Boston Partners

SEC CIK: 0001386060
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

TS holding history

Tenaris SA in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q3 2024): 0; Sold out in Q3 2024
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2024

Holdings of TS by Boston Partners, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2024	0	$0	0.0%	−41,892−100.0%	Sold out	Holders
Q2 2024	41,892	$1.27M	<0.1%	−424−1.0%	Reduced	Holders
Q1 2024	42,316	$1.66M	<0.1%	+42,316	New	Holders