X4 Pharmaceuticals (XFOR) closed at $3.35 on October 28, 2026, up 3.1% from the previous close, on volume of 516,983 shares (30-day average 859,230).
Data as of October 28, 2026.
Wells Fargo Sticks to Its Buy Rating for X4 Pharmaceuticals (XFOR)
TipRanks (Mon, 26-Oct 2:35 AM ET)
Globe Newswire (Fri, 9-Oct 7:00 AM ET)
X4 Pharmaceuticals Secures Up to $150 Million Senior Debt Facility with K2 HealthVentures
Globe Newswire (Thu, 8-Oct 7:00 AM ET)
X4 Pharmaceuticals Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire (Thu, 1-Oct 4:30 PM ET)
X4 Pharmaceuticals to Participate in a Fireside Chat at the 2026 Wells Fargo Healthcare Conference
Globe Newswire (Wed, 9-Sep 7:00 AM ET)
X4 Pharmaceuticals Announces Positive Outcome from FDA Type C Meeting
Globe Newswire (Tue, 8-Sep 7:00 AM ET)
X4 Pharmaceuticals Secures EU Milestone and Maintains Strong Cash Position Into 2029
Market Chameleon (Fri, 7-Aug 7:31 AM ET)
X4 Pharmaceuticals Reports Second Quarter 2026 Financial Results and Provides Corporate Update
Globe Newswire (Thu, 6-Aug 4:15 PM ET)
Market Chameleon (Fri, 24-Oct 6:30 AM ET)
X4 Pharmaceuticals Inc is a biopharmaceutical company developing and commercializing novel therapeutics for the treatment of rare hematology diseases. The Company's clinical candidate is mavorixafor, a small molecule antagonist of the chemokine receptor CXCR4 that is being developed as an oral, once-daily therapy. It can increase the mobilization of mature, functional white blood cells from the bone marrow into the bloodstream. It also has two pre-clinical candidates X4P-003 and X4P-002 which are CXCR4 antagonists with different properties.
X4 Pharmaceuticals trades on the NASDAQ stock market under the symbol XFOR.
As of October 28, 2026, XFOR stock price climbed to $3.35 with 516,983 million shares trading.
XFOR has a beta of 1.87, meaning it tends to be more sensitive to market movements. XFOR has a correlation of 0.11 to the broad based SPY ETF.
XFOR has a market cap of $332.14 million. This is considered a Small Cap stock.
Last quarter X4 Pharmaceuticals reported $9 million in Revenue and -$.13 earnings per share. This beat revenue expectation by $7 million and exceeded earnings estimates by $.06.
In the last 3 years, XFOR traded as high as $48.00 and as low as $1.35.
The top ETF exchange traded funds that XFOR belongs to (by Net Assets): VTI, IWM, IWN, VXF, VTWO.
XFOR has underperformed the market in the last year with a return of -10.4%, while the SPY ETF gained +13.8%. In the last 3 month period, XFOR fell short of the market, returning -15.0%, while SPY returned +4.8%. However, in the most recent 2 weeks XFOR has outperformed the stock market by returning +28.8%, while SPY returned -0.7%.
XFOR support price is $3.10 and resistance is $3.40 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that XFOR shares will trade within this expected range on the day.