Jane Street’s CalciMedica CALC Stock Holding History

Jane Street’s Portfolio CALC Stock Details CALC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$96.4K	Buy	178,515 +159,312	+830%	+$323K	﹤0.01%	10671
2025 Q4	$127K	Buy	+19,203	New	+$74.9K	﹤0.01%	10052
2022 Q4	–	Sell	-818	Closed	-$11K	–	9203
2022 Q3	$11K	Buy	+818	New	+$11.6K	﹤0.01%	9323
2021 Q3	–	Sell	-1,249	Closed	-$95K	–	9956
2021 Q2	$95K	Sell	1,249 -235	-16%	-$15.4K	﹤0.01%	9287
2021 Q1	$115K	Buy	+1,484	New	+$444K	﹤0.01%	8581

Other funds holding CALC

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

1WA

180 Wealth Advisors Federal Way, Washington $997M AUM 47.84% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 1-Year Est. Return

SFFS

Stonehage Fleming Financial Services St. Helier, Jersey $2.75B AUM 13.81% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

GCP

GSA Capital Partners London, United Kingdom $1.61B AUM 28.28% 1-Year Est. Return

Jane Street's CALC Position: Q1 2026 in Review

Jane Street increased its CalciMedica (CALC) stake by 830% in Q1 2026, buying an estimated $323K and bringing the position to 178,515 shares worth $96.4K. The position accounts for ﹤0.01% of the portfolio, ranked #10671.

Jane Street first reported a position in CALC in Q1 2021 and has held it in 5 quarters since. The position peaked at $127K in Q4 2025. 27 funds tracked by Wall St. Rank hold CALC as of Q1 2026.

Jane Street held 178,515 shares of CalciMedica worth $96.4K as of Q1 2026.
Jane Street bought 159,312 CalciMedica shares in Q1 2026, an estimated $323K.
CalciMedica made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #10671 holding.
Jane Street first reported a position in CalciMedica in Q1 2021 and has held it in 5 quarters since.
Jane Street's CalciMedica position peaked at $127K in Q4 2025.
27 funds tracked by Wall St. Rank held CalciMedica as of Q1 2026.

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