Argenx Se (ARGX) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $846.27, +3.42% vs the prior close of $818.30.
- Volume 510.70K shares, 1.5x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
ARGX jumps 3.4% to $846.27. Closed at $846.27, +3.42% vs the prior close of $818.30. Day range $838.78–$858.21, opened at $842.46.
ARGX daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — ARGX jumps 3.4% to $846.27
- Closed at $846.27, +3.42% vs the prior close of $818.30. Day range $838.78–$858.21, opened at $842.46.
- Volume was 510.70K shares, 1.5x its 50-day average of 333.13K.
- Price is -11.3% vs its 50-day average ($953.99) and -0.6% vs its 200-day average ($851.47).
- 52-week range $661.85–$1,072.75; today's close sits at 45% of that range, 21.1% below the 52-week high.
Oct 14, 2026 — ARGX rises 2.0% to $818.30
- Closed at $818.30, +1.95% vs the prior close of $802.64. Day range $803.00–$835.31, opened at $809.03.
- Volume was 464.10K shares, 1.4x its 50-day average of 329.14K.
- Price is -14.3% vs its 50-day average ($954.42) and -3.9% vs its 200-day average ($851.43).
- 52-week range $661.85–$1,072.75; today's close sits at 38% of that range, 23.7% below the 52-week high.
Oct 13, 2026 — ARGX dips 1.2% to $802.64, a 3-month low
- Closed at $802.64, -1.19% vs the prior close of $812.30. Day range $798.48–$822.28, opened at $817.16.
- Volume was 277.10K shares, 0.8x its 50-day average of 328.75K.
- Price is -15.9% vs its 50-day average ($954.95) and -5.7% vs its 200-day average ($851.56).
- 52-week range $661.85–$1,072.75; today's close sits at 34% of that range, 25.2% below the 52-week high.
Oct 12, 2026 — ARGX dips 1.5% to $812.30, a 3-month low
- Closed at $812.30, -1.54% vs the prior close of $825.03. Day range $810.70–$832.49, opened at $832.33.
- Volume was 241.20K shares, 0.7x its 50-day average of 329.82K.
- Price is -15.0% vs its 50-day average ($955.51) and -4.6% vs its 200-day average ($851.80).
- 52-week range $661.85–$1,072.75; today's close sits at 37% of that range, 24.3% below the 52-week high.
Oct 9, 2026 — ARGX rises 0.8% to $825.03
- Closed at $825.03, +0.78% vs the prior close of $818.63. Day range $805.07–$826.78, opened at $821.96.
- Volume was 512.20K shares, 1.6x its 50-day average of 324.71K.
- Price is -13.7% vs its 50-day average ($956.34) and -3.2% vs its 200-day average ($851.97).
- 52-week range $661.85–$1,072.75; today's close sits at 40% of that range, 23.1% below the 52-week high.
Oct 8, 2026 — ARGX slides 11.8% to $818.63, a 3-month low on 8.8x normal volume
- Closed at $818.63, -11.83% vs the prior close of $928.44. Day range $787.73–$832.24, opened at $831.23.
- Volume was 2.45M shares, 8.8x its 50-day average of 280.17K — unusually heavy trading.
- Price is -14.5% vs its 50-day average ($957.29) and -3.9% vs its 200-day average ($852.10).
- 52-week range $661.85–$1,072.75; today's close sits at 38% of that range, 23.7% below the 52-week high.
- SEC filings that day: 6-K.
Oct 7, 2026 — ARGX ends flat (-0.2%) to $928.44
- Closed at $928.44, -0.22% vs the prior close of $930.52. Day range $921.72–$942.68, opened at $932.08.
- Volume was 258.30K shares, 0.9x its 50-day average of 280.89K.
- Price is -3.1% vs its 50-day average ($958.57) and +8.9% vs its 200-day average ($852.28).
- 52-week range $661.85–$1,072.75; today's close sits at 65% of that range, 13.5% below the 52-week high.
Oct 6, 2026 — ARGX rises 1.9% to $930.52
- Closed at $930.52, +1.93% vs the prior close of $912.87. Day range $909.95–$942.35, opened at $922.39.
- Volume was 430.10K shares, 1.5x its 50-day average of 277.67K.
- Price is -2.8% vs its 50-day average ($957.44) and +9.2% vs its 200-day average ($851.87).
- 52-week range $661.85–$1,072.75; today's close sits at 65% of that range, 13.3% below the 52-week high.
Oct 5, 2026 — ARGX dips 0.7% to $912.87, a 1-month low, 5 down days in a row
- Closed at $912.87, -0.69% vs the prior close of $919.21. Day range $903.50–$923.31, opened at $920.83.
- Volume was 322.10K shares, 1.2x its 50-day average of 277.71K.
