NBIX

NEUROCRINE BIOSCIENCES INC

SEC CIK 914475
$156.42 +10.8% · 90 days
90-day buys
$0
0 open-market
90-day sells
$17.51M
17 open-market
Net insider flow
−$17.51M
Net selling
Filings shown
115
Most recent
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At a glance

Over the last 90 days, insiders at NBIX have sold a net $17.51M of stock (0 open-market buys vs 17 sells).

Largest recent trade: Onyia Jude sold $7.8M of NBIX, trimming their stake 77%.

Most active filer: Abernethy Matt, with 33 transactions among the recent filings shown.

Insider transaction history

Form 4 filings for NBIX, newest first
View on SEC EDGAR ↗
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 4, 2025 ΔOwn −3.8%

Abernethy Matt sold $196.1K of NBIX, trimming their stake 4%.

−$196.1K
1,283 sh @ $153
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Jan 3, 2025 ΔOwn −9.8%

Delaet Ingrid sold $37.6K of NBIX, trimming their stake 10%.

−$37.6K
272 sh @ $138
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Dec 19, 2024 ΔOwn −30%

Delaet Ingrid sold $147.3K of NBIX, trimming their stake 30%.

−$147.3K
1,091 sh @ $135
NBIX
Sell Onyia Jude · Chief Scientific Officer · Open-market sale · filed Dec 3, 2024 ΔOwn −13%

Onyia Jude sold $294.4K of NBIX, trimming their stake 13%.

−$294.4K
2,331 sh @ $126
NBIX
Sell Boyer David W. · Chief Corp. Affairs Officer · Open-market sale · filed Oct 7, 2024 ΔOwn −77%

Boyer David W. sold $147.2K of NBIX, trimming their stake 77%.

−$147.2K
1,295 sh @ $114
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NBIX
Sell Boyer David W. · Chief Corp. Affairs Officer · Open-market sale · filed Sep 17, 2024 ΔOwn −67%

Boyer David W. sold $421.8K of NBIX, trimming their stake 67%.

−$421.8K
3,461 sh @ $122
NBIX
Sell LYONS GARY A · Director · Open-market sale · filed Aug 15, 2024 ΔOwn −8.9%

Lyons Gary A sold $1.74M of NBIX, trimming their stake 9%.

−$1.74M
11,570 sh @ $150
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Aug 15, 2024 ΔOwn −31%

Abernethy Matt sold $2.12M of NBIX, trimming their stake 31%.

−$2.12M
14,100 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Aug 15, 2024 ΔOwn −32%

Delaet Ingrid sold $456.8K of NBIX, trimming their stake 32%.

−$456.8K
3,043 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Aug 15, 2024 ΔOwn −62%

Delaet Ingrid sold $615.3K of NBIX, trimming their stake 62%.

−$615.3K
4,100 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Aug 8, 2024 ΔOwn −4.0%

Delaet Ingrid sold $40.3K of NBIX, trimming their stake 4%.

−$40.3K
273 sh @ $148
NBIX
Sell Cooke Julie · Chief Human Resources Officer · Open-market sale · filed Aug 5, 2024 ΔOwn −41%

Cooke Julie sold $1.94M of NBIX, trimming their stake 41%.

−$1.94M
12,632 sh @ $153
NBIX
Sell Cooke Julie · Chief Human Resources Officer · Open-market sale · filed Jul 18, 2024 ΔOwn −4.7%

Cooke Julie sold $135K of NBIX, trimming their stake 5%.

−$135K
900 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Jul 18, 2024 ΔOwn −5.1%

Delaet Ingrid sold $60K of NBIX, trimming their stake 5%.

−$60K
400 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Jul 18, 2024 ΔOwn −17%

Delaet Ingrid sold $233.6K of NBIX, trimming their stake 17%.

−$233.6K
1,557 sh @ $150
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Jul 18, 2024 ΔOwn −12%

Delaet Ingrid sold $135K of NBIX, trimming their stake 12%.

