MarketPeel
Insider Trading Intelligence
LN

Leslie V. Norwalk

CNC
DIRECTOR · CENTENE CORP · CIK 0001533568
FILING MIX · LIFETIME72%/28%
BUYS
41
SELLS
16
TOTAL VALUE
$6.99M
COMPANIES
5
ACTIVE SINCE
May 2020
HOLDINGS NOW
68,267
AVG SELL PX
$105.48
TRADE KIND
SHOWING 57 / 57
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
8 backtested trades · 8 horizons · 10 pending
Forward-return performance of every backtestable P/S trade by Leslie V. Norwalk, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d8+62.50%-0.81%+0.47%-1.28%-1.48%
14d8+37.50%-0.98%+0.54%-1.52%-0.29%
30d8+50.00%-2.90%+0.88%-3.78%-4.74%
60d8+62.50%-2.00%+1.11%-3.12%-2.00%
90d8+62.50%+0.14%+1.58%-1.43%-1.26%
180d8(1 pending)+28.57%+8.27%+9.53%-1.26%-0.01%
1y8(4 pending)+75.00%-2.39%+14.26%-16.65%-30.47%
2y8(5 pending)+33.33%+24.89%+37.67%-12.78%-30.21%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
CNC · 1,481.005 shares · as of Mar 31, 2022
02,5005,0007,50010,000SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 41 buys / 16 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
15,52741,572Jun 24, 2026Jun 26, 2026View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
22,71422,714Jun 24, 2026Jun 26, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
1,250$168.06$210.1K2,838Jun 4, 2026Jun 8, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
1,2841,284May 27, 2026May 29, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
2,6242,624May 27, 2026May 29, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
1,6590May 21, 2026May 21, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
1,6594,088May 21, 2026May 21, 2026View →
CVS
CVS HEALTH CORP
PURCHASEGRANT
Stock grant
1,447$97.15$140.6K7,376May 14, 2026May 15, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
3,810$155.01$590.6K2,429May 12, 2026May 14, 2026View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
15,00015,000Jan 21, 2026Jan 23, 2026View →
GMED
GLOBUS MEDICAL INC
SALE10b5-1
10b5-1 plan
2,000$101.10$202.2K10,419Jan 8, 2026Jan 12, 2026View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
1,190$155.09$184.6K6,239Dec 16, 2025Dec 17, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
5,000$152.23$761.1K7,429Dec 15, 2025Dec 17, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
8,276$92.35$764.3K10,705Dec 15, 2025Dec 17, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
1,7240Dec 15, 2025Dec 17, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
8,276557Dec 15, 2025Dec 17, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
1,724$84.95$146.5K12,429Dec 15, 2025Dec 17, 2025View →
GMED
GLOBUS MEDICAL INC
SALE10b5-1
10b5-1 plan
4,000$88.85$355.4K12,419Dec 12, 2025Dec 16, 2025View →
CVS
CVS HEALTH CORP
PURCHASEGRANT
Stock grant
1,652$76.04$125.6K5,929Nov 20, 2025Nov 21, 2025View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
16,02526,045Jun 25, 2025Jun 27, 2025View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
23,10523,105Jun 25, 2025Jun 27, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
1,4352,429May 22, 2025May 22, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
1,4350May 22, 2025May 22, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
1,6591,659May 21, 2025May 22, 2025View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
3,3053,305May 21, 2025May 22, 2025View →
CVS
CVS HEALTH CORP
PURCHASEGRANT
Stock grant
2,077$60.47$125.6K4,277May 15, 2025May 19, 2025View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
15,00015,000Jan 23, 2025Mar 28, 2025View →
CVS
CVS HEALTH CORP
PURCHASEGRANT
Stock grant
2,200$57.10$125.6K2,200Nov 21, 2024Nov 22, 2024View →
GMED
GLOBUS MEDICAL INC
SALE10b5-1
10b5-1 plan
1,000$70.00$70.0K16,419Jul 11, 2024Jul 15, 2024View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
9,0709,070May 29, 2024May 31, 2024View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
5,89910,020May 29, 2024May 31, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
1,4351,435May 22, 2024May 23, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
2,9822,982May 22, 2024May 23, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
2,1000May 17, 2024May 21, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
2,1002,100May 17, 2024May 21, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
1,106$141.82$156.8K994May 17, 2024May 21, 2024View →
GMED
GLOBUS MEDICAL INC
SALE10b5-1
10b5-1 plan
10,590$51.99$550.6K17,419Mar 15, 2024Mar 19, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE10b5-1
10b5-1 plan
8,000$135.67$1.09M0Feb 27, 2024Feb 29, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASE
8,000$84.95$679.6K8,000Feb 27, 2024Feb 29, 2024View →
NBIX
NEUROCRINE BIOSCIENCES INC
SALE
8,000$84.95$679.6K1,724Feb 27, 2024Feb 29, 2024View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
15,00015,000Jan 26, 2024Jan 30, 2024View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
15,00015,000Sep 1, 2023Sep 6, 2023View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
25,68828,009Sep 1, 2023Sep 6, 2023View →
GMED
GLOBUS MEDICAL INC
PURCHASEGRANT
Stock grant
2,3212,321Sep 1, 2023Sep 6, 2023View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
12,78712,787Jun 15, 2023Jun 20, 2023View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
4,1214,121Jun 15, 2023Jun 20, 2023View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
4,2904,290May 17, 2023May 19, 2023View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
2,1002,100May 17, 2023May 19, 2023View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
10,19210,192Jun 16, 2022Jun 21, 2022View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
9,7249,724May 18, 2022May 20, 2022View →
CNC
CENTENE CORP
PURCHASEGRANT
Stock grant
381.005$82.02$31.3K1,481.005Mar 31, 2022Apr 4, 2022View →
CNC
CENTENE CORP
PURCHASEGRANT
Stock grant
1,1001,100Feb 7, 2022Feb 9, 2022View →
CNC
CENTENE CORP
PURCHASEGRANT
Stock grant
10,00010,000Feb 7, 2022Feb 9, 2022View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
7,5117,511Jun 8, 2021Jun 10, 2021View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
8,8338,833May 19, 2021May 20, 2021View →
ARVN
ARVINAS, INC.
PURCHASEGRANT
Stock grant
12,00012,000Jun 3, 2020Jun 4, 2020View →
NBIX
NEUROCRINE BIOSCIENCES INC
PURCHASEGRANT
Stock grant
6,0186,018May 19, 2020May 21, 2020View →
Other insiders · CNC
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About this filer
CIK 0001533568
ROLE
Director
PRIMARY
CNC
COMPANIES
5
ACTIVE SINCE
May 2020
MARKETPEEL · /INSIDER/0001533568DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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