NEOGNeogen CorporationHealthcare · Medical - Diagnostics & Researchas of 2026-09-16
Horizon

Issued 2026-09-16 at $12.55 · now $12.55 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, NEOG has typically landed between $9.80 and $15.62 — a range of −21.9% to +24.5% from the issuance price $12.55.

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

5,003 overlapping 1 month windows · 2006-09-26 – 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 ($12.55) — 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 NEOG has typically landed a month from the 2026-09-16 close of $12.55 — the range is history, not a prediction.

$9.8worst · -21.9%$15.62best · +24.5%
  • now $12.55 (+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). $12.28 (-2.2%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $11.09–$13.46
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $9.8–$15.62
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 5,003 windows spanning 2006-09-26 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
2025-03-19−52.3%−52.3%+0.0%
2025-03-18−50.5%−50.5%+0.0%
2025-03-11−49.2%−49.2%+0.0%
3 best
2025-12-08+60.8%+0.0%+60.8%
2025-12-09+50.3%+0.0%+51.7%
2026-01-02+46.7%+0.0%+47.9%

5,003 overlapping windows · 2006-09-26 – 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 ~20 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
50%
+0.4%
n=20
Feb
60%
+0.4%
n=20
Mar
65%
+0.4%
n=20
Apr
50%
−3.9%
n=20
May
65%
+2.9%
n=20
Jun
80%
+6.0%
n=20
Jul
60%
+4.6%
n=20
Aug
40%
−0.1%
n=20
Sep
50%
−0.6%
n=20
Oct
45%
−0.1%
n=20
Nov
65%
+3.9%
n=20
Dec
55%
+2.2%
n=20

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$13$52026-08-04: 1 insider purchase, $4K — Nassif Mikheal2026-02-17: 1 insider purchase, $252 — Nassif Mikheal2026-02-02: 1 insider purchase, $240 — Nassif Mikheal2026-01-26: 1 insider purchase, $246 — Nassif Mikheal2026-01-16: 1 insider purchase, $1K — Nassif Mikheal2025-11-03: 1 insider purchase, $1K — Nassif Mikheal2025-11: 1 open-market purchase, $1K2026-01: 2 open-market purchases, $2K2026-02: 2 open-market purchases, $4922026-08: 1 open-market purchase, $4K↑ buys↓ salesdirector Nassif Mikheal — Purchase on 2026-08-04, filed 2 days after the tradedirector Nassif Mikheal — Purchase on 2026-02-17, filed same daydirector Nassif Mikheal — Purchase on 2026-02-02, filed same daydirector Nassif Mikheal — Purchase on 2026-01-26, filed 7 days after the tradedirector Nassif Mikheal — Purchase on 2026-01-16, filed same daydirector Nassif Mikheal — Purchase on 2025-11-03, filed 4 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-08-04Nassif MikhealdirectorPurchase370 @ $11.81$4K+52.6% of holding+0.8%not yet — horizon still open1,074Form 4 · filed 2 days after the trade
2026-02-17Nassif MikhealdirectorPurchase23 @ $10.94$252+3.4% of holding−16.2%−7.7%704Form 4 · filed same day
2026-02-02Nassif MikhealdirectorPurchase24 @ $10.00$240+3.7% of holding+6.8%+3.7%681Form 4 · filed same day
2026-01-26Nassif MikhealdirectorPurchase25 @ $9.86$246+4.0% of holding+12.8%−15.7%657Form 4 · filed 7 days after the trade
2026-01-16Nassif MikhealdirectorPurchase137 @ $9.33$1K+27.7% of holding+21.3%−1.4%632Form 4 · filed same day
2025-11-03Nassif MikhealdirectorPurchase177 @ $6.25$1K+55.7% of holding−5.6%+37.9%495Form 4 · filed 4 days after the trade
2025-05-12Gupta AashimadirectorPurchase16,000 @ $6.25$100K+270.4% of holding−15.3%−19.7%21,917Form 4 · filed same day
2025-04-25Woteki Catherine EdirectorPurchase5,770 @ $5.17$30K+77.2% of holding+11.8%−3.7%13,244Form 4 · filed same day
2025-04-24BOREL JAMES CdirectorPurchase35,000 @ $4.89$171K+137.4% of holding+10.6%−6.9%60,474Form 4 · filed same day
2025-04-24BOREL JAMES CdirectorPurchase30,000 @ $4.99$150K+49.6% of holding+10.6%−6.9%90,474Form 4 · filed 1 day after the trade
2025-04-24BOEHM WILLIAM TdirectorPurchase5,000 @ $5.24$26K+16.0% of holding+10.6%−6.9%36,214Form 4 · filed same day
2025-04-23Rocklin Amy MofficerPurchase12,500 @ $4.99$62K+52.5% of holding+16.9%−0.6%36,287Form 4 · filed same day
2025-04-22CAPELLO JEFFREY DdirectorPurchase20,712 @ $4.84$100K+350.0% of holding+20.4%−3.8%26,629Form 4 · filed same day
2025-04-22Tobin James PdirectorPurchase10,000 @ $4.73$47K+36.4% of holding+20.4%−3.8%37,474Form 4 · filed same day
2025-04-22RODRIGUEZ RAFAEL AdirectorPurchase7,474 @ $4.59$34K+100.0% of holding+20.4%−3.8%14,948Form 4 · filed same day
2025-04-10Moylan John PatrickofficerPurchase10,000 @ $5.07$51Kownership Δ n/a+4.3%−17.9%10,000Form 4 · filed same day
2025-01-16ADENT JOHN EDWARDofficerPurchase23,035 @ $11.03$254K+9.4% of holding−13.8%−65.7%269,164Form 4 · filed same day
2025-01-16Naemura David H.officerPurchase14,800 @ $11.11$164K+31.7% of holding−13.8%−65.7%61,434Form 4 · filed same day

