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OSRH · NASDAQ · Biotechnology

OSR (OSRH)

Combines cancer immunotherapies and regenerative biologics with Korean neurovascular-device distribution.

$0.1165
At close0.00 (0.00%)
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Breakdown13F · 13D/G · Form 4

Institutions11 holders · as of Mar 31, 20260.83%292.9K shares
Insiders2 holders · as of Apr 16, 202636.23%12.72M shares
Strategic holders4 holders · as of Apr 22, 202643.57%15.30M shares
Otherremainder19.37%6.80M shares

35.12M company shares as of Sep 3, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Kuk Hyoun HwangInsiderdirector, 10 percent owner, officer: President and CEO
36.16%12.70MForm 4filed Feb 19, 2025 ↗
BCM Europe AGStrategic10 percent owner
21.45%7.53MForm 4filed Feb 19, 2025 ↗
Bellevue Capital Management LLCStrategic10 percent owner
8.90%3.12MForm 4filed Feb 19, 2025 ↗
joint protein central inc.Strategic
7.41%2.60M13Gfiled Apr 22, 2026 ↗
Bellevue Global Life Science Investors LLCStrategic10 percent owner
5.82%2.04MForm 4filed Feb 19, 2025 ↗
Geode Capital Management, LLCInstitution
0.30%105,74313Fas of Mar 31, 2026
XTX Topco LtdInstitution
0.17%60,74613Fas of Mar 31, 2026
Toronto Dominion BankInstitution
0.11%40,00013Fas of Mar 31, 2026
Vanguard Capital Management LLCInstitution
0.11%37,37313Fas of Mar 31, 2026
Yeiseok KimInsiderofficer: Chief Operating Officer
0.07%24,699Form 4filed Apr 16, 2026 ↗
Vanguard Fiduciary Trust CoInstitution
0.05%17,02913Fas of Mar 31, 2026
Stonex Group Inc.Institution
0.04%15,43513Fas of Mar 31, 2026
Mint Tower Capital Management B.V.Institution
0.02%7,50013Fas of Mar 31, 2026
UBS Group AGInstitution
0.01%4,47613Fas of Mar 31, 2026
Tower Research Capital LLC (TRC)Institution
0.01%4,14113Fas of Mar 31, 2026
Citigroup IncInstitution
0.00%38413Fas of Mar 31, 2026
Sbi Securities Co., Ltd.Institution
0.00%7713Fas of Mar 31, 2026
Space Summit Capital LLCStrategic
—6.67% of class, as filed—13Gfiled Feb 16, 2023 ↗
In Chul Chung1Insiderdirector
0.06%20,000Form 4filed Feb 16, 2023 ↗
Hosun Euh1Insiderdirector
0.06%20,000Form 4filed Feb 16, 2023 ↗
Jin Whan Park1Insiderdirector
0.06%20,000Form 4filed Feb 16, 2023 ↗
Steven Reed1Insiderdirector
0.06%20,000Form 4filed Feb 16, 2023 ↗
Rad Roberts1Insiderdirector
0.06%20,000Form 4filed Feb 16, 2023 ↗
David Jin Yoo2Insiderofficer: Chief Financial Officer
0.06%20,000Form 4filed Mar 27, 2023 ↗
Jun Chul Whang3Insiderdirector
0.00%0Form 4filed Feb 9, 2023 ↗
  1. Last filed Feb 16, 2023; leaving the company requires no filing. Not in the bar.
  2. Last filed Mar 27, 2023; leaving the company requires no filing. Not in the bar.
  3. Last filed Feb 9, 2023; leaving the company requires no filing. Not in the bar.

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

11 holders · 292.9K shares · 5 new positions · 8 increased · 2 reduced · 5 closed

HolderShares% outstandingChg q/qFiled
Geode Capital Management, LLC105.7K0.30%+48.4KMay 15, 2026
XTX Topco Ltd60.7K0.17%+60.7KMay 15, 2026
Toronto Dominion Bank40.0K0.11%+40.0KnewMay 15, 2026
Vanguard Capital Management LLC37.4K0.11%+37.4KnewMay 15, 2026
Vanguard Fiduciary Trust Co17.0K0.05%+17.0KnewMay 8, 2026
Stonex Group Inc.15.4K0.04%+15.4KnewMay 14, 2026
Mint Tower Capital Management B.V.7.5K0.02%0May 4, 2026
UBS Group AG4.5K0.01%−6.8KMay 5, 2026

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

Holder% of classSharesFormFiled
Bellevue Global Life Science Investors, LLC58.40%13GFeb 11, 2025 ↗
joint protein central inc.7.90%2.60M13GApr 22, 2026 ↗

Insider tradesForm 4

Latest trades

Nothing filed in the last 12 months.

CongressHouse and Senate disclosures

Not reported.