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BZAI · Blaize Holdings, Inc.
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BZAI Blaize (BZAI) Insider Trading, Ownership & Congress Trades

Semiconductors & Electronics · Semiconductors & related devices · CIK 0001871638
Quote by TradingView
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
89
13F, latest reported quarter
Conversions, 180 days
7
Codes C/M, not in net · $85.5K priced

What the filings say about BZAI

Insiders, 180 days
-$453.5K net sold
2 sellers · 0% of sales under a 10b5-1 plan

Blaize insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Blaize Holdings, Inc. insiders sold a net $453.5K of stock across 9 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Cannestra Anthony
Director
SELL
2026-07-08 SECtraded 2026-07-06
50,000
$67.5K
-84.0%
Context
  • 3 earlier Form 4 trades (code P or S) here by this insider (3 sales), the last on Jun 8, 2026.
  • 1 other insider sold within 30 days.
  • 89 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Cannestra Anthony sold about $67.5K of BZAI on Jul 6, 2026; 1 other insider sold within 30 days and 89 funds added in the latest 13F quarter.
Sehmi Harminder
Chief Financial Officer
SELL
2026-07-06 SECtraded 2026-07-01
40,609
$55.6K
-84.9%
Context
  • 3 earlier Form 4 trades (code P or S) here by this insider (3 sales), the last on Jun 1, 2026.
  • The trade is 15.6% of the 259,773 shares held after it.
  • 1 other insider sold within 30 days.
  • 89 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Sehmi Harminder sold about $55.6K of BZAI on Jul 1, 2026; 1 other insider sold within 30 days and 89 funds added in the latest 13F quarter.
Cannestra Anthony
Director
SELL
2026-06-10 SECtraded 2026-06-08
50,000
$84.0K
-87.4%
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 sales), the last on May 11, 2026.
  • 1 other insider sold within 30 days.
  • 89 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Cannestra Anthony sold about $84.0K of BZAI on Jun 8, 2026; 1 other insider sold within 30 days and 89 funds added in the latest 13F quarter.
Sehmi Harminder
Chief Financial Officer
SELL
2026-06-03 SECtraded 2026-06-01
40,609
$73.9K
-89.3%
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 sales), the last on May 1, 2026.
  • The trade is 13.5% of the 300,382 shares held after it.
  • 1 other insider sold within 30 days.
  • 89 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Sehmi Harminder sold about $73.9K of BZAI on Jun 1, 2026; 1 other insider sold within 30 days and 89 funds added in the latest 13F quarter.
Cannestra Anthony
Director
SELL
2026-05-12 SECtraded 2026-05-11
50,000
$92.5K
-88.4%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on Apr 6, 2026.
  • 2 other insiders sold within 30 days.
  • 89 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Cannestra Anthony sold about $92.5K of BZAI on May 11, 2026; 2 other insiders sold within 30 days and 89 funds added in the latest 13F quarter.
9 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$453.5K over 180 days
more than 72% of Semiconductors & Electronics
Congress
no House purchase disclosed in the last 12 months
Funds
89 funds bought in last quarter
below 61% of Semiconductors & Electronics
Revenue
+2386.0% year over year
more than 99% of Semiconductors & Electronics
Margin
-535.6% net margin
below 97% of Semiconductors & Electronics
Buybacks
$47.0K repurchased, FY to 2026-06-30
below 96% of Semiconductors & Electronics
Short interest
18.6% of the float short (float per yahoo 2026-10-26) · 5.7 days to cover · settled 2026-09-30
more than 85% of Semiconductors & Electronics
What changed in the last 30 days
Oct 28Insider selling stopped: no sales in 90 days after 5 in the prior 90
Why it matters
The absence is the signal: 5 sales in one 90-day window and none in the next is a change of behaviour, not a filing.

