OABIOmniAb, Inc.Healthcare · Biotechnologyas of 2026-09-16
Horizon

Issued 2026-09-16 at $4.35 · now $4.35 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, OABI has typically landed between $3.47 and $5.69 — a range of −20.2% to +30.8% from the issuance price $4.35.

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

1,223 overlapping 1 month windows · 2021-09-30 – 2026-08-17 · basis climatology · forecast (batch). Probability up 53.9% (90% CI 51.7–56.1%, ≈1,408 obs).

The cone is anchored at the 2026-09-16 issuance close ($4.35) — the price the forecast resolves against on 2026-10-15, 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 OABI has typically landed a month from the 2026-09-16 close of $4.35 — the range is history, not a prediction.

$3.47worst · -20.2%$5.69best · +30.8%
  • now $4.35 (+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). $4.35 (-0.1%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $4.01–$4.68
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $3.47–$5.69
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 1,223 windows spanning 2021-09-30 to 2026-09-16. 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
2022-10-06−80.1%−80.1%+0.5%
2022-10-05−78.9%−78.9%+0.5%
2022-10-17−76.2%−80.2%+0.0%
3 best
2026-08-04+152.0%+0.0%+152.0%
2026-07-28+144.2%−1.0%+144.2%
2026-07-29+136.4%+0.0%+146.7%

