Chicago Trust Co NA

SEC CIK: 0001601539
Latest filing: Jul 16, 2026

SEC filings (opens in a new tab)

BSX holding history

Boston Scientific Corp in every 13F filed by Chicago Trust Co NA, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 36,064
Value: $1.54M
% of portfolio: 0.2%
Quarters held: 22; Since Q1 2021

Holdings of BSX by Chicago Trust Co NA, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	36,064	$1.54M	0.2%	+3,177+9.7%	Added	Holders
Q1 2026	32,887	$2.06M	0.3%	+3,009+10.1%	Added	Holders
Q4 2025	29,878	$2.85M	0.4%	−4,307−12.6%	Reduced	Holders
Q3 2025	34,185	$3.34M	0.5%	+1,757+5.4%	Added	Holders
Q2 2025	32,428	$3.48M	0.5%	+1,930+6.3%	Added	Holders
Q1 2025	30,498	$3.08M	0.5%	−379−1.2%	Reduced	Holders
Q4 2024	30,877	$2.76M	0.5%	−339−1.1%	Reduced	Holders
Q3 2024	31,216	$2.62M	0.5%	+1,777+6.0%	Added	Holders
Q2 2024	29,439	$2.27M	0.5%	−128−0.4%	Reduced	Holders
Q1 2024	29,567	$2.03M	0.4%	−248−0.8%	Reduced	Holders
Q4 2023	29,815	$1.72M	0.4%	−598−2.0%	Reduced	Holders
Q3 2023	30,413	$1.61M	0.4%	+370+1.2%	Added	Holders
Q2 2023	30,043	$1.63M	0.4%	−210−0.7%	Reduced	Holders
Q1 2023	30,253	$1.51M	0.4%	−9,983−24.8%	Reduced	Holders
Q4 2022	40,236	$1.86M	0.5%	+595+1.5%	Added	Holders
Q3 2022	39,641	$1.53M	0.4%	−1,145−2.8%	Reduced	Holders
Q2 2022	40,786	$1.52M	0.4%	−1,325−3.1%	Reduced	Holders
Q1 2022	42,111	$1.86M	0.4%	−2,065−4.7%	Reduced	Holders
Q4 2021	44,176	$1.88M	0.4%	+10,511+31.2%	Added	Holders
Q3 2021	33,665	$1.46M	0.3%	+398+1.2%	Added	Holders
Q2 2021	33,267	$1.42M	0.3%	+6,239+23.1%	Added	Holders
Q1 2021	27,028	$1.04M	0.4%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.