Howard Horn

Chief Financial Officer, Ultragenyx Pharmaceutical Inc.

Bought, 12 months

$0.0M

Sold, 12 months

$1.2M

Companies

Latest trade

Oct 15, 2026

Companies

Ultragenyx Pharmaceutical Inc.Chief Financial Officer −$1.4M

Trades

RARE Sold 7,066 shares at $15.27 $0.1M Oct 15

RARE Sold 4,696 shares at $24.92 · planned $0.1M Aug 3

RARE Sold 4,698 shares at $33.13 · planned $0.2M Jul 1

RARE Sold 4,653 shares at $23.77 · planned $0.1M Jun 1

RARE Sold 4,683 shares at $24.90 · planned $0.1M May 1

RARE Sold 4,683 shares at $20.97 · planned $0.1M Apr 1

RARE Sold 1,635 shares at $22.40 · planned $0.0M Mar 3

RARE Sold 8,409 shares at $22.70 · planned $0.2M Mar 2

RARE Sold 3,061 shares at $23.56 · planned $0.1M Feb 2

RARE Sold 3,150 shares at $22.84 · planned $0.1M Jan 2

RARE Sold 3,081 shares at $36.38 · planned $0.1M Dec 10

RARE Sold 7,942 shares at $31.51 $0.3M Oct 13

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.