Oculis Holding AG
Oculis Holding AG (OCS) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · OCS · as of Sep 30, 2025
Ownership Breakdown
20
Institutional Holders
▼ 3 vs Q2
$191.72M
Total Inst. Value
▲ $92.62M vs Q2
57.17M
Shares Outstanding
freeFloat 64.78%
10.89M
13F Shares Held
▲ 5.79M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
OCS largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
EQT FUND MANAGEMENT S.A R.L. | 5.90M | 11.20% | 11.20% | $103.73B | Nov 14, 2025 | NEW |
PIVOTAL BIOVENTURE PARTNERS INVESTMENT ADVISOR LLC | 2.30M | 4.37% | 4.37% | $40.45B | Nov 13, 2025 | — held |
ABRDN PLC | 1.25M | 2.38% | 2.38% | $22.22B | Nov 7, 2025 | — held |
NAN FUNG GROUP HOLDINGS LTD | 514.7K | 97.72% | 97.72% | $9.05B | Nov 13, 2025 | — held |
SR ONE CAPITAL MANAGEMENT, LP | 322.5K | 61.23% | 61.23% | $5.67B | Nov 12, 2025 | — held |
ALYESKA INVESTMENT GROUP, L.P. | 131.3K | 24.93% | 24.93% | $2.31B | Nov 17, 2025 | — held |
ACUTA CAPITAL PARTNERS, LLC | 101.8K | 19.32% | 19.32% | $1.79B | Nov 14, 2025 | ▼ 4.9K |
COMPAGNIE LOMBARD ODIER SCMA | 97.0K | 18.42% | 18.42% | $1.72B | Nov 6, 2025 | — held |
WOODLINE PARTNERS LP | 83.8K | 15.92% | 15.92% | $1.47B | Nov 14, 2025 | ▲ 33.3K |
UBS GROUP AG | 74.7K | 14.19% | 14.19% | $1.31B | Nov 13, 2025 | ▼ 51.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
2
Increased
+33.5K shares3
New Positions
first time holders7
Decreased
−66.4K shares7
Sold Out
fully exitedNet shares change (top 50)
32.8K
+33.5K / −66.4K
Net new holders
-9
3 new / 7 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
OCS insider trading · insider activity
Source: SEC Form 4
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Oculis Holding AG (OCS) is primarily owned by institutional investors, who hold approximately 19.1% of total shares outstanding. Company insiders own approximately 35.22%, while retail and public investors account for the remaining 45.72%.
The largest institutional shareholder of Oculis Holding AG is EQT FUND MANAGEMENT S.A R.L., holding approximately 5.90 million shares — equal to 11.20% of outstanding shares — as of September 30, 2025.
A total of 20 institutional investors currently hold OCS stock, with a combined institutional value of approximately $191,723,678 as of the most recent 13F filing period.
Frequently asked questions
OCS ownershipOculis Holding AG (OCS) is primarily owned by institutional investors, who hold approximately 19.1% of shares. The largest shareholder is EQT FUND MANAGEMENT S.A R.L. with a 11.20% stake. Company insiders hold 35.22%. Data sourced from SEC Form 13F as of September 30, 2025.