Insider Cluster (3 insiders) ·Filed Apr 8, 2026

GGB

GERDAU S.A.
BEARISH
Impact 6/10
Horizondays Processed5mo ago
Insider cluster: 3 insiders, $0.4M total
Actionable Insight ▼ Bearish

CEO-led selling at a material scale (~$0.5M) raises concerns about confidence in near-term prospects. Monitor for upcoming earnings, guidance changes, or macro developments in steel demand. While not yet at a distress level, this level of coordinated selling by leadership warrants caution.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
GGB ▲ +2.52% at T+60d
SHORT call ✗ call lost -2.52% · α vs SPY +7.94% · entry $3.97 → $4.07
Entry anchored
Apr 7, 07:14 PM ET
via exchange tick
T+1d
+5.29%
call -5.29% · α -4.72%
$4.18
settled 6mo ago
T+5d
+8.56%
call -8.56% · α -5.05%
$4.31
settled 6mo ago
T+20d
+20.91%
call -20.91% · α -12.36%
$4.80
settled 5mo ago
T+60d
+2.52%
call -2.52% · α +7.94%
$4.07
settled 3mo ago

Price Chart

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Executive Summary

Three corporate insiders at Gerdau S.A., including CEO Gustavo Da Cunha, sold shares in the open market over a 7-day period, generating a total of $544,921 in proceeds. The cluster includes two separate sales by the CEO totaling $408,500, representing the majority of the volume. These were open-market transactions, not related to option exercises or tax withholdings.

Key Financial Metrics

Direction
selling
Total Value
$544.9K
Insiders
3

Key Facts

  • CEO Gustavo Da Cunha sold 100,000 shares in two transactions (50,000 on 2026-04-08 and 50,000 on 2026-04-09) for $408,500 total
  • Insider Wang Chia Yuan sold 34,000 shares for $136,000 on 2026-04-08
  • Insider Wahrhaftig Marcos Eduardo Faraco sold 12,419 shares for $50,421 on 2026-04-09
  • Total insider selling in the 7-day window: $544,921 across 4 transactions
  • All transactions were open-market sales (code 'S'), indicating deliberate divestment

Financial Impact

$544,921 in insider selling over 7 days

insider ownershipinvestor sentiment

Risk Factors

  • Perception of insider pessimism, especially given CEO participation
  • Potential for negative market reaction if no fundamental explanation is provided

Market Snapshot

Exchange
NYSE
Sector
Steel Works, Blast Furnaces & Rolling & Finishing Mills

Investment Themes

Materials & Mining

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-GGB-1776113072718
16 reports for GGB
Performance horizon
67% Hit rate 2 of 3 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 4m)

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Report published Apr 13, 2026