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6-K ·Filed May 13, 2026

TNRSF

TENARIS SA
NEUTRAL
Impact 3/10
Horizondays Processed5mo ago SEC0001171843-26-003355
Notable filing: 6-K
Actionable Insight • Neutral

This is a procedural step following a completed buyback — no immediate trading catalyst. Monitor upcoming quarterly results for any impact from reduced share count on EPS.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
TNRSF ▼ -5.27% at T+60d
NEUTRAL call -5.27% · α vs SPY -9.71% · entry $28.45 → $26.95
Entry = T+0 close
May 13, 2026
via day close
T+1d
0.00%
call 0.00% · α -0.78%
$28.45
settled 6mo ago
T+5d
0.00%
call 0.00% · α +1.16%
$28.45
settled 5mo ago
T+20d
0.00%
call 0.00% · α +0.61%
$28.45
settled 5mo ago
T+60d
-5.27%
call -5.27% · α -9.71%
$26.95
settled 3mo ago

Price Chart

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Executive Summary

Tenaris held an Extraordinary General Meeting on May 12, 2026, approving the cancellation of 62,355,174 treasury shares (acquired under the third buyback program from June 2025 to March 2026) and a corresponding reduction in issued share capital from $1,071,994,930 to $1,009,639,756. The articles of association were amended to reflect the new capital structure. This is a routine capital management action following a completed buyback, with no new financial or operational disclosures.

Key Facts

  • Cancellation of 62,355,174 treasury shares approved.
  • Issued share capital reduced by $62,355,174 to $1,009,639,756.
  • Third share buyback program ran from June 9, 2025 to March 3, 2026.
  • Articles of association amended to reflect new share capital.
  • No new financial results, guidance, or operational updates provided.

Financial Impact

Capital reduction of $62,355,174 via share cancellation — no cash outflow or change in enterprise value.

share countissued capital

Risk Factors

  • No material risk identified from this filing.

Market Snapshot

Exchange
OTC
Sector
Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
Analyst Consensus
45% bullish (20 analysts)

Investment Themes

Materials & Mining

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
6-K Filing (Primary)0001171843-26-003355
Document: 0001171843-26-003355-index-headers.html0001171843-26-003355
Document: 0001171843-26-003355-index.html0001171843-26-003355
Document: 0001171843-26-003355.txt0001171843-26-003355
7 reports for TNRSF
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for TNRSF — sortable, filterable
TypeNow
May 13, 2026
23w ago
6-K
NEUTRAL ★ 3/10
$28.45 $26.95▼ −5.27%▼ −9.71%$28.12 (−1.16%)
May 13, 2026
23w ago
6-K
NEUTRAL ★ 3/10
$28.45 $26.95▼ −5.27%▼ −9.71%$28.12 (−1.16%)
May 7, 2026
24w ago
6-K
NEUTRAL ★ 2/10
$28.45 $27.56▼ −3.12%▼ −6.95%$28.12 (−1.16%)
May 7, 2026
24w ago
6-K
BULLISH ★ 6/10
$28.45 $27.56▼ −3.12%▼ −6.95%$28.12 (−1.16%)
Apr 13, 2026
28w ago
6-K
NEUTRAL ★ 4/10
$28.45 $27.13▼ −4.63%▼ −13.55%$28.12 (−1.16%)
Apr 10, 2026
28w ago
6-K
NEUTRAL ★ 3/10
$28.45 $27.13▼ −4.63%▼ −13.55%$28.12 (−1.16%)
Mar 31, 2026
30w ago
6-K
NEUTRAL ★ 3/10
$28.45 $28.45· 0.00%▼ −12.38%$28.12 (−1.16%)
Showing 7 of 7

US Market Status

Market Closed — Opens Wed (16h 35m)

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Report published May 13, 2026