- Price is -4.6% vs its 50-day average ($956.61) and +7.2% vs its 200-day average ($851.53).
- 52-week range $661.85–$1,072.75; today's close sits at 61% of that range, 14.9% below the 52-week high.
- That makes 5 straight losses.
Oct 2, 2026 — ARGX dips 1.8% to $919.21, a 1-month low, 4 down days in a row
- Closed at $919.21, -1.79% vs the prior close of $936.00. Day range $912.96–$928.96, opened at $926.86.
- Volume was 333.90K shares, 1.2x its 50-day average of 283.19K.
- Price is -3.9% vs its 50-day average ($956.72) and +8.0% vs its 200-day average ($851.23).
- 52-week range $661.85–$1,072.75; today's close sits at 63% of that range, 14.3% below the 52-week high.
- That makes 4 straight losses.
ARGX latest news & SEC filings
Every SEC filing by or about ARGX in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 8, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Sep 29, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Aug 27, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Aug 27, 2026 · SC TO-T/A — SC TO-T/A filing
SC TO-T/A filing
Aug 19, 2026 · SC TO-T/A — SC TO-T/A filing
SC TO-T/A filing
Aug 17, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Aug 14, 2026 · SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 6, 2026 · SC TO-T/A — SC TO-T/A filing
SC TO-T/A filing
Aug 3, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 27, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 23, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jun 23, 2026 · 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Things to know before you trade ARGX
- How much it moves: over the last 20 sessions the average daily move was 1.88% (largest 11.8%).
- Liquidity: about 436.00K shares (≈$368.98M) trade per day on average.
- 52-week position: $846.27 vs a range of $661.85–$1,072.75 (45% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 0 sales.
- Latest filings: 6-K Oct 8, 2026; 6-K Sep 29, 2026; 6-K Aug 27, 2026.
- Listing: Nasdaq · industry: Biological Products, (No Diagnostic Substances).
ARGX market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 842.46 | 858.21 | 838.78 | 846.27 | 510.70K |
| Oct 14, 2026 | 809.03 | 835.31 | 803.00 | 818.30 | 464.10K |
| Oct 13, 2026 | 817.16 | 822.28 | 798.48 | 802.64 | 277.10K |
| Oct 12, 2026 | 832.33 | 832.49 | 810.70 | 812.30 | 241.20K |
| Oct 9, 2026 | 821.96 | 826.78 | 805.07 | 825.03 | 512.20K |
| Oct 8, 2026 | 831.23 | 832.24 | 787.73 | 818.63 | 2.45M |
| Oct 7, 2026 | 932.08 | 942.68 | 921.72 | 928.44 | 258.30K |
| Oct 6, 2026 | 922.39 | 942.35 | 909.95 | 930.52 | 430.10K |
| Oct 5, 2026 | 920.83 | 923.31 | 903.50 | 912.87 | 322.10K |
| Oct 2, 2026 | 926.86 | 928.96 | 912.96 | 919.21 | 333.90K |
| Oct 1, 2026 | 957.22 | 972.38 | 935.24 | 936.00 | 302.20K |
| Sep 30, 2026 | 970.08 | 970.27 | 952.27 | 958.91 | 243.70K |
| Sep 29, 2026 | 965.05 | 974.24 | 956.25 | 970.66 | 311.00K |
| Sep 28, 2026 | 954.76 | 977.01 | 954.76 | 972.25 | 264.70K |
| Sep 25, 2026 | 965.23 | 967.71 | 956.24 | 959.49 | 264.40K |
| Sep 24, 2026 | 945.81 | 965.34 | 944.21 | 962.22 | 323.70K |
| Sep 23, 2026 | 974.60 | 974.60 | 934.18 | 945.82 | 426.50K |
| Sep 22, 2026 | 986.43 | 986.77 | 963.50 | 963.79 | 304.40K |
| Sep 21, 2026 | 996.50 | 1,001.95 | 986.56 | 988.20 | 231.60K |
| Sep 18, 2026 | 1,001.62 | 1,003.83 | 989.33 | 990.32 | 244.00K |
About Argenx Se
Argenx Se (ARGX) is listed on the Nasdaq and classified by the SEC under “Biological Products, (No Diagnostic Substances)”. Its business address is in ZWIJNAARDE. State of incorporation: Netherlands. Fiscal year ends December 31. SEC CIK 1697862.
ARGX board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| No Form 3/4/5 filings by this group in the last 12 months. | ||
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| No Form 3/4/5 filings by this group in the last 12 months. | ||
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| No open-market insider buys or sales reported in the last 12 months. | ||||
ARGX financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| No annual XBRL figures available (foreign filers often report on Form 20-F). | ||||
Latest balance sheet: total assets $—, total liabilities $—, cash $—.
ARGX earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| No 8-K earnings releases in recent filings. | ||
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.