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Stocks Biotechnology ARGX

argenx SE ARGX

US equityMarket cap rank #269Biotechnology
$952.95
+$7.13 (+0.75%)
Market open · Sep 24, 1:10 pm ET
After hours $945.82 0.00%
Open$945.81
Prev close$945.82
Day range$944.21 – $965.27
Volume192.4K
Market cap$59.62B
P/E (TTM)36.3
Dividend yield

Average implied volatility across the listed chain right now: 35%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $950.00 $68.16 $60.00/$67.20 0 9 36%
16 Oct 2026 $960.00 $61.42 $53.00/$60.40 0 2 35%
16 Oct 2026 $940.00 $75.19 $67.00/$74.40 0 1 36%
16 Oct 2026 $970.00 $55.17 $47.00/$54.10 0 61 35%
16 Oct 2026 $930.00 $82.43 $73.60/$82.00 0 2 36%
16 Oct 2026 $980.00 $49.42 $41.00/$48.70 0 6 35%
16 Oct 2026 $920.00 $90.35 $81.40/$90.00 0 268 37%
16 Oct 2026 $990.00 $43.68 $36.00/$42.10 0 1 34%
16 Oct 2026 $910.00 $98.69 $89.80/$98.00 0 18 38%
16 Oct 2026 $1,000.00 $40.00 $31.00/$37.10 1 3 34%
16 Oct 2026 $900.00 $107.02 $97.40/$106.50 0 164 38%
16 Oct 2026 $1,010.00 $31.40 $26.30/$33.00 1 7 34%
16 Oct 2026 $890.00 $115.74 $106.20/$115.00 0 2 38%
16 Oct 2026 $1,020.00 $29.60 $22.00/$28.90 0 50 34%
16 Oct 2026 $880.00 $124.83 $115.00/$124.00 0 0 39%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $950.00 $18.65 $14.90/$22.50 1 42 34%
16 Oct 2026 $960.00 $22.60 $17.20/$25.70 0 1 33%
16 Oct 2026 $940.00 $16.40 $11.10/$20.00 0 1 34%
16 Oct 2026 $970.00 $26.34 $21.80/$29.90 0 1 34%
16 Oct 2026 $930.00 $13.65 $9.00/$18.20 0 1 35%
16 Oct 2026 $980.00 $28.15 $26.30/$32.50 1 2 33%
16 Oct 2026 $920.00 $11.59 $6.70/$16.00 0 2 35%
16 Oct 2026 $990.00 $31.26 $30.00/$37.50 1 0 32%
16 Oct 2026 $910.00 $9.95 $5.00/$14.00 0 0 36%
16 Oct 2026 $1,000.00 $38.10 $35.00/$42.00 2 4 32%
16 Oct 2026 $900.00 $8.31 $3.40/$13.00 0 0 37%
16 Oct 2026 $1,010.00 $45.04 $41.00/$48.90 0 7 33%
16 Oct 2026 $890.00 $7.05 $2.15/$11.00 0 2 37%
16 Oct 2026 $1,020.00 $50.80 $47.00/$54.70 0 5 32%
16 Oct 2026 $880.00 $6.16 $1.05/$10.00 0 1 37%

Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.

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