Transaction · 0001174475-26-000004

Brown Michael S

BROWN MICHAEL S, DIR, reported a transaction classified as exercise at REGENERON PHARMACEUTICALS, INC. involving 1929.000000 shares for an estimated $0.00. Reported holdings after the transaction were 0.000000 shares. The stored filing text includes a detected 10b5-1 reference.

exerciseSEC transaction code MDIR
REGNREGENERON PHARMACEUTICALS, INC.
Trade date
Oct 30, 2026
Filing date
Nov 03, 2026
View on SEC Insider profile
Disclosed value$0Shares × reported price
Shares traded1.92k$0.00 per share
Holdings after0Direct
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Not calculated for derivative securities.

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.

REGN price since this filing

Daily closing prices, with the filing date and available return windows
REGN · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -21.1%1w ago -16.3%1d ago -14.8%
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
exercise
Code M
Identifier
0001174475-26-000004
Non-Qualified Stock Option (right to buy)
Transaction date
Oct 30, 2026
Filed Nov 03, 2026, 09:05 PM · 4d delay
Shares
1,929 sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
0 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

-20 points

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

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • derivative_transaction-16 points

    is_derivative = true

    Derivative exercise rows are less discretionary than open-market purchases.
  • 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

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on February 25, 2026.

  2. F2

    These shares are held in a trust for the benefit of the reporting person's immediate family members. The reporting person's spouse is trustee of the trust. The reporting person disclaims beneficial ow…

  3. F3

    On the date of the Company's first annual meeting of shareholders following the date of grant, a portion of these stock options equal to the portion of one year that had passed from the date of grant…

Original filing · 0001174475-26-000004
Related transactions

0 other transactions

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Recent company activity

0 recent txs

REGN