Delisting risk
CUPR · NASDAQ · Medical - Instruments & Supplies

Cuprina Class A (CUPR)

Develops prescription live-larva products for chronic-wound debridement.

$2.75
Pre-market−0.09 (−3.17%)
At close$2.84(−2.07%)

Breakdown13F · 13D/G · Form 4

Institutions4 holders · as of Mar 31, 20260.41%11.1K ADS
Otherremainder99.59%2.67M ADS

2.68M ADS as of Aug 28, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

The share count is from the company's May 2025 annual report; nothing newer is on file here.

The share count has not been confirmed by a second filing; stakes use it as it stands.

Some positions are filed in underlying shares, not receipts; the ratio is unknown, so no percentage.

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Citadel Advisors LLCInstitution
0.17%37,281 ADS13Fas of Mar 31, 2026
XTX Topco LtdInstitution
0.17%35,457 ADS13Fas of Mar 31, 2026
Prospect Financial Group LLCInstitution
0.07%15,317 ADS13Fas of Mar 31, 2026
UBS Group AGInstitution
0.00%363 ADS13Fas of Mar 31, 2026
Jimmy Peng Siew LEE1Insiderdirector, 10 percent owner
Form 4filed Apr 21, 2026
David Yong Qi QUEK1Insiderdirector, 10 percent owner, officer: Chief Executive Officer
Form 4filed Apr 21, 2026
Peng Kwang TEO1Insiderdirector, 10 percent owner
Form 4filed Apr 21, 2026
  1. This position is filed in underlying shares, not receipts; the ratio is unknown, so no percentage.

13F — a manager's quarterly holdings · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

4 holders · 88.4K shares · 2 new positions · 2 increased · 2 reduced · 1 closed

HolderShares% outstandingChg q/qFiled
Citadel Advisors LLC37.3K1.39%+37.3KnewMay 15, 2026
XTX Topco Ltd35.5K1.32%+35.5KnewMay 15, 2026
Prospect Financial Group LLC15.3K0.57%−9.6KMay 6, 2026
UBS Group AG3630.01%−11.6KMay 5, 2026

Ownership statements13D/G · 5% or more, as filed

No 13D/G filer at 5% or more on record.

Insider tradesForm 4

Latest trades

Nothing filed in the last 12 months.

CongressHouse and Senate disclosures

Not reported.