1,223 overlapping windows · 2021-09-30 – 2026-09-16 · not cherry-picked

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 ~5 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%
−0.5%
n=5
Feb
80%
+0.9%
n=5
Mar
20%
−11.5%
n=5
Apr
0%
−12.8%
n=5
May
60%
+18.2%
n=5
Jun
40%
+6.2%
n=5
Jul
80%
+5.5%
n=5
Aug
60%
+19.7%
n=5
Sep
40%
−2.0%
n=5
Oct
20%
−10.1%
n=5
Nov
40%
−7.7%
n=5
Dec
60%
+7.0%
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$5$12026-04-07: 3 insider sales, $50K — FOEHR MATTHEW W, Berkman Charles S, GUSTAFSON KURT A2026-02-18: 3 insider sales, $85K — FOEHR MATTHEW W, Berkman Charles S, GUSTAFSON KURT A2026-02-17: 3 insider sales, $59K — FOEHR MATTHEW W, Berkman Charles S, GUSTAFSON KURT A2025-12-08: 3 insider sales, $89K — GUSTAFSON KURT A, FOEHR MATTHEW W, Berkman Charles S2025-11-07: 1 insider purchase, $57K — HIGGINS JOHN L2025-11-06: 1 insider purchase, $51K — HIGGINS JOHN L2025-11: 2 open-market purchases, $108K2025-12: 3 open-market sales, $89K2026-02: 6 open-market sales, $144K2026-04: 3 open-market sales, $50K↑ buys↓ salesdirector FOEHR MATTHEW W — Sale on 2026-04-07, filed same dayofficer Berkman Charles S — Sale on 2026-04-07, filed same daydirector GUSTAFSON KURT A — Sale on 2026-04-07, filed same daydirector FOEHR MATTHEW W — Sale on 2026-02-18, filed same dayofficer Berkman Charles S — Sale on 2026-02-18, filed same daydirector GUSTAFSON KURT A — Sale on 2026-02-18, filed same daydirector FOEHR MATTHEW W — Sale on 2026-02-17, filed same dayofficer Berkman Charles S — Sale on 2026-02-17, filed same daydirector GUSTAFSON KURT A — Sale on 2026-02-17, filed same daydirector GUSTAFSON KURT A — Sale on 2025-12-08, filed 1 day after the tradedirector FOEHR MATTHEW W — Sale on 2025-12-08, filed 1 day after the tradeofficer Berkman Charles S — Sale on 2025-12-08, filed 1 day after the tradedirector HIGGINS JOHN L — Purchase on 2025-11-07, filed 3 days after the tradedirector HIGGINS JOHN L — Purchase on 2025-11-06, filed 4 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-04-07FOEHR MATTHEW WdirectorSale19,244 @ $1.49$29K−0.4% of holding−16.6%not yet — horizon still open4,420,492Form 4 · filed same day
2026-04-07Berkman Charles SofficerSale7,157 @ $1.49$11K−1.8% of holding−16.6%not yet — horizon still open399,085Form 4 · filed same day
2026-04-07GUSTAFSON KURT AdirectorSale6,913 @ $1.49$10K−2.6% of holding−16.6%not yet — horizon still open261,483Form 4 · filed same day
2026-02-18FOEHR MATTHEW WdirectorSale30,843 @ $1.71$53K−0.7% of holding+11.5%+132.4%4,403,277Form 4 · filed same day
2026-02-18Berkman Charles SofficerSale9,673 @ $1.71$17K−2.4% of holding+11.5%+132.4%392,700Form 4 · filed same day
2026-02-18GUSTAFSON KURT AdirectorSale9,301 @ $1.71$16K−3.3% of holding+11.5%+132.4%268,851Form 4 · filed same day
2026-02-17FOEHR MATTHEW WdirectorSale20,754 @ $1.70$35K−0.5% of holding+9.6%+116.3%4,375,787Form 4 · filed same day
2026-02-17Berkman Charles SofficerSale6,990 @ $1.70$12K−1.8% of holding+9.6%+116.3%383,623Form 4 · filed same day
2026-02-17GUSTAFSON KURT AdirectorSale6,828 @ $1.70$12K−2.6% of holding+9.6%+116.3%259,402Form 4 · filed same day
2025-12-08GUSTAFSON KURT AdirectorSale23,922 @ $1.96$47K−8.6% of holding−6.2%+12.9%252,688Form 4 · filed 1 day after the trade
2025-12-08FOEHR MATTHEW WdirectorSale13,666 @ $1.96$27K−0.3% of holding−6.2%+12.9%4,360,083Form 4 · filed 1 day after the trade
2025-12-08Berkman Charles SofficerSale8,044 @ $1.96$16K−2.1% of holding−6.2%+12.9%377,071Form 4 · filed 1 day after the trade
2025-11-07HIGGINS JOHN LdirectorPurchase41,038 @ $1.38$57K+1.4% of holding+42.4%+23.4%2,929,148Form 4 · filed 3 days after the trade
2025-11-06HIGGINS JOHN LdirectorPurchase36,223 @ $1.41$51K+1.3% of holding+42.2%+10.1%2,888,110Form 4 · filed 4 days after the trade
2025-05-15Cochran Jennifer R.directorPurchase30,000 @ $1.52$46K+26.0% of holding+10.8%−16.4%145,274Form 4 · filed same day
2025-05-14Love StevendirectorPurchase25,000 @ $1.46$37K+187.5% of holding+15.5%−13.7%38,333Form 4 · filed same day
2025-05-12HIGGINS JOHN LdirectorPurchase65,000 @ $1.44$94K+2.3% of holding+10.1%−13.4%2,831,887Form 4 · filed 1 day after the trade
2025-04-07FOEHR MATTHEW WdirectorSale19,382 @ $2.00$39K−0.5% of holding−38.0%−54.5%3,796,236Form 4 · filed same day
2025-04-07Berkman Charles SofficerSale7,206 @ $2.00$14K−1.9% of holding−38.0%−54.5%363,212Form 4 · filed same day
2025-04-07GUSTAFSON KURT AdirectorSale7,206 @ $2.00$14K−3.1% of holding−38.0%−54.5%223,828Form 4 · filed same day
2025-04-01GUSTAFSON KURT AdirectorSale11,963 @ $2.37$28K−5.2% of holding−21.9%−49.2%217,492Form 4 · filed same day
2025-03-21HIGGINS JOHN LdirectorPurchase4,000 @ $2.28$9K+0.1% of holding−21.2%−51.7%2,766,887Form 4 · filed same day
2025-03-20HIGGINS JOHN LdirectorPurchase125,750 @ $2.35$296K+4.8% of holding−10.5%−47.5%2,762,887Form 4 · filed same day
2025-02-19FOEHR MATTHEW WdirectorSale19,522 @ $3.67$72K−0.5% of holding−30.4%−54.9%3,779,160Form 4 · filed same day
2025-02-19GUSTAFSON KURT AdirectorSale7,255 @ $3.67$27K−3.4% of holding−30.4%−54.9%206,211Form 4 · filed same day
2025-02-19Berkman Charles SofficerSale7,255 @ $3.67$27K−2.0% of holding−30.4%−54.9%356,876Form 4 · filed same day
2025-02-18FOEHR MATTHEW WdirectorSale13,964 @ $3.68$51K−0.4% of holding−23.3%−50.1%3,798,682Form 4 · filed 1 day after the trade
2025-02-18Berkman Charles SofficerSale8,215 @ $3.68$30K−2.2% of holding−23.3%−50.1%364,131Form 4 · filed 1 day after the trade
2025-01-21FOEHR MATTHEW WdirectorSale41,811 @ $3.24$135K−1.1% of holding+19.3%−39.0%3,749,639Form 4 · filed 1 day after the trade
2025-01-21Berkman Charles SofficerSale25,489 @ $3.24$83K−6.9% of holding+19.3%−39.0%343,190Form 4 · filed 1 day after the trade
2025-01-21GUSTAFSON KURT AdirectorSale15,526 @ $3.24$50K−6.8% of holding+19.3%−39.0%212,720Form 4 · filed 1 day after the trade
2024-12-09GUSTAFSON KURT AdirectorSale23,871 @ $4.13$99K−10.6% of holding−11.6%−58.4%200,661Form 4 · filed 1 day after the trade
2024-12-09FOEHR MATTHEW WdirectorSale13,634 @ $4.13$56K−0.4% of holding−11.6%−58.4%3,714,447Form 4 · filed 1 day after the trade
2024-12-09Berkman Charles SofficerSale8,022 @ $4.13$33K−2.4% of holding−11.6%−58.4%323,385Form 4 · filed 1 day 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.

