Insider Cluster (3 insiders) ·Filed May 28, 2026

GGB

GERDAU S.A.
NEUTRAL
Impact 2/10
Horizondays Processed4mo ago
Insider cluster: 3 insiders, $0.1M total
Actionable Insight • Neutral

These sales are too small to warrant a trading response. Monitor for any C-suite insider purchases or larger cluster sales (>$500K or >0.1% of market cap) that would carry a meaningful signal. Until then, this cluster does not change the investment thesis.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
GGB ▼ -3.78% at T+60d
NEUTRAL call ✗ call lost -3.78% · α vs SPY -4.96% · entry $4.50 → $4.33
Entry anchored
May 28, 03:59 PM ET
via exchange tick
T+1d
+1.33%
call +1.33% · α +1.06%
$4.56
settled 4mo ago
T+5d
+5.56%
call +5.56% · α +5.85%
$4.75
settled 4mo ago
T+20d
-8.22%
call -8.22% · α -6.43%
$4.13
settled 3mo ago
T+60d
-3.78%
call -3.78% · α -4.96%
$4.33
settled 6w ago

Price Chart

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Executive Summary

Three GGB insiders sold a combined $84K in open-market transactions over an 8-day window. The total dollar value is only ~0.0009% of the company's $9.3B market cap, making these sales immaterial from a proportionality standpoint. The trades lack the seniority and dollar concentration needed to signal anything beyond routine portfolio management or liquidity needs.

Key Financial Metrics

Direction
selling
Total Value
$84.0K
Insiders
3

Key Facts

  • Three insiders sold a combined $84K worth of GGB shares in open-market transactions from May 19 to May 26, 2026.
  • Total sales represent approximately 0.0009% of GGB's $9.3B market cap — far below the 0.1% threshold for materiality.
  • None of the sellers are C-suite executives; no CEO, CFO, or other top officer participated.
  • No insider purchases were recorded in the cluster window to offset the selling.

Financial Impact

$84,000 total insider sales over 8 days

Risk Factors

  • Insider sales are directionless at this dollar level; no material risk to infer.
  • If future insider sales accelerate in size or C-suite participation, that could signal deteriorating internal sentiment.

Market Snapshot

Exchange
NYSE
Sector
Steel Works, Blast Furnaces & Rolling & Finishing Mills
Analyst Consensus
85% bullish (20 analysts)

Investment Themes

Materials & Mining

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-GGB-1779999083334
16 reports for GGB
Performance horizon
50% Hit rate 2 of 4 directional calls best @ T+60▲ +10.39%Jun 15, 2026
Filters
Rows
Reports for GGB — sortable, filterable
TypeNow
Aug 14, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.74 $4.89▲ +3.16%▲ +5.16%$4.81 (+1.48%)
Aug 12, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.83 $5.10▲ +5.59%▲ +7.49%$4.81 (−0.41%)
Aug 5, 2026
8w ago
6-K
BULLISH ★ 6/10
$5.14 $4.97▼ −3.31%▼ −2.71%$4.81 (−6.42%)
Jul 21, 2026
10w ago
6-K
NEUTRAL ★ 3/10
$4.64 $4.67▲ +0.65%▼ −1.92%$4.81 (+3.66%)
Jun 15, 2026
15w ago
6-K
BULLISH ★ 5/10
$4.62 $4.61▼ −0.22%▼ −0.42%$4.81 (+4.11%)
Jun 11, 2026
16w ago
Institutional Cluster
MIXED ★ 4/10
$4.66 $4.41▼ −5.36%▼ −7.26%$4.81 (+3.22%)
Jun 3, 2026
17w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.71 $4.07▼ −13.59%▼ −12.22%$4.81 (+2.12%)
May 28, 2026
18w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.50 $4.13▼ −8.22%▼ −6.43%$4.81 (+6.89%)
May 22, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.75 $4.17▼ −12.16%▼ −10.75%$4.81 (+1.26%)
May 5, 2026
21w ago
Insider Cluster
NEUTRAL ★ 2/10
$4.80 $4.89▲ +1.88%▼ −3.08%$4.81 (+0.21%)
Showing 10 of 16

US Market Status

Market Closed — Opens Mon (37h 1m)

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Report published May 28, 2026