Repligen Corp
Repligen Corp (RGEN) Expected Move
RGEN expected move through Oct 16, 2026 is 9.5%, with 22 days to expiration. The implied range is $173.05 to $208.25, based on the previous trading day's options prices.
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Tracking the RGEN expected move helps you see how far Repligen Corp's options market is pricing the stock to travel over a given period — whether that's the next day, week, or earnings cycle. Repligen Corp's expected move is derived directly from option premiums and gives you an objective range to plan trades, set strikes, and manage risk. Use our scanner to monitor the RGEN expected move for this week's options, in real time.
The expected move is typically calculated from at-the-money straddle prices (or a blend of straddles and strangles) and represents roughly a one-standard-deviation range over the chosen timeframe. For RGEN, comparing the implied expected move to actual realized moves over similar windows tells you whether the options market has historically overestimated or underestimated volatility. The RGEN expected move for this week's options pricing is especially useful for short-dated traders, earnings players, and anyone selling premium who needs to know where the market thinks Repligen Corp is unlikely to go.
Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally. It offers Protein A ligands that are the binding components of Protein A affinity chromatography resins; and cell culture growth factor products. The company's chromatography products include OPUS pre-packed chromatography columns, which are used in the purification of biologics; and OPUS smaller-scale columns that are used in the high throughput process development screening, viral clearance validation studies, and scale down validation of chromatography processes.
It also offers ELISA test kits; and chromatography resins under the CaptivA brand. In addition, the company provides filtration products, such as XCell Alternating Tangential Flow systems that are filtration devices used in upstream perfusion and cell culture processing; TangenX flat sheet cassettes, which are used in downstream biologic drug concentration and formulation processes; KrosFlo tangential flow filtration and tangential flow depth filtration systems; Spectra/Por laboratory and process dialysis products, and SpectraFlo dynamic dialysis systems; and ProConnex single-use hollow fiber. Further, it provides process analytics products, such as slope spectroscopy systems under the SoloVPE, FlowVPE, and FlowVPX brands. The company sells its products to life sciences, biopharmaceutical, and diagnostics companies; laboratory researchers; and contract manufacturing organizations. Repligen Corporation has collaboration agreements with Navigo Proteins GmbH to develop multiple affinity ligands. Repligen Corporation was incorporated in 1981 and is headquartered in Waltham, Massachusetts.
Iron condors, weekly premium sales, directional swing trades — they all live or die by where the market thinks the stock won't go. Our scanner tracks the RGEN expected move across every expiration, benchmarks it against realized moves, and shows you when implied ranges are out of line with history. The Repligen Corp expected move for this week's options is the fastest read on short-term risk, which gives you a quick way to interpret what the options market thinks about RGEN.
RGEN Price
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| Expiration | DTE | Expected move (USD) | Expected move (%) | Upper price | Lower price |
|---|---|---|---|---|---|
| Oct 16, 2026 | 22 | $17.60 | 9.5% | $208.25 | $173.05 |
| Nov 20, 2026 | 57 | $31.55 | 17.1% | $222.20 | $159.10 |
| Dec 18, 2026 | 85 | $35.30 | 19.1% | $225.95 | $155.35 |
| Feb 19, 2027 | 148 | $44.25 | 24.0% | $234.90 | $146.40 |
As of September 23, 2026
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