# OCULIS HOLDING AG (OCS)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/OCS/

- Reporting holders: 59
- Reported value: $343.3M
- Held through calls: 0.5%
- Held through puts: 0.1%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [EQT Fund Management S.a r.l.](https://holderbook.com/funds/1834239-eqt-fund-management-s-a-r-l/) | $96.4M | 6,950,294 | 11.2% | 4 |
| [Aberdeen Group plc](https://holderbook.com/funds/1716774-aberdeen-group-plc/) | $30.0M | 2,159,809 | 0.0% | 11 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $28.6M | 1,974,408 | 0.0% | 3 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $28.3M | 2,042,467 | 0.0% | 3 |
| [Pivotal bioVenture Partners Investment Advisor LLC](https://holderbook.com/funds/1844645-pivotal-bioventure-partners-investment-advisor-llc/) | $20.9M | 1,506,250 | 6.8% | 14 |
| [BRAIDWELL LP](https://holderbook.com/funds/1920938-braidwell-lp/) | $11.6M | 834,183 | 0.4% | 1 |
| [PERCEPTIVE ADVISORS LLC](https://holderbook.com/funds/1224962-perceptive-advisors-llc/) | $11.2M | 808,827 | 0.2% | 3 |
| [MANUFACTURERS LIFE INSURANCE COMPANY, THE](https://holderbook.com/funds/928047-manufacturers-life-insurance-company-the/) | $11.1M | 797,960 | 0.0% | 1 |
| [Saturn V Capital Management LP](https://holderbook.com/funds/1964437-saturn-v-capital-management-lp/) | $9.5M | 684,880 | 1.4% | 3 |
| [SR One Capital Management, LP](https://holderbook.com/funds/1910264-sr-one-capital-management-lp/) | $8.9M | 641,022 | 0.9% | 6 |
| [Siren, L.L.C.](https://holderbook.com/funds/2005245-siren-l-l-c/) | $8.7M | 625,000 | 0.2% | 1 |
| [AMERIPRISE FINANCIAL INC](https://holderbook.com/funds/820027-ameriprise-financial-inc/) | $8.6M | 619,922 | 0.0% | 1 |
| [WELLINGTON MANAGEMENT GROUP LLP](https://holderbook.com/funds/902219-wellington-management-group-llp/) | $7.5M | 540,056 | 0.0% | 3 |
| [PFM Health Sciences, LP](https://holderbook.com/funds/1442756-pfm-health-sciences-lp/) | $6.0M | 436,042 | 0.5% | 1 |
| [FRANKLIN RESOURCES INC](https://holderbook.com/funds/38777-franklin-resources-inc/) | $6.0M | 434,751 | 0.0% | 1 |
| [MARSHALL WACE, LLP](https://holderbook.com/funds/1318757-marshall-wace-llp/) | $5.5M | 394,880 | 0.0% | 1 |
| [SYQUANT CAPITAL SAS](https://holderbook.com/funds/1766392-syquant-capital-sas/) | $5.2M | 375,000 | 1.2% | 3 |
| [Nan Fung Group Holdings Ltd](https://holderbook.com/funds/1782539-nan-fung-group-holdings-ltd/) | $4.2M | 300,565 | 3.2% | 14 |
| [Qube Research & Technologies Ltd](https://holderbook.com/funds/1729829-qube-research-technologies-ltd/) | $3.6M | 262,113 | 0.0% | 2 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $3.1M | 225,083 | 0.0% | 6 |
| [Point72 Asset Management, L.P.](https://holderbook.com/funds/1603466-point72-asset-management-l-p/) | $3.1M | 220,403 | 0.0% | 2 |
| [Alyeska Investment Group, L.P.](https://holderbook.com/funds/1453072-alyeska-investment-group-l-p/) | $2.9M | 206,332 | 0.0% | 6 |
| [Woodline Partners LP](https://holderbook.com/funds/1784547-woodline-partners-lp/) | $2.8M | 201,200 | 0.0% | 5 |
| [Y-Intercept (Hong Kong) Ltd](https://holderbook.com/funds/1772875-y-intercept-hong-kong-ltd/) | $2.7M | 192,016 | 0.1% | 2 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $2.5M | 182,415 | 0.0% | 10 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 59 | $343.3M |
| Q1 2026 | 57 | $534.7M |
| Q4 2025 | 41 | $363.8M |
| Q3 2025 | 20 | $191.7M |
| Q2 2025 | 23 | $99.1M |
| Q1 2025 | 20 | $94.7M |
| Q4 2024 | 12 | $59.4M |
| Q3 2024 | 10 | $36.9M |
| Q2 2024 | 11 | $40.4M |
| Q1 2024 | 9 | $40.9M |
| Q4 2023 | 8 | $44.8M |
| Q3 2023 | 9 | $32.1M |