Jim Simons (founder)

Jim Simons (founder)

Renaissance Technologies
The quants

The most successful quantitative firm in history.

Not a basket: Renaissance Technologies reported 3,140 positions, and ten of them would not stand in for it. Follow it to see its biggest new positions each quarter.

$31.5B
reported portfolio
3140
positions
Jun 30, 2026
quarter ended
141
moves last filing

Latest moves

Share-count changes versus the prior quarter's filing.

What Jim holds

100 listed positions
TickerEst. positionSince disclosed
NVDA
NVIDIA CORPORATION
$1.4B+11.1%
META
META PLATFORMS INC
$1.1B+18.2%
INTC
INTEL CORP
$1.0B−22.2%
UTHR
UNITED THERAPEUTICS CORP DEL
$925.8M−8.7%
PLTR
PALANTIR TECHNOLOGIES INC
$883.0M+52.3%
GOOGL
ALPHABET INC
$828.2M−2.2%
EXEL
EXELIXIS INC
$730.6M+7.3%
VRSN
VERISIGN INC
$616.3M+20.5%
KGC
KINROSS GOLD CORP
$584.5M+18.9%
CRWD
CROWDSTRIKE HLDGS INC
$571.6M+24.6%

Values as reported on the fund’s SEC Form 13F. "Since disclosed" is the price change from the quarter end to today.

Source: SEC Form 13F-HR · filings on EDGAR ↗

What the trackers are saying

posts on X, last 30 days
Michael Burry Stock Tracker · @burrytracker10 days ago

Update: Micron is now up +5,500% since Jim Simons first disclosed a $41M stake He first disclosed the position in Q3 2013 at ~$18/share As of the most recent Q2 2026 filing, Renaissance has cut $MU position by 90% from prior quarter https://t.co/9aDhL8bP2V

533 likes · read on X ↗
Michael Burry Stock Tracker · @burrytracker16 days ago

Jim Simons was the 55th richest person in the world This video breaks down his 5 processes for investing: 1. Quant & Data-Driven Approach 2. Systematic & Algo Trading 3. Statistical Arbitrage 4. Risk Management 5. Iterative Improvement https://t.co/QJ9KxRklXN

51 likes · read on X ↗

Third-party posts, shown as published. Disclosed is not affiliated with these accounts and does not vouch for their claims.

Sources