470.0009% mcap0.7% of flowCommon StockSEC:0001711968-26-000013:5
2,758 shares@ US$219.08060.0014% mcap1.1% of flowCommon StockSEC:0001711968-26-000013:6
2,400 shares@ US$220.18750.0012% mcap1.0% of flowCommon StockSEC:0001711968-26-000013:7
2,006 shares@ US$222.24690.0010% mcap0.8% of flowCommon StockSEC:0001711968-26-000013:8
6,500 shares@ US$223.33540.0033% mcap2.8% of flowCommon StockSEC:0001711968-26-000013:9
1,443 shares@ US$223.90930.0007% mcap0.6% of flowCommon StockSEC:0001711968-26-000013:10
1,630 shares@ US$224.99180.0008% mcap0.7% of flowCommon StockSEC:0001711968-26-000013:11
6,751 shares@ US$226.14720.0035% mcap2.9% of flowCommon StockSEC:0001711968-26-000013:12
3,409 shares@ US$226.96990.0018% mcap1.5% of flowCommon StockSEC:0001711968-26-000013:13
25 of 613 declarations
