Option chain for Ultragenyx Pharmaceutical (RARE): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Nov 13, 2026, RARE had 13 option expirations, from Nov 13, 2026 to Jan 19, 2029, and 678 contracts traded that day. The nearest expiration, Nov 13, 2026, had an at-the-money implied volatility of 47.9% (-4% on the day) and 119 contracts traded; the busiest was Nov 20, 2026, with 252.

For the latest figures, see RARE options overview.

Key numbers

Expirations: at-the-money implied volatility, change on the day, volume

Nov 13, 2026 (0 days): ATM IV 47.9% (-4%), volume 119
Nov 20, 2026 (7 days): ATM IV 47.9% (+33%), volume 252
Nov 27, 2026 (14 days): ATM IV 61.2% (+57%), volume 50
Dec 4, 2026 (21 days): ATM IV 33.1% (-4%), volume 0
Dec 11, 2026 (28 days): ATM IV 53.4% (+58%), volume 70
Dec 18, 2026 (35 days): ATM IV 52.1% (+26%), volume 160
Dec 24, 2026 (41 days): ATM IV 42.2% (+31%), volume 0
Dec 31, 2026 (48 days): ATM IV 31.8% (-1%), volume 2
Jan 15, 2027 (63 days): ATM IV 51.3% (-14%), volume 21
Feb 19, 2027 (98 days): ATM IV 70.2% (+2%), volume 1
May 21, 2027 (189 days): ATM IV 52.9% (-0%), volume 0
Jan 21, 2028 (434 days): ATM IV 50.8% (+11%), volume 3
Jan 19, 2029 (798 days): ATM IV 46.3% (-2%), volume 0

Data as of November 13, 2026.

RARE Option Chain

Detailed and comprehensive option chain for each expiration listed for RARE. Includes volume, open interest, implied volatility, and bid/ask for each strike. Investigate further by clicking on a strike and seeing trade activity, volatility movement, and yesterday's closing values. Use the built-in options profit calculator to see the profit or loss of any RARE options strategy.

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