How many institutional investors hold CGEM?

4 tracked institutional investors disclosed a position in CGEM (CULLINAN THERAPEUTICS INC) in their most recent 13F filing.

Who is the largest institutional holder of CGEM?

Ken Griffin, Citadel Advisors, holds the largest disclosed position in CGEM, valued at $35M.

Where does this CGEM ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

CGEM — CULLINAN THERAPEUTICS INC

Name: CULLINAN THERAPEUTICS INC (CGEM) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying CGEM?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence

Institutional Conviction

Strong distribution · 0 buying vs 2 selling last quarter

Macro Tailwind

Macro conditions are mixed for this sector

Why? — Evidence & Confidence ▾

Of 2 tracked investors who changed their CGEM position last quarter, 0 bought and 2 sold (0% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 55/100 in a Squeeze regime).

Supporting evidence

+4 tracked investors reported holding CGEM at their latest filing
+Macro Health is 55/100 in a Squeeze regime — historically acceptable for this sectorsource

Contradicting evidence — always shown

−2 tracked investors reduced or exited last quarter (2 reduced, 0 sold out)
−13F data is disclosed up to 45 days after quarter end — positions may have changed since

Know the limits

· 13F disclosure lag (up to 45 days)
· Tracked investors are a sample, not the whole market
· Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/20/2026.

About CULLINAN THERAPEUTICS INC (CGEM)

CULLINAN THERAPEUTICS INC (CGEM) appears in the most recent 13F filings of 4 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $35M. Across recent filings, tracked investors recorded 2 new positions, 3 increased, 2 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in CGEM

/100

Institutional Accumulation

Added / Increased5

Reduced2

Exited0

BearishBullish

Crowded Trade Score™

How many top investors track CGEM

/100

Emerging Interest

4investors

A small number of top investors own this.

UndiscoveredCrowded

151015+

CGEM Ownership Composition

How CULLINAN THERAPEUTICS INC is held across tracked investor types, based on reported 13F positions.

Dominant Type

Multi-Strategy / Quant

98% of tracked value

Institutions

tracked investors

Total Reported

$17.8M

combined 13F value

Multi-Strategy / Quant97.7%
Macro2.3%

Multi-Strategy / Quant(3)

97.7%

Macro(1)

2.3%

Tracked investors currently reporting CGEM

Investor	Firm	Shares	Market value	% of portfolio	As of
Ken Griffin	Citadel Advisors	513.2K	$9.3M	0.00%	Jun 30, 2026
Izzy Englander	Millennium Management	366.2K	$6.7M	0.00%	Jun 30, 2026
Steve Cohen	Point72 Asset Management	75K	$1.4M	0.00%	Jun 30, 2026
Paul Tudor Jones	Tudor Investment Corp	22.5K	$410.1K	0.00%	Jun 30, 2026

Ken GriffinJun 30, 2026
Citadel Advisors
Shares
513.2K
Value
$9.3M
% Portfolio
0.00%
Izzy EnglanderJun 30, 2026
Millennium Management
Shares
366.2K
Value
$6.7M
% Portfolio
0.00%
Steve CohenJun 30, 2026
Point72 Asset Management
Shares
75K
Value
$1.4M
% Portfolio
0.00%
Paul Tudor JonesJun 30, 2026
Tudor Investment Corp
Shares
22.5K
Value
$410.1K
% Portfolio
0.00%

Recent activity

Investor	Action	Δ %	Current value	Filing date
Steve Cohen	New	—	$3.7M	Feb 17, 2026
Steve Cohen	Increased	151.38%	$12.9M	May 15, 2026
Steve Cohen	Reduced	-91.72%	$1.4M	Aug 14, 2026
Paul Tudor Jones	New	—	$166.7K	Aug 14, 2025
Paul Tudor Jones	Increased	30.94%	$171.9K	Dec 9, 2025
Paul Tudor Jones	Increased	186.22%	$411.9K	May 15, 2026
Paul Tudor Jones	Reduced	-22.32%	$410.1K	Aug 14, 2026

Steve Cohen
New
$3.7MFeb 17, 2026
Steve Cohen
Increased
$12.9M(151.38%)May 15, 2026
Steve Cohen
Reduced
$1.4M(-91.72%)Aug 14, 2026
Paul Tudor Jones
New
$166.7KAug 14, 2025
Paul Tudor Jones
Increased
$171.9K(30.94%)Dec 9, 2025
Paul Tudor Jones
Increased
$411.9K(186.22%)May 15, 2026
Paul Tudor Jones
Reduced
$410.1K(-22.32%)Aug 14, 2026

Frequently asked questions

How many institutional investors hold CGEM?: 4 tracked institutional investors disclosed a position in CGEM (CULLINAN THERAPEUTICS INC) in their most recent 13F filing.
Who is the largest institutional holder of CGEM?: Ken Griffin, Citadel Advisors, holds the largest disclosed position in CGEM, valued at $35M.
Did institutional ownership of CGEM increase or decrease?: Across recent 13F filings, tracked investors recorded 2 new positions, 3 increased, 2 reduced, and 0 fully exited CGEM.
Where does this CGEM ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.