Transaction · 0001193125-26-382267

Long Daniel D.

Long Daniel D., SVP, DD, reported a transaction classified as exercise at Septerna, Inc. involving 3333.000000 shares for an estimated $9199.08. Reported holdings after the transaction were 99745.000000 shares. The stored filing text includes a detected 10b5-1 reference.

exerciseSEC transaction code MSVP, DD
SEPNSepterna, Inc.
Trade date
Sep 01, 2026
Filing date
Sep 03, 2026
View on SEC Insider profile
Estimated value$9.19kShares × reported price
Shares traded3.33k$2.76 per share
Holdings after99.7kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated 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.

SEPN price since this filing

Daily closing prices, with the filing date and available return windows
SEPN · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -15.6%1w ago +0.0%1d ago +0.0%
Returns since7d -7.5%30d -7.6%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
exercise
Code M
Identifier
0001193125-26-382267
Common Stock
Transaction date
Sep 01, 2026
Filed Sep 03, 2026, 11:01 PM · 2d delay
Shares
3,333 sh
$2.76 per share
Estimated value
$9.19k
Computed from shares × price
Holdings after
99,745 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

0 points

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.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

SVP, Drug Discovery

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

    This transaction was effected pursuant to a Rule 10b5-1 sales plan adopted by the Reporting Person on March 20, 2026.

  2. F2

    The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $37.34 to $38.21. The Reporting Person undertakes to provide to the Iss…

  3. F3

    1/48th of the shares subject to such option shall vest and become exercisable in substantially equal monthly installments on each monthly anniversary of March 1, 2024, subject to the Reporting Person'…

Original filing · 0001193125-26-382267
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