REGNRegeneron Pharmaceuticals

$REGNREGENERON PHARMACEUTICALS, INC.

McCourt Marion — sell in REGENERON PHARMACEUTICALS, INC.

Officer (EVP Commercial)

1,215 shares @ $850 · ~$1.0M · code S

$REGNREGENERON PHARMACEUTICALS, INC.

LAROSA JOSEPH J — other in REGENERON PHARMACEUTICALS, INC.

Officer (EVP General Counsel and Secret)

12,282 shares @ $381.92 · ~$4.7M · code M

$REGNREGENERON PHARMACEUTICALS, INC.

Fenimore Christopher R. — other in REGENERON PHARMACEUTICALS, INC.

Officer (EVP Finance CFO)

6,283 shares @ $381.92 · ~$2.4M · code M

$REGNREGENERON PHARMACEUTICALS, INC.

Guarini Kathryn — sell in REGENERON PHARMACEUTICALS, INC.

Director

400 shares @ $800 · ~$320K · code S

$REGNREGENERON PHARMACEUTICALS, INC.

Zoghbi Huda Y — sell in REGENERON PHARMACEUTICALS, INC.

Director

800 shares @ $800 · ~$640K · code S

$REGNREGENERON PHARMACEUTICALS, INC.

RYAN ARTHUR F — sell in REGENERON PHARMACEUTICALS, INC.

Director

200 shares @ $650.15 · ~$130K · code S

$REGNREGENERON PHARMACEUTICALS, INC.

Sanofi — sell in REGENERON PHARMACEUTICALS, INC.

120,234 shares @ $597.48 · ~$71.8M · code S

$REGNREGENERON PHARMACEUTICALS, INC.

Sanofi — sell in REGENERON PHARMACEUTICALS, INC.

20,421,899 shares @ $509.85 · ~$10412.1M · code S

$REGNREGENERON PHARMACEUTICALS, INC.

Sanofi — sell in REGENERON PHARMACEUTICALS, INC.

128,914 shares @ $489.65 · ~$63.1M · code S

$REGNREGENERON PHARMACEUTICALS, INC.

Sanofi — sell in REGENERON PHARMACEUTICALS, INC.

172,904 shares @ $281.15 · ~$48.6M · code S