MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC

Position in ATR — Aptargroup, Inc.

CIK 1067324 BOISE, ID

Position in ATR

as of Mar 31, 2026 · filed Apr 16, 2026 Compact

Position Value

$16,544,157

+$159,441 QoQ

Shares Held

131,282

-2.3% QoQ

Ownership

0.206%

of shares outstanding

% of Portfolio

3.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC holds $19,308,217 across 4 Medical Instruments & Supplies names. ATR ranks #1 (85.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ATR	Aptargroup, Inc. This page	131,282	$16,544,157
2	TFX	Teleflex Inc	10,904	$1,304,227
3	MMSI	Merit Medical Systems Inc	14,981	$1,032,640
4	BDX	Becton Dickinson & Co	2,717	$427,193

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$16,544,157	131,282	-2.3%	Shares	Sole	2026-04-16
2025-12-31	$16,384,716	134,345	-1.0%	Shares	Sole	2026-01-29
2025-09-30	$18,137,127	135,696	-55.2%	Shares	Sole	2025-10-30
2025-06-30	$47,405,172	303,044	-1.4%	Shares	Sole	2025-07-18
2025-03-31	$45,589,013	307,245	+2.8%	Shares	Sole	2025-04-17
2024-12-31	$46,975,884	299,019	-0.5%	Shares	Sole	2025-01-16
2024-09-30	$48,157,919	300,630	+3.9%	Shares	Sole	2024-10-09
2024-06-30	$40,729,996	289,255	-21.4%	Shares	Sole	2024-07-11
2024-03-31	$52,951,520	368,000	+1.1%	Shares	Sole	2024-04-11
2023-12-31	$44,979,137	363,850	-0.8%	Shares	Sole	2024-02-02
2023-09-30	$45,852,793	366,705	-1.4%	Shares	Sole	2023-10-20
2023-06-30	$43,086,132	371,881	-1.1%	Shares	Sole	2023-07-27
2023-03-31	$44,421,120	375,845	-1.7%	Shares	Sole	2023-05-23
2022-12-31	$42,060,861	382,441	-0.6%	Shares	Sole	2023-01-20
2022-09-30	$36,579,612	384,927	-0.1%	Shares	Sole	2022-10-13
2022-06-30	$39,771,870	385,349	-0.2%	Shares	Sole	2022-07-21
2022-03-31	$45,377,325	386,190	-0.4%	Shares	Sole	2022-04-19
2021-12-31	$47,511,706	387,914	+4.3%	Shares	Sole	2022-01-19
2021-09-30	$44,378,626	371,836	-0.3%	Shares	Sole	2021-10-25
2021-06-30	$52,551,065	373,126	-0.4%	Shares	Sole	2021-08-16
2021-03-31	$53,048,189	374,449	-0.3%	Shares	Sole	2021-04-14
2020-12-31	$51,390,422	375,414	-0.1%	Shares	Sole	2021-01-21
2020-09-30	$42,543,163	375,823	-1.0%	Shares	Sole	2020-10-13
2020-06-30	$42,490,251	379,445	-0.1%	Shares	Sole	2020-07-09
2020-03-31	$37,811,264	379,860	—	Shares	Sole	2020-04-08
No filing history on record for this holder in this stock.