IonQ, Inc. (IONQ) Institutional Ownership

Institutions by Trading Activity

0Shares Outstanding

460,296Shares held by institutions

$12,243,874Value of institutional holdings

45.52%Institutional ownership %

26.13%Shares Changed QoQ

478No. of institutional investors

IonQ, Inc. (NYSE:IONQ) showed up in the 13F filings of 648 institutional investors as of December 2025.

These investors collectively held 64.4% of IonQ's outstanding shares in December 2025, up from 60.1% in September 2025.
Their total shares held in IONQ increased 15.25% quarter over quarter, and separately, investors owning IonQ increased 75.61% from a year ago.
Of these 648 holders, 446 added to their stakes in IonQ, 141 trimmed positions, and 61 made no changes.
In total, institutional investors held 189.79Mn shares in IonQ as of December 2025, up by 25.11Mn shares quarter on quarter, and up 93.78Mn shares year over year.
VANGUARD GROUP INC is the top holder of IonQ as of December 31, 2025, with 34.77Mn shares representing 11.81% of outstanding stock.
Leading buyers of IonQ shares for the quarter ending December 2025 were BlackRock, Inc. (7.6Mn), VANGUARD GROUP INC (5.42Mn), NORGES BANK (4.45Mn), Marex Group plc (3.28Mn), State Street Corp (2.66Mn).
The largest sales of IONQ for the quarter ending December 2025 came from Morgan Stanley (6.77Mn), D. E. Shaw & Co., Inc. (4.57Mn), Jpmorgan Chase & Co (4.46Mn), LANSDOWNE PARTNERS (UK) LLP (3.23Mn), Bank Of America Corp /De/ (1.13Mn).
Per Business Quant, the top 10 investors in IONQ for the quarter ending December 2025 include VANGUARD GROUP INC (34.77Mn), BlackRock, Inc. (30.08Mn), Morgan Stanley (19.57Mn), State Street Corp (8.96Mn), GEODE CAPITAL MANAGEMENT, LLC (8.07Mn), NORGES BANK (4.45Mn), UBS Group AG (4.22Mn), Marex Group plc (4.08Mn), Northern Trust Corp (3.28Mn), Clear Street Group Inc. (3.2Mn).

460,296 Total Shares Held

Rows:

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	7,595,514	33.78%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	5,420,037	18.46%	$0.00
UBS Group AG	31 Dec, 2025	-77,396	-1.80%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	879,223	614.27%	$0.00
Morgan Stanley	31 Dec, 2025	-6,773,950	-25.72%	$0.00
Marex Group plc	31 Dec, 2025	3,282,866	410.06%	$0.00
Barclays Plc	31 Dec, 2025	-345,411	-28.22%	$0.00
State Street Corp	31 Dec, 2025	2,663,230	42.28%	$0.00
Clear Street Group Inc.	31 Dec, 2025	2,196,017	219.65%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	318,408	2,519.05%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,452,463	21.93%	$0.00
Nuveen, LLC	31 Dec, 2025	313,409	25.66%	$0.00
PEAK6 LLC	31 Dec, 2025	99,814	0.00%	$0.00
NORGES BANK	31 Dec, 2025	4,451,819	0.00%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	-376,578	-24.06%	$0.00
Spear Advisors LLC	31 Dec, 2025	41,291	0.00%	$0.00
Northern Trust Corp	31 Dec, 2025	540,192	19.74%	$0.00
Defiance ETFs, LLC	31 Dec, 2025	772,974	0.00%	$0.00
Purpose Unlimited Inc.	31 Dec, 2025	17,482	0.00%	$0.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	556,680	23.56%	$0.00

1 - 20 of 651