Citadel Advisors
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Citadel Advisors’s Xencor XNCR Stock Holding History

Citadel Advisors’s Portfolio XNCR Stock Details XNCR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-3,400
Closed -$36.2K – 15409
2025
Q1 		$36.2K Buy
3,400
+1,700
+100% +$28.1K ﹤0.01% 12632
2024
Q4 		$39.1K Sell
1,700
-800
-32% -$18.4K ﹤0.01% 12631
2024
Q3 		$50.3K Sell
2,500
-1,400
-36% -$26.3K ﹤0.01% 11911
2024
Q2 		$73.8K Buy
3,900
+1,700
+77% +$36.5K ﹤0.01% 11309
2024
Q1 		$48.7K Buy
2,200
+400
+22% +$8.64K ﹤0.01% 12196
2023
Q4 		$38.2K Buy
1,800
+1,300
+260% +$24.7K ﹤0.01% 12051
2023
Q3 		$10.1K Sell
500
-800
-62% -$18.2K ﹤0.01% 13091
2023
Q2 		$32.5K Hold
1,300
– – ﹤0.01% 12274
2023
Q1 		$36.3K Buy
1,300
+1,100
+550% +$33.9K ﹤0.01% 12548
2022
Q4 		$5.21K Buy
+200
New +$5.59K ﹤0.01% 14026
2022
Q1 		– Sell
-10,200
Closed -$409K – 14723
2021
Q4 		$409K Buy
+10,200
New +$387K ﹤0.01% 10161
2021
Q1 		– Sell
-9,900
Closed -$432K – 13795
2020
Q4 		$432K Buy
+9,900
New +$409K ﹤0.01% 8412
2020
Q3 		– Sell
-6,300
Closed -$204K – 10839
2020
Q2 		$204K Buy
+6,300
New +$193K ﹤0.01% 8504
2019
Q3 		– Sell
-5,500
Closed -$225K – 9831
2019
Q2 		$225K Sell
5,500
-3,400
-38% -$112K ﹤0.01% 8025
2019
Q1 		$276K Buy
8,900
+1,800
+25% +$59.9K ﹤0.01% 7736
2018
Q4 		$257K Sell
7,100
-200
-3% -$7.34K ﹤0.01% 7504
2018
Q3 		$284K Buy
7,300
+1,400
+24% +$57.1K ﹤0.01% 7658
2018
Q2 		$218K Buy
+5,900
New +$203K ﹤0.01% 7753
2015
Q4 		– Sell
-100
Closed -$1K – 9277
2015
Q3 		$1K Sell
100
-500
-83% -$9.79K ﹤0.01% 8792
2015
Q2 		$13K Buy
+600
New +$10.2K ﹤0.01% 8334

Other funds holding XNCR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Citadel Advisors's XNCR Position: Q2 2026 in Review

Citadel Advisors reduced its Xencor (XNCR) stake by 49% in Q2 2026, selling an estimated $2.33M and leaving 190,826 shares worth $3.07M. The position accounts for ﹤0.01% of the portfolio, ranked #5653.

Citadel Advisors first reported a position in XNCR in Q1 2015 and has held it in 36 quarters since. The position peaked at $11.2M in Q3 2024. 209 funds tracked by Wall St. Rank hold XNCR as of Q2 2026.

  • Citadel Advisors held 190,826 shares of Xencor worth $3.07M as of Q2 2026.
  • Citadel Advisors sold 186,873 Xencor shares in Q2 2026, an estimated $2.33M.
  • Xencor made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #5653 holding.
  • Citadel Advisors first reported a position in Xencor in Q1 2015 and has held it in 36 quarters since.
  • Citadel Advisors's Xencor position peaked at $11.2M in Q3 2024.
  • 209 funds tracked by Wall St. Rank held Xencor as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.