DSGNDesign Therapeutics, Inc.Healthcare · Biotechnologyas of 2026-09-25
Horizon

Issued 2026-09-25 at $12.12 · now $12.12 (2026-09-25, +0.0% since)

Based on its own history, a month from the 2026-09-25 close, DSGN has typically landed between $8.43 and $16.80 — a range of −30.4% to +38.6% from the issuance price $12.12.

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

1,360 overlapping 1 month windows · 2021-03-26 – 2026-08-26 · basis climatology · forecast (batch). Base rate up 53.7% (90% CI 51.5–55.9%, ≈1,391 obs). Not a call on this stock — we have no evidence its odds differ.

The cone is anchored at the 2026-09-25 issuance close ($12.12) — the price the forecast resolves against on 2026-10-26, 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 DSGN has typically landed a month from the 2026-09-25 close of $12.12 — the range is history, not a prediction.

$8.43worst · -30.4%$16.8best · +38.6%
  • now $12.12 (+0.0%)
  • 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). $12.57 (+3.7%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $10.69–$14.46
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $8.43–$16.8
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 1,360 windows spanning 2021-03-26 to 2026-09-25. 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
2023-07-25−71.8%−71.8%+12.0%
2023-07-26−71.6%−72.0%+11.1%
2023-07-21−71.6%−72.1%+10.6%
3 best
2024-06-26+62.5%−1.2%+62.5%
2024-07-02+57.8%−0.3%+64.1%
2025-11-04+57.4%+0.0%+57.4%

1,360 overlapping windows · 2021-03-26 – 2026-09-25 · not cherry-picked

Pending catalysts

  • December 2026 — Trial primary completion: Phase 1/Phase PHASE2 primary completion: A Multiple Ascending Dose Study of DT-216P2 in Patients With Friedreich's Ataxia (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 ~6 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
20%
−17.5%
n=5
Feb
80%
+3.4%
n=5
Mar
60%
+5.4%
n=5
Apr
50%
+2.4%
n=6
May
33%
−6.6%
n=6
Jun
50%
+1.9%
n=6
Jul
67%
+16.4%
n=6
Aug
67%
−0.8%
n=6
Sep
33%
+0.1%
n=6
Oct
20%
−5.4%
n=5
Nov
80%
+13.7%
n=5
Dec
60%
+2.9%
n=5

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

Reported insider & political trades

Every Form 4 the people closest to this company have filed with the SEC — plotted against the share price, aggregated by month, and shown with the gap between when each trade happened and when it was disclosed. A public record, not advice.

Share price & reported tradesMonthly open-market valueReporting lag — trade date to filing date2026-092026-082026-072026-062026-052026-042026-032026-022026-012025-122025-112025-102025-092025-08$16$52025-08: 2 open-market sales, $3.0M↑ buys↓ sales
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2025-08-13William ArsanidirectorSale345,000 @ $5.25$1.8M−11.5% of holding+9.3%+79.2%2,655,000Form 4 · filed 1 day after the trade
2025-08-13William ArsanidirectorSale217,627 @ $5.25$1.1M−17.9% of holding+9.3%+79.2%1,000,000Form 4 · filed 1 day after the trade
2024-12-18Prasad DeepadirectorSale3,806 @ $6.27$24K−16.0% of holding−16.7%−37.7%20,000Form 4 · filed 1 day after the trade
2024-08-09William ArsanidirectorSale814,874 @ $4.25$3.5M−100.0% of holding+30.1%−26.3%0Form 4 · filed 3 days after the trade
2024-03-25Schmid John P.directorPurchase17,809 @ $3.74$67K+194.5% of holding+0.4%+34.0%26,965Form 4 · filed same day
2024-03-25Berger Heather A.directorPurchase1,300 @ $3.74$5Kownership Δ n/a+0.4%+34.0%1,300Form 4 · filed same day
2024-03-22Schmid John P.directorPurchase9,156 @ $3.62$33Kownership Δ n/a−0.7%+30.8%9,156Form 4 · filed 3 days after the trade

The vs-S&P columns are a labeled look-back on what the stock did after each filing, measured against the index over the same window. Descriptive history, not a claim about the person or a reason to trade.

32 award / exercise / gift records — not counted as purchases

Awards, option exercises, gifts and tax-withholding disposals are shown separately and never counted as open-market purchases or sales — they carry no conviction information.

DatePersonRoleActionSharesOwned afterFiling
2026-06-09George SimeondirectorAward / grant30,00030,000Form 4
2026-06-09Berger Heather A.directorAward / grant30,00030,000Form 4
2026-06-09Schmid John P.directorAward / grant30,00030,000Form 4
2026-06-09Shapiro DaviddirectorAward / grant30,00030,000Form 4
2026-06-09LAPPE RODNEY WdirectorAward / grant30,00030,000Form 4
2026-06-09Gover Justin D.directorAward / grant30,00030,000Form 4
2026-03-31Shapiro DaviddirectorAward / grant60,00060,000Form 4
2026-03-31Shapiro DaviddirectorAward / grant7,5007,500Form 4
2026-01-02Gover Justin D.directorAward / grant45,00045,000Form 4
2026-01-02Burgess JulieofficerAward / grant150,000150,000Form 4
2026-01-02Storgard ChrisofficerAward / grant250,000250,000Form 4
2026-01-02Jeffries SeanofficerAward / grant375,000375,000Form 4
2026-01-02Shah PratikdirectorAward / grant750,000750,000Form 4
2025-12-09Shah PratikdirectorAward / grant525,000525,000Form 4
2025-09-09Gover Justin D.directorAward / grant15,83315,833Form 4
2025-09-09Gover Justin D.directorAward / grant30,00030,000Form 4
2025-06-10Berger Heather A.directorAward / grant19,00019,000Form 4
2025-06-10George SimeondirectorAward / grant19,00019,000Form 4
2025-06-10LAPPE RODNEY WdirectorAward / grant19,00019,000Form 4
2025-06-10William ArsanidirectorAward / grant19,00019,000Form 4
2025-06-10Prasad DeepadirectorAward / grant19,00019,000Form 4
2025-06-10Schmid John P.directorAward / grant19,00019,000Form 4
2025-05-01Storgard ChrisofficerAward / grant400,000400,000Form 4
2025-01-02Burgess JulieofficerAward / grant135,000135,000Form 4
2025-01-02Jeffries SeanofficerAward / grant260,000260,000Form 4
2025-01-02Shah PratikdirectorAward / grant600,000600,000Form 4
2025-01-02LAPPE RODNEY WdirectorAward / grant25,99325,993Form 4
2024-06-13Schmid John P.directorAward / grant19,00019,000Form 4
2024-06-13George SimeondirectorAward / grant19,00019,000Form 4
2024-06-13Berger Heather A.directorAward / grant19,00019,000Form 4
2024-06-13William ArsanidirectorAward / grant19,00019,000Form 4
2024-06-13Prasad DeepadirectorAward / grant19,00019,000Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Across 2012–2021, stocks where a CEO, C-suite officer, or director had recently made an open-market common-stock purchase ran about +28 bp per month above the universe average (n=34,268 stock-weeks). A historical tendency, not a prediction.

Congressional disclosures

No congressional trades disclosed for this company.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.