Transaction · 0001384133-26-000004

Gibson James R II

Gibson James R II, SR, reported a transaction classified as exercise at PACIFIC BIOSCIENCES OF CALIFORNIA, INC. involving 500000.000000 shares for an estimated $590000.00. Reported holdings after the transaction were 1745663.000000 shares. The stored filing text includes a detected 10b5-1 reference.

exerciseSEC transaction code MSR
PACBPACIFIC BIOSCIENCES OF CALIFORNIA, INC.
Filing timeOct 08
Trade dateOct 06, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableCalculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$1.38
Pre-filing
1mo ago -2.2%1w ago +0.0%1d ago +0.0%
Returns since
7d30d90d180d1y

PACB price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
PACB since 2026-10-08Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
exercise
Code M
Identifier
0001384133-26-000004
Common Stock
Transaction date
Oct 06, 2026
Filed Oct 08, 2026, 08:07 PM · 2d delay
Shares
500k sh
$1.18 per share
Estimated value
$590k
Computed from shares × price
Holdings after
1.74M sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership Large Holdings Increase 10b5-1 Detected
0score
Filing-only score

0

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

See Remarks

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 22, 2026.

  2. F2

    This sale price represents the weighted average sale price of the shares sold ranging from $3.00 to $3.33 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issue…

  3. F3

    1/4th of the shares subject to the option vested on the one year anniversary of the date of grant, and the balance of shares vest monthly thereafter over the next three years, provided that the Report…

Original filing · 0001384133-26-000004
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Same reporting owner
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