Blaize Holdings, Inc.
Blaize Holdings, Inc. (BZAI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · BZAI · as of Mar 31, 2025
Ownership Breakdown
41
Institutional Holders
▲ 41 vs Q4
$45.96M
Total Inst. Value
▲ $45.96M vs Q4
111.81M
Shares Outstanding
freeFloat 48.31%
17.54M
13F Shares Held
▲ 17.54M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
BZAI largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
TEMASEK HOLDINGS (PRIVATE) LTD semiconductors & related devices | 6.35M | 41.95% | 41.95% | $12.83B | May 16, 2025 | NEW |
FRANKLIN RESOURCES INC semiconductors & related devices | 3.69M | 24.38% | 24.38% | $7.46B | May 13, 2025 | NEW |
BLACKROCK, INC. semiconductors & related devices | 966.6K | 6.38% | 6.38% | $1.95B | May 2, 2025 | NEW |
METEORA CAPITAL, LLC semiconductors & related devices | 946.9K | 6.25% | 6.25% | $1.91B | May 15, 2025 | NEW |
VANGUARD GROUP INC semiconductors & related devices | 892.8K | 5.90% | 5.90% | $1.80B | May 9, 2025 | NEW |
QUARRY LP semiconductors & related devices | 675.5K | 4.46% | 4.46% | $8.60B | May 15, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC semiconductors & related devices | 652.6K | 4.31% | 4.31% | $1.32B | May 13, 2025 | NEW |
HARRADEN CIRCLE INVESTMENTS, LLC semiconductors & related devices | 523.4K | 3.46% | 3.46% | $1.06B | May 15, 2025 | NEW |
BOOTHBAY FUND MANAGEMENT, LLC semiconductors & related devices | 343.6K | 2.27% | 2.27% | $3.98B | May 15, 2025 | NEW |
ATW SPAC MANAGEMENT LLC semiconductors & related devices | 343.6K | 2.27% | 2.27% | $694.06M | May 14, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
0
Increased
+0 shares41
New Positions
first time holders0
Decreased
−0 shares0
Sold Out
fully exitedNet shares change (top 50)
+0
+0 / −0
Net new holders
+41
41 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
BZAI insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
7
Buy transactions
10
Sell transactions
0.70
Buy/Sell ratio
$1M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Evans Kimberly Peterson General Counsel | Jun 1, 2026 | Tax Withhold | 26,989 | $1.76 | $47.5K | 48.0K | Form 4 ↗ |
Sehmi Harminder Chief Financial Officer | Jun 1, 2026 | Sale | 40,609 | $1.82 | $73.9K | 300.4K | Form 4 ↗ |
Cannestra Anthony director | May 11, 2026 | Sale | 50,000 | $1.85 | $92.5K | 0 | Form 4 ↗ |
Bess Lane director | May 8, 2026 | J-Other | 2,000,000 | — | — | 12.45M | Form 4 ↗ |
Bess Ventures & Advisory, LLC 10 percent owner | May 8, 2026 | J-Other | 2,000,000 | $1.83 | $3.66M | 13.65M | Form 4 ↗ |
Sehmi Harminder Chief Financial Officer | May 1, 2026 | Sale | 40,609 | $1.97 | $80.0K | 341.0K | Form 4 ↗ |
Sehmi Harminder Chief Financial Officer | Apr 20, 2026 | Sale | 123,460 | $2.28 | $281.5K | 381.6K | Form 4 ↗ |
Munagala Dinakar Chief Executive Officer | Apr 17, 2026 | Sale | 50,000 | $2.54 | $127.0K | 551.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Blaize Holdings, Inc. (BZAI) is primarily owned by institutional investors, who hold approximately 15.7% of total shares outstanding. Company insiders own approximately 51.69%, while retail and public investors account for the remaining 32.62%.
The largest institutional shareholder of Blaize Holdings, Inc. is TEMASEK HOLDINGS (PRIVATE) LTD, holding approximately 6.35 million shares — equal to 41.95% of outstanding shares — as of March 31, 2025.
A total of 41 institutional investors currently hold BZAI stock, with a combined institutional value of approximately $45,956,769 as of the most recent 13F filing period.
Frequently asked questions
BZAI ownershipBlaize Holdings, Inc. (BZAI) is primarily owned by institutional investors, who hold approximately 15.7% of shares. The largest shareholder is TEMASEK HOLDINGS (PRIVATE) LTD with a 41.95% stake. Company insiders hold 51.69%. Data sourced from SEC Form 13F as of March 31, 2025.