Chapman Steven Leonard

Insider profile

Performance

Overall performance
2.1
Performance over holding periods
2.1
30 days 90 days 120 days
Average return -16% 8.2% 15.1%
Success rate 2% 68% 82%
Transactions
49 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Chapman Steven Leonard's trades of Natera, Inc.'s stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
200.72
Quantity 80,702 -13.3%
Value US$3,665,791
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
483.74
Quantity 61,245 -19.3%
Value US$4,631,078
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
229.36
Quantity 19,924 -48.2%
Value US$1,374,060
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
415.64
Quantity 2,866
Value US$1,191,224
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
414.30
Quantity 903
Value US$374,113
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
426.34
Quantity 3,430 -3.6%
Value US$1,462,348
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
410.82
Quantity 3,499
Value US$1,437,459
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
406.00
Quantity 2,264 -2.3%
Value US$919,184
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
404.90
Quantity 2,236
Value US$905,356
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
413.31
Quantity 1,273 -1.3%
Value US$526,144
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
413.31
Quantity 1,273
Value US$526,144
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
320.99
Quantity 1,698 -1.7%
Value US$545,041
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
320.99
Quantity 1,698
Value US$545,041
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
268.22
Quantity 612 -0.6%
Value US$164,150
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
267.08
Quantity 296 -0.3%
Value US$79,057
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
265.27
Quantity 80 -0.1%
Value US$21,222
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
263.86
Quantity 676 -0.7%
Value US$178,371
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
261.03
Quantity 70 -0.1%
Value US$18,272
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
259.98
Quantity 160 -0.2%
Value US$41,597
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
267.99
Quantity 1,182 -1.1%
Value US$316,763
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
267.76
Quantity 1,167
Value US$312,476
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
265.40
Quantity 1,894
Value US$502,668
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
254.07
Quantity 3,580 -3.4%
Value US$909,572
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
258.03
Quantity 3,525
Value US$909,556
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
260.49
Quantity 2,190 -2.0%
Value US$570,475
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
261.99
Quantity 2,163
Value US$566,684
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
226.97
Quantity 3,409 -3.0%
Value US$773,740
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
226.15
Quantity 6,751 -5.7%
Value US$1,526,720
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
224.99
Quantity 1,630 -1.4%
Value US$366,737
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
223.91
Quantity 1,443 -1.2%
Value US$323,101
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
223.34
Quantity 6,500 -5.1%
Value US$1,451,680
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
222.25
Quantity 2,006 -1.5%
Value US$445,827
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
220.19
Quantity 2,400 -1.8%
Value US$528,450
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
219.08
Quantity 2,758 -2.0%
Value US$604,224
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
218.28
Quantity 1,742 -1.3%
Value US$380,252
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
217.04
Quantity 2,351 -1.7%
Value US$510,260
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
216.13
Quantity 5,499 -3.8%
Value US$1,188,523
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
214.83
Quantity 1,300 -0.9%
Value US$279,279
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
213.44
Quantity 2,503 -1.7%
Value US$534,250
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
212.42
Quantity 832 -0.6%
Value US$176,732
US Natera, Inc. (NTRA)
Transaction date
Proposed sale
Price
221.03
Quantity 41,124
Value US$9,089,778
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
206.16
Quantity 902 -0.6%
Value US$185,956
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
204.39
Quantity 3,566 -2.3%
Value US$728,855
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
203.75
Quantity 2,272 -1.5%
Value US$462,920
US Natera, Inc. (NTRA)
Transaction date
Planned sale
Price
204.13
Quantity 5,623 -3.5%
Value US$1,147,838
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-11-04 2026-11-02
US Natera, Inc. (NTRA)
PlS Planned sale
80,702 -13.3%
200.72
US$3,665,791 		80,702 -13.3% 200.72 US$3,665,791
2026-11-04 2026-11-02
US Natera, Inc. (NTRA)
PlS Planned sale
61,245 -19.3%
483.74
US$4,631,078 		61,245 -19.3% 483.74 US$4,631,078
2026-11-04 2026-11-02
US Natera, Inc. (NTRA)
