MF
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Magnetar Financial’s Roku ROKU Stock Holding History

Magnetar Financial’s Portfolio ROKU Stock Details ROKU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$70M Buy
507,080
+503,435
+13,812% +$61.4M 0.64% 16
2026
Q1 		$345K Buy
3,645
+1,215
+50% +$118K ﹤0.01% 728
2025
Q4 		$264K Sell
2,430
-52,161
-96% -$5.29M ﹤0.01% 727
2025
Q3 		$5.47M Buy
+54,591
New +$5.03M 0.03% 220
2025
Q2 		– Sell
-59,673
Closed -$4.2M – 1111
2025
Q1 		$4.2M Buy
+59,673
New +$4.78M 0.06% 196
2024
Q1 		– Sell
-26,197
Closed -$2.4M – 471
2023
Q4 		$2.4M Buy
+26,197
New +$2.19M 0.06% 190
2021
Q2 		– Sell
-1,430
Closed -$466K – 1354
2021
Q1 		$466K Buy
+1,430
New +$560K ﹤0.01% 837
2020
Q4 		– Sell
-1,448
Closed -$273K – 865
2020
Q3 		$273K Sell
1,448
-6,406
-82% -$1.01M ﹤0.01% 551
2020
Q2 		$915K Buy
+7,854
New +$898K 0.03% 206

Other funds holding ROKU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $16.4B AUM 55.44% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Schroder Investment Management Group
Schroder Investment Management Group London, United Kingdom $141B AUM 34.18% 1-Year Est. Return

Magnetar Financial's ROKU Position: Q2 2026 in Review

Magnetar Financial increased its Roku (ROKU) stake by 13,812% in Q2 2026, buying an estimated $61.4M and bringing the position to 507,080 shares worth $70M. The position accounts for 0.64% of the portfolio, ranked #16.

Magnetar Financial first reported a position in ROKU in Q2 2020 and has held it in 9 quarters since. 784 funds tracked by Wall St. Rank hold ROKU as of Q2 2026.

  • Magnetar Financial held 507,080 shares of Roku worth $70M as of Q2 2026.
  • Magnetar Financial bought 503,435 Roku shares in Q2 2026, an estimated $61.4M.
  • Roku made up 0.64% of Magnetar Financial's portfolio in Q2 2026, its #16 holding.
  • Magnetar Financial first reported a position in Roku in Q2 2020 and has held it in 9 quarters since.
  • 784 funds tracked by Wall St. Rank held Roku as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.