CIS
PRMB

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
Q2 		$207K Sell
8,456
-5,368
-39% -$119K 0.07% 234
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 $2.84B AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
SHCM
Sachem Head Capital Management New York $4.82B AUM 73.38% 1-Year Est. Return
SC
Samlyn Capital New York $6.14B AUM 42.05% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Custom Index Systems's PRMB Position: Q2 2026 in Review

Custom Index Systems reduced its Primo Brands (PRMB) stake by 39% in Q2 2026, selling an estimated $119K and leaving 8,456 shares worth $207K. The position accounts for 0.07% of the portfolio, ranked #234.

Custom Index Systems first reported a position in PRMB in Q4 2025 and has held it in 3 quarters since. The position peaked at $260K in Q1 2026. 382 funds tracked by Wall St. Rank hold PRMB as of Q2 2026.

  • Custom Index Systems held 8,456 shares of Primo Brands worth $207K as of Q2 2026.
  • Custom Index Systems sold 5,368 Primo Brands shares in Q2 2026, an estimated $119K.
  • Primo Brands made up 0.07% of Custom Index Systems's portfolio in Q2 2026, its #234 holding.
  • Custom Index Systems first reported a position in Primo Brands in Q4 2025 and has held it in 3 quarters since.
  • Custom Index Systems's Primo Brands position peaked at $260K in Q1 2026.
  • 382 funds tracked by Wall St. Rank held Primo Brands as of Q2 2026.

Based on Custom Index Systems's 13F filing for Q2 2026, filed 14 Aug 2026.