NBIX

NEUROCRINE BIOSCIENCES INC

SEC CIK 914475
$159.76 +15.9% · 90 days
90-day buys
$0
0 open-market
90-day sells
$14.55M
15 open-market
Net insider flow
−$14.55M
Net selling
Filings shown
68
Most recent
Advertisement

At a glance

Over the last 90 days, insiders at NBIX have sold a net $14.55M of stock (0 open-market buys vs 15 sells).

Largest recent trade: Cooke Julie sold $2.2M of NBIX, trimming their stake 24%.

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 14, 2025 ΔOwn −3.7%

Abernethy Matt sold $158K of NBIX, trimming their stake 4%.

−$158K
1,352 sh @ $117
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 14, 2025 ΔOwn −3.3%

Abernethy Matt sold $140.9K of NBIX, trimming their stake 3%.

−$140.9K
1,206 sh @ $117
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 12, 2025 ΔOwn −2.8%

Abernethy Matt sold $115.9K of NBIX, trimming their stake 3%.

−$115.9K
980 sh @ $118
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 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
Advertisement
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 Sharp Shalini · Director · Open-market sale · filed May 21, 2024 ΔOwn −53%

Sharp Shalini sold $156.9K of NBIX, trimming their stake 53%.

−$156.9K
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 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
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Aug 23, 2023 ΔOwn −7.3%

Abernethy Matt sold $229K of NBIX, trimming their stake 7%.

−$229K
2,132 sh @ $107
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2023 ΔOwn −3.7%

Abernethy Matt sold $102.1K of NBIX, trimming their stake 4%.

−$102.1K
980 sh @ $104
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2023 ΔOwn −7.7%

Abernethy Matt sold $207.7K of NBIX, trimming their stake 8%.

−$207.7K
2,030 sh @ $102
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2023 ΔOwn −26%

Abernethy Matt sold $1.31M of NBIX, trimming their stake 26%.

−$1.31M
12,807 sh @ $102
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2023 ΔOwn −32%

Abernethy Matt sold $1.18M of NBIX, trimming their stake 32%.

−$1.18M
11,491 sh @ $102
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 8, 2023 ΔOwn −5.4%

Abernethy Matt sold $135.3K of NBIX, trimming their stake 5%.

−$135.3K
1,280 sh @ $106
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 9, 2022 ΔOwn −4.6%

Abernethy Matt sold $78.1K of NBIX, trimming their stake 5%.

−$78.1K
980 sh @ $80
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 9, 2022 ΔOwn −10%

Abernethy Matt sold $164K of NBIX, trimming their stake 10%.

−$164K
2,030 sh @ $81
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 9, 2022 ΔOwn −6.2%

Abernethy Matt sold $103.4K of NBIX, trimming their stake 6%.

−$103.4K
1,280 sh @ $81
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Dec 3, 2021 ΔOwn −9.1%

Abernethy Matt sold $135.9K of NBIX, trimming their stake 9%.

−$135.9K
1,645 sh @ $83
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 9, 2021 ΔOwn −6.3%

Abernethy Matt sold $102.8K of NBIX, trimming their stake 6%.

−$102.8K
880 sh @ $117
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Feb 9, 2021 ΔOwn −12%

Abernethy Matt sold $237.1K of NBIX, trimming their stake 12%.

−$237.1K
2,030 sh @ $117
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Dec 2, 2020 ΔOwn −13%

Abernethy Matt sold $155.7K of NBIX, trimming their stake 13%.

−$155.7K
1,645 sh @ $95
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Nov 16, 2020 ΔOwn −18%

Abernethy Matt sold $204.8K of NBIX, trimming their stake 18%.

−$204.8K
2,257 sh @ $91
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Aug 7, 2020 ΔOwn −22%

Abernethy Matt sold $268.4K of NBIX, trimming their stake 22%.

−$268.4K
2,257 sh @ $119
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed May 11, 2020 ΔOwn −72%

Abernethy Matt sold $1.65M of NBIX, trimming their stake 72%.

−$1.65M
15,000 sh @ $110
NBIX
Sell ABERNETHY MATT · Chief Financial Officer · Open-market sale · filed Apr 30, 2020 ΔOwn −23%

Abernethy Matt sold $178.4K of NBIX, trimming their stake 23%.

−$178.4K
1,741 sh @ $102
Advertisement

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.