13F

Stock

Aspen Aerogels Inc

ASPN · held by 2 managers

Reported value

$772.6K

Holders

2

+0 new · −0 exited

Holders’ est. mark

−$39.4K

Price effect on 1 books still in the name

Largest holder

$768.8K

BARCLAYS PLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BARCLAYS PLC129.9K$768.8K−$39.4KAdded$233.5K
Essential Partners LLC640$3.79KHeld

Positions as of Q2 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.