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Insider Cluster (5 insiders) ·Filed Mar 3, 2026

PACB

PACIFIC BIOSCIENCES OF CALIFORNIA, INC.
NEUTRAL
Impact 3/10
Horizondays Processed7mo ago
Insider cluster: 2 insiders, $29K total
Actionable Insight • Neutral

No actionable signal from this cluster — the sales are trivial in size and the grants are routine compensation. Monitor for any follow-up filings or increased selling ahead of earnings.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
PACB ▼ -15.13% at T+60d
NEUTRAL call -15.13% · α vs SPY -25.45% · entry $1.52 → $1.29
Entry = T+0 close
Mar 2, 2026
via day close
T+1d
+2.63%
call +2.63% · α +1.87%
$1.56
settled 8mo ago
T+5d
-9.87%
call -9.87% · α -9.39%
$1.37
settled 8mo ago
T+20d
-13.16%
call -13.16% · α -8.76%
$1.32
settled 7mo ago
T+60d
-15.13%
call -15.13% · α -25.45%
$1.29
settled 5mo ago

Price Chart

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Executive Summary

A cluster of insider transactions at Pacific Biosciences of California (PACB) over the past week consists primarily of non-cash share grants to executives, with two small open-market sales totaling $28,767. The sales represent minimal dollar value relative to the company's $471M market cap and are likely routine.

Key Financial Metrics

Direction
selling
Total Value
$28.8K
Insiders
5

Key Facts

  • Seven insider transactions occurred in the past 7 days, all related to equity awards or small open-market sales.
  • Five transactions were non-cash grants totaling over 1.9 million shares awarded to executives including Henry, Van Oene, Farmer, and Gibson.
  • Two open-market sales: Mark Van Oene sold 6,504 shares for $9,847; Christian Henry sold 12,497 shares for $18,920.
  • Total open-market sale value: $28,767, representing just 0.006% of PACB's $471M market cap.
  • No large-scale selling or unusual buying activity observed.

Financial Impact

$28,767 in total open-market sales, negligible relative to $471M market cap

insider ownershipshare count (dilution from grants)

Risk Factors

  • Potential dilution from large share grants, though typical for biotech firms
  • Perception risk if multiple insiders begin selling near-term

Market Snapshot

Exchange
Nasdaq

Investment Themes

Documents Analyzed

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

DocumentAccession Number
CONTEXT: Insider Cluster Data (7 trades, 7d window)cluster-PACB-1772718260737
10 reports for PACB
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for PACB — sortable, filterable
TypeNow
Oct 19, 2026
7d ago
Press Release
NEUTRAL ★ 4/10
$1.84 $2.27▲ +23.10%▲ +23.24%$2.25 (+22.28%)
Oct 6, 2026
20d ago
144
BEARISH ★ 5/10
$2.72 $1.99▲ +26.84%▲ +25.86%$2.25 (+17.28%)
Oct 6, 2026
20d ago
Press Release
NEUTRAL ★ 4/10
$2.70 $2.05▼ −24.07%▼ −23.94%$2.25 (−16.67%)
Jun 4, 2026
20w ago
8-K
NEUTRAL ★ 3/10
$1.45 $1.31▼ −9.66%▼ −10.22%$2.25 (+55.17%)
May 22, 2026
22w ago
DEFA14A
NEUTRAL ★ 3/10
$1.26 $1.58▲ +25.40%▲ +24.31%$2.25 (+78.57%)
Apr 21, 2026
26w ago
Press Release
NEUTRAL ★ 3/10
$1.73 $1.58▼ −8.67%▼ −9.75%$2.25 (+30.06%)
Apr 16, 2026
27w ago
Press Release
NEUTRAL ★ 1/10
$1.69 $1.56▼ −7.69%▼ −8.25%$2.25 (+33.14%)
Mar 5, 2026
33w ago
8-K
NEUTRAL ★ 3/10
$1.52 $1.27▼ −16.45%▼ −14.21%$2.25 (+48.03%)
Mar 3, 2026
33w ago
Insider Cluster
NEUTRAL ★ 3/10
$1.52 $1.37▼ −9.87%▼ −9.39%$2.25 (+48.03%)
Feb 28, 2026
34w ago
Institutional Cluster
BULLISH ★ 7/10
$1.62 $1.39▼ −14.20%▼ −12.99%$2.25 (+38.89%)
Showing 10 of 10

US Market Status

Market Closed — Opens Tue (< 1m)

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Report published Mar 5, 2026