Transaction · 0001628280-26-059091

Oelschlager Kristen M

Oelschlager Kristen M, COO, reported an open-market or private sale at CASTLE BIOSCIENCES INC involving 5223.000000 shares for an estimated $180919.50. Reported holdings after the transaction were 72649.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCOO
CSTLCASTLE BIOSCIENCES INC
Filing timeAug 26
Trade dateAug 25, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
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CSTL price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
CSTL since 2026-08-26Filed 8 days ago · 30 days of 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
Sell
Code S
Identifier
0001628280-26-059091
Common Stock
Transaction date
Aug 25, 2026
Filed Aug 26, 2026, 08:16 PM · 1d delay
Shares
5.22k sh
$3.46k per share
Estimated value
-$18.0M
Computed from shares × price
Holdings after
72.6k sh
Indirect · The Fritz Shorter Trust

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Cluster Selling Repeat Seller
+4score
Filing-only score

+4

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

Chief Operating Officer

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

    This transaction was executed in multiple trades at prices ranging from $33.500 to $33.885, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby un…

  2. F2

    Held by the Fritz Shorter Trust of which the Reporting Person and her spouse are the trustees and beneficiaries.

  3. F3

    This transaction was executed in multiple trades at prices ranging from $33.470 to $34.460, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby un…

  4. F4

    This transaction was executed in multiple trades at prices ranging from $34.495 to $34.750, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby un…

Original filing · 0001628280-26-059091
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