Topper James N

Form 4 filings across 2 companies. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: +$487.3K

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
PHAT	Phathom Pharmaceuticals, Inc.	$192K	$0	+$192K	66,718	May 19
NAMS	NewAmsterdam Pharma Co N.V.	$295.3K	$0	+$295.3K	3M	Sep 15, 2025

PHAT

Phathom Pharmaceuticals, Inc.

+$192K

Bought

$192K

Sold

Held

66,718

NAMS

NewAmsterdam Pharma Co N.V.

+$295.3K

Bought

$295.3K

Sold

Held

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

All 11 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 15 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
May 19	PHAT	Phathom Pharmaceuticals,…	AGRANT	24,122	—	—	+56.6%	Open the original filing on SEC.gov
Sep 15, 2025	NAMS	NewAmsterdam Pharma Co…	PBUY	660	$23.70	$15.6K	+<0.1%	Open the original filing on SEC.gov