145 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
2026-08-01Nwachuku Amechi EkekeofficerAward / grant800,000800,000Form 4
2026-06-17Bertozzi Carolyn RdirectorOption exercise20,0000Form 4
2026-06-17Bertozzi Carolyn RdirectorAward / grant20,00020,000Form 4
2026-06-17Bertozzi Carolyn RdirectorAward / grant40,00040,000Form 4
2026-06-17HIGGINS JOHN LdirectorOption exercise20,0000Form 4
2026-06-17Cochran Jennifer R.directorOption exercise20,0000Form 4
2026-06-17Cochran Jennifer R.directorAward / grant20,00020,000Form 4
2026-06-17Cochran Jennifer R.directorAward / grant40,00040,000Form 4
2026-06-17Crouse Steven C.directorOption exercise20,00026,667Form 4
2026-06-17Crouse Steven C.directorAward / grant20,00046,667Form 4
2026-06-17Crouse Steven C.directorAward / grant40,00040,000Form 4
2026-06-17Gotwals Philip JdirectorOption exercise20,00026,667Form 4
2026-06-17Gotwals Philip JdirectorAward / grant20,00046,667Form 4
2026-06-17Gotwals Philip JdirectorAward / grant40,00040,000Form 4
2026-06-17HIGGINS JOHN LdirectorAward / grant20,00020,000Form 4
2026-06-17HIGGINS JOHN LdirectorAward / grant40,00040,000Form 4
2026-06-17Love StevendirectorOption exercise20,00013,334Form 4
2026-06-17Love StevendirectorAward / grant20,00033,334Form 4
2026-06-17Love StevendirectorAward / grant40,00040,000Form 4
2026-06-17Bertozzi Carolyn RdirectorOption exercise20,000113,308Form 4
2026-06-17Bertozzi Carolyn RdirectorOption exercise20,000113,308Form 4
2026-06-17Cochran Jennifer R.directorOption exercise20,000185,274Form 4
2026-06-17Gotwals Philip JdirectorOption exercise20,00033,333Form 4
2026-06-17Gotwals Philip JdirectorOption exercise20,00033,333Form 4
2026-06-17Crouse Steven C.directorOption exercise20,00033,333Form 4
2026-06-17HIGGINS JOHN LdirectorOption exercise20,0002,962,320Form 4
2026-06-17Love StevendirectorOption exercise20,00091,666Form 4
2026-06-17Cochran Jennifer R.directorOption exercise20,000185,274Form 4
2026-06-17HIGGINS JOHN LdirectorOption exercise20,0002,962,320Form 4
2026-06-17Crouse Steven C.directorOption exercise20,00033,333Form 4
2026-06-17Love StevendirectorOption exercise20,00091,666Form 4
2026-04-21Crouse Steven C.directorOption exercise13,33346,667Form 4
2026-04-21Gotwals Philip JdirectorOption exercise13,33346,667Form 4
2026-04-21Crouse Steven C.directorOption exercise13,33313,333Form 4
2026-04-21Gotwals Philip JdirectorOption exercise13,33313,333Form 4
2026-04-21Crouse Steven C.directorOption exercise13,33313,333Form 4
2026-04-21Gotwals Philip JdirectorOption exercise13,33313,333Form 4
2026-04-07FOEHR MATTHEW WdirectorOption exercise36,4594,439,736Form 4
2026-04-07GUSTAFSON KURT AdirectorOption exercise13,542268,396Form 4
2026-04-07Berkman Charles SofficerOption exercise13,542111,042Form 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.