Question 1

Which hedge funds and institutional investors hold STM?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for STM shows which major funds hold positions, their portfolio weight, share counts, and how those positions changed quarter over quarter.

Question 2

What does conviction level mean for STM whale holdings?

Accepted Answer

Conviction level reflects how significant STM is within a fund's overall portfolio. A high-conviction position means the manager has allocated a large percentage of their portfolio to STM, suggesting strong directional confidence in the stock.

Question 3

How current is the whale data for STM?

Accepted Answer

Institutional 13F filings are required within 45 days of each calendar quarter end (March 31, June 30, September 30, December 31). StonkWhisper processes filings as they are published on SEC EDGAR, so data reflects the most recently reported quarter.

Question 4

What do quarter-over-quarter changes tell me about STM?

Accepted Answer

QoQ changes for STM show whether institutional managers are increasing, decreasing, initiating, or exiting their positions. New positions and significant increases can signal growing institutional conviction, while exits or decreases may indicate waning confidence.

Manager	Shares	Value	% of Portfolio	Manager AUM
Millennium	4.5M	$154.5M	0.1%	$240.3B
Two Sigma	2.7M	$94.8M	0.1%	$123.9B
Balyasny	2.1M	$71.8M	0.1%	$77.1B
Marshall Wace	1.7M	$57.5M	0.1%	$100.4B
Brandes	1.1M	$38.0M	0.3%	$14.1B
GMO	962.0K	$33.2M	0.1%	$39.1B
Millennium	949.7K	$32.8M	0.0%	$240.3B
Citadel	775.8K	$26.8M	0.0%	$618.5B
Citadel	677.2K	$23.4M	0.0%	$618.5B
Fidelity (FMR)	603.7K	$20.9M	0.0%	$1898.4B
Robeco	528.4K	$18.3M	0.4%	$4.7B
ExodusPoint	392.2K	$13.5M	0.1%	$12.4B
Point72	384.6K	$13.3M	0.0%	$78.1B
Millennium	329.4K	$11.4M	0.0%	$240.3B
American Century	299.2K	$10.3M	0.0%	$194.3B
Citadel	247.2K	$8.5M	0.0%	$618.5B
DE Shaw	205.7K	$7.1M	0.0%	$166.3B
AQR Capital	140.2K	$4.8M	0.0%	$218.4B
State Street	134.1K	$4.6M	0.0%	$2896.4B
Tudor	79.7K	$2.8M	0.0%	$53.9B
DFA	78.3K	$2.7M	0.0%	$481.4B
Point72	59.2K	$2.0M	0.0%	$78.1B
Tudor	59.1K	$2.0M	0.0%	$53.9B
DE Shaw	50.3K	$1.7M	0.0%	$166.3B
Paloma	35.0K	$1.2M	0.2%	$509.7M
Tudor	29.1K	$1.0M	0.0%	$53.9B
Point72	21.6K	$746K	0.0%	$78.1B
DE Shaw	8.3K	$287K	0.0%	$166.3B
William Blair	6.9K	$240K	0.0%	$30.3B
Duquesne	2.6M	$90K	2.7%	$3.4M
Northern Trust	1.8K	$62K	—	$756.6B
BlackRock	493	$17K	—	$5723.5B
Neuberger Berman (Eisman)	468	$16K	—	$131.4B
Franklin Templeton	150	$5K	—	$408.3B
Acadian	2.7K	$91	0.0%	$70.5M

STM

Who Holds STM

Changes This Quarter