OSLO, Q8
OPERA LTDOPRA— Latest position per institution from SEC 13F filings
15
Institutional holders
18.55M
Total shares held
325.43M
Estimated value
927.38K
Avg. position size
TIDAL INVESTMENTS LLC
CIK 1600064
Shares
2.63M
Value
52.15M
Filed
Jun 30, 2026
GREENHOUSE FUNDS LLLP
CIK 1626220
Shares
2.21M
Value
43.84M
Filed
Jun 30, 2023
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
1.95M
Value
38.65M
Filed
Jun 30, 2026
SCHONFELD STRATEGIC ADVISORS LLC
CIK 1665241
Shares
1.57M
Value
31.06M
Filed
Jun 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
985.23K
Value
19.54M
Filed
Jun 30, 2026
EXODUSPOINT CAPITAL MANAGEMENT, LP
CIK 1736225
Shares
836.41K
Value
16.59M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
813.93K
Value
16.14M
Filed
Jun 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
800.28K
Value
15.87M
Filed
Jun 30, 2026
GHISALLO CAPITAL MANAGEMENT LLC
CIK 1825214
Shares
800K
Value
9.02M
Filed
Sep 30, 2023
PENN CAPITAL MANAGEMENT COMPANY, LLC
CIK 1158202
Shares
765.77K
Value
15.20M
Filed
Jun 30, 2026
METAVASI CAPITAL LP
CIK 1864835
Shares
724.84K
Value
14.96M
Filed
Sep 30, 2025
GENESIS INVESTMENT MANAGEMENT, LLP
CIK 1300979
Shares
720.80K
Value
3.13K
Filed
Sep 30, 2022
PORTOLAN CAPITAL MANAGEMENT, LLC
CIK 1350290
Shares
631.18K
Value
8.94M
Filed
Dec 31, 2025
LORD, ABBETT & CO. LLC
CIK 728100
Shares
610.67K
Value
11.54K
Filed
Jun 30, 2025
NEW YORK STATE COMMON RETIREMENT FUND
CIK 810265
Shares
503.47K
Value
9.98M
Filed
Jun 30, 2026
J. GOLDMAN & CO LP
CIK 1412741
Shares
448K
Value
9.25M
Filed
Sep 30, 2025
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
425.09K
Value
8.77M
Filed
Sep 30, 2025
ROUMELL ASSET MANAGEMENT, LLC
CIK 1331693
Shares
407.39K
Value
5.72M
Filed
Jun 30, 2024
PEAK6 INVESTMENTS LLC
CIK 1756111
Shares
381.87K
Value
5.90M
Filed
Sep 30, 2024
HUDSON BAY CAPITAL MANAGEMENT LP
CIK 1393825
Shares
340.94K
Value
3.84M
Filed
Sep 30, 2023
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | TIDAL INVESTMENTS LLC | 1600064 | 2.63M | 52.15M | Jun 30, 2026 |
| 2 | GREENHOUSE FUNDS LLLP | 1626220 | 2.21M | 43.84M | Jun 30, 2023 |
| 3 | AMERICAN CENTURY COMPANIES INC | 748054 | 1.95M | 38.65M | Jun 30, 2026 |
| 4 | SCHONFELD STRATEGIC ADVISORS LLC | 1665241 | 1.57M | 31.06M | Jun 30, 2026 |
| 5 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 985.23K | 19.54M | Jun 30, 2026 |
| 6 | EXODUSPOINT CAPITAL MANAGEMENT, LP | 1736225 | 836.41K | 16.59M | Jun 30, 2026 |
| 7 | CITADEL ADVISORS LLC | 1423053 | 813.93K | 16.14M | Jun 30, 2026 |
| 8 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 800.28K | 15.87M | Jun 30, 2026 |
| 9 | GHISALLO CAPITAL MANAGEMENT LLC | 1825214 | 800K | 9.02M | Sep 30, 2023 |
| 10 | PENN CAPITAL MANAGEMENT COMPANY, LLC | 1158202 | 765.77K | 15.20M | Jun 30, 2026 |
| 11 | METAVASI CAPITAL LP | 1864835 | 724.84K | 14.96M | Sep 30, 2025 |
| 12 | GENESIS INVESTMENT MANAGEMENT, LLP | 1300979 | 720.80K | 3.13K | Sep 30, 2022 |
| 13 | PORTOLAN CAPITAL MANAGEMENT, LLC | 1350290 | 631.18K | 8.94M | Dec 31, 2025 |
| 14 | LORD, ABBETT & CO. LLC | 728100 | 610.67K | 11.54K | Jun 30, 2025 |
| 15 | NEW YORK STATE COMMON RETIREMENT FUND | 810265 | 503.47K | 9.98M | Jun 30, 2026 |
| 16 | J. GOLDMAN & CO LP | 1412741 | 448K | 9.25M | Sep 30, 2025 |
| 17 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 425.09K | 8.77M | Sep 30, 2025 |
| 18 | ROUMELL ASSET MANAGEMENT, LLC | 1331693 | 407.39K | 5.72M | Jun 30, 2024 |
| 19 | PEAK6 INVESTMENTS LLC | 1756111 | 381.87K | 5.90M | Sep 30, 2024 |
| 20 | HUDSON BAY CAPITAL MANAGEMENT LP | 1393825 | 340.94K | 3.84M | Sep 30, 2023 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.