CALCIMEDICA INC (CALC) is held by 18 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is JANE STREET GROUP, LLC as of Q1 2026.

Are institutions buying or selling CALC?

In Q1 2026, 10 institutions opened or increased positions in CALCIMEDICA INC while 7 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on CALC?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for CALCIMEDICA INC.

How many hedge funds hold CALC?

18 institutional investors report holding CALCIMEDICA INC (CALC) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into CALC?

As of Q1 2026, tracked institutions in CALCIMEDICA INC show 10 buyers versus 7 sellers — net inflows.

CALCIMEDICA INC

CALC·38942Q202·US·Common Stock·Healthcare - Biotechnology-Activist

Holders

Avg rating(7 Elite)

$397,883

Total Value

59% (22)

Fund Consensus

10 buying - 7 selling

Smart Money Verdict

View all

Held by 18 funds

7 elite

Who's Trading

ActivistALAlafi Capital Company LLC17.1%Jul 10, 2026

ActivistBIBering Partners II GP, L.L.C.6.9%Jul 2, 2026

ActivistVIValence Investments SPV IV, LLC1.2%Jun 30, 2026

InsiderMAMiddleton Fred ABuy $200KJun 25, 2026

ActivistAVAvenue Venture Opportunities Fund II, L.P.5.0%Jun 25, 2026

ActivistCJChernett Jorey0.0%May 20, 2026

ActivistSOSoleus Capital Management, L.P.2.4%May 8, 2026

InsiderRWRoberts Eric WBuy $8KSep 18, 2025

InsiderRWRoberts Eric WBuy $9KSep 15, 2025

InsiderRWRoberts Eric WBuy $16KSep 12, 2025

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
JANE STREET GROUP, LLC	Increased	178,515(+829.6%)	$96,398	0.0%	-17.99%	24
VAVANGUARD CAPITAL MANAGEMENT LLC	New	169,110	$91,319	0.0%	+60.34%	33
RENAISSANCE TECHNOLOGIES LLC	Increased	128,075(+45.0%)	$69,161	0.0%	-66.00%	29
GEODE CAPITAL MANAGEMENT, LLC	Increased	123,382(+23.6%)	$66,652	0.0%	-69.44%	17
VFVANGUARD FIDUCIARY TRUST CO	New	45,829	$24,748	0.0%	+60.34%	29
SUSQUEHANNA INTERNATIONAL GROUP, LLP	New	30,716	$16,587	0.0%	+60.34%	28
STATE STREET CORP	New	17,073	$9,219	0.0%	+60.34%	26
FIRST MANHATTAN CO. LLC.	Unchanged	13,226	$7,142	0.0%	-53.27%	0
SIMPLEX TRADING, LLC	New	12,816	$6,920	0.0%	+60.34%	25
NORTHERN TRUST CORP	Unchanged	12,530	$6,766	0.0%	-83.77%	0
Rockefeller Capital Management L.P.	Decreased	5,000(-50.0%)	$2,700	0.0%	-69.90%	0
BROWN BROTHERS HARRIMAN & CO	Unchanged	308	$166	0.0%	-76.52%	0
OSAIC HOLDINGS, INC.	Unchanged	107	$58	0.0%	-61.19%	0
HRT FINANCIAL LP	New	39,699	$21	0.0%	+60.34%	15
Virtu Financial LLC	New	17,895	$10	0.0%	+60.34%	15
UBS Group AG	Decreased	17(-98.5%)	$9	0.0%	-83.58%	0
WELLS FARGO & COMPANY/MN	Unchanged	10	$5	0.0%	-83.77%	0
BNP PARIBAS FINANCIAL MARKETS	Decreased	3(-84.2%)	$2	0.0%	-34.97%	0
MILLENNIUM MANAGEMENT LLC	Exited	0(-100.0%)	$97,894	0.0%	-85.34%	0
ENVESTNET ASSET MANAGEMENT INC	Exited	0(-100.0%)	$416,396	0.0%	-79.35%	0