Ken Griffin
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Ken Griffin’s Sphere Entertainment SPHR Stock Holding History

Ken Griffin’s Portfolio SPHR Stock Details SPHR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$45.4M Buy
387,100
+365,042
+1,655% +$38.2M 0.01% 1445
2025
Q4 		$2.1M Sell
22,058
-274,644
-93% -$20.9M ﹤0.01% 5816
2025
Q3 		$18.4M Sell
296,702
-70,773
-19% -$3.34M ﹤0.01% 2440
2025
Q2 		$15.4M Sell
367,475
-528,701
-59% -$17.9M ﹤0.01% 2471
2025
Q1 		$29.3M Sell
896,176
-328,027
-27% -$13.3M 0.01% 1617
2024
Q4 		$49.4M Buy
1,224,203
+55,044
+5% +$2.3M 0.01% 1279
2024
Q3 		$51.7M Buy
1,169,159
+462,986
+66% +$19.9M 0.01% 1181
2024
Q2 		$24.8M Buy
706,173
+124,262
+21% +$4.83M 0.01% 1780
2024
Q1 		$28.6M Sell
581,911
-29,072
-5% -$1.17M 0.01% 1713
2023
Q4 		$20.7M Buy
610,983
+552,668
+948% +$19.2M ﹤0.01% 1980
2023
Q3 		$2.17M Sell
58,315
-272,555
-82% -$10M ﹤0.01% 5071
2023
Q2 		$9.06M Buy
330,870
+322,131
+3,686% +$10.7M ﹤0.01% 2809
2023
Q1 		$516K Sell
8,739
-13,520
-61% -$731K ﹤0.01% 8235
2022
Q4 		$1M Buy
22,259
+7,739
+53% +$351K ﹤0.01% 6816
2022
Q3 		$640K Buy
+14,520
New +$815K ﹤0.01% 7927
2022
Q1 		– Sell
-32,098
Closed -$2.42M – 14510
2021
Q4 		$2.26M Buy
32,098
+1,933
+6% +$136K ﹤0.01% 5963
2021
Q3 		$2.19M Buy
30,165
+738
+3% +$55.3K ﹤0.01% 6120
2021
Q2 		$2.47M Sell
29,427
-6,820
-19% -$604K ﹤0.01% 6081
2021
Q1 		$2.96M Buy
36,247
+23,987
+196% +$2.39M ﹤0.01% 5473
2020
Q4 		$1.29M Buy
12,260
+47
+0.4% +$3.59K ﹤0.01% 6252
2020
Q3 		$836K Buy
+12,213
New +$881K ﹤0.01% 6356

Other funds holding SPHR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JCAM
Jericho Capital Asset Management New York $6.76B AUM 88.1% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
GI
GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Ken Griffin's SPHR Position: Q1 2026 in Review

Ken Griffin increased its Sphere Entertainment (SPHR) stake by 1,655% in Q1 2026, buying an estimated $38.2M and bringing the position to 387,100 shares worth $45.4M. The position accounts for 0.01% of the portfolio, ranked #1445.

Ken Griffin first reported a position in SPHR in Q3 2020 and has held it in 21 quarters since. The position peaked at $51.7M in Q3 2024. 378 funds tracked by Wall St. Rank hold SPHR as of Q1 2026.

  • Ken Griffin held 387,100 shares of Sphere Entertainment worth $45.4M as of Q1 2026.
  • Ken Griffin bought 365,042 Sphere Entertainment shares in Q1 2026, an estimated $38.2M.
  • Sphere Entertainment made up 0.01% of Ken Griffin's portfolio in Q1 2026, its #1445 holding.
  • Ken Griffin first reported a position in Sphere Entertainment in Q3 2020 and has held it in 21 quarters since.
  • Ken Griffin's Sphere Entertainment position peaked at $51.7M in Q3 2024.
  • 378 funds tracked by Wall St. Rank held Sphere Entertainment as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.