$IONQ

$31.99 +$1.23 (3.98%) Live

$IONQ Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 381.0M shares outstanding

Who owns IONQ?

By type of holder

Institutions 51.2% Insiders 1.0% Everyone else 47.8%

Concentration Top 10 holders own 30.1%

BlackRock, Inc. 5.5% · Morgan Stanley 6.9%

Institutional ownership

51.2%

-1.5 pts vs last qtr

Institutional holders

783

+153 vs last qtr

Net shares bought

−5.7M

by institutions in Q2 2026

New / sold out

236 / 83

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Norges Bank NEW +5.2M
Morgan Stanley +5.1M

Biggest sellers in Q2 2026

BlackRock, Inc. −9.0M
Defiance ETFs, LLC −8.5M

Who is planning to sell?

Notices of proposed sale, last 12 months

$106M

36 notices from 12 people

Shares covered

2.2M

0.58% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Thomas Kramer Former employee $65.1M
Rima Alameddine Officer $18.1M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+103.7%

+19.47% a year

Each share's claim on the business

−50.9%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $528M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years71% 1–3 years13% Under 1 year16%

Quarterly turnover

21.3%

of institutional shares changed hands

Top 10 managers, median time held

4.5 years

Super Investors

Investment managers reporting IONQ on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	20.9M	5.48%	−9.0M (−30.0%)	2021	0.0%
Shares held by quarter Peak holding30.1M (Q4'25) Change over 8 quarters+5.9M Share of the company5.480% BlackRock, Inc.'s full portfolio →
MS Morgan Stanley	26.3M	6.90%	+5.1M (+24.2%)	2021	0.1%
Shares held by quarter Peak holding26.3M (Q3'25) Change over 8 quarters+23.3M Share of the company6.900% Morgan Stanley's full portfolio →

BlackRock, Inc.

20.9M

% of company

5.48%

Change vs last qtr

−9.0M (−30.0%)

Held since

2021

Morgan Stanley

26.3M

% of company

6.90%

Change vs last qtr

+5.1M (+24.2%)

Held since

2021

28 more super investors behind a free account

See every manager holding IonQ, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting IONQ on Form N-PORT; together they hold 22.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$568M	10.7M	2.80%	0.02%	June 30, 2026
VS Vanguard Small-Cap Index Fund Vanguard Index Funds	$354M	6.7M	1.75%	0.19%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$568M

% of company

2.80%

% of the fund

0.02%

As of

June 30, 2026

Vanguard Small-Cap Index Fund

Vanguard Index Funds

Position value

$354M

% of company

1.75%

% of the fund

0.19%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding IonQ, Inc. and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
DM de Masi Niccolo Insider	1.1M	0.29%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.290% de Masi Niccolo's insider activity →
KT Kramer Thomas G. Insider	473.3K	0.12%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.120% Kramer Thomas G.'s insider activity →

de Masi Niccolo

Insider

1.1M

% of company

0.29%

Change vs last qtr

—

Held since

—

Kramer Thomas G.

Insider

473.3K

% of company

0.12%

Change vs last qtr

—

Held since

—

16 more holders behind a free account

See every insider and 5%+ holder of IonQ, Inc..

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