Jim Simons’s CalciMedica CALC Stock Holding History

Jim Simons’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	$69.2K	Buy	128,075 +39,775	+45%	+$80.7K	﹤0.01%	3075
2025 Q4	$582K	Buy	88,300 +18,300	+26%	+$71.4K	﹤0.01%	2512
2025 Q3	$215K	Buy	70,000 +34,000	+94%	+$97.8K	﹤0.01%	3112
2025 Q2	$57.6K	Buy	36,000 +584	+2%	+$1K	﹤0.01%	3374
2025 Q1	$67.6K	Sell	35,416 -7,784	-18%	-$19.4K	﹤0.01%	3249
2024 Q4	$153K	Buy	+43,200	New	+$151K	﹤0.01%	3224
2023 Q1	–	Sell	-11,143	Closed	-$78K	–	3998
2022 Q4	$78K	Sell	11,143 -3,178	-22%	-$35.6K	﹤0.01%	3692
2022 Q3	$189K	Buy	14,321 +10,600	+285%	+$150K	﹤0.01%	3402
2022 Q2	$57K	Buy	3,721 +1,197	+47%	+$16.3K	﹤0.01%	3976
2022 Q1	$43K	Buy	2,524 +1,738	+221%	+$33.1K	﹤0.01%	3928
2021 Q4	$20K	Buy	+786	New	+$30.5K	﹤0.01%	3838

Other funds holding CALC

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

1WA

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 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 $1.59B AUM 39.81% 1-Year Est. Return

Jim Simons's CALC Position: Q1 2026 in Review

Jim Simons increased its CalciMedica (CALC) stake by 45% in Q1 2026, buying an estimated $80.7K and bringing the position to 128,075 shares worth $69.2K. The position accounts for ﹤0.01% of the portfolio, ranked #3075.

Jim Simons first reported a position in CALC in Q4 2021 and has held it in 11 quarters since. The position peaked at $582K in Q4 2025. 27 funds tracked by Wall St. Rank hold CALC as of Q1 2026.

Jim Simons held 128,075 shares of CalciMedica worth $69.2K as of Q1 2026.
Jim Simons bought 39,775 CalciMedica shares in Q1 2026, an estimated $80.7K.
CalciMedica made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #3075 holding.
Jim Simons first reported a position in CalciMedica in Q4 2021 and has held it in 11 quarters since.
Jim Simons's CalciMedica position peaked at $582K in Q4 2025.
27 funds tracked by Wall St. Rank held CalciMedica as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.