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Insider Cluster (2 insiders) ·Filed Oct 2, 2026

PUBM

PubMatic, Inc.
NEUTRAL
Impact 3/10
Horizonweeks Processed23d 16h ago
Insider cluster: 2 insiders, $191K total
Actionable Insight • Neutral

The CEO's $182K open-market sale is small relative to market cap and does not signal material deterioration. Monitor next 10-Q for any fundamental change in revenue or guidance that could explain the timing.

DirectionNeutral
Confidencehigh
Horizonweeks
Latest settled — T+5d ⚠ clustered
PUBM ▼ -0.43% at T+5d
NEUTRAL call -0.43% · α vs SPY -0.85% · entry $18.60 → $18.52
Next anchor: T+20d in 4d
Latest observation: T+14 -12.22% FF3 residual α
Entry = T+0 close
Oct 2, 2026
via day close
T+1d
-1.34%
call -1.34% · α -1.89%
$18.35
settled 21d ago
T+5d
-0.43%
call -0.43% · α -0.85%
$18.52
settled 17d ago
T+20d
Pending
in 4d
T+60d
Pending
in 2mo

Price Chart

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Executive Summary

CEO Rajeev Goel sold $182K worth of PUBM shares and the Chief Accounting Officer sold $9K in a cluster over one week. The CEO's sale is an open-market sell (code S) with no 10b5-1 plan indicated, totaling ~0.06% of market cap — below the 0.1% materiality threshold. The cluster is small in dollar terms and not proportionally significant relative to the company's size, making it routine insider selling.

Key Financial Metrics

Direction
selling
Total Value
$191.0K
Insiders
2

Key Facts

  • CEO Rajeev Goel sold 10,100 shares at $18.05 for $182K on 2026-09-24
  • Chief Accounting Officer Lisa Gimbel sold 500 shares at $18.99 for $9K on 2026-10-01
  • Total cluster value: $191K, all open-market sales (code S)
  • No 10b5-1 plan indicated for either sale
  • Cluster value is ~0.06% of market cap — below the 0.1% materiality threshold

Financial Impact

$191K in total insider sales, representing ~0.06% of market cap

insider ownershipdilution

Risk Factors

  • CEO selling without a 10b5-1 plan could indicate personal liquidity needs, not a negative signal
  • Cluster is too small to draw a bearish conclusion — no material insider conviction

Investment Themes

Software & IT

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-PUBM-1791236418676
19 reports for PUBM
Performance horizon
57% Hit rate @ T+5 4 of 7 directional calls Went positive at some point 4 of 7 best @ T+60▲ +42.90%Apr 22, 2026
Filters
Rows
Reports for PUBM — sortable, filterable
TypeNow
Oct 23, 2026
2d ago
Insider Cluster
BEARISH ★ 4/10
$16.93awaiting T+5—$17.24 (−1.83%)
Oct 22, 2026
3d ago
144
NEUTRAL ★ 3/10
$17.14awaiting T+5—$17.24 (+0.58%)
Oct 2, 2026
23d ago
Insider Cluster
NEUTRAL ★ 3/10
$18.60 $18.52▼ −0.43%▼ −0.85%$17.24 (−7.31%)
Oct 2, 2026
23d ago
Insider Cluster
NEUTRAL ★ 2/10
$18.60 $18.52▼ −0.43%▼ −0.85%$17.24 (−7.31%)
Sep 24, 2026
4w ago
ANALYST-UPGRADE
BULLISH ★ 4/10
$18.55 $18.73▲ +0.97%▲ +1.56%$17.24 (−7.06%)
Sep 4, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$16.29 $16.78▲ +3.01%▲ +4.13%$17.24 (+5.83%)
Aug 21, 2026
9w ago
Insider Cluster
BEARISH ★ 5/10
$16.36 $16.63▼ −1.65%▼ −1.18%$17.24 (−5.38%)
Aug 18, 2026
9w ago
Insider Cluster
NEUTRAL ★ 5/10
$16.78 $16.25▼ −3.16%▼ −2.77%$17.24 (+2.74%)
Aug 14, 2026
10w ago
Insider Cluster
BEARISH ★ 6/10
$17.27 $16.36▲ +5.27%▲ +4.08%$17.24 (+0.17%)
Aug 10, 2026
10w ago
Insider Cluster
NEUTRAL ★ 4/10
$17.65 $17.36▼ −1.64%▼ −1.24%$17.24 (−2.32%)
Showing 10 of 19

US Market Status

Market Closed — Opens in 22m

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Report published Oct 2, 2026