Labcorp stock heads into the open after a 0.1 percent gain

At the close on September 21, 2026, Labcorp stock stood at USD 320.71 on the NYSE, up 0.1 percent; a CMS reimbursement proposal became the session's key healthcare catalyst.

Labcorp stock closed at USD 320.71 on the NYSE on September 21, 2026, up 0.1 percent. The preliminary Medicare fee schedule was the key sector development, as Investing.com reported on September 21, 2026.

September 21, 2026 in numbers

Labcorp Holdings Inc. (ISIN US50540R4092, NYSE: LH) finished the September 21, 2026 session at USD 320.71. The shares opened at USD 320.32, according to MarketBeat data, while the close was 0.09 percent above the opening price.

CMS disclosed preliminary Calendar Year 2027 laboratory fee rates on September 21, 2026, with annual reimbursement cuts of up to 15 percent beginning January 1, 2027. Investing.com reported that the proposal directly affects Labcorp because routine clinical testing is reimbursed through the Clinical Laboratory Fee Schedule.

Today and the next session

September 22, 2026 is the next NYSE session for Labcorp. The CMS proposal remains the immediate company-related healthcare policy item, while the published material identifies November 2026 as the next concrete catalyst for final fee rates.