SEI Investments’s Black Diamond Therapeutics BDTX Stock Holding History

SEI Investments’s Portfolio BDTX Stock Details BDTX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$84.5K	Buy	+39,683	New	+$94.4K	﹤0.01%	3121
2025 Q2	–	Sell	-22,802	Closed	-$35.3K	–	2799
2025 Q1	$35.3K	Hold	22,802	–	–	﹤0.01%	2703
2024 Q4	$48.8K	Buy	+22,802	New	+$65.3K	﹤0.01%	2668
2021 Q2	–	Sell	-12,307	Closed	-$299K	–	2547
2021 Q1	$299K	Sell	12,307 -260	-2%	-$7.01K	﹤0.01%	2253
2020 Q4	$403K	Buy	12,567 +1,636	+15%	+$53.7K	﹤0.01%	2084
2020 Q3	$330K	Buy	+10,931	New	+$333K	﹤0.01%	2063

Other funds holding BDTX

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

NMC

NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $43.4B AUM 51.29% 1-Year Est. Return

Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

SEI Investments's BDTX Position: Q1 2026 in Review

SEI Investments opened a new position in Black Diamond Therapeutics (BDTX) in Q1 2026: 39,683 shares worth $84.5K. The stake represents ﹤0.01% of the portfolio and ranks #3121 among its holdings. This is a return to the name: SEI Investments previously reported a position in BDTX as recently as Q1 2025.

SEI Investments first reported a position in BDTX in Q3 2020 and has held it in 6 quarters since. The position peaked at $403K in Q4 2020. 104 funds tracked by Wall St. Rank hold BDTX as of Q1 2026.

SEI Investments held 39,683 shares of Black Diamond Therapeutics worth $84.5K as of Q1 2026.
Black Diamond Therapeutics was a new SEI Investments position in Q1 2026.
Black Diamond Therapeutics made up ﹤0.01% of SEI Investments's portfolio in Q1 2026, its #3121 holding.
SEI Investments first reported a position in Black Diamond Therapeutics in Q3 2020 and has held it in 6 quarters since.
SEI Investments's Black Diamond Therapeutics position peaked at $403K in Q4 2020.
104 funds tracked by Wall St. Rank held Black Diamond Therapeutics as of Q1 2026.

Based on SEI Investments's 13F filing for Q1 2026, filed 13 May 2026.