How many insider declarations has Hambrecht Juergen filed?

Hambrecht Juergen has filed 3 public insider declarations with SEC (Form 4).

What is Hambrecht Juergen's role?

Hambrecht Juergen's reported role is not specified by the regulator across the filings.

Which companies does Hambrecht Juergen report trades for?

Hambrecht Juergen reports trades for 2 companies, including Blaize Holdings, Inc..

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HJ

Hambrecht Juergen

OFFICER

·SEC (Form 4)

Blaize Holdings, Inc.Blaize Holdings, Inc.

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

T+90 hit rate

100%

T+90 mean return

+39.4%

Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Discover the full record of transactions filed by Hambrecht Juergen. Director active across 2 companies, notably Blaize Holdings, Inc.. Cumulatively, 3 disclosures have been recorded. History available since 28 June 2025. The latest transaction was disclosed on 3 December 2025 (Attribution). Regulator: SEC (Form 4). All data is openly available.

Companies and markets linked to Hambrecht Juergen

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Blaize Holdings, Inc. (US)Blaize Holdings, Inc. (US)

Declarations3 total

◆

Hambrecht Juergen

DirectorExecutives3 Dec 2025Blaize Holdings, Inc.

0SEC ↗

75,258 shares0Common StockSEC:0001628280-25-055579:0

◆

Hambrecht Juergen

DirectorExecutives28 Jun 2025Blaize Holdings, Inc.

11SEC ↗

212,500 shares0Common StockSEC:0000950170-25-093360:0

◆

Hambrecht Juergen

DirectorExecutives13 Jan 2025Blaize Holdings, Inc.

11SEC ↗

90,999 sharesCommon StockSEC:0000950170-25-006010:0

3 of 3 declarations

InsidersTradesSigma

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HJ

Hambrecht Juergen

OFFICER

·SEC (Form 4)

Blaize Holdings, Inc.Blaize Holdings, Inc.

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

T+90 hit rate

100%

T+90 mean return

+39.4%

Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Discover the full record of transactions filed by Hambrecht Juergen. Director active across 2 companies, notably Blaize Holdings, Inc.. Cumulatively, 3 disclosures have been recorded. History available since 28 June 2025. The latest transaction was disclosed on 3 December 2025 (Attribution). Regulator: SEC (Form 4). All data is openly available.