Question 1

Which hedge funds and institutional investors hold BLDR?

Accepted Answer

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

Accepted Answer

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

Question 3

How current is the whale data for BLDR?

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 BLDR?

Accepted Answer

QoQ changes for BLDR 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	5.1M	$421.5M	0.0%	$2896.4B
Sands Capital	2.6M	$215.8M	0.8%	$25.5B
Brave Warrior	2.4M	$195.3M	4.8%	$4.0B
Capital World	779.2K	$64.2M	0.0%	$732.9B
Loews	740.0K	$60.9M	0.5%	$11.9B
ClearBridge	669.5K	$55.1M	0.0%	$114.9B
Point72	572.6K	$47.1M	0.1%	$78.1B
Millennium	571.3K	$47.0M	0.0%	$240.3B
Millennium	401.6K	$33.1M	0.0%	$240.3B
Citadel	391.2K	$32.2M	0.0%	$618.5B
Geode Capital	354.8K	$29.2M	0.0%	$1607.5B
GMO	304.0K	$25.0M	0.1%	$39.1B
Fidelity (FMR)	293.0K	$24.1M	0.0%	$1898.4B
Arrowstreet	283.2K	$23.3M	0.0%	$184.8B
Schonfeld	273.7K	$22.5M	0.2%	$14.2B
Moore Capital	241.8K	$19.9M	0.4%	$4.9B
Balyasny	235.5K	$19.4M	0.0%	$77.1B
Renaissance Tech	220.2K	$18.1M	0.0%	$63.9B
DFA	209.8K	$17.3M	0.0%	$481.4B
Samlyn	208.8K	$17.2M	0.3%	$5.9B
Thornburg	179.1K	$14.7M	0.2%	$9.6B
Citadel	168.7K	$13.9M	0.0%	$618.5B
WorldQuant	160.0K	$13.2M	0.1%	$25.9B
Wellington	141.1K	$11.6M	0.0%	$535.5B
Citadel	140.4K	$11.6M	0.0%	$618.5B
Gotham Asset	136.8K	$11.3M	0.0%	$32.7B
Giverny Capital	91.8K	$7.6M	0.3%	$2.7B
Select Equity	85.7K	$7.1M	0.0%	$19.5B
Adage Capital	65.7K	$5.4M	0.0%	$64.8B
Tudor	57.3K	$4.7M	0.0%	$53.9B
Brevan Howard	43.9K	$3.6M	0.0%	$11.3B
Millennium	40.5K	$3.3M	0.0%	$240.3B
Hudson Bay	40.4K	$3.3M	0.0%	$29.0B
Tudor	30.3K	$2.5M	0.0%	$53.9B
Point72	25.0K	$2.1M	0.0%	$78.1B
BlackRock	23.7K	$1.9M	—	$5723.5B
Neuberger Berman (Eisman)	21.5K	$1.8M	0.0%	$131.4B
Impala	20.0K	$1.6M	0.8%	$214.6M
Point72	18.9K	$1.6M	0.0%	$78.1B
American Century	16.9K	$1.4M	0.0%	$194.3B
ExodusPoint	16.6K	$1.4M	0.0%	$12.4B
Schonfeld	10.2K	$840K	0.0%	$14.2B
DE Shaw	10.0K	$823K	0.0%	$166.3B
Two Sigma	6.6K	$541K	0.0%	$123.9B
Marshall Wace	4.9K	$403K	0.0%	$100.4B
Bridgewater	4.1K	$334K	0.0%	$22.4B
Gabelli	4.0K	$329K	0.0%	$14.8B
Two Sigma	3.1K	$255K	0.0%	$123.9B
Artisan Partners	2.9K	$240K	0.0%	$62.3B
Soros Fund	2.7K	$219K	0.0%	$9.1B
Invesco	2.4K	$194K	—	$653.3B
Man Group	2.3K	$187K	0.0%	$55.1B
Northern Trust	793	$65K	—	$756.6B
AQR Capital	223	$18K	—	$218.4B
Franklin Templeton	72	$6K	—	$408.3B
LSV	2.0K	$165	0.0%	$46.4M

BLDR

Who Holds BLDR

Changes This Quarter