Rossby Financial’s PennyMac Financial PFSI Stock Holding History

Rossby Financial’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	$263	Buy	3 +2	+200%	+$215	﹤0.01%	2173
2025 Q4	$132	Buy	+1	New	+$127	﹤0.01%	1777

Other funds holding PFSI

MFN Partners Boston, Massachusetts $4.77B AUM 72.29% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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 Miami, Florida $618B AUM 30.34% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Rossby Financial's PFSI Position: Q1 2026 in Review

Rossby Financial increased its PennyMac Financial (PFSI) stake by 200% in Q1 2026, buying an estimated $215 and bringing the position to 3 shares worth $263. The position accounts for ﹤0.01% of the portfolio, ranked #2173.

Rossby Financial first reported a position in PFSI in Q4 2025 and has held it in 2 quarters since. 231 funds tracked by Wall St. Rank hold PFSI as of Q1 2026.

Rossby Financial held 3 shares of PennyMac Financial worth $263 as of Q1 2026.
Rossby Financial bought 2 PennyMac Financial shares in Q1 2026, an estimated $215.
PennyMac Financial made up ﹤0.01% of Rossby Financial's portfolio in Q1 2026, its #2173 holding.
Rossby Financial first reported a position in PennyMac Financial in Q4 2025 and has held it in 2 quarters since.
231 funds tracked by Wall St. Rank held PennyMac Financial as of Q1 2026.

Based on Rossby Financial's 13F filing for Q1 2026, filed 11 May 2026.