PEAK6
PFSI icon

PEAK6’s PennyMac Financial PFSI Stock Holding History

PEAK6’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 		$25M Buy
286,600
+102,200
+55% +$11M 0.06% 287
2025
Q4 		$24.3M Sell
184,400
-2,400
-1% -$306K 0.05% 324
2025
Q3 		$23.1M Buy
186,800
+173,600
+1,315% +$18.8M 0.03% 383
2025
Q2 		$1.32M Sell
13,200
-2,100
-14% -$204K ﹤0.01% 1660
2025
Q1 		$1.53M Sell
15,300
-37,900
-71% -$3.89M ﹤0.01% 1538
2024
Q4 		$5.43M Buy
+53,200
New +$5.56M 0.01% 862

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

PEAK6's PFSI Position: Q1 2026 in Review

PEAK6 opened a new position in PennyMac Financial (PFSI) in Q1 2026: 10,611 shares worth $927K. The stake represents ﹤0.01% of the portfolio and ranks #1738 among its holdings. This is a return to the name: PEAK6 previously reported a position in PFSI as recently as Q2 2025.

PEAK6 first reported a position in PFSI in Q4 2024 and has held it in 4 quarters since. 231 funds tracked by Wall St. Rank hold PFSI as of Q1 2026.

  • PEAK6 held 10,611 shares of PennyMac Financial worth $927K as of Q1 2026.
  • PennyMac Financial was a new PEAK6 position in Q1 2026.
  • PennyMac Financial made up ﹤0.01% of PEAK6's portfolio in Q1 2026, its #1738 holding.
  • PEAK6 first reported a position in PennyMac Financial in Q4 2024 and has held it in 4 quarters since.
  • 231 funds tracked by Wall St. Rank held PennyMac Financial as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.