Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s Tenaris TS Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’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
Q1 		$20.2M Buy
347,584
+15,346
+5% +$756K 0.05% 183
2025
Q4 		$12.8M Buy
332,238
+61,358
+23% +$2.37M 0.03% 219
2025
Q3 		$9.69M Buy
270,880
+17,013
+7% +$618K 0.03% 242
2025
Q2 		$9.49M Buy
253,867
+40,293
+19% +$1.38M 0.03% 234
2025
Q1 		$8.35M Sell
213,574
-211,443
-50% -$8.12M 0.03% 259
2024
Q4 		$16.1M Sell
425,017
-190,713
-31% -$6.77M 0.05% 212
2024
Q3 		$19.6M Buy
615,730
+241,927
+65% +$7.18M 0.06% 197
2024
Q2 		$11.4M Buy
373,803
+84,517
+29% +$2.93M 0.04% 261
2024
Q1 		$11.4M Buy
289,286
+92,149
+47% +$3.19M 0.04% 249
2023
Q4 		$6.85M Buy
197,137
+152,154
+338% +$5.1M 0.03% 268
2023
Q3 		$1.42M Buy
44,983
+25,740
+134% +$832K 0.01% 431
2023
Q2 		$576K Buy
+19,243
New +$534K ﹤0.01% 543

Other funds holding TS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
WGI
Westwood Global Investments Boston, Massachusetts $2.68B AUM 76.4% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s TS Position: Q1 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) increased its Tenaris (TS) stake by 4.6% in Q1 2026, buying an estimated $756K and bringing the position to 347,584 shares worth $20.2M. The position accounts for 0.05% of the portfolio, ranked #183.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in TS in Q2 2023 and has held it in 12 quarters since. 263 funds tracked by Wall St. Rank hold TS as of Q1 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 347,584 shares of Tenaris worth $20.2M as of Q1 2026.
  • Grantham, Mayo, Van Otterloo & Co (GMO) bought 15,346 Tenaris shares in Q1 2026, an estimated $756K.
  • Tenaris made up 0.05% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q1 2026, its #183 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Tenaris in Q2 2023 and has held it in 12 quarters since.
  • 263 funds tracked by Wall St. Rank held Tenaris as of Q1 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q1 2026, filed 14 May 2026.