Stock listing

Euronext:THEON Theon International PLC Aandeel

Home listing (Euronext) of Theon International PLC

Follow Theon International PLC into a list and get an email when it puts out news.

Share price · EURONEXT:THEON

€28.14 EUR -0.68 (-2.4%)

Close on Oct 20, 2026

Past 3 months -14.7% · daily closes, Jul 6, 2026 – Oct 20, 2026, adjusted for splits
Day range
€27.80 – €28.86 EUROct 20, 2026
Volume
91,395 sharesOct 20, 2026
Market cap
€2.18B EURAt the close on Oct 20, 2026 · price × 77.59M shares outstanding
Theon International PLC logo

Prices by listing

ListingLastChangeVolumeOpenHighLowPrevious closePrice from
Euronext:THEON · Home€28.14 EUR-0.68 (-2.4%)91,395€28.60€28.86€27.80€28.82Close on Oct 20, 2026
Frankfurt:W8C€28.20 EUR-0.62 (-2.2%)—€28.28€28.30€28.20€28.82Close on Oct 20, 2026

Daily closes

Last 3 months, Jul 20, 2026 – Oct 20, 2026 · EURONEXT:THEON · EUR, adjusted for splits

DayCloseChange%OpenHighLowVolume
€28.14-0.68-2.4%€28.60€28.86€27.8091,395
€28.82-0.70-2.4%€29.20€29.29€28.5094,765
€29.52+0.56+1.9%€29.10€30.24€29.10141,300
€28.96+1.54+5.6%€27.10€29.00€26.98185,061
€27.42+0.14+0.5%€27.46€27.84€27.14135,847
€27.28-0.52-1.9%€27.80€27.80€27.1891,430
€27.80+0.02+0.1%€27.70€27.90€27.5464,938
€27.78+0.56+2.1%€27.20€27.80€26.85148,340
€27.22-0.60-2.2%€27.82€27.86€27.00167,208
€27.82-1.08-3.7%€29.00€29.24€27.30244,311
€28.90-0.86-2.9%€29.80€30.14€28.90148,153
€29.76+0.14+0.5%€29.48€29.90€29.00130,990
€29.62+0.76+2.6%€28.84€29.96€28.84157,620
€28.86+0.10+0.3%€29.10€29.40€28.82169,345
€28.76-0.24-0.8%€29.00€29.30€28.6492,214
€29.00-0.24-0.8%€29.28€29.40€28.84118,855
€29.24-1.06-3.5%€30.32€30.32€29.24196,948
€30.30-0.66-2.1%€30.98€30.98€30.30115,557
€30.96-0.66-2.1%€31.46€31.46€30.6692,098
€31.62+0.68+2.2%€31.16€31.94€31.1084,897
€30.94-0.42-1.3%€31.14€31.50€30.9069,826
€31.36-0.36-1.1%€31.74€31.98€31.1065,758
€31.72+0.12+0.4%€31.60€32.58€31.54151,392
€31.60+0.86+2.8%€31.56€32.14€31.1096,989
€30.74-0.60-1.9%€31.42€31.42€30.7453,219
€31.34+0.80+2.6%€30.62€31.60€30.30101,585
€30.54-0.96-3.0%€31.50€31.94€30.54135,222
€31.50-0.94-2.9%€32.40€32.58€31.5095,032
€32.44+0.44+1.4%€32.36€33.00€32.1077,198
€32.00-1.00-3.0%€33.00€33.00€31.9078,142
€33.00+0.42+1.3%€33.20€33.80€32.64143,093
€32.58+0.92+2.9%€31.54€32.70€31.54116,107
€31.66+0.12+0.4%€31.66€32.24€31.38128,586
€31.54-0.50-1.6%€32.04€32.10€31.54155,923
€32.04-0.80-2.4%€32.80€32.90€32.0482,641
€32.84-0.34-1.0%€33.14€33.14€32.46112,499
€33.18-0.12-0.4%€33.50€33.50€32.9663,567
€33.30-0.70-2.1%€34.00€34.24€33.3097,779
€34.00+0.34+1.0%€33.66€34.14€33.1671,493
€33.66+0.02+0.1%€33.44€33.68€33.00110,417
€33.64-0.36-1.1%€34.08€34.26€33.5455,214
€34.00-1.76-4.9%€35.78€35.78€33.80145,360
€35.76-0.92-2.5%€36.76€36.80€35.7661,965
€36.68+1.14+3.2%€36.00€36.86€35.1888,452
€35.54-0.64-1.8%€36.70€36.86€35.5439,277
€36.18-0.82-2.2%€37.08€37.32€36.1856,612
€37.00-1.32-3.4%€38.20€38.38€37.0083,266
€38.32+0.34+0.9%€38.20€39.50€38.20111,306
€37.98+0.10+0.3%€38.10€38.44€37.6484,030
€37.88+0.54+1.4%€37.96€38.40€37.50116,110
€37.34+1.84+5.2%€35.54€37.68€35.50196,807
€35.50+0.36+1.0%€35.50€35.58€34.1092,485
€35.14+0.14+0.4%€35.32€36.18€35.08116,605
€35.00+0.76+2.2%€34.14€35.52€34.06108,294
€34.24-0.56-1.6%€35.00€35.26€34.24129,805
€34.80+0.80+2.4%€34.00€35.68€33.94190,430
€34.00+0.80+2.4%€33.40€34.40€33.0298,311
€33.20+0.66+2.0%€32.64€33.88€32.3476,973
€32.54-0.38-1.2%€32.50€32.72€31.6681,409
€32.92-1.18-3.5%€33.98€34.04€32.34141,439
€34.10-0.70-2.0%€35.08€35.56€32.84196,262
€34.80+0.66+1.9%€34.26€35.28€34.20172,043
€34.14+0.42+1.2%€33.80€34.30€33.7662,177
€33.72+0.32+1.0%€33.40€34.32€33.40162,932
€33.40+0.42+1.3%€32.94€33.40€32.6088,663
€32.98+0.94+2.9%€31.86€32.98€31.7865,433
€32.04-0.24-0.7%€32.12€32.38€31.6438,647
Ticker
Euronext:THEON
Asset type
Stock
Sector
Industrials
Industry
Aerospace & defense
Exchange
Euronext
Currency
EUR

