Question 1

Which hedge funds and institutional investors hold BLK?

Accepted Answer

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

Accepted Answer

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

Question 3

How current is the whale data for BLK?

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 BLK?

Accepted Answer

QoQ changes for BLK 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
State Street	6.3M	$6.0B	0.2%	$2896.4B
Capital Research	4.6M	$4.4B	0.7%	$644.6B
Fisher Investments	1.8M	$1.7B	0.6%	$294.9B
Capital World	780.0K	$749.5M	0.1%	$732.9B
Millennium	641.6K	$617.0M	0.3%	$240.3B
ValueAct	546.1K	$525.2M	9.2%	$5.7B
Geode Capital	467.5K	$449.6M	0.0%	$1607.5B
AQR Capital	423.7K	$402.2M	0.2%	$218.4B
American Century	298.6K	$287.1M	0.1%	$194.3B
Balyasny	210.3K	$202.3M	0.3%	$77.1B
Markel	208.2K	$200.2M	1.7%	$11.9B
Two Sigma	193.0K	$185.6M	0.1%	$123.9B
Cantillon	173.9K	$167.2M	1.1%	$15.1B
Junto Capital	161.1K	$154.9M	3.3%	$4.7B
Citadel	143.2K	$137.7M	0.0%	$618.5B
Millennium	121.3K	$116.7M	0.0%	$240.3B
Citadel	113.5K	$109.2M	0.0%	$618.5B
Adage Capital	111.0K	$106.7M	0.2%	$64.8B
Citadel	100.9K	$97.0M	0.0%	$618.5B
Samlyn	64.1K	$61.7M	1.1%	$5.9B
Harris (Oakmark)	54.6K	$52.5M	0.1%	$75.0B
Point72	53.2K	$51.1M	0.1%	$78.1B
DE Shaw	39.6K	$38.1M	0.0%	$166.3B
ClearBridge	39.3K	$37.8M	0.0%	$114.9B
Millennium	38.1K	$36.6M	0.0%	$240.3B
Wellington	37.6K	$36.1M	0.0%	$535.5B
Arrowstreet	36.8K	$35.4M	0.0%	$184.8B
DE Shaw	34.7K	$33.4M	0.0%	$166.3B
DFA	24.1K	$23.2M	0.0%	$481.4B
Gotham Asset	20.3K	$19.5M	0.1%	$32.7B
Kayne Anderson	15.8K	$15.2M	0.0%	$34.0B
Hudson Bay	15.8K	$15.2M	0.1%	$29.0B
Gabelli	14.7K	$14.1M	0.1%	$14.8B
Point72	12.1K	$11.6M	0.0%	$78.1B
Balyasny	10.7K	$10.3M	0.0%	$77.1B
Neuberger Berman (Eisman)	6.8K	$6.6M	0.0%	$131.4B
Point72	6.8K	$6.5M	0.0%	$78.1B
WorldQuant	6.2K	$6.0M	0.0%	$25.9B
Schonfeld	5.5K	$5.3M	0.0%	$14.2B
Brevan Howard	4.8K	$4.5M	0.0%	$11.3B
Tudor	3.7K	$3.6M	0.0%	$53.9B
Balyasny	1.4K	$1.3M	0.0%	$77.1B
Tudor	1.1K	$1.1M	0.0%	$53.9B
BlackRock	1.0K	$965K	—	$5723.5B
Man Group	977	$940K	0.0%	$55.1B
ExodusPoint	976	$939K	0.0%	$12.4B
Dodge & Cox	711	$684K	0.0%	$182.0B
PDT Partners	600	$577K	0.0%	$1.7B
Winton	588	$565K	0.0%	$2.9B
Ares	564	$542K	0.3%	$172.9M
Franklin Templeton	424	$408K	0.0%	$408.3B
Caxton	241	$232K	0.0%	$4.4B
Northern Trust	146	$140K	—	$756.6B
Fidelity (FMR)	78	$75K	—	$1898.4B
Epoch	4	$4K	—	$16.5B

BLK

Who Holds BLK

Changes This Quarter