Private Trust Co NA

SEC CIK: 0001277557
Latest filing: Jul 28, 2026

SEC filings (opens in a new tab)

AMPH holding history

Amphastar Pharmaceuticals, Inc. in every 13F filed by Private Trust Co NA, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMPH overview All 13F holders of AMPH Full Q2 2026 holdings

Shares (Q4 2025): 0; Sold out in Q4 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 3; Since Q4 2024

Holdings of AMPH by Private Trust Co NA, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q4 2025	0	$0	0.0%	−54−100.0%	Sold out	Holders
Q3 2025	54	$1.44K	<0.1%	+5+10.2%	Added	Holders
Q2 2025	49	$1.13K	<0.1%	+49	New	Holders
Q1 2025	0	$0	0.0%	−48−100.0%	Sold out	Holders
Q4 2024	48	$1.78K	<0.1%	+48	New	Holders