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I noticed a lot of bearish pressure coming from the options market on $ALPN. Check out this order imbalance! -321 K option volume delta. What is option volume delta?
Unusual Option Volume

ALPN Alpine Immune Sciences64.57+0.02 (0.0%)

Alpine Immune Sciences trades 2,922 contracts. The highest volume is in the 16-Aug-24 65 calls, which is 0.7% above the current price.
Unusual Option Volume

ALPN Alpine Immune Sciences64.49-0.01 (0.0%)

Alpine Immune Sciences trades 3,032 contracts. The highest volume is in the 17-May-24 65 calls, which is 0.8% above the current price.
Unusual Option Volume

ALPN Alpine Immune Sciences64.44+0.02 (0.0%)

Alpine Immune Sciences trades 2,774 contracts. News: SHAREHOLDER INVESTIGATION: Halper Sadeh LLC Investigates MGRC, ALPN, NXPL
Unusual Option Volume

ALPN Alpine Immune Sciences64.43+0.06 (+0.1%)

Alpine Immune Sciences trades 2,904 contracts. The company has the following event: World Congress of Nephrology on Apr 15, 2024. News: ALPINE IMMUNE INVESTOR ALERT by the Former Attorney General of Louisiana: Kahn Swick & Foti, LLC Investigates Adequacy of Price and Process in Proposed Sale of Alpine Immune Sciences, Inc. - ALPN
Unusual Option Volume

ALPN Alpine Immune Sciences64.50+0.10 (+0.2%)

Alpine Immune Sciences trades 2,346 contracts. The company has the following event: World Congress of Nephrology on Apr 15, 2024. News: Kuehn Law Encourages ALPN, JBT, ELYM, and HRT Investors to Contact Law Firm