$ISPC

$0.84 +$0.02 (2.79%) Close

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

Ownership

13F as of Q2 2026 · 2.5M shares outstanding

Who owns ISPC?

By type of holder

Institutions 0.3% Everyone else 99.7%

No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".

Concentration Top 1 holders own 0.3%

IFP Advisors, Inc 0.3%

Institutional ownership

0.3%

-20.8 pts vs last qtr

Institutional holders

-11 vs last qtr

Net shares bought

−523.6K

by institutions in Q2 2026

New / sold out

1 / 12

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

IFP Advisors, Inc NEW +8.0K

Biggest sellers in Q2 2026

Geode Capital Management, LLC SOLD OUT −313.1K
Jane Street Group, LLC SOLD OUT −55.6K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for iSpecimen Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2023–FY2025

+239.4%

+84.22% a year

Each share's claim on the business

−70.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $731K

over 3 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 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

50.8%

of institutional shares changed hands

Top 10 managers, median time held

0 quarters

Super Investors

Investment managers reporting ISPC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
GC Geode Capital Management, LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding313.1K (Q1'26) Change over 8 quarters0 Geode Capital Management, LLC's full portfolio →
JS Jane Street Group, LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding55.6K (Q1'26) Change over 8 quarters−21.9K Jane Street Group, LLC's full portfolio →

Geode Capital Management, LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Jane Street Group, LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

4 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting ISPC on Form N-PORT; together they hold 2.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$13.9K	55.5K	2.20%	0.00%	February 28, 2026
FS Fidelity Series Total Market Index Fund Fidelity Concord Street Trust	$1.27K	5.1K	0.20%	0.00%	February 28, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$13.9K

% of company

2.20%

% of the fund

0.00%

As of

February 28, 2026

Fidelity Series Total Market Index Fund

Fidelity Concord Street Trust

Position value

$1.27K

% of company

0.20%

% of the fund

0.00%

As of

February 28, 2026

4 more funds behind a free account

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

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