Jeff Yass’s Xencor XNCR Stock Holding History

Jeff Yass’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
2021 Q2	–	Sell	-33,000	Closed	-$1.42M	–	13361
2021 Q1	$1.42M	Sell	33,000 -4,600	-12%	-$218K	﹤0.01%	6801
2020 Q4	$1.64M	Buy	+37,600	New	+$1.55M	﹤0.01%	5530
2020 Q3	–	Sell	-10,100	Closed	-$327K	–	11238
2020 Q2	$327K	Buy	+10,100	New	+$310K	﹤0.01%	8199
2020 Q1	–	Sell	-9,900	Closed	-$340K	–	10994
2019 Q4	$340K	Sell	9,900 -44,300	-82%	-$1.62M	﹤0.01%	7786
2019 Q3	$1.83M	Buy	54,200 +5,900	+12%	+$236K	﹤0.01%	4399
2019 Q2	$1.98M	Buy	+48,300	New	+$1.59M	﹤0.01%	4185
2018 Q4	–	Sell	-5,400	Closed	-$210K	–	10105
2018 Q3	$210K	Buy	+5,400	New	+$220K	﹤0.01%	8134
2016 Q4	–	Sell	-21,700	Closed	-$531K	–	10252
2016 Q3	$531K	Sell	21,700 -9,100	-30%	-$193K	﹤0.01%	5961
2016 Q2	$585K	Buy	30,800 +19,100	+163%	+$262K	﹤0.01%	5862
2016 Q1	$157K	Sell	11,700 -7,900	-40%	-$93.5K	﹤0.01%	8176
2015 Q4	$287K	Sell	19,600 -7,500	-28%	-$101K	﹤0.01%	7768
2015 Q3	$331K	Buy	+27,100	New	+$530K	﹤0.01%	7874

Other funds holding XNCR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return

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 Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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 Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jeff Yass's XNCR Position: Q2 2026 in Review

Jeff Yass increased its Xencor (XNCR) stake by 58% in Q2 2026, buying an estimated $204K and bringing the position to 44,403 shares worth $715K. The position accounts for ﹤0.01% of the portfolio, ranked #9052.

Jeff Yass first reported a position in XNCR in Q2 2014 and has held it in 35 quarters since. The position peaked at $2.1M in Q4 2021. 207 funds tracked by Wall St. Rank hold XNCR as of Q2 2026.

Jeff Yass held 44,403 shares of Xencor worth $715K as of Q2 2026.
Jeff Yass bought 16,364 Xencor shares in Q2 2026, an estimated $204K.
Xencor made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #9052 holding.
Jeff Yass first reported a position in Xencor in Q2 2014 and has held it in 35 quarters since.
Jeff Yass's Xencor position peaked at $2.1M in Q4 2021.
207 funds tracked by Wall St. Rank held Xencor as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.