Simon Quick Advisors’s Castle Biosciences CSTL Stock Holding History

Simon Quick Advisors’s Portfolio CSTL Stock Details CSTL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$210K	Hold	8,561	–	–	0.01%	361
2025 Q4	$333K	Sell	8,561 -5,001	-37%	-$161K	0.01%	302
2025 Q3	$309K	Hold	13,562	–	–	0.01%	320
2025 Q2	$277K	Sell	13,562 -33	-0.2%	-$611	0.01%	309
2025 Q1	$272K	Buy	13,595 +20	+0.1%	+$495	0.02%	465
2024 Q4	$362K	Sell	13,575 -28	-0.2%	-$853	0.02%	321
2024 Q3	$388K	Sell	13,603 -10,005	-42%	-$255K	0.02%	272
2024 Q2	$514K	Sell	23,608 -5,454	-19%	-$122K	0.04%	216
2024 Q1	$644K	Hold	29,062	–	–	0.05%	170
2023 Q4	$627K	Hold	29,062	–	–	0.06%	148
2023 Q3	$491K	Hold	29,062	–	–	0.05%	167
2023 Q2	$399K	Buy	29,062 +3,062	+12%	+$62K	0.04%	175
2023 Q1	$591K	Hold	26,000	–	–	0.06%	139
2022 Q4	$612K	Hold	26,000	–	–	0.07%	119
2022 Q3	$678K	Buy	+26,000	New	+$729K	0.1%	99

Other funds holding CSTL

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

RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

PCM

Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

SPPAM

Summit Partners Public Asset Management Boston, Massachusetts $3.72B AUM 162.29% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Allianz Asset Management Munich, Germany $95.4B AUM 38.74% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Simon Quick Advisors's CSTL Position: Q1 2026 in Review

Simon Quick Advisors held its Castle Biosciences (CSTL) position steady in Q1 2026 at 8,561 shares worth $210K. The position accounts for 0.01% of the portfolio, ranked #361.

Simon Quick Advisors first reported a position in CSTL in Q3 2022 and has held it in 15 quarters since. The position peaked at $678K in Q3 2022. 186 funds tracked by Wall St. Rank hold CSTL as of Q1 2026.

Simon Quick Advisors held 8,561 shares of Castle Biosciences worth $210K as of Q1 2026.
Simon Quick Advisors left its Castle Biosciences share count unchanged in Q1 2026.
Castle Biosciences made up 0.01% of Simon Quick Advisors's portfolio in Q1 2026, its #361 holding.
Simon Quick Advisors first reported a position in Castle Biosciences in Q3 2022 and has held it in 15 quarters since.
Simon Quick Advisors's Castle Biosciences position peaked at $678K in Q3 2022.
186 funds tracked by Wall St. Rank held Castle Biosciences as of Q1 2026.

Based on Simon Quick Advisors's 13F filing for Q1 2026, filed 6 May 2026.