undamentalytics Newsletter

Polyrizon Ltd.: which funds bought and sold

Institutions that bought and sold Polyrizon shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.

Between March 31, 2026 and June 30, 2026, 4 institutions that filed 13F reports for both quarters added to or opened positions in Polyrizon, and 4 cut or closed them. Together they added a net 185K shares, +515.6% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 10K shares (−100.0%); index fund managers held the same number of shares overall. 4 opened a new position and 4 sold out entirely.

Bought, Q2 2026 4 institutions, 4 of them new holders Sold, Q2 2026 4 institutions, 4 of them sold out
Net change, all compared +185K shares (+515.6%)
Net change, active managers −10K shares (−100.0%), 0 bought, 1 sold

Buyers versus sellers

institutions compared, 8
Active managers and hedge funds 0 bought · 1 sold · −10K
Index fund managers 0 bought · 0 sold · 0
Other institutions 4 bought · 3 sold · +195K

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Mmcap International Inc. Spc +199K New position 199K $2.5M
HRT Financial LP +21K New position 21K $269,000
Caitong International Asset Management Co., Ltd +11 New position 11 $138
Morgan Stanley +3 New position 3 $38

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Fny Investment Advisers, LLC −25K Sold out 0 —
Citadel Advisors LLC Hedge fund −10K Sold out 0 —
Legacy Wealth Managment, LLC −1,150 Sold out 0 —
Citigroup Inc −1 Sold out 0 —

New positions

largest by value
InstitutionSharesValue June 30, 2026
Mmcap International Inc. Spc 199K $2.5M
HRT Financial LP 21K $269,000
Caitong International Asset Management Co., Ltd 11 $138
Morgan Stanley 3 $38

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Fny Investment Advisers, LLC 25K $283,000
Citadel Advisors LLCHedge fund 10K $117,119
Legacy Wealth Managment, LLC 1,150 $13,432
Citigroup Inc 1 $12

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
4
Ten largest holders
100.0%
of 13F-reported shares
Index fund managers
0.0%
of 13F-reported shares
Active managers and hedge funds
0.0%
of 13F-reported shares
Buying and selling by type of institution, March 31, 2026 to June 30, 2026
TypeBoughtSoldNewSold outNet change in sharesNet %
Active managers and hedge funds 0 1 0 1 −10K −100.0%
Index fund managers 0 0 0 0 0 —
Other institutions 4 3 4 3 +195K +758.5%

Active managers and hedge funds: a list we maintain of about 400 well-known stock-picking firms and hedge funds, matched by SEC registration number (CIK) and checked against the filer names each quarter. Index fund managers: the large index houses, such as BlackRock, Vanguard, State Street, Geode and Northern Trust. Every other filer (banks, brokers, wealth managers, pension funds, insurers and firms not on the list) counts as another institution. A firm that files under several SEC registrations appears once for each.

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