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Senator Investment Group’s PennyMac Financial PFSI Stock Holding History

Senator Investment Group’s Portfolio PFSI Stock Details PFSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-287,093
Closed -$37.9M – 77
2025
Q4 		$37.9M Buy
287,093
+31,737
+12% +$4.04M 1.52% 22
2025
Q3 		$31.6M Buy
+255,356
New +$27.6M 1.17% 31

Other funds holding PFSI

MP
MFN Partners Boston, Massachusetts $4.77B AUM 72.29% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
DSC
Donald Smith & Co New York $5.56B AUM 47.13% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Senator Investment Group's PFSI Position: Q1 2026 in Review

Senator Investment Group sold out of PennyMac Financial (PFSI) in Q1 2026, closing a stake of 287,093 shares — an estimated $37.9M sold.

Senator Investment Group first reported a position in PFSI in Q3 2025 and held it in 2 quarters. The position peaked at $37.9M in Q4 2025. 231 funds tracked by Wall St. Rank hold PFSI as of Q1 2026.

  • Senator Investment Group reported no remaining PennyMac Financial position as of Q1 2026 after selling out during the quarter.
  • Senator Investment Group sold 287,093 PennyMac Financial shares in Q1 2026, an estimated $37.9M.
  • Senator Investment Group first reported a position in PennyMac Financial in Q3 2025 and held it in 2 quarters.
  • Senator Investment Group's PennyMac Financial position peaked at $37.9M in Q4 2025.
  • 231 funds tracked by Wall St. Rank held PennyMac Financial as of Q1 2026.

Based on Senator Investment Group's 13F filing for Q1 2026, filed 13 May 2026.