Xencor, Inc.

1. 01

   Set a 52-week high on 4 Nov 2026

   Closed at $35.03 on 4 Nov 2026: 0.1% below the 52-week high of $35.05 (4 Nov 2026) and 237.6% above the low of $10.38 (19 May 2026).

   Daily price bars, split-adjusted · as of 4 Nov 2026

2. 02

   Ahead of SPY and its sector fund XLV over 1 year

   1 month: +43.8% (SPY −1.6%, XLV +13.5%). 3 months: +76.6% (SPY −0.4%, XLV +15.5%). 1 year: +155.7% (SPY +13.6%, XLV +30.7%). Price change to the 4 Nov 2026 close; dividends excluded.

   Daily closes, split-adjusted: XNCR, SPY and XLV · as of 4 Nov 2026

3. 03

   Rose 14.3% on 4 Nov 2026

   The 4 Nov 2026 gain of 14.3% was 4.8× its average daily move of 3.0% over the past year, and its largest one-day gain since 26 Oct 2026.

   Daily closes, split-adjusted · as of 4 Nov 2026

4. 04

   9.1 days to cover short interest

   12.3M shares were sold short at the 15 Oct 2026 settlement, 16.5% of the 74.4M shares outstanding; covering them would take 9.1 days of average volume. Short interest is reported twice a month, on a lag.

   Exchange short-interest filing · as of 15 Oct 2026

5. 05

   Above its 50- and 200-day averages

   The 4 Nov 2026 close of $35.03 was 35.1% above its 50-day average ($25.92) and 103.2% above its 200-day average ($17.24). It has closed above the 200-day for 96 sessions, since 22 Jun 2026. The 50-day average crossed above the 200-day on 22 Jul 2026, 74 sessions ago.

   Daily closes, split-adjusted; 50- and 200-session simple averages · as of 4 Nov 2026

At the 4 Nov 2026 close