Custom Index Systems’s Primo Brands PRMB Stock Holding History

Custom Index Systems’s Portfolio PRMB Stock Details PRMB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$260K	Hold	13,824	–	–	0.11%	219
2025 Q4	$226K	Buy	+13,824	New	+$255K	0.1%	227

Other funds holding PRMB

ORCP

One Rock Capital Partners New York $2.19B AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

SHCM

Sachem Head Capital Management New York $4.15B AUM 48.05% 1-Year Est. Return

Samlyn Capital New York $5.86B AUM 36.3% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Custom Index Systems's PRMB Position: Q1 2026 in Review

Custom Index Systems held its Primo Brands (PRMB) position steady in Q1 2026 at 13,824 shares worth $260K. The position accounts for 0.11% of the portfolio, ranked #219.

Custom Index Systems first reported a position in PRMB in Q4 2025 and has held it in 2 quarters since. 343 funds tracked by Wall St. Rank hold PRMB as of Q1 2026.

Custom Index Systems held 13,824 shares of Primo Brands worth $260K as of Q1 2026.
Custom Index Systems left its Primo Brands share count unchanged in Q1 2026.
Primo Brands made up 0.11% of Custom Index Systems's portfolio in Q1 2026, its #219 holding.
Custom Index Systems first reported a position in Primo Brands in Q4 2025 and has held it in 2 quarters since.
343 funds tracked by Wall St. Rank held Primo Brands as of Q1 2026.

Based on Custom Index Systems's 13F filing for Q1 2026, filed 29 Apr 2026.