Protagonist Therapeutics Inc
Protagonist Therapeutics Inc (PTGX) Unusual Options Activity Today
PTGX options volume power reached 0.33x on the previous trading day. The highest reading was on the $145 PUT expiring 2026-10-16.
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Checking PTGX unusual options activity helps you spot when traders are making outsized bets on Protagonist Therapeutics Inc before the broader market catches on. Protagonist Therapeutics Inc's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor PTGX unusual options activity today and surface the prints that deserve a second look.
Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching PTGX unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking PTGX unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and PTGX unusual options flow data becomes especially valuable around earnings, product launches, and macro events.
Protagonist Therapeutics, Inc., a biopharmaceutical company, discovers and develops peptide-based therapeutic drugs to address hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing rusfertide (PTG-300), an injectable hepcidin mimetic that is in Phase II clinical trials for the treatment of patients with polycythemia vera and hereditary hemochromatosis, as well as for the treatment of other blood disorders; PN-943, an oral, alpha-4-beta-7 integrin- specific antagonist peptide that is in Phase II clinical trials for treating inflammatory bowel disease (IBD); and PN-235, an orally delivered interleukin-23 receptor specific antagonist for the treatment of IBD and non-IBD indications.
The company has a license and collaboration agreement with Janssen Biotech, Inc. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.
Catalysts rarely arrive without a footprint, and PTGX unusual options activity is often where that footprint shows up first. Our scanner tracks Protagonist Therapeutics Inc's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at PTGX unusual options volume on the call side or chasing put sweeps, Protagonist Therapeutics Inc's unusual options flow today is one click away, so put it on your radar before the headlines hit.
| 120.00 | 20.20 | 23.50 | 21.85 | 57% | 5 | 11 | 45.45% |
| 150.00 | 2.10 | 4.70 | 3.40 | 56% | 1 | 136 | 0.74% |
| 45.00 | 93.50 | 98.20 | 95.85 | 53% | 0 | 0 | — |
| 50.00 | 88.50 | 92.90 | 90.70 | 53% | 0 | 2 | 0.00% |
| 55.00 | 83.50 | 87.90 | 85.70 | 51% | 0 | 0 | — |
| 45.00 | — | 0.25 | 0.25 | 252% | 0 | 0 | — |
| 50.00 | — | 3.70 | 3.70 | 401% | 0 | 0 | — |
| 55.00 | — | 4.90 | 4.90 | 402% | 0 | 0 | — |
| 60.00 | — | 4.90 | 4.90 | 370% | 0 | 0 | — |
| 65.00 | — | 4.90 | 4.90 | 341% | 0 | 0 | — |
As of September 30, 2026
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