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Entropy Technologies’s RUM Group Inc RUM Stock Holding History

Entropy Technologies’s Portfolio RUM Stock Details RUM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$477K Buy
+75,216
New +$534K 0.02% 675
2026
Q1 		– Sell
-12,257
Closed -$77.5K – 1130
2025
Q4 		$77.5K Sell
12,257
-12,893
-51% -$88.4K ﹤0.01% 848
2025
Q3 		$182K Buy
25,150
+4,000
+19% +$32.7K 0.01% 759
2025
Q2 		$190K Buy
21,150
+8,404
+66% +$71.8K 0.02% 714
2025
Q1 		$90.1K Buy
+12,746
New +$133K 0.01% 677

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CCPM
Cooper Creek Partners Management New York $4.21B AUM 44.81% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Entropy Technologies's RUM Position: Q2 2026 in Review

Entropy Technologies opened a new position in RUM Group Inc (RUM) in Q2 2026: 75,216 shares worth $477K. The stake represents 0.02% of the portfolio and ranks #675 among its holdings. This is a return to the name: Entropy Technologies previously reported a position in RUM as recently as Q4 2025.

Entropy Technologies first reported a position in RUM in Q1 2025 and has held it in 5 quarters since. 227 funds tracked by Wall St. Rank hold RUM as of Q2 2026.

  • Entropy Technologies held 75,216 shares of RUM Group Inc worth $477K as of Q2 2026.
  • RUM Group Inc was a new Entropy Technologies position in Q2 2026.
  • RUM Group Inc made up 0.02% of Entropy Technologies's portfolio in Q2 2026, its #675 holding.
  • Entropy Technologies first reported a position in RUM Group Inc in Q1 2025 and has held it in 5 quarters since.
  • 227 funds tracked by Wall St. Rank held RUM Group Inc as of Q2 2026.

Based on Entropy Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.