Boston Trust Walden Corp

Position in ATR — Aptargroup, Inc.

CIK 1534866 BOSTON, MA

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Position in ATR

as of Mar 31, 2026 · filed Apr 24, 2026 Compact

Position Value

$170,062,602

-$2,476,526 QoQ

Shares Held

1,349,489

-4.6% QoQ

Ownership

2.11%

of shares outstanding

% of Portfolio

1.45%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 92.56992832101632.ToString("F0")% Shared 0.ToString("F0")% None 7.4300716789836745.ToString("F0")%

Common Shares in ATR Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Mar 31, 2026

Boston Trust Walden Corp holds $308,532,159 across 5 Medical Instruments & Supplies names. ATR ranks #1 (55.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ATR	Aptargroup, Inc. This page	1,349,489	$170,062,602
2	COO	Cooper Companies, Inc.	1,159,562	$82,908,683
3	BDX	Becton Dickinson & Co	191,612	$30,127,154
4	MMSI	Merit Medical Systems Inc	277,209	$19,108,016
5	ISRG	Intuitive Surgical Inc	13,722	$6,325,704

All Filings in ATR

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$170,062,602	1,349,489	-4.6%	Shares	Defined	2026-04-24
2025-12-31	$172,539,128	1,414,719	+14.6%	Shares	Defined	2026-01-28
2025-09-30	$164,983,754	1,234,354	+16.4%	Shares	Defined	2025-10-17
2025-06-30	$165,858,035	1,060,270	-7.0%	Shares	Defined	2025-07-28
2025-03-31	$169,094,292	1,139,603	+0.5%	Shares	Defined	2025-04-21
2024-12-31	$178,105,997	1,133,711	-21.8%	Shares	Defined	2025-01-24
2024-09-30	$232,246,184	1,449,817	-1.3%	Shares	Defined	2024-10-24
2024-06-30	$206,751,463	1,468,301	-1.4%	Shares	Defined	2024-07-19
2024-03-31	$214,168,896	1,488,421	+3.5%	Shares	Defined	2024-04-22
2023-12-31	$177,820,199	1,438,442	+1.5%	Shares	Defined	2024-01-24
2023-09-30	$177,168,800	1,416,897	+2.1%	Shares	Defined	2023-10-18
2023-06-30	$160,743,468	1,387,394	+0.3%	Shares	Defined	2023-07-24
2023-03-31	$163,533,593	1,383,650	+10.6%	Shares	Defined	2023-04-19
2022-12-31	$137,646,787	1,251,562	+0.8%	Shares	Defined	2023-01-20
2022-09-30	$118,030,585	1,242,035	+0.4%	Shares	Defined	2022-10-19
2022-06-30	$127,733,520	1,237,608	+6.8%	Shares	Defined	2022-07-22
2022-03-31	$136,207,527	1,159,213	+47.6%	Shares	Defined	2022-04-20
2021-12-31	$96,189,912	785,352	+11.5%	Shares	Defined	2022-01-21
2021-09-30	$84,101,886	704,666	-2.0%	Shares	Defined	2021-10-25
2021-06-30	$101,292,127	719,200	+2.8%	Shares	Defined	2021-07-22
2021-03-31	$99,116,157	699,627	+1.7%	Shares	Defined	2021-04-21
2020-12-31	$94,157,595	687,834	+0.2%	Shares	Defined	2021-01-15
2020-09-30	$77,711,800	686,500	+0.3%	Shares	Defined	2020-10-14
2020-06-30	$76,661,283	684,598	-1.0%	Shares	Defined	2020-07-23
2020-03-31	$68,801,450	691,194	—	Shares	Defined	2020-04-24
No filing history on record for this holder in this stock.