Summit Partners Growth Equity Fund Ix B Lp Net Worth - Insider Trades and Bio as of May 11, 2026

Summit Partners Growth Equity Fund IX-B, L.P.'s Net Worth

Estimate Recalculated May 9, 2026 05:51PM EST

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

Summit Partners Growth Equity Fund IX-B, L.P. does not have any significant net worth to report based on the numbers we have. This is based on reported shares across multiple companies, which include LifeStance Health Group, Inc., and Klaviyo, Inc..

SEC CIK

Summit Partners Growth Equity Fund IX-B, L.P.'s CIK is 0001634426

Past Insider Trading and Trends

No data available

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Klaviyo, Inc.

Investor

Updated Sep 10, 2025

View Quote Details


Form 4	26.93%	4.00M	$31.87	-$127.48M	Sep 10, 2025	18.85M	Sell-Options	—	Sep 08
Form 4	4.46%	975.00K	$30.01	-$29.26M	Aug 27, 2025	22.85M	Sell-Options	—	Aug 25
Form 4	-100.00%	-500.00K	—	—	Aug 22, 2025	—	Disposition	—	Aug 21
Form 4	31.48%	7.50M	$30.01	-$195.06M	Aug 15, 2025	31.33M	Sell-Options	—	Aug 13
Form 4	12.98%	4.00M	$33.35	-$133.40M	Jun 05, 2025	34.83M	Sell-Options	—	Jun 04
Form 4	11.49%	4.00M	$33.00	-$132.00M	May 20, 2025	38.83M	Sell-Options	—	May 19
Form 4	5.15%	2.00M	$32.44	-$64.88M	Mar 17, 2025	40.83M	Sell-Options	—	Mar 14
Form 4	0.25%	113.56K	$31.47	-$3.57M	Sep 17, 2024	46.43M	Sell-Options	—	Sep 13
Form 4	0.23%	107.20K	$31.33	-$3.36M	Sep 16, 2024	46.54M	Sell-Options	—	Sep 12
Form 4	0.01%	2.94K	$31.01	-$91.23K	Sep 13, 2024	46.65M	Sell-Options	—	Sep 11
Form 4	0.01%	6.04K	$31.53	-$190.41K	Sep 05, 2024	46.65M	Sell-Options	—	Sep 03
Form 4	0.00%	1.30K	$31.64	-$41.13K	Sep 04, 2024	46.66M	Sell-Options	—	Aug 30
Form 4	0.04%	16.93K	$31.55	-$534.17K	Sep 03, 2024	46.66M	Sell-Options	—	Aug 29
Form 4	0.06%	27.45K	$31.68	-$869.46K	Aug 30, 2024	46.68M	Sell-Options	—	Aug 28
Form 4	0.14%	67.44K	$32.29	-$2.18M	Aug 29, 2024	46.70M	Sell-Options	—	Aug 27
Form 4	0.19%	90.50K	$32.27	-$2.92M	Aug 28, 2024	46.77M	Sell-Options	—	Aug 26
Form 4	0.66%	305.64K	$32.33	-$9.88M	Aug 27, 2024	46.86M	Sell-Options	—	Aug 23
Form 4	0.18%	82.50K	$31.76	-$2.62M	Aug 26, 2024	47.17M	Sell-Options	—	Aug 22
Form 4	0.24%	113.85K	$31.76	-$3.62M	Aug 23, 2024	47.25M	Sell-Options	—	Aug 21
Form 4	0.29%	135.90K	$31.95	-$4.34M	Aug 22, 2024	47.36M	Sell-Options	—	Aug 20
Form 4	0.51%	242.60K	$31.78	-$7.71M	Aug 20, 2024	47.50M	Sell-Options	—	Aug 16
Form 4	-3.58%	-1.77M	$28.32	-$50.14M	Oct 23, 2023	47.74M	Sale	—	Oct 23
Form 4	-9.04%	-4.92M	$28.32	-$139.32M	Sep 22, 2023	49.51M	Sale	—	Sep 22
Form 3	—	—	—	—	Sep 20, 2023	—	—	—	—

Showing 24 results

LifeStance Health Group, Inc.

Investor

Updated Aug 20, 2025

View Quote Details


Form 4	-20.05%	-8.41M	$5.07	-$42.63M	Aug 20, 2025	33.52M	Sale	—	Aug 18
Form 4	-8.31%	-3.80M	$5.89	-$22.40M	May 29, 2024	41.93M	Sale	—	May 24
Form 4	-2.43%	-1.14M	$17.01	-$19.40M	Jun 29, 2021	45.73M	Sale	—	Jun 25
Form 4	-2.84%	-1.37M	$17.01	-$23.28M	Jun 16, 2021	46.88M	Sale	—	Jun 14
Form 3	—	—	—	—	Jun 10, 2021	48.24M	—	—	—

Showing 5 results