JO
IONQ icon

John Overdeck’s IonQ IONQ Stock Holding History

John Overdeck’s Portfolio IONQ Stock Details IONQ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$42.9M Sell
805,647
-1,538,304
-66% -$78M 0.03% 629
2026
Q1 		$67.6M Buy
2,343,951
+2,169,225
+1,242% +$83.3M 0.05% 391
2025
Q4 		$7.84M Buy
174,726
+94,822
+119% +$5.31M 0.01% 1297
2025
Q3 		$4.91M Hold
79,904
– – 0.01% 1479
2025
Q2 		$3.43M Sell
79,904
-802,300
-91% -$26.9M 0.01% 1480
2025
Q1 		$19.5M Buy
882,204
+406,187
+85% +$13.2M 0.04% 500
2024
Q4 		$19.9M Buy
+476,017
New +$11.9M 0.04% 478
2024
Q2 		– Sell
-1,553,450
Closed -$15.5M – 3172
2024
Q1 		$15.5M Sell
1,553,450
-1,418,869
-48% -$15.2M 0.04% 519
2023
Q4 		$36.8M Buy
2,972,319
+2,727,475
+1,114% +$35.2M 0.08% 284
2023
Q3 		$3.64M Sell
244,844
-2,642,115
-92% -$41.5M 0.01% 1057
2023
Q2 		$39.1M Buy
2,886,959
+1,832,657
+174% +$15.2M 0.1% 258
2023
Q1 		$6.48M Buy
1,054,302
+105,689
+11% +$494K 0.02% 785
2022
Q4 		$3.27M Buy
948,613
+614,556
+184% +$2.97M 0.01% 1072
2022
Q3 		$1.69M Sell
334,057
-2,480,145
-88% -$13.8M 0.01% 1226
2022
Q2 		$12.3M Buy
+2,814,202
New +$19.9M 0.04% 444

Other funds holding IONQ

Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
MG
Marex Group London $23.6B AUM 57.16% 1-Year Est. Return

John Overdeck's IONQ Position: Q2 2026 in Review

John Overdeck reduced its IonQ (IONQ) stake by 66% in Q2 2026, selling an estimated $78M and leaving 805,647 shares worth $42.9M. The position accounts for 0.03% of the portfolio, ranked #629.

John Overdeck first reported a position in IONQ in Q2 2022 and has held it in 15 quarters since. The position peaked at $67.6M in Q1 2026. 779 funds tracked by Wall St. Rank hold IONQ as of Q2 2026.

  • John Overdeck held 805,647 shares of IonQ worth $42.9M as of Q2 2026.
  • John Overdeck sold 1,538,304 IonQ shares in Q2 2026, an estimated $78M.
  • IonQ made up 0.03% of John Overdeck's portfolio in Q2 2026, its #629 holding.
  • John Overdeck first reported a position in IonQ in Q2 2022 and has held it in 15 quarters since.
  • John Overdeck's IonQ position peaked at $67.6M in Q1 2026.
  • 779 funds tracked by Wall St. Rank held IonQ as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.