Ticker · CUSIP 46222L108

IONQ

IONQ INC

Technology·Computer Hardware

···Share

Holders (tracked)

Combined shares

16,961,996

Combined value

$581.34M

Last close

—

Quarter

2025Q4

Tracked holders · last 8 quarters

+6 vs previous quarter over the last 8.

SEC event timeline

20 events

Ken Griffin (Citadel Advisors) trimmed2026-02-17
−614,401 shares · 2025Q4
13F
D.E. Shaw & Co. trimmed2026-02-17
−4,568,803 shares · 2025Q4
13F
Two Sigma Investments added2026-02-17
+94,822 shares · 2025Q4
13F
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−300,214 shares · 2025Q4
13F
Steve Cohen (Point72) added2026-02-17
+122,300 shares · 2025Q4
13F
T. Rowe Price added2026-02-17
+762,585 shares · 2025Q4
13F
Wellington Management added2026-02-17
+611,249 shares · 2025Q4
13F
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+68,200 shares · 2025Q4
13F
AQR Capital Management added2026-02-17
+11,500 shares · 2025Q4
13F
Renaissance Technologies exited2026-02-12
−5,079,700 shares · 2025Q4
13F
Norges Bank (Norway SWF) opened position2026-02-10
+4,451,819 shares · 2025Q4
13F
Izzy Englander (Millennium Mgmt) added2025-11-14
+204,028 shares · 2025Q3
13F
D.E. Shaw & Co. added2025-11-14
+1,408,789 shares · 2025Q3
13F
AQR Capital Management added2025-11-14
+8,194 shares · 2025Q3
13F
T. Rowe Price added2025-11-14
+1,771,652 shares · 2025Q3
13F
Wellington Management added2025-11-14
+483,240 shares · 2025Q3
13F
Renaissance Technologies added2025-11-13
+4,073,300 shares · 2025Q3
13F
Norges Bank (Norway SWF) exited2025-11-13
−2,670,872 shares · 2025Q3
13F
Norges Bank (Norway SWF) added2025-11-12
+9,725 shares · 2024Q3
13F
Ken Fisher (Fisher Asset Mgmt) exited2025-11-12
−12,031 shares · 2025Q3
13F

Insider activity

No insider transactions in the last 30 days.

View full insider history for IONQ →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

New positions2

Norges Bank (Norway SWF)
+4,451,819
$199.8M
Paul Tudor Jones (Tudor Investment)
+68,200
$3.1M

Added to5

Wellington Management
+611,249
$27.4M
Steve Cohen (Point72)
+122,300
$5.5M
Two Sigma Investments
+94,822
$4.3M
AQR Capital Management
+11,500
$516K
T. Rowe Price
+762,585
$34K

Trimmed3

D.E. Shaw & Co.
−4,568,803
$205.0M
Ken Griffin (Citadel Advisors)
−614,401
$27.6M
Izzy Englander (Millennium Mgmt)
−300,214
$13.5M

Exited1

Renaissance Technologies
−5,079,700
$312.4M

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	5	2,438,199	$31.1M	—
2022Q2	8	11,525,134	$50.5M	+3
2022Q3	8	9,990,936	$291K	—
2022Q4	8	11,246,568	$37.4M	—
2023Q1	9	10,945,756	$66.9M	+1
2023Q2	11	19,601,564	$235.4M	+2
2023Q3	15	18,587,062	$225.4M	+4
2023Q4	10	20,722,899	$236.6M	-5
2024Q1	9	18,604,583	$184.9M	-1
2024Q2	6	15,185,198	$106.0M	-3
2024Q3	8	2,029,599	$16.7M	+2
2024Q4	15	7,301,382	$276.2M	+7
2025Q1	17	21,232,726	$456.4M	+2
2025Q2	19	18,788,316	$744.0M	+2
2025Q3	14	23,371,539	$1.24B	-5
2025Q4	20	16,961,996	$581.3M	+6

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2026-03-18	Greg Steube	Buy	$1K – $15K	PDF ↗

Who owns IONQ

20 super-investors · 2025Q4

Tracked stake

16.96M

Combined value

$581M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New3Added8Trim9

#	Manager	Shares	Value	% of book	Last action
1	Norges Bank Norway SWF	4.45M	$200M	0.0%	New+4.45M
2	Ken Griffin Citadel Advisors	1.89M	$85M	0.0%	Trim−614.4K
3	Ken Griffin Citadel Advisors	1.74M	$78M	0.0%	Trim−614.4K
4	Wellington Management	1.43M	$64M	0.0%	Added+611.2K
5	D.E. Shaw & Co.	927.3K	$42M	0.0%	Trim−4.57M
6	D.E. Shaw & Co.	879.6K	$39M	0.0%	Trim−4.57M
7	D.E. Shaw & Co.	294.4K	$13M	0.0%	Trim−4.57M
8	Ken Griffin Citadel Advisors	255.5K	$11M	0.0%	Trim−614.4K
9	Two Sigma Investments	174.7K	$8M	0.0%	Added+94.8K
10	Izzy Englander Millennium Mgmt	141.8K	$6M	0.0%	Trim−300.2K
11	Steve Cohen Point72	138.3K	$6M	0.0%	Added+122.3K
12	Two Sigma Investments	132.5K	$6M	0.0%	Added+94.8K
13	Izzy Englander Millennium Mgmt	116.0K	$5M	0.0%	Trim−300.2K
14	Two Sigma Investments	115.9K	$5M	0.0%	Added+94.8K
15	Izzy Englander Millennium Mgmt	93.7K	$4M	0.0%	Trim−300.2K
16	AQR Capital Management	68.1K	$3M	0.0%	Added+11.5K
17	Steve Cohen Point72	40.9K	$2M	0.0%	Added+122.3K
18	Paul Tudor Jones Tudor Investment	36.4K	$2M	0.0%	New+68.2K
19	Paul Tudor Jones Tudor Investment	31.8K	$1M	0.0%	New+68.2K
20	T. Rowe Price	4.01M	$180K	0.0%	Added+762.6K

Recent moves

20 transactions

ADDAQR Capital Management
+11,500 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+68,200 · 2025Q4
TRIMKen Griffin (Citadel Advisors)
−614,401 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−300,214 · 2025Q4
ADDSteve Cohen (Point72)
+122,300 · 2025Q4
ADDWellington Management
+611,249 · 2025Q4
ADDT. Rowe Price
+762,585 · 2025Q4
ADDTwo Sigma Investments
+94,822 · 2025Q4
TRIMD.E. Shaw & Co.
−4,568,803 · 2025Q4
SOLDRenaissance Technologies
−5,079,700 · 2025Q4
NEWNorges Bank (Norway SWF)
+4,451,819 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+204,028 · 2025Q3
ADDT. Rowe Price
+1,771,652 · 2025Q3
ADDWellington Management
+483,240 · 2025Q3
ADDAQR Capital Management
+8,194 · 2025Q3
ADDD.E. Shaw & Co.
+1,408,789 · 2025Q3
SOLDNorges Bank (Norway SWF)
−2,670,872 · 2025Q3
ADDRenaissance Technologies
+4,073,300 · 2025Q3
SOLDKen Fisher (Fisher Asset Mgmt)
−12,031 · 2025Q3
ADDNorges Bank (Norway SWF)
+9,725 · 2024Q3

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