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.

156 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
2026-08-19Nassif MikhealdirectorWithheld for tax20,39725,655Form 4
2026-08-19Moylan John PatrickofficerWithheld for tax2,36529,331Form 4
2026-08-14Nassif MikhealdirectorAward / grant141,631141,631Form 4
2026-08-14Riggsbee Richard BryandirectorAward / grant51,50251,502Form 4
2026-08-14Stacey Jennifer EvansdirectorAward / grant38,62738,627Form 4
2026-08-14Ranalli Tamara A.officerAward / grant25,75125,751Form 4
2026-08-14Moylan John PatrickofficerAward / grant8,58432,155Form 4
2026-08-14Ranalli Tamara A.officerAward / grant130,851130,851Form 4
2026-08-14Stacey Jennifer EvansdirectorAward / grant196,276196,276Form 4
2026-08-14Riggsbee Richard BryandirectorAward / grant261,702261,702Form 4
2026-08-14Nassif MikhealdirectorAward / grant719,679719,679Form 4
2026-08-14Moylan John PatrickofficerAward / grant18,69318,693Form 4
2026-06-03Moylan John PatrickofficerWithheld for tax2,55323,571Form 4
2026-05-18Rocklin Amy MofficerOption exercise35,1830Form 4
2026-05-18Rocklin Amy MofficerOption exercise35,18392,423Form 4
2026-05-18Rocklin Amy MofficerWithheld for tax10,24182,182Form 4
2026-05-04Moylan John PatrickofficerOption exercise4,55818,905Form 4
2026-05-04Moylan John PatrickofficerOption exercise4,5584,558Form 4
2026-05-04Moylan John PatrickofficerWithheld for tax1,56817,337Form 4
2026-05-01Stacey Jennifer EvansdirectorAward / grant39,34939,349Form 4
2026-05-01Stacey Jennifer EvansdirectorAward / grant89,52089,520Form 4
2026-01-07Ranalli Tamara A.officerAward / grant50,81350,813Form 4
2026-01-07Ranalli Tamara A.officerAward / grant130,605130,605Form 4
2025-12-01Naemura David H.officerOption exercise12,9120Form 4
2025-12-01Naemura David H.officerOption exercise12,91293,936Form 4
2025-12-01Naemura David H.officerWithheld for tax3,54890,388Form 4
2025-11-03Riggsbee Richard BryandirectorAward / grant178,855178,855Form 4
2025-11-03Riggsbee Richard BryandirectorAward / grant459,713459,713Form 4
2025-10-27ADENT JOHN EDWARDofficerOption exercise38,75938,759Form 4
2025-10-27ADENT JOHN EDWARDofficerOption exercise38,759371,608Form 4
2025-10-27Naemura David H.officerOption exercise15,50415,504Form 4
2025-10-27Naemura David H.officerOption exercise15,50485,285Form 4
2025-10-27Jones Douglas EdwardofficerOption exercise15,50415,504Form 4
2025-10-27Jones Douglas EdwardofficerOption exercise15,504104,362Form 4
2025-10-27Rocklin Amy MofficerOption exercise9,47459,325Form 4
2025-10-27Rocklin Amy MofficerOption exercise9,4749,474Form 4
2025-10-27ADENT JOHN EDWARDofficerWithheld for tax8,527363,081Form 4
2025-10-27Naemura David H.officerWithheld for tax4,26181,024Form 4
2025-10-27BOEHM WILLIAM TdirectorOption exercise3,5530Form 4
2025-10-27BOEHM WILLIAM TdirectorOption exercise3,55347,913Form 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.