Watch BZAI

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-95.7%12M
-96%-62%-28%+6%2025-102025-122026-022026-042026-062026-082026-10 2026-04-20 · Sehmi Harminder sold $281.5K2026-04-17 · Munagala Dinakar sold $127.0K2026-05-11 · Cannestra Anthony sold $92.5K2026-04-06 · Cannestra Anthony sold $87.5K2026-06-08 · Cannestra Anthony sold $84.0K2026-05-01 · Sehmi Harminder sold $80.0K2026-06-01 · Sehmi Harminder sold $73.9K2026-07-06 · Cannestra Anthony sold $67.5K2026-07-01 · Sehmi Harminder sold $55.6K2026-07-06 · ANTHONY CANNESTRA filed to sell $67.7K2026-07-01 · HARMINDER SEHMI filed to sell $56.0K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns BZAI: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
7,387,308 sh
$10.2M
VANGUARD CAPITAL MANAGEMENT LLC
4,654,065 sh
$6.4M
GEODE CAPITAL MANAGEMENT, LLC
2,136,932 sh
$2.9M
LAZARD ASSET MANAGEMENT LLC
1,986,835 sh
$2.7M
UBS Group AG
1,807,978 sh
$2.5M

Congress trades in BZAI

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

BZAI planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
ANTHONY CANNESTRA
Filed 2026-07-06
$67.7K
HARMINDER SEHMI
Filed 2026-07-01
$56.0K

BZAI mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Themes Generative Artificial Intelligence ETF
$1.1M position · as of 2026-06-30
3.1%
Lazard US Systematic Small Cap Equity ETF
$158.1K position · as of 2026-06-30
0.2%
Ultra-Small Company Market Fund
$141.4K position · as of 2026-06-30
0.1%
iShares Micro-Cap ETF
$399.8K position · as of 2026-06-30
0.0%
Small Company Growth Portfolio
$4.9K position · as of 2026-06-30
0.0%
1290 VT Micro Cap Portfolio
$27.1K position · as of 2026-06-30
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows a net $453.5K sold by insiders over 180 days, 89 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
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Sector by SEC SIC code
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BZAI financials

Revenue growth
+2386.0%
XBRL, annual
Net margin
-535.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$50.4M
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
-160.9%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
-$83.4M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
n/a
no debt line filed
Cash flow to debt
n/a
no debt line filed
Return on equity
-426.6%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-121.5%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
pre-tax loss, no effective tax rate to apply
Return on capital employed
-265.3%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
n/a
no debt line filed
FCF yield
-297.1%
TTM free cash flow over market value at close 2026-10-27
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122025-012024-122023-12
Revenue$38.6Mn/a$1.6Mn/a
Gross profit$6.2Mn/a$975.0Kn/a
Operating income-$103.8Mn/a-$47.6M-$3.4M
Net income-$206.9Mn/a-$61.2M$1.3M
EPS (diluted)-1.98n/a-3.50n/a
Operating cash flow-$73.8Mn/a-$53.5M-$2.3M
Cash$45.8Mn/a$50.2M$0
Buybacksn/a$33.1Mn/an/a
SEC XBRL, fiscal years, as known on 2026-10-28

BZAI Stock Sonar score 5/7 axes

Find similar shapesCompare

BZAI ranks highest on growth (99th percentile) and institutional and government (39th), and lowest on profitability (5th), among Semiconductors & Electronics peers.

ProfitGrowthInsidersInstitutionsRisk
Profitability
5
Inputs
  • Return on equity-426.6% · 4 pct, sector of 154
  • Return on assets-121.5% · 6 pct, sector of 171
  • Return on invested capitalpre-tax loss, no effective tax rate to apply
  • Return on capital employed-265.3% · 4 pct, sector of 155
Growth
99
Inputs
  • Revenue growth, YoY+2386% · 99 pct, sector of 194
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
35
Inputs
  • Net Form 4 buying (codes P and S), 180d-$454K · 71 pct, sector of 147
  • Insider buyers, 180d0 · 0 pct, sector of 151
Institutional and government
39
Inputs
  • Funds adding, latest quarter89 · 39 pct, sector of 184
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
12
Inputs
  • Short interest, % of float+18.6% · 11 pct, sector of 221
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-K+26.7% · 13 pct, sector of 152
2 not measured: Financial health, US patents
  • Financial health needs 1 of 2 inputs, 0 present: no debt line filed
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

BZAI filings, in plain words

Are Blaize insiders buying or selling BZAI?

In the 180 days to 2026-10-28, Blaize insiders were net sellers, a net $453.5K across purchases and sales reported on Form 4, by 2 sellers.

Read the full summary

In the 180 days to 2026-10-28, Blaize insiders were net sellers of BZAI, a net $453.5K across purchases and sales reported on Form 4 by 2 sellers. None of the 6 insider sales was flagged as made under a Rule 10b5-1 plan. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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