Polaryx Therapeutics (PLYX) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $1.88, -3.59% vs the prior close of $1.95.
- Volume 19.07K shares, 0.3x its 50-day average (light).
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
PLYX slides 3.6% to $1.88, a 1-month low. Closed at $1.88, -3.59% vs the prior close of $1.95. Day range $1.87–$2.03, opened at $1.92.
PLYX daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — PLYX slides 3.6% to $1.88, a 1-month low
- Closed at $1.88, -3.59% vs the prior close of $1.95. Day range $1.87–$2.03, opened at $1.92.
- Volume was 19.07K shares, 0.3x its 50-day average of 63.19K — lighter than usual.
- Price is -9.6% vs its 50-day average ($2.08).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 96.2% below the 52-week high.
Oct 15, 2026 — PLYX dips 1.0% to $1.95
- Closed at $1.95, -1.02% vs the prior close of $1.97. Day range $1.88–$1.97, opened at $1.94.
- Volume was 42.60K shares, 0.7x its 50-day average of 63.19K.
- Price is -6.5% vs its 50-day average ($2.09).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 96.0% below the 52-week high.
Oct 14, 2026 — PLYX rises 1.5% to $1.97
- Closed at $1.97, +1.55% vs the prior close of $1.94. Day range $1.91–$2.05, opened at $1.91.
- Volume was 16.60K shares, 0.3x its 50-day average of 63.89K — lighter than usual.
- Price is -5.8% vs its 50-day average ($2.09).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 96.0% below the 52-week high.
Oct 13, 2026 — PLYX slides 3.5% to $1.94, a 1-month low
- Closed at $1.94, -3.48% vs the prior close of $2.01. Day range $1.91–$2.05, opened at $1.98.
- Volume was 14.80K shares, 0.2x its 50-day average of 65.53K — lighter than usual.
- Price is -7.5% vs its 50-day average ($2.10).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 96.0% below the 52-week high.
Oct 12, 2026 — PLYX rises 0.5% to $2.01
- Closed at $2.01, +0.50% vs the prior close of $2.00. Day range $1.97–$2.01, opened at $1.99.
- Volume was 16.40K shares, 0.2x its 50-day average of 69.29K — lighter than usual.
- Price is -4.4% vs its 50-day average ($2.10).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 95.9% below the 52-week high.
Oct 9, 2026 — PLYX ends flat (+0.0%) to $2.00, 3 down days in a row
- Closed at $2.00, +0.00% vs the prior close of $2.00. Day range $1.98–$2.03, opened at $2.00.
- Volume was 11.00K shares, 0.2x its 50-day average of 71.58K — lighter than usual.
- Price is -5.1% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 95.9% below the 52-week high.
- That makes 3 straight losses.
Oct 8, 2026 — PLYX slides 4.3% to $2.00 on 2.2x normal volume
- Closed at $2.00, -4.31% vs the prior close of $2.09. Day range $1.86–$2.04, opened at $2.04.
- Volume was 160.70K shares, 2.2x its 50-day average of 71.47K — unusually heavy trading.
- Price is -5.2% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 95.9% below the 52-week high.
Oct 7, 2026 — PLYX dips 0.5% to $2.09
- Closed at $2.09, -0.48% vs the prior close of $2.10. Day range $2.00–$2.10, opened at $2.09.
- Volume was 11.40K shares, 0.2x its 50-day average of 72.80K — lighter than usual.
- Price is -1.0% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 1% of that range, 95.7% below the 52-week high.
Oct 6, 2026 — PLYX rises 1.4% to $2.10
- Closed at $2.10, +1.45% vs the prior close of $2.07. Day range $2.07–$2.14, opened at $2.07.
- Volume was 5.80K shares, 0.1x its 50-day average of 76.08K — lighter than usual.
- Price is -0.4% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 1% of that range, 95.7% below the 52-week high.
Oct 5, 2026 — PLYX dips 0.5% to $2.07
- Closed at $2.07, -0.48% vs the prior close of $2.08. Day range $2.04–$2.15, opened at $2.05.
- Volume was 40.10K shares, 0.5x its 50-day average of 77.07K — lighter than usual.
- Price is -1.7% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 95.8% below the 52-week high.
Oct 2, 2026 — PLYX rises 3.0% to $2.08
- Closed at $2.08, +2.97% vs the prior close of $2.02. Day range $1.98–$2.08, opened at $2.03.
- Volume was 20.80K shares, 0.3x its 50-day average of 77.79K — lighter than usual.
- Price is -1.2% vs its 50-day average ($2.11).
- 52-week range $1.85–$48.91; today's close sits at 0% of that range, 95.7% below the 52-week high.
PLYX latest news & SEC filings
Every SEC filing by or about PLYX in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Sep 14, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.07 — Reported shareholder vote results.
Sep 1, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
- Item 8.01 — Reported other events the company considers important.
Aug 13, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Net income: -$1.38M (prior year -$1.01M) (loss widened vs Jun 30, 2025)
- Diluted EPS: -$0.03 (prior year -$0.02) (loss widened vs Jun 30, 2025)
Jul 28, 2026 · Form ARS — Annual report to shareholders
Annual report to shareholders
Jul 28, 2026 · Form DEFA14A — Additional proxy materials
Additional proxy materials
Jul 28, 2026 · Form DEF 14A — Proxy statement
Proxy statement — agenda for the shareholder meeting (board elections, executive pay, votes)
Jul 24, 2026 · Form S-8 — Employee share plan registration
Registration of shares for employee stock plans (S-8)
Jul 21, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Jul 17, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.08 — Set shareholder nomination dates.
