How many insider declarations has Summit Partners Growth Equity Fund IX-B, L.P. filed?

Summit Partners Growth Equity Fund IX-B, L.P. has filed 2 public insider declarations with SEC (Form 4).

What is Summit Partners Growth Equity Fund IX-B, L.P.'s role?

Summit Partners Growth Equity Fund IX-B, L.P.'s reported role is not specified by the regulator across the filings.

Which companies does Summit Partners Growth Equity Fund IX-B, L.P. report trades for?

Summit Partners Growth Equity Fund IX-B, L.P. reports trades for 2 companies, including LifeStance Health Group, Inc..

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SP

Summit Partners Growth Equity Fund IX-B, L.P.

·SEC (Form 4)

LifeStance Health Group, Inc.KLAVIYO, INC

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

No signal scores available.

Browse the complete record of transactions filed by Summit Partners Growth Equity Fund IX-B, L.P.. Director active across 2 companies, notably LifeStance Health Group, Inc.. Aggregated, 2 filings have been published. History available since 10 August 2026. The latest transaction was filed on 11 August 2026 (Notice of proposed sale (Form 144)). Regulator: SEC (Form 4). The full history is accessible without signup.

Companies and markets linked to Summit Partners Growth Equity Fund IX-B, L.P.

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

LifeStance Health Group, Inc. (US)KLAVIYO, INC (US)

Declarations2 total

●

Summit Partners Growth Equity Fund IX-B, L.P.

10% StockholderExecutives11 Aug 2026KLAVIYO, INC

$34M0Source ↗

1,845,131 shares@ US$18.36Series A Common stock, par value $0.001 per shareSEC144:0001634426-26-000005

●

Summit Partners Growth Equity Fund IX-B, L.P.

OwnerExecutives10 Aug 2026LifeStance Health Group, Inc.

$12M24Source ↗

1,088,162 shares@ US$10.620.28% mcap100.0% of flowCommon StockSEC144:0001634426-26-000003

2 of 2 declarations

InsidersTradesSigma

← Executives ★ Sign in to follow

SP

Summit Partners Growth Equity Fund IX-B, L.P.

·SEC (Form 4)

LifeStance Health Group, Inc.KLAVIYO, INC

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

No signal scores available.

Browse the complete record of transactions filed by Summit Partners Growth Equity Fund IX-B, L.P.. Director active across 2 companies, notably LifeStance Health Group, Inc.. Aggregated, 2 filings have been published. History available since 10 August 2026. The latest transaction was filed on 11 August 2026 (Notice of proposed sale (Form 144)). Regulator: SEC (Form 4). The full history is accessible without signup.