Insider trading on December 20, 2024

1 insider at 1 company bought $31.8K of their own stock on the open market, across 1 transaction. The largest was Scully William P, 10% Owner, buying $31.8K of Prothena Corp Public Ltd Co (PRTA).

Insiders sold $204.6K across 2 open-market sales. That is 6.4× the value bought. Selling routinely outweighs buying, because most executive pay is delivered in stock.

Bought

$31.8K

1 purchases

Sold

$204.6K

2 sales

Companies bought

1 insiders

CEO buys

chief executives

Open-market purchases

Code P only — insiders spending their own money, largest first.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Dec 20, 2024	PRTA	Prothena Corp Public Ltd…	Scully William P	10% Owner	PBUY	2,000	$15.91	$31.8K	+0.3%	Open the original filing on SEC.gov

PRTAPBUY$31.8K

Scully William P · 10% OwnerDec 20, 2024

2,000 sh @ $15.91 · +0.3% own

Open-market sales

Pre-arranged 10b5-1 trades are marked.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Dec 20, 2024	SFBS	ServisFirst Bancshares,…	Mettler Christopher J	Director	SSELL	1,805	$87.14	$157.3K	-26.5%	Open the original filing on SEC.gov
Dec 20, 2024	DYAI	Dyadic International INC	Francisco Trust under…	10% Owner	SSELL	25,281	$1.87	$47.3K	-0.7%	Open the original filing on SEC.gov

SFBSSSELL$157.3K

Mettler Christopher J · DirectorDec 20, 2024

1,805 sh @ $87.14 · -26.5% own

DYAISSELL$47.3K

Francisco Trust under… · 10% OwnerDec 20, 2024

25,281 sh @ $1.87 · -0.7% own