InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (53 ops.)
Insider track record
CFODisclosed buys
0
Disclosed sells
53
T+90 hit rate
58%
T+90 mean return
+7.2%
Across 57 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by Brophy Michael Burkes, Chief Financial Officer. Director active across 1 company, notably Natera, Inc.. Aggregated, 120 filings have been published. Breakdown: 0 buy · 53 sells. Total volume traded: €15.6m. Activity tracked since 18 May 2021. The latest transaction was disclosed on 29 April 2026 (Cession). Regulator: SEC (Form 4). All data is openly available.
Declarations120 total
771 shares@ US$203.750.0004% mcap1.1% of flowCommon StockSEC:0001697362-26-000008:0
1,222 shares@ US$204.390.0006% mcap1.7% of flowCommon StockSEC:0001697362-26-000008:1
300 shares@ US$190.1150.0001% mcap0.4% of flowCommon StockSEC:0001697362-26-000008:2
500 shares@ US$192.12860.0002% mcap0.7% of flowCommon StockSEC:0001697362-26-000008:3
1,000 shares@ US$193.7790.0005% mcap1.3% of flowCommon StockSEC:0001697362-26-000008:4
1,070 shares@ US$194.8220.0005% mcap1.4% of flowCommon StockSEC:0001697362-26-000008:5
200 shares@ US$197.260.0001% mcap0.3% of flowCommon StockSEC:0001697362-26-000008:6
784 shares@ US$240.5313Common StockSEC:0001697362-26-000003:0
23,948 shares@ US$234.7384Common StockSEC:0001697362-26-000002:0
59,596 shares0Common StockSEC:0001697362-26-000001:0
781 shares@ US$192.3241.2% of flowCommon StockSEC:0001697362-25-000009:0
920 shares@ US$186.681.4% of flowCommon StockSEC:0001697362-25-000007:0
1,522 sharesCommon StockSEC:0001697362-25-000005:0
6,250 sharesCommon StockSEC:0001697362-25-000004:0
2,019 shares@ US$139.80832.3% of flowCommon StockSEC:0001415889-25-020666:0
920 shares@ US$139.58161.1% of flowCommon StockSEC:0001415889-25-020278:0
1,522 sharesCommon StockSEC:0001415889-25-020160:0
602 shares@ US$139.290.6% of flowCommon StockSEC:0001415889-25-020160:1
2,018 shares@ US$152.18242.3% of flowCommon StockSEC:0001415889-25-011609:0
700 shares@ US$152.90040.8% of flowCommon StockSEC:0001415889-25-011609:1
700 shares@ US$153.94460.8% of flowCommon StockSEC:0001415889-25-011609:2
1,445 shares@ US$154.7441.7% of flowCommon StockSEC:0001415889-25-011609:3
200 shares@ US$155.4350.2% of flowCommon StockSEC:0001415889-25-011609:4
308 shares@ US$144.30480.3% of flowCommon StockSEC:0001415889-25-011296:0
1,521 sharesCommon StockSEC:0001415889-25-011195:0
25 of 120 declarations
About Brophy Michael Burkes
Michael B. Brophy is Natera’s chief financial officer. Natera’s public materials say he joined the company in 2015, served as vice president, corporate development and investor relations, then senior vice president, finance and investor relations, before becoming CFO in February 2017. Natera also says he previously worked in Morgan Stanley’s investment banking division focused on life science tools and diagnostics, and that he holds an MBA from UCLA and a bachelor’s degree in economics from the United States Air Force Academy. Sources: https://www.natera.com/company/leadership-team/
