Question 1

Which hedge funds and institutional investors hold SFIX?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for SFIX 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 SFIX whale holdings?

Accepted Answer

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

Question 3

How current is the whale data for SFIX?

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 SFIX?

Accepted Answer

QoQ changes for SFIX 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
Renaissance Tech	5.6M	$18.7M	0.0%	$63.9B
State Street	3.2M	$10.5M	0.0%	$2896.4B
Arrowstreet	2.9M	$9.6M	0.0%	$184.8B
Marshall Wace	2.8M	$9.1M	0.0%	$100.4B
Coatue	735.4K	$2.4M	0.0%	$29.1B
Citadel	506.6K	$1.7M	0.0%	$618.5B
Geode Capital	413.0K	$1.4M	0.0%	$1607.5B
Millennium	378.5K	$1.3M	0.0%	$240.3B
Invesco	373.9K	$1.2M	0.0%	$653.3B
American Century	217.8K	$721K	0.0%	$194.3B
DE Shaw	175.8K	$582K	0.0%	$166.3B
Franklin Templeton	140.8K	$466K	0.0%	$408.3B
Tudor	128.2K	$424K	0.0%	$53.9B
DFA	104.6K	$346K	0.0%	$481.4B
Two Sigma	101.2K	$335K	0.0%	$123.9B
Man Group	97.6K	$323K	0.0%	$55.1B
Citadel	32.9K	$109K	—	$618.5B
Citadel	16.0K	$53K	—	$618.5B
Northern Trust	6.9K	$23K	—	$756.6B
Balyasny	5.4K	$18K	—	$77.1B
BlackRock	1.0K	$3K	—	$5723.5B
Fidelity (FMR)	107	$354	—	$1898.4B
Acadian	57.4K	$188	0.0%	$70.5M
AQR Capital	19	$63	—	$218.4B

SFIX

Who Holds SFIX

Changes This Quarter