Mariner
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Mariner’s Tenaris TS Stock Holding History

Mariner’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 		$2.04M Sell
36,774
-3,533
-9% -$215K ﹤0.01% 1484
2026
Q1 		$2.34M Buy
40,307
+9,082
+29% +$447K ﹤0.01% 1444
2025
Q4 		$1.2M Buy
31,225
+1,432
+5% +$55.2K ﹤0.01% 1823
2025
Q3 		$1.07M Sell
29,793
-4,312
-13% -$157K ﹤0.01% 1850
2025
Q2 		$1.27M Buy
34,105
+5,916
+21% +$203K ﹤0.01% 1635
2025
Q1 		$1.1M Buy
28,189
+759
+3% +$29.1K ﹤0.01% 1621
2024
Q4 		$1.04M Buy
27,430
+1,245
+5% +$44.2K ﹤0.01% 1619
2024
Q3 		$832K Sell
26,185
-7,733
-23% -$229K ﹤0.01% 1748
2024
Q2 		$1.03M Sell
33,918
-3,104
-8% -$108K ﹤0.01% 1482
2024
Q1 		$1.45M Buy
37,022
+8,765
+31% +$304K ﹤0.01% 1276
2023
Q4 		$982K Buy
28,257
+4,485
+19% +$150K ﹤0.01% 1441
2023
Q3 		$751K Sell
23,772
-1,544
-6% -$49.9K ﹤0.01% 1501
2023
Q2 		$758K Buy
25,316
+253
+1% +$7.03K ﹤0.01% 1466
2023
Q1 		$712K Buy
25,063
+2,608
+12% +$85.9K ﹤0.01% 1470
2022
Q4 		$789K Sell
22,455
-189
-0.8% -$6.05K ﹤0.01% 1362
2022
Q3 		$586K Buy
+22,644
New +$599K ﹤0.01% 1326

Other funds holding TS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Goldman Sachs
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
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return

Mariner's TS Position: Q2 2026 in Review

Mariner reduced its Tenaris (TS) stake by 8.8% in Q2 2026, selling an estimated $215K and leaving 36,774 shares worth $2.04M. The position accounts for ﹤0.01% of the portfolio, ranked #1484.

Mariner first reported a position in TS in Q3 2022 and has held it in 16 quarters since. The position peaked at $2.34M in Q1 2026. 283 funds tracked by Wall St. Rank hold TS as of Q2 2026.

  • Mariner held 36,774 shares of Tenaris worth $2.04M as of Q2 2026.
  • Mariner sold 3,533 Tenaris shares in Q2 2026, an estimated $215K.
  • Tenaris made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1484 holding.
  • Mariner first reported a position in Tenaris in Q3 2022 and has held it in 16 quarters since.
  • Mariner's Tenaris position peaked at $2.34M in Q1 2026.
  • 283 funds tracked by Wall St. Rank held Tenaris as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.