MF
RUM icon

Magnetar Financial’s RUM Group Inc RUM Stock Holding History

Magnetar Financial’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
Q1 		$99.6K Buy
+19,524
New +$112K ﹤0.01% 1013
2022
Q2 		– Sell
-186,315
Closed -$2.21M – 1805
2022
Q1 		$2.21M Sell
186,315
-57,864
-24% -$718K 0.02% 649
2021
Q4 		$2.64M Buy
244,179
+233,848
+2,264% +$2.47M 0.03% 610
2021
Q3 		$100K Buy
+10,331
New +$100K ﹤0.01% 1203

Other funds holding RUM

CF
Cantor Fitzgerald New York $6.78B AUM 29.01% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
CCPM
Cooper Creek Partners Management New York $2.92B AUM 30.49% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Magnetar Financial's RUM Position: Q1 2026 in Review

Magnetar Financial opened a new position in RUM Group Inc (RUM) in Q1 2026: 19,524 shares worth $99.6K. The stake represents ﹤0.01% of the portfolio and ranks #1013 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in RUM as recently as Q1 2022.

Magnetar Financial first reported a position in RUM in Q3 2021 and has held it in 4 quarters since. The position peaked at $2.64M in Q4 2021. 204 funds tracked by Wall St. Rank hold RUM as of Q1 2026.

  • Magnetar Financial held 19,524 shares of RUM Group Inc worth $99.6K as of Q1 2026.
  • RUM Group Inc was a new Magnetar Financial position in Q1 2026.
  • RUM Group Inc made up ﹤0.01% of Magnetar Financial's portfolio in Q1 2026, its #1013 holding.
  • Magnetar Financial first reported a position in RUM Group Inc in Q3 2021 and has held it in 4 quarters since.
  • Magnetar Financial's RUM Group Inc position peaked at $2.64M in Q4 2021.
  • 204 funds tracked by Wall St. Rank held RUM Group Inc as of Q1 2026.

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