Jane Street
XNCR icon

Jane Street’s Xencor XNCR Stock Holding History

Jane Street’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
2026
Q1 		– Sell
-19,306
Closed -$296K – 13165
2025
Q4 		$296K Buy
+19,306
New +$288K ﹤0.01% 8871
2025
Q1 		– Sell
-35,437
Closed -$814K – 10802
2024
Q4 		$814K Sell
35,437
-132,994
-79% -$3.06M ﹤0.01% 5775
2024
Q3 		$3.39M Buy
168,431
+26,473
+19% +$497K ﹤0.01% 3510
2024
Q2 		$2.69M Buy
141,958
+126,851
+840% +$2.72M ﹤0.01% 3991
2024
Q1 		$334K Sell
15,107
-26,795
-64% -$579K ﹤0.01% 7383
2023
Q4 		$890K Buy
41,902
+24,063
+135% +$458K ﹤0.01% 5758
2023
Q3 		$359K Sell
17,839
-32,293
-64% -$734K ﹤0.01% 6781
2023
Q2 		$1.25M Buy
50,132
+38,530
+332% +$1.05M ﹤0.01% 4858
2023
Q1 		$324K Buy
+11,602
New +$358K ﹤0.01% 7069
2022
Q2 		– Sell
-12,778
Closed -$341K – 11081
2022
Q1 		$341K Buy
+12,778
New +$412K ﹤0.01% 8191
2021
Q3 		– Sell
-10,570
Closed -$365K – 10855
2021
Q2 		$365K Buy
10,570
+3,821
+57% +$151K ﹤0.01% 7823
2021
Q1 		$291K Sell
6,749
-6,791
-50% -$322K ﹤0.01% 7746
2020
Q4 		$591K Buy
13,540
+4
+0% +$165 ﹤0.01% 5487
2020
Q3 		$525K Buy
13,536
+39
+0.3% +$1.35K ﹤0.01% 5075
2020
Q2 		$438K Buy
+13,497
New +$414K ﹤0.01% 5273
2019
Q4 		– Sell
-6,321
Closed -$213K – 5872
2019
Q3 		$213K Buy
+6,321
New +$252K ﹤0.01% 4584

Other funds holding XNCR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

Jane Street's XNCR Position: Q1 2026 in Review

Jane Street sold out of Xencor (XNCR) in Q1 2026, closing a stake of 19,306 shares — an estimated $296K sold.

Jane Street first reported a position in XNCR in Q3 2019 and held it in 16 quarters. The position peaked at $3.39M in Q3 2024. 203 funds tracked by Wall St. Rank hold XNCR as of Q1 2026.

  • Jane Street reported no remaining Xencor position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 19,306 Xencor shares in Q1 2026, an estimated $296K.
  • Jane Street first reported a position in Xencor in Q3 2019 and held it in 16 quarters.
  • Jane Street's Xencor position peaked at $3.39M in Q3 2024.
  • 203 funds tracked by Wall St. Rank held Xencor as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.