- Item 8.01 — Reported other events the company considers important.
Things to know before you trade PLYX
- How much it moves: over the last 20 sessions the average daily move was 1.71% (largest 4.9%).
- Liquidity: about 31.67K shares (≈$59.54K) trade per day on average. Thin volume can mean wider bid/ask spreads.
- 52-week position: $1.88 vs a range of $1.85–$48.91 (0% 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): 12 open-market buys, 0 sales; latest: Partners Healthcare Ltd Mstone bought 88,453 shares on May 27, 2026.
- Latest filings: 8-K Sep 14, 2026; 8-K Sep 1, 2026; 10-Q Aug 13, 2026.
- Listing: Nasdaq · industry: Pharmaceutical Preparations.
PLYX market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 1.92 | 2.03 | 1.87 | 1.88 | 19.07K |
| Oct 15, 2026 | 1.94 | 1.97 | 1.88 | 1.95 | 42.60K |
| Oct 14, 2026 | 1.91 | 2.05 | 1.91 | 1.97 | 16.60K |
| Oct 13, 2026 | 1.98 | 2.05 | 1.91 | 1.94 | 14.80K |
| Oct 12, 2026 | 1.99 | 2.01 | 1.97 | 2.01 | 16.40K |
| Oct 9, 2026 | 2.00 | 2.03 | 1.98 | 2.00 | 11.00K |
| Oct 8, 2026 | 2.04 | 2.04 | 1.86 | 2.00 | 160.70K |
| Oct 7, 2026 | 2.09 | 2.10 | 2.00 | 2.09 | 11.40K |
| Oct 6, 2026 | 2.07 | 2.14 | 2.07 | 2.10 | 5.80K |
| Oct 5, 2026 | 2.05 | 2.15 | 2.04 | 2.07 | 40.10K |
| Oct 2, 2026 | 2.03 | 2.08 | 1.98 | 2.08 | 20.80K |
| Oct 1, 2026 | 2.05 | 2.06 | 1.97 | 2.02 | 59.00K |
| Sep 30, 2026 | 2.05 | 2.12 | 2.02 | 2.07 | 14.80K |
| Sep 29, 2026 | 2.05 | 2.08 | 2.00 | 2.07 | 31.00K |
| Sep 28, 2026 | 2.09 | 2.14 | 2.01 | 2.04 | 16.50K |
| Sep 25, 2026 | 2.11 | 2.14 | 2.07 | 2.09 | 13.40K |
| Sep 24, 2026 | 2.12 | 2.15 | 2.03 | 2.14 | 28.10K |
| Sep 23, 2026 | 2.19 | 2.19 | 2.04 | 2.14 | 54.60K |
| Sep 22, 2026 | 2.11 | 2.15 | 2.08 | 2.15 | 24.60K |
| Sep 21, 2026 | 2.06 | 2.17 | 2.04 | 2.14 | 32.10K |
About Polaryx Therapeutics
Polaryx Therapeutics (PLYX) is listed on the Nasdaq and classified by the SEC under “Pharmaceutical Preparations”. Its business address is in PARAMUS, NJ. State of incorporation: WY. Fiscal year ends December 31. SEC CIK 2075320.
PLYX 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 |
|---|---|---|
| Mitchel Berger | Director | Jan 29, 2026 |
| Iii Francis A Braun | Director | Jan 29, 2026 |
| G. Michael Landis | Chief Financial Officer | Feb 20, 2026 |
| Partners Healthcare Ltd Mstone | Director | May 28, 2026 |
| Charles S. Ryan | Director | Jan 29, 2026 |
| Alex Keun Mo Yang | Chief Executive Officer | May 28, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Lisa Bollinger | Chief Medical Officer | Jan 29, 2026 |
| G. Michael Landis | Chief Financial Officer | Feb 20, 2026 |
| Andrew John O | Chief Investment Officer | Jan 29, 2026 |
| Alex Keun Mo Yang | Chief Executive Officer | May 28, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 27, 2026 | Partners Healthcare Ltd Mstone | Buy | 88,453 | $4.07 |
| May 27, 2026 | Partners Healthcare Ltd Mstone | Buy | 88,453 | $4.07 |
| May 27, 2026 | Alex Keun Mo Yang | Buy | 88,453 | $4.07 |
| May 27, 2026 | Alex Keun Mo Yang | Buy | 88,453 | $4.07 |
| May 27, 2026 | Partners Healthcare Ltd Mstone | Buy | 88,453 | $4.07 |
| May 27, 2026 | Partners Healthcare Ltd Mstone | Buy | 88,453 | $4.07 |
| May 27, 2026 | Alex Keun Mo Yang | Buy | 88,453 | $4.07 |
| May 27, 2026 | Alex Keun Mo Yang | Buy | 88,453 | $4.07 |
| Feb 18, 2026 | G. Michael Landis | Buy | 2,867 | $2.79 |
| Feb 18, 2026 | G. Michael Landis | Buy | 2,867 | $2.79 |
| Feb 18, 2026 | G. Michael Landis | Buy | 2,867 | $2.79 |
| Feb 18, 2026 | G. Michael Landis | Buy | 2,867 | $2.79 |
PLYX financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | — | $-8.98M | -0.20 | $-3.94M |
| Dec 31, 2024 | — | $-30.36M | -0.89 | $-2.57M |
Latest balance sheet: total assets $11.81M, total liabilities $873.00K, cash $11.54M (as of Jun 30, 2026).
PLYX 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 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.