$SEER

$1.93 -$0.04 (2.03%) Close

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

Ownership

13F as of Q2 2026 · 55.4M shares outstanding

Who owns SEER?

By type of holder

Institutions 37.0% Insiders 0.2% Everyone else 62.8%

Concentration Top 10 holders own 36.2%

Softbank Group Corp. 9.3% · Radoff Bradley Louis 4.7%

Institutional ownership

37.0%

-1.5 pts vs last qtr

Institutional holders

+1 vs last qtr

Net shares bought

−827.7K

by institutions in Q2 2026

New / sold out

9 / 8

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Citadel Advisors LLC NEW +519.3K
Voss Capital, LP NEW +137.3K

Biggest sellers in Q2 2026

AJU IB Investment Co., Ltd. SOLD OUT −816.4K
BlackRock, Inc. −393.2K

Who is planning to sell?

Notices of proposed sale, last 12 months

$23.3K

1 notice from 1 person

Shares covered

10.7K

0.02% of the company

Arranged in advance

100%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Dipchand Nishar Director 10b5-1 $23.3K

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, FY2020–FY2023

+383.1%

+69.05% a year

Each share's claim on the business

−79.3%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$81K vs $101M

over 4 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+ years23% 3–5 years47% 1–3 years21% Under 1 year9%

Quarterly turnover

8.2%

of institutional shares changed hands

Top 10 managers, median time held

3.3 years

Super Investors

Investment managers reporting SEER on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
SG Softbank Group Corp.	5.1M	9.27%	Unchanged	2023	0.1%
Shares held by quarter Peak holding5.1M (Q3'24) Change over 8 quarters0 Share of the company9.270% Softbank Group Corp.'s full portfolio →
SL Siren, L.L.C.	2.5M	4.44%	Unchanged	2024	0.1%
Shares held by quarter Peak holding4.0M (Q3'24) Change over 8 quarters−1.5M Share of the company4.440% Siren, L.L.C.'s full portfolio →

Softbank Group Corp.

5.1M

% of company

9.27%

Change vs last qtr

Unchanged

Held since

2023

Siren, L.L.C.

2.5M

% of company

4.44%

Change vs last qtr

Unchanged

Held since

2024

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting SEER on Form N-PORT; together they hold 6.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$2.31M	1.4M	2.51%	0.00%	June 30, 2026
UC Ultra-Small Company Fund Bridgeway Funds, Inc.	$638K	380.0K	0.69%	0.75%	March 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$2.31M

% of company

2.51%

% of the fund

0.00%

As of

June 30, 2026

Ultra-Small Company Fund

Bridgeway Funds, Inc.

Position value

$638K

% of company

0.69%

% of the fund

0.75%

As of

March 31, 2026

23 more funds behind a free account

See every fund holding Seer 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
RB Radoff Bradley Louis 5%+ holder 13D · 4.6%	2.6M	4.71%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company4.710% Disclosed stake13D · 4.6% View the 13D/G filing →
TM Torok Michael 5%+ holder 13D · 3.0%	1.7M	3.01%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company3.010% Disclosed stake13D · 3.0% View the 13D/G filing →

Radoff Bradley Louis

5%+ holder13D · 4.6%

2.6M

% of company

4.71%

Change vs last qtr

—

Held since

—

Torok Michael

5%+ holder13D · 3.0%

1.7M

% of company

3.01%

Change vs last qtr

—

Held since

—

3 more holders behind a free account

See every insider and 5%+ holder of Seer Inc.

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