Parthenon LLC’s Boston Scientific BSX Stock Holding History

Parthenon LLC’s Portfolio BSX Stock Details BSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$449K	Hold	10,509	–	–	0.05%	102
2026 Q1	$659K	Hold	10,509	–	–	0.08%	85
2025 Q4	$1M	Hold	10,509	–	–	0.11%	79
2025 Q3	$1.03M	Sell	10,509 -2,624	-20%	-$272K	0.11%	80
2025 Q2	$1.41M	Hold	13,133	–	–	0.16%	71
2025 Q1	$1.32M	Hold	13,133	–	–	0.16%	69
2024 Q4	$1.17M	Hold	13,133	–	–	0.14%	72
2024 Q3	$1.1M	Hold	13,133	–	–	0.13%	73
2024 Q2	$1.01M	Hold	13,133	–	–	0.13%	74
2024 Q1	$899K	Hold	13,133	–	–	0.11%	78
2023 Q4	$759K	Hold	13,133	–	–	0.11%	78
2023 Q3	$693K	Hold	13,133	–	–	0.1%	78
2023 Q2	$710K	Hold	13,133	–	–	0.1%	79
2023 Q1	$657K	Hold	13,133	–	–	0.1%	82
2022 Q4	$608K	Hold	13,133	–	–	0.1%	79
2022 Q3	$509K	Hold	13,133	–	–	0.09%	83
2022 Q2	$489K	Hold	13,133	–	–	0.08%	85
2022 Q1	$582K	Hold	13,133	–	–	0.08%	84
2021 Q4	$558K	Hold	13,133	–	–	0.08%	86
2021 Q3	$570K	Hold	13,133	–	–	0.09%	83
2021 Q2	$562K	Hold	13,133	–	–	0.08%	84
2021 Q1	$508K	Buy	13,133 +1,312	+11%	+$49.7K	0.08%	85
2020 Q4	$425K	Sell	11,821 -1,312	-10%	-$47.3K	0.07%	90
2020 Q3	$502K	Hold	13,133	–	–	0.1%	82
2020 Q2	$461K	Hold	13,133	–	–	0.1%	79
2020 Q1	$429K	Hold	13,133	–	–	0.1%	79
2019 Q4	$594K	Hold	13,133	–	–	0.12%	76
2019 Q3	$534K	Hold	13,133	–	–	0.11%	78
2019 Q2	$564K	Hold	13,133	–	–	0.12%	77
2019 Q1	$504K	Hold	13,133	–	–	0.11%	80
2018 Q4	$464K	Hold	13,133	–	–	0.11%	81
2018 Q3	$506K	Hold	13,133	–	–	0.11%	81
2018 Q2	$429K	Hold	13,133	–	–	0.1%	84
2018 Q1	$359K	Hold	13,133	–	–	0.08%	85
2017 Q4	$326K	Hold	13,133	–	–	0.07%	87
2017 Q3	$383K	Hold	13,133	–	–	0.09%	84
2017 Q2	$364K	Hold	13,133	–	–	0.09%	87
2017 Q1	$327K	Hold	13,133	–	–	0.08%	91
2016 Q4	$284K	Hold	13,133	–	–	0.07%	97
2016 Q3	$313K	Hold	13,133	–	–	0.08%	92
2016 Q2	$307K	Hold	13,133	–	–	0.08%	91
2016 Q1	$247K	Hold	13,133	–	–	0.06%	100
2015 Q4	$242K	Hold	13,133	–	–	0.06%	98
2015 Q3	$216K	Hold	13,133	–	–	0.06%	103
2015 Q2	$232K	Hold	13,133	–	–	0.06%	98
2015 Q1	$233K	Hold	13,133	–	–	0.06%	99
2014 Q4	$174K	Sell	13,133 -487	-4%	-$6.23K	0.05%	100
2014 Q3	$161K	Hold	13,620	–	–	0.05%	94
2014 Q2	$174K	Buy	+13,620	New	+$177K	0.05%	89
2014 Q1	–	Sell	-13,620	Closed	-$164K	–	93
2013 Q4	$164K	Hold	13,620	–	–	0.05%	91
2013 Q3	$160K	Buy	+13,620	New	+$147K	0.05%	88

Other funds holding BSX

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

ATO

Alecta Tjanstepension Omsesidigt Stockholm, Sweden $23.8B AUM 34.25% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Milford Funds Auckland $6.14B AUM

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

Banque Transatlantique Paris, France $4.66B AUM 33.26% 1-Year Est. Return

Parthenon LLC's BSX Position: Q2 2026 in Review

Parthenon LLC held its Boston Scientific (BSX) position steady in Q2 2026 at 10,509 shares worth $449K. The position accounts for 0.05% of the portfolio, ranked #102.

Parthenon LLC first reported a position in BSX in Q3 2013 and has held it in 51 quarters since. The position peaked at $1.41M in Q2 2025. 534 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

Parthenon LLC held 10,509 shares of Boston Scientific worth $449K as of Q2 2026.
Parthenon LLC left its Boston Scientific share count unchanged in Q2 2026.
Boston Scientific made up 0.05% of Parthenon LLC's portfolio in Q2 2026, its #102 holding.
Parthenon LLC first reported a position in Boston Scientific in Q3 2013 and has held it in 51 quarters since.
Parthenon LLC's Boston Scientific position peaked at $1.41M in Q2 2025.
534 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Parthenon LLC's 13F filing for Q2 2026, filed 23 Jul 2026.