WESTLAKE VILLAGE, CA
PENNYMAC FINANCIAL SERVICES, INC.PFSI— Latest position per institution from SEC 13F filings
15
Institutional holders
36.60M
Total shares held
2.71B
Estimated value
1.83M
Avg. position size
MFN PARTNERS MANAGEMENT, LP
CIK 1732811
Shares
4.53M
Value
394.72M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
3.92M
Value
341.60K
Filed
Jun 30, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
3.01M
Value
34.58K
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
2.83M
Value
373.47M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
2.33M
Value
202.74M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
2.20M
Value
208.15M
Filed
Jun 30, 2024
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
2.13M
Value
185.57M
Filed
Jun 30, 2026
DEER PARK ROAD CORP
CIK 1702490
Shares
2.10M
Value
125.18M
Filed
Mar 31, 2023
DONALD SMITH & CO., INC.
CIK 814375
Shares
1.88M
Value
163.94M
Filed
Jun 30, 2026
RUBRIC CAPITAL MANAGEMENT LP
CIK 1687509
Shares
1.70M
Value
148.07M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.66M
Value
144.56M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.29M
Value
112.70M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
1.01M
Value
87.72M
Filed
Jun 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
1M
Value
87.50M
Filed
Jun 30, 2026
ORBIS ALLAN GRAY LTD
CIK 1663865
Shares
926.77K
Value
92.78M
Filed
Mar 31, 2025
STATE STREET CORP
CIK 93751
Shares
922.21K
Value
80.32M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
914.76K
Value
79.68M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
807.59K
Value
70.34M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
758.66K
Value
66.09M
Filed
Jun 30, 2026
140 SUMMER PARTNERS LP
CIK 1820788
Shares
669.89K
Value
88.32M
Filed
Dec 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MFN PARTNERS MANAGEMENT, LP | 1732811 | 4.53M | 394.72M | Jun 30, 2026 |
| 2 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 3.92M | 341.60K | Jun 30, 2026 |
| 3 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 3.01M | 34.58K | Jun 30, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 2.83M | 373.47M | Dec 31, 2025 |
| 5 | BLACKROCK, INC. | 2012383 | 2.33M | 202.74M | Jun 30, 2026 |
| 6 | BLACKROCK FINANCE, INC. | 1364742 | 2.20M | 208.15M | Jun 30, 2024 |
| 7 | DIMENSIONAL FUND ADVISORS LP | 354204 | 2.13M | 185.57M | Jun 30, 2026 |
| 8 | DEER PARK ROAD CORP | 1702490 | 2.10M | 125.18M | Mar 31, 2023 |
| 9 | DONALD SMITH & CO., INC. | 814375 | 1.88M | 163.94M | Jun 30, 2026 |
| 10 | RUBRIC CAPITAL MANAGEMENT LP | 1687509 | 1.70M | 148.07M | Jun 30, 2026 |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.66M | 144.56M | Jun 30, 2026 |
| 12 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.29M | 112.70M | Jun 30, 2026 |
| 13 | INVESCO LTD. | 914208 | 1.01M | 87.72M | Jun 30, 2026 |
| 14 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 1M | 87.50M | Jun 30, 2026 |
| 15 | ORBIS ALLAN GRAY LTD | 1663865 | 926.77K | 92.78M | Mar 31, 2025 |
| 16 | STATE STREET CORP | 93751 | 922.21K | 80.32M | Jun 30, 2026 |
| 17 | GOLDMAN SACHS GROUP INC | 886982 | 914.76K | 79.68M | Jun 30, 2026 |
| 18 | FMR LLC | 315066 | 807.59K | 70.34M | Jun 30, 2026 |
| 19 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 758.66K | 66.09M | Jun 30, 2026 |
| 20 | 140 SUMMER PARTNERS LP | 1820788 | 669.89K | 88.32M | Dec 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.