How many institutional investors hold STM?

6 tracked institutional investors disclosed a position in STM (STMICROELECTRONICS N V) in their most recent 13F filing.

Who is the largest institutional holder of STM?

Leopold Aschenbrenner, Situational Awareness LP, holds the largest disclosed position in STM, valued at $584M.

Where does this STM 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.

STM — STMICROELECTRONICS N V

Name: STMICROELECTRONICS N V (STM) — 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 STM?

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

Confidence

Institutional Conviction

Net accumulation · 3 buying vs 0 selling last quarter

Macro Tailwind

Macro conditions are mixed for this sector

Congressional Activity

1 congressional purchase, 0 sales disclosed in the last 6 months

Why? — Evidence & Confidence ▾

Of 3 tracked investors who changed their STM position last quarter, 3 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 56/100 in a Overheat regime). 1 congressional purchase, 0 sales disclosed in the last 6 months.

Supporting evidence

+3 tracked investors added or increased positions last quarter (Leopold Aschenbrenner, George Soros, Stanley Druckenmiller)
+6 tracked investors reported holding STM at their latest filing
+Macro Health is 56/100 in a Overheat regime — historically acceptable for this sectorsource

Contradicting evidence — always shown

−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 9/18/2026.

About STMICROELECTRONICS N V (STM)

STMICROELECTRONICS N V (STM) appears in the most recent 13F filings of 6 tracked institutional investors. The largest disclosed position is held by Leopold Aschenbrenner (Situational Awareness LP), valued at $584M. Across recent filings, tracked investors recorded 3 new positions, 2 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in STM

100

/100

Strong Institutional Accumulation

Added / Increased5

Reduced0

Exited0

BearishBullish

Crowded Trade Score™

How many top investors track STM

/100

Moderate Interest

6investors

Several tracked investors have exposure.

UndiscoveredCrowded

151015+

STM Ownership Composition

How STMICROELECTRONICS N V is held across tracked investor types, based on reported 13F positions.

Dominant Type

Multi-Strategy / Quant

54% of tracked value

Institutions

tracked investors

Total Reported

$1.8B

combined 13F value

Multi-Strategy / Quant54.3%
Other32.6%
Macro13.1%

Multi-Strategy / Quant(3)

54.3%

Other(1)

32.6%

Macro(2)

13.1%

Tracked investors currently reporting STM

1 tracked investor has since exited this position — listed separately below.

Investor	Firm	Shares	Market value	% of portfolio	As of
Leopold Aschenbrenner	Situational Awareness LP	7.8M	$584.3M	2.89%	Jun 30, 2026
Ken Griffin	Citadel Advisors	6.7M	$500.8M	0.06%	Jun 30, 2026
Steve Cohen	Point72 Asset Management	3.2M	$237.8M	0.26%	Jun 30, 2026
Izzy Englander	Millennium Management	3.1M	$233.8M	0.08%	Jun 30, 2026
Stanley Druckenmiller	Duquesne Family Office	3.1M	$232.4M	4.46%	Jun 30, 2026
George Soros	Soros Fund Management	18.3K	$1.4M	0.02%	Jun 30, 2026

Leopold AschenbrennerJun 30, 2026
Situational Awareness LP
Shares
7.8M
Value
$584.3M
% Portfolio
2.89%
Ken GriffinJun 30, 2026
Citadel Advisors
Shares
6.7M
Value
$500.8M
% Portfolio
0.06%
Steve CohenJun 30, 2026
Point72 Asset Management
Shares
3.2M
Value
$237.8M
% Portfolio
0.26%
Izzy EnglanderJun 30, 2026
Millennium Management
Shares
3.1M
Value
$233.8M
% Portfolio
0.08%
Stanley DruckenmillerJun 30, 2026
Duquesne Family Office
Shares
3.1M
Value
$232.4M
% Portfolio
4.46%
George SorosJun 30, 2026
Soros Fund Management
Shares
18.3K
Value
$1.4M
% Portfolio
0.02%

Previously held STM

These investors reported STM in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.

Investor	Firm	Last reported shares	Value then	Last held
Paul Tudor Jones	Tudor Investment Corp	133.4K	$3.8M	Sep 30, 2025

Recent activity

Investor	Action	Δ %	Current value	Filing date
Leopold Aschenbrenner	New	—	$584.3M	Aug 14, 2026
George Soros	New	—	$1.4M	Aug 14, 2026
Stanley Druckenmiller	New	—	$20.1M	Feb 17, 2026
Stanley Druckenmiller	Increased	237.78%	$90.3M	May 15, 2026
Stanley Druckenmiller	Increased	18.75%	$232.4M	Aug 14, 2026

Leopold Aschenbrenner
New
$584.3MAug 14, 2026
George Soros
New
$1.4MAug 14, 2026
Stanley Druckenmiller
New
$20.1MFeb 17, 2026
Stanley Druckenmiller
Increased
$90.3M(237.78%)May 15, 2026
Stanley Druckenmiller
Increased
$232.4M(18.75%)Aug 14, 2026

Frequently asked questions

How many institutional investors hold STM?: 6 tracked institutional investors disclosed a position in STM (STMICROELECTRONICS N V) in their most recent 13F filing.
Who is the largest institutional holder of STM?: Leopold Aschenbrenner, Situational Awareness LP, holds the largest disclosed position in STM, valued at $584M.
Did institutional ownership of STM increase or decrease?: Across recent 13F filings, tracked investors recorded 3 new positions, 2 increased, 0 reduced, and 0 fully exited STM.
Where does this STM 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.