What changed lately

Calls

Replays

  • Theon International (Euronext:THEON) — Investor Presentation

    Thu, Jul 09, 2026 · 6:00 AM ET

    Watch Transcript

  • Theon International (Euronext:THEON) — Investor Presentation

    Fri, Mar 06, 2026 · 5:30 AM ET

    Watch Transcript

Latest news

THEON secures new orders of c.€50 million and is pre-selected for several higher-value contracts and options

Sep 30, 2026

Closed €28.86 (+0.3%) on Oct 1, 2026

THEON announces Q2 2026 / H1 2026 Trading Update

Jul 27, 2026

Closed €34.10 (-2.0%) on Jul 28, 2026

THEON receives new orders of c.€70 million and continues acceleration on all fronts

Jun 22, 2026

THEON Enters into Exclusivity Agreement for the Acquisition of HGH Systèmes Infrarouges, Accelerating Expansion into Multi-Domain ISR & Counter-UAS Solutions

Jun 17, 2026

SAFRAN and THEON partner to fast-track fielding of electro-optical solutions for drones

Jun 15, 2026

Result of Annual General Meeting 2026 (AGM) and Declaration of Dividend for Financial Year 2025

Jun 4, 2026

THEON secures c.€42 million in new orders; additional c.€27 million in options

Jun 1, 2026

Notice of the 2026 Annual General Meeting of the Shareholders of Theon International PLC

May 13, 2026

Revision to Q1 2026 Trading Update

May 12, 2026

Theon International: THEON announces Q1 2026 Trading Update

May 6, 2026

All Theon International PLC news

Decks

Theon International PLC on 6ix

Sector
Industrials
Industry
Aerospace & defense
News releases
38 in the last 12 months · 57 in all · newest Sep 30, 2026 · oldest 2025
Calls
2 calls with a replay · 2 with a transcript · latest Jul 9, 2026
Decks
7 decks · latest October 2026

Where Theon International PLC is listed

ListingExchangeCountryCurrency
Euronext:THEON · Home listing · This pageEuronextNetherlandsEUR
gettex:W8CgettexGermanyEUR
OTC:TNIPFOTCUnited StatesUSD
Tradegate:W8CTradegateGermanyEUR
LS Exchange:A3E2ZVLS ExchangeGermanyEUR
Lang & Schwarz:A3E2ZVLang & SchwarzGermanyEUR
Aquis:THEONAAquisUnited KingdomEUR
Aquis:THEONAAquisUnited KingdomEUR
Frankfurt:W8CFrankfurtGermanyEUR
Stuttgart:W8CStuttgartGermanyEUR
Dusseldorf:W8CDusseldorfGermanyEUR
Hamburg:W8CHamburgGermanyEUR
Munich:W8CMunichGermanyEUR

Log in to ask 6ix AI your own questions about Theon International PLC.