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Chapman Steven Leonard
InsiderCIK 0001711968
Total Volume
$133.3M
23 filings
Purchases
$0
0 buy txns
Sales
$97.2M
66 sell txns
Net Activity
-$97.2M
net sold
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 23
- Buy transactions
- 0
- Sell transactions
- 66
- Companies
- 1
- Active
- 2025–2026
Chapman Steven Leonard accounts for 23 disclosed filings worth $133.3M, all concentrated in Natera, Inc. (NTRA), active 2025–2026. The record is heavily weighted toward selling, with $0 in purchases against $97.2M in sales. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
23 loaded
| Oct 2 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $526.1K |
| Sep 3 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $545.0K |
| Aug 5 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $819.4K |
| Jul 29 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.5M |
| Jun 5 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $9.1M |
| May 5 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $186.0K |
| Apr 29 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.2M |
| Mar 11 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.1M |
| Mar 3 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $790.1K |
| Feb 4 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $20.8M |
| Jan 29 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.4M |
| Jan 22 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $17.3M |
| Jan 16 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Grant | $0 |
| Jan 6 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $881.5K |
| Dec 3 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.0M |
| Nov 3 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $32.1M |
| Oct 29 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $1.2M |
| Oct 22 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $301.3K |
| Oct 1 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $3.7M |
| Sep 5 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $845.8K |
| Aug 5 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $771.7K |
| Jul 30 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $851.7K |
| Jul 22 | NTRA Natera, Inc. | Chapman Steven Leonard | Insider | Sell | $225.9K |
23 filings