Acadian Asset Management’s Tenaris TS Stock Holding History

Acadian Asset Management’s Portfolio TS Stock Details TS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.3M	Buy	41,481 +38,431	+1,260%	+$2.33M	﹤0.01%	1041
2026 Q1	$176K	Buy	3,050 +939	+44%	+$46.3K	﹤0.01%	1625
2025 Q4	$81K	Buy	+2,111	New	+$81.4K	﹤0.01%	1727
2025 Q1	–	Sell	-14,339	Closed	-$541K	–	1818
2024 Q4	$541K	Buy	+14,339	New	+$509K	﹤0.01%	1055
2024 Q2	–	Sell	-550,979	Closed	-$21.6M	–	1906
2024 Q1	$21.6M	Buy	550,979 +548,276	+20,284%	+$19M	0.08%	196
2023 Q4	$93K	Sell	2,703 -126,814	-98%	-$4.25M	﹤0.01%	1367
2023 Q3	$4.09M	Buy	+129,517	New	+$4.19M	0.02%	498
2022 Q4	–	Sell	-4,543	Closed	-$116K	–	1922
2022 Q3	$116K	Sell	4,543 -70,119	-94%	-$1.85M	﹤0.01%	1331
2022 Q2	$1.92M	Buy	+74,662	New	+$2.3M	0.01%	647
2017 Q2	–	Sell	-163	Closed	-$6K	–	1593
2017 Q1	$6K	Buy	163 +42	+35%	+$1.43K	﹤0.01%	1471
2016 Q4	$4K	Buy	+121	New	+$3.79K	﹤0.01%	1534

Other funds holding TS

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

MIM

Merewether Investment Management Dallas, Texas $5.31B AUM 73.7% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return

Acadian Asset Management's TS Position: Q2 2026 in Review

Acadian Asset Management increased its Tenaris (TS) stake by 1,260% in Q2 2026, buying an estimated $2.33M and bringing the position to 41,481 shares worth $2.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1041.

Acadian Asset Management first reported a position in TS in Q4 2016 and has held it in 11 quarters since. The position peaked at $21.6M in Q1 2024. 283 funds tracked by Wall St. Rank hold TS as of Q2 2026.

Acadian Asset Management held 41,481 shares of Tenaris worth $2.3M as of Q2 2026.
Acadian Asset Management bought 38,431 Tenaris shares in Q2 2026, an estimated $2.33M.
Tenaris made up ﹤0.01% of Acadian Asset Management's portfolio in Q2 2026, its #1041 holding.
Acadian Asset Management first reported a position in Tenaris in Q4 2016 and has held it in 11 quarters since.
Acadian Asset Management's Tenaris position peaked at $21.6M in Q1 2024.
283 funds tracked by Wall St. Rank held Tenaris as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.