Sign in

CIK 0000872589 · Large accelerated filer

REGENERON PHARMACEUTICALS, INC.

Sign in to watch
Ticker
REGN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
NY
Entity type
operating
EIN
133444607
Phone
9148477000
Business address
777 OLD SAW MILL RIVER ROAD, TARRYTOWN, NY, 10591
Former names
REGENERON PHARMACEUTICALS INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$51,901,544
in 11 filings, $8.6M under 10b5-1 plans

Net −$51,901,544. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. SING GEORGE L −$20.4M Director sold 46% of stake
  2. POON CHRISTINE A −$7.6M Director sold 60% of stake
  3. Zoghbi Huda Y −$7.2M Director sold 81% of stake
  4. LAROSA JOSEPH J −$4.3M EVP General Counsel and Secret sold 10% of stake
  5. Pitofsky Jason −$3.8M SVP Controller sold 100% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-01-02 Guarini Kathryn Director Grant or award +155 603
2026-01-02 Guarini Kathryn Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 Bassler Bonnie L Director Grant or award +155 1,703
2026-01-02 Bassler Bonnie L Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 Zoghbi Huda Y Director Grant or award +155 1,703
2026-01-02 Zoghbi Huda Y Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 Schenkein David P Director Grant or award +155 603
2026-01-02 Schenkein David P Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 Thompson Craig B. Director Grant or award +155 775
2026-01-02 Thompson Craig B. Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 GOLDSTEIN JOSEPH L Director Grant or award +155 6,703
2026-01-02 GOLDSTEIN JOSEPH L Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 SING GEORGE L Director Grant or award +155 31,007
2026-01-02 SING GEORGE L Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 COLES N ANTHONY Director Grant or award +155 1,714
2026-01-02 COLES N ANTHONY Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 POON CHRISTINE A Director Grant or award +155 5,219
2026-01-02 POON CHRISTINE A Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962
2026-01-02 RYAN ARTHUR F Director Grant or award +155 17,903
2026-01-02 RYAN ARTHUR F Director Grant or award · Non-Qualified Stock Option (right to buy) +1,962 1,962

Page 10 of 49 · 971 trades