5% stake reports

Filings through 10/01

Anyone who comes to hold more than 5% of a US-listed company must report it. A 13D holder may seek a say in the company; a 13G holder is a passive investor.

5% stake reports: 688; Last 30 days · 09/02–10/01
13D reports: 377; Last 30 days · 09/02–10/01
First reports over 5%: 252; Last 30 days · 09/02–10/01
Dropped below 5%: 84; Last 30 days · 09/02–10/01

5% stake reports

Aspen Aerogels ASPN

	Holder			Kind
09/24	Wood River Capital09/24	0%0 sh	No earlier report	13DAmendment
08/13	Needham Investment Management08/13	3.9%3,260,800 sh	−1.4pp	13G passiveAmendment
02/13	Needham Investment Management02/13	5.3%4,351,700 sh	First report	13G passive