$BZAI

$0.19 -$0.05 (20.48%) Close

$BZAI Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 144.8M shares outstanding

Who owns BZAI?

By type of holder

Institutions 25.7% Insiders 74.3% Everyone else 0.0%

Concentration Top 10 holders own 47.0%

Bess Ventures & Advisory, LLC 8.6% · Lane Bess 7.6%

Institutional ownership

25.7%

+5.2 pts vs last qtr

Institutional holders

120

+10 vs last qtr

Net shares bought

+7.5M

by institutions in Q2 2026

New / sold out

33 / 23

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

BlackRock, Inc. +1.7M
Marshall Wace, LLP NEW +1.6M

Biggest sellers in Q2 2026

Temasek Holdings (Private) Ltd −1.7M
Renaissance Technologies LLC SOLD OUT −1.4M

Who is planning to sell?

Notices of proposed sale, last 12 months

$977K

9 notices from 3 people

Shares covered

495.3K

0.34% of the company

Arranged in advance

100%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Harminder Sehmi Officer 10b5-1 $518K
Anthony Cannestra Director 10b5-1 $331K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2024–FY2025

+496.7%

+496.67% a year

Each share's claim on the business

−83.2%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $41.4M

over 2 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years66% Under 1 year34%

Quarterly turnover

29.2%

of institutional shares changed hands

Top 10 managers, median time held

1.3 years

Super Investors

Investment managers reporting BZAI on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	7.4M	5.10%	+1.7M (+30.9%)	2025	0.0%
Shares held by quarter Peak holding7.4M (Q2'26) Change over 8 quarters+7.4M Share of the company5.100% BlackRock, Inc.'s full portfolio →
VC Vanguard Capital Management LLC	4.7M	3.21%	+1.1M (+29.8%)	2025	0.0%
Shares held by quarter Peak holding4.7M (Q2'26) Change over 8 quarters+4.7M Share of the company3.210% Vanguard Capital Management LLC's full portfolio →

BlackRock, Inc.

7.4M

% of company

5.10%

Change vs last qtr

+1.7M (+30.9%)

Held since

2025

Vanguard Capital Management LLC

4.7M

% of company

3.21%

Change vs last qtr

+1.1M (+29.8%)

Held since

2025

28 more super investors behind a free account

See every manager holding Blaize Holdings Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting BZAI on Form N-PORT; together they hold 9.9% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$4.98M	3.6M	2.49%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$3.47M	2.5M	1.74%	0.00%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$4.98M

% of company

2.49%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$3.47M

% of company

1.74%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Blaize Holdings Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
BV Bess Ventures & Advisory, LLC 5%+ holder 13D · 8.6%	12.4M	8.59%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company8.590% Disclosed stake13D · 8.6% View the 13D/G filing →
LB Lane Bess 5%+ holder 13D · 10.8%	11.0M	7.61%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company7.610% Disclosed stake13D · 10.8% View the 13D/G filing →

Bess Ventures & Advisory, LLC

5%+ holder13D · 8.6%

12.4M

% of company

8.59%

Change vs last qtr

—

Held since

—

Lane Bess

5%+ holder13D · 10.8%

11.0M

% of company

7.61%

Change vs last qtr

—

Held since

—

10 more holders behind a free account

See every insider and 5%+ holder of Blaize Holdings Inc.

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