PlS Planned sale
19,924 -48.2%
229.36
US$1,374,060 		19,924 -48.2% 229.36 US$1,374,060
2026-11-02 2026-11-02
US Natera, Inc. (NTRA)
PrS Proposed sale
2,866
415.64
US$1,191,224 		2,866 415.64 US$1,191,224
2026-11-02 2026-11-02
US Natera, Inc. (NTRA)
PrS Proposed sale
903
414.30
US$374,113 		903 414.30 US$374,113
2026-10-29 2026-10-28
US Natera, Inc. (NTRA)
PlS Planned sale
3,430 -3.6%
426.34
US$1,462,348 		3,430 -3.6% 426.34 US$1,462,348
2026-10-28 2026-10-28
US Natera, Inc. (NTRA)
PrS Proposed sale
3,499
410.82
US$1,437,459 		3,499 410.82 US$1,437,459
2026-10-29 2026-10-27
US Natera, Inc. (NTRA)
PlS Planned sale
2,264 -2.3%
406.00
US$919,184 		2,264 -2.3% 406.00 US$919,184
2026-10-27 2026-10-27
US Natera, Inc. (NTRA)
PrS Proposed sale
2,236
404.90
US$905,356 		2,236 404.90 US$905,356
2026-10-02 2026-10-01
US Natera, Inc. (NTRA)
PlS Planned sale
1,273 -1.3%
413.31
US$526,144 		1,273 -1.3% 413.31 US$526,144
2026-10-01 2026-10-01
US Natera, Inc. (NTRA)
PrS Proposed sale
1,273
413.31
US$526,144 		1,273 413.31 US$526,144
2026-09-03 2026-09-01
US Natera, Inc. (NTRA)
PlS Planned sale
1,698 -1.7%
320.99
US$545,041 		1,698 -1.7% 320.99 US$545,041
2026-09-01 2026-09-01
US Natera, Inc. (NTRA)
PrS Proposed sale
1,698
320.99
US$545,041 		1,698 320.99 US$545,041
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
612 -0.6%
268.22
US$164,150 		612 -0.6% 268.22 US$164,150
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
296 -0.3%
267.08
US$79,057 		296 -0.3% 267.08 US$79,057
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
80 -0.1%
265.27
US$21,222 		80 -0.1% 265.27 US$21,222
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
676 -0.7%
263.86
US$178,371 		676 -0.7% 263.86 US$178,371
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
70 -0.1%
261.03
US$18,272 		70 -0.1% 261.03 US$18,272
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
160 -0.2%
259.98
US$41,597 		160 -0.2% 259.98 US$41,597
2026-08-05 2026-08-03
US Natera, Inc. (NTRA)
PlS Planned sale
1,182 -1.1%
267.99
US$316,763 		1,182 -1.1% 267.99 US$316,763
2026-08-03 2026-08-03
US Natera, Inc. (NTRA)
PrS Proposed sale
1,167
267.76
US$312,476 		1,167 267.76 US$312,476
2026-08-03 2026-08-03
US Natera, Inc. (NTRA)
PrS Proposed sale
1,894
265.40
US$502,668 		1,894 265.40 US$502,668
2026-07-29 2026-07-28
US Natera, Inc. (NTRA)
PlS Planned sale
3,580 -3.4%
254.07
US$909,572 		3,580 -3.4% 254.07 US$909,572
2026-07-28 2026-07-28
US Natera, Inc. (NTRA)
PrS Proposed sale
3,525
258.03
US$909,556 		3,525 258.03 US$909,556
2026-07-29 2026-07-27
US Natera, Inc. (NTRA)
PlS Planned sale
2,190 -2.0%
260.49
US$570,475 		2,190 -2.0% 260.49 US$570,475
2026-07-27 2026-07-27
US Natera, Inc. (NTRA)
PrS Proposed sale
2,163
261.99
US$566,684 		2,163 261.99 US$566,684
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
3,409 -3.0%
226.97
US$773,740 		3,409 -3.0% 226.97 US$773,740
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
6,751 -5.7%
226.15
US$1,526,720 		6,751 -5.7% 226.15 US$1,526,720
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
1,630 -1.4%
224.99
US$366,737 		1,630 -1.4% 224.99 US$366,737
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
1,443 -1.2%
223.91
US$323,101 		1,443 -1.2% 223.91 US$323,101
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
6,500 -5.1%
223.34
US$1,451,680 		6,500 -5.1% 223.34 US$1,451,680
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
2,006 -1.5%
222.25
US$445,827 		2,006 -1.5% 222.25 US$445,827
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
2,400 -1.8%
220.19
US$528,450 		2,400 -1.8% 220.19 US$528,450
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
2,758 -2.0%
219.08
US$604,224 		2,758 -2.0% 219.08 US$604,224
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
1,742 -1.3%
218.28
US$380,252 		1,742 -1.3% 218.28 US$380,252
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
2,351 -1.7%
217.04
US$510,260 		2,351 -1.7% 217.04 US$510,260
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
5,499 -3.8%
216.13
US$1,188,523 		5,499 -3.8% 216.13 US$1,188,523
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
1,300 -0.9%
214.83
US$279,279 		1,300 -0.9% 214.83 US$279,279
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
2,503 -1.7%
213.44
US$534,250 		2,503 -1.7% 213.44 US$534,250
2026-06-05 2026-06-04
US Natera, Inc. (NTRA)
PlS Planned sale
832 -0.6%
212.42
US$176,732 		832 -0.6% 212.42 US$176,732
2026-06-04 2026-06-04
US Natera, Inc. (NTRA)
PrS Proposed sale
41,124
221.03
US$9,089,778 		41,124 221.03 US$9,089,778
2026-05-05 2026-05-01
US Natera, Inc. (NTRA)
PlS Planned sale
902 -0.6%
206.16
US$185,956 		902 -0.6% 206.16 US$185,956
2026-04-29 2026-04-27
US Natera, Inc. (NTRA)
PlS Planned sale
3,566 -2.3%
204.39
US$728,855 		3,566 -2.3% 204.39 US$728,855
2026-04-29 2026-04-27
US Natera, Inc. (NTRA)
PlS Planned sale
2,272 -1.5%
203.75
US$462,920 		2,272 -1.5% 203.75 US$462,920
2026-03-11 2026-03-10
US Natera, Inc. (NTRA)
PlS Planned sale
5,623 -3.5%
204.13
US$1,147,838 		5,623 -3.5% 204.13 US$1,147,838

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