Transaction · 0000874015-26-000267

Devers Shannon L.

Devers Shannon L., EVP, CHRO, reported an open-market or private sale at IONIS PHARMACEUTICALS INC involving 1357.000000 shares for an estimated $59081.88. Reported holdings after the transaction were 17811.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SEVP, CHRO
IONSIONIS PHARMACEUTICALS INC
Trade date
Oct 16, 2026
Filing date
Oct 20, 2026
View on SEC Insider profile
Estimated value-$59.0kShares × reported price
Shares traded1.35k$43.54 per share
Holdings after17.8kDirect
% of reported position traded7.08%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 19,168 shares.

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.

IONS price since this filing

Daily closing prices, with the filing date and available return windows
IONS · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +3.0%1w ago +0.0%1d ago +0.0%
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0000874015-26-000267
Common Stock
Transaction date
Oct 16, 2026
Filed Oct 20, 2026, 01:40 AM · 4d delay
Shares
1,357 sh
$43.54 per share
Estimated value
-$59.0k
Computed from shares × price
Holdings after
17,811 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

+6 points

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

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
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

EVP, Chief Human Resources Ofc

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

    Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

  2. F2

    The sale was made pursuant to an automatic sale to cover the required tax withholding obligations pursuant to the 2011 Equity Incentive Plan Restricted Stock Unit Agreement and Grant Notice.

  3. F3

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.1383 to $43.538918 inclusive. The reporting person undertakes to…

  4. F4

    Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

  5. F5

    Restricted Stock Units vest in four equal annual installments. Upon vesting, the restricted stock units will be paid out in whole shares of Ionis common stock or cash as may be determined by the Compa…

Original filing · 0000874015-26-000267
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