13F

Stock

Berto Acquisition Corp

Ticker not mapped · held by 6 managers

Reported value

$2.52M

Holders

6

+1 new · −1 exited

Holders’ est. mark

$9.3K

Price effect on 5 books still in the name

Largest holder

$1.04M

Clear Street Group Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Clear Street Group Inc.100.7K$1.04M$5.04KCut−$639.9K
OMERS ADMINISTRATION Corp57.7K$596.7KNew
JPMORGAN CHASE & CO50K$517K$2.5KCut−$512K
Citadel24.1K$249K$1.2KCut−$28.6K
SUSQUEHANNA INTERNATIONAL GROUP, LLP11.2K$116.2K$562Cut−$23.8K
HRT FINANCIAL LP40.2K$415$2Added$4

Who left

Positions as of Q1 2026. 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.