−$135K
900 sh @ $150
NBIX
Sell LYONS GARY A · Director · Open-market sale · filed Jul 18, 2024 ΔOwn −0.8%

Lyons Gary A sold $139.5K of NBIX, trimming their stake 1%.

−$139.5K
930 sh @ $150
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Jul 18, 2024 ΔOwn −2.8%

Abernethy Matt sold $135K of NBIX, trimming their stake 3%.

−$135K
900 sh @ $150
NBIX
Sell Cooke Julie · Chief Human Resources Officer · Open-market sale · filed Jul 2, 2024 ΔOwn −35%

Cooke Julie sold $1.4M of NBIX, trimming their stake 35%.

−$1.4M
10,000 sh @ $140
NBIX
Sell Delaet Ingrid · Chief Regulatory Officer · Open-market sale · filed Jul 2, 2024 ΔOwn −3.5%

Delaet Ingrid sold $37.6K of NBIX, trimming their stake 3%.

−$37.6K
272 sh @ $138
NBIX
Sell Norwalk Leslie V · Director · Open-market sale · filed May 21, 2024 ΔOwn −53%

Norwalk Leslie V sold $156.8K of NBIX, trimming their stake 53%.

−$156.8K
1,106 sh @ $142
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed May 16, 2024 ΔOwn −32%

Abernethy Matt sold $2.1M of NBIX, trimming their stake 32%.

−$2.1M
15,000 sh @ $140
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed May 16, 2024 ΔOwn −32%

Abernethy Matt sold $2.03M of NBIX, trimming their stake 32%.

−$2.03M
15,000 sh @ $136
NBIX
Sell Norwalk Leslie V · Director · Open-market sale · filed Feb 29, 2024 ΔOwn −100%

Norwalk Leslie V sold $1.09M of NBIX, trimming their stake 100%.

−$1.09M
8,000 sh @ $136
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 15, 2024 ΔOwn −4.1%

Abernethy Matt sold $179.6K of NBIX, trimming their stake 4%.

−$179.6K
1,352 sh @ $133
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2024 ΔOwn −3.1%

Abernethy Matt sold $131.5K of NBIX, trimming their stake 3%.

−$131.5K
980 sh @ $134
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2024 ΔOwn −4.2%

Abernethy Matt sold $182K of NBIX, trimming their stake 4%.

−$182K
1,280 sh @ $142
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 2, 2024 ΔOwn −4.3%

Abernethy Matt sold $180.5K of NBIX, trimming their stake 4%.

−$180.5K
1,283 sh @ $141
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About NBIX insider activity

This page tracks every recent Form 4 filed for NEUROCRINE BIOSCIENCES INC with the U.S. Securities and Exchange Commission. Form 4 is the disclosure that company insiders — officers, directors, and holders of more than 10% of the stock — must file within two business days of buying or selling shares.

The summary above nets open-market purchases against open-market sales over the trailing 90 days. Open-market trades (codes P and S) tend to carry the most signal because they reflect a deliberate choice to put money in or take it out, as opposed to routine grants, option exercises, or tax-withholding events. Use the badges on each row to tell them apart, and always confirm details against the original filing before drawing conclusions.

Frequently asked questions

How often is NBIX insider data updated?

Continuously. We read from SEC EDGAR, so new Form 4 filings for NEUROCRINE BIOSCIENCES INC usually appear here within minutes of being accepted by the SEC.

What does "net insider flow" mean?

It is the total dollar value of open-market insider purchases minus open-market sales over the last 90 days. A positive number (green) means insiders bought more than they sold; a negative number (red) means the reverse.

Why do some rows show grants or option exercises instead of buys?

Insiders receive stock through compensation as well as buying it outright. Form 4 captures all of these. We label each transaction by its SEC code so you can focus on open-market activity if you prefer.

Is this investment advice?

No. InsiderSource presents public filing data for informational purposes only. Insider activity is one of many factors to consider and is never a recommendation to buy or sell.