VIRVir Biotechnology, Inc.Healthcare · Biotechnologyas of 2026-08-13
Horizon

Issued 2026-08-13 at $8.96 · now $9.00 (2026-08-13, +0.4% since)

Based on its own history, a month from the 2026-08-13 close, VIR has typically landed between $6.68 and $11.61 — a range of −25.4% to +29.6% from the issuance price $8.96.

Range of outcomes in historically similar periods — not a price prediction. Ranges are scored publicly on /methodology.
  • Actual close
  • Typical path (median)
  • Middle 50% of outcomes
  • 90% range

1,694 overlapping 1 month windows · 2019-10-112026-07-15 · basis climatology · forecast (batch). Probability up 53.8% (90% CI 51.656.0%, ≈1,400 obs).

The cone is anchored at the 2026-08-13 issuance close ($8.96) — the price the forecast resolves against on 2026-09-11, not the latest close. The drawn path shape is illustrative (bands widen with √t); every labeled number is real — the anchor, the scored batch p90/IQR endpoints, and the typical move.

Where VIR has typically landed a month from the 2026-08-13 close of $8.96 — the range is history, not a prediction.

$6.68worst · -25.4%$11.61best · +29.6%
  • now $9 (+0.4%)
  • typicalThe typical outcome — half of similar past periods did better and half did worse (not an average, so a few wild periods don't skew it). $8.76 (-2.2%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $7.69$9.83
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $6.68$11.61
Actual 1-month windows behind the coneiEvery overlapping 1-month window in this security's own price history was ranked by realized return; shown are the 3 worst and 3 best of 1,694 windows spanning 2019-10-11 to 2026-08-13. Not cherry-picked — these are the extremes of the full sample. Max drop / max rise are the deepest and highest points reached within each window. See /methodology.
StartReturnMax dropMax rise
3 worst
2023-06-20−48.8%−48.8%+0.6%
2020-08-12−46.3%−46.5%+1.4%
2020-08-11−46.3%−46.3%+1.8%
3 best
2020-02-13+188.3%−4.7%+194.6%
2021-01-06+183.6%+0.0%+213.2%
2021-01-08+165.5%+0.0%+198.6%

1,694 overlapping windows · 2019-10-112026-08-13 · not cherry-picked

Pending catalysts

  • November 2026Trial primary completion: Phase 2 primary completion: A Study to Evaluate Tobevibart+Elebsiran Versus Bulevirtide in Chronic HDV Infection (source, as of 2026-08-14)
  • December 2026Trial primary completion: Phase 3 primary completion: A Study to Evaluate Tobevibart+Elebsiran in Participants With Chronic HDV Infection Not Virologically Suppressed With Bulevirtide (source, as of 2026-08-14)
  • 2026-12-31Trial primary completion: Phase 3 primary completion: A Study to Evaluate Tobevibart + Elebsiran in Chronic HDV Infection (source, as of 2026-08-14)
  • 2027-08-16Trial primary completion: Phase 1/Phase PHASE2 primary completion: To Access the Safety and Effects of Intravenous Administration of VIR-5818 Alone and in Combination With Pembrolizumab in Adult Participants With Locally Advanced or Metastatic HER2-Expressing Cancers (source, as of 2026-08-14)
  • November 2031Trial primary completion: Phase 2 primary completion: SOLSTICE: Combination Therapy for the Treatment of Chronic Hepatitis D Infection. (source, as of 2026-08-14)

Public, scheduled events — dated attention, not a prediction of the outcome. See the FDA catalysts page for the historical base rate.

Seasonality · by month iHow this security has tended to do in each calendar month historically — a frequency, never a prediction.

iFor each calendar month, the share of years this security closed higher than the month before, and the average month-over-month return, over ~7 years of its own price history. Cells are shaded by average return. This is historical frequency, not a prediction — no month is a signal.
Jan
71%
+44.3%
n=7
Feb
43%
+6.4%
n=7
Mar
29%
−10.6%
n=7
Apr
29%
−5.5%
n=7
May
57%
+4.0%
n=7
Jun
57%
+2.7%
n=7
Jul
57%
−6.0%
n=7
Aug
29%
−1.8%
n=7
Sep
17%
−11.5%
n=6
Oct
33%
−3.1%
n=6
Nov
86%
+10.6%
n=7
Dec
29%
−5.8%
n=7

Up-frequency and average month-over-month return · historical frequency, not a prediction

Company insiders iOpen-market share purchases and sales by the company's own officers and directors, by filing date.

Last 90 days · as of 2026-08-13 · point-in-time by filing date

No insider transactions on record in the last 90 days.

Congressional disclosures

No congressional trades disclosed for this company.

Research tool, not investment advice — historical frequencies, not recommendations. Full terms.