WAVEMAN · COMPANY

SEER · Seer, Inc.

LIVE

TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475

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SEER

Name: Seer, Inc. (SEER) insider trading and ownership data
Creator: WaveMan
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Seer, Inc.

MEDICAL DEVICES · LABORATORY ANALYTICAL INSTRUMENTS · CIK 0001726445

FORM 144 · 1☆ WATCH

INSIDER NET · 180D

-$50.4K

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

13F, latest reported quarter

REVENUE GROWTH

+17.0%

XBRL, annual

NET MARGIN

-444.0%

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net -$50.4K over 180 days

-$38.1K over 90 days

more than 64% of Medical Devices

CONGRESS

no member of Congress has reported trading it

FUNDS

23 funds added or opened last quarter

below 72% of Medical Devices

REVENUE

+17.0% year over year

more than 71% of Medical Devices

MARGIN

-444.0% net margin

below 93% of Medical Devices

BUYBACKS

no share repurchases reported

SHORT

no short interest reported

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN -4.4%

-4.4%12M

INSIDER SELL13D/G STAKEFORM 144

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

Insiders have filed to sell — before selling.

The record shows a net $50.4K sold by insiders over 180 days, 23 funds added last quarter, $23.3K in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

TMO PEN ROK BLFS MTD SIBN WRBY ISRG TXG DXCM EW TMDX

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, Seer, Inc. insiders sold a net $50.4K of stock across 58 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER

FILED

VALUE

Horn David R.

PRESIDENT & CFO

SELL

2026-08-18

7,309.0

$14.8K

Nishar Dipchand

Director

SELL

2026-07-08

10,660.0

$23.3K

Horn David R.

PRESIDENT & CFO

SELL

2026-05-20

7,303.0

$12.3K

Horn David R.

PRESIDENT & CFO

SELL

2026-02-18

7,743.0

$15.4K

Farokhzad Omid

CEO AND CHAIR

SELL

2026-02-18

24,385.0

$48.5K

58 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 53 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

SOFTBANK GROUP CORP.

5,135,383.0 sh

$8.5M

Siren, L.L.C.

2,458,673.0 sh

$4.1M

VANGUARD CAPITAL MANAGEMENT LLC

1,831,058.0 sh

$3.0M

BlackRock, Inc.

1,428,405.0 sh

$2.4M

RENAISSANCE TECHNOLOGIES LLC

985,500.0 sh

$1.6M

5%+ owners

13D = intent to influence · 13G = passive

Radoff Family Foundation

ACTIVIST 13D · 2026-02-20

0.9%

Radoff Bradley Louis

ACTIVIST 13D · 2026-02-20

3.7%

JEC II Associates, LLC

ACTIVIST 13D · 2026-02-20

1.9%

The MOS Trust

ACTIVIST 13D · 2026-02-20

0.4%

MOS PTC, LLC

ACTIVIST 13D · 2026-02-20

0.4%

Planned sales · Form 144

Filed before the sale — intent, not a trade

DIPCHAND NISHAR

FILED 2026-07-08

$23.3K

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Ultra-Small Company Fund

$638.5K POSITION · AS OF 2026-03-31

0.7%

Ultra-Small Company Market Fund

$112.1K POSITION · AS OF 2026-03-31

0.1%

iShares Micro-Cap ETF

$187.2K POSITION · AS OF 2026-03-31

0.0%

BlackRock Advantage Small Cap Core Fund

$522.7K POSITION · AS OF 2026-02-27

0.0%

1290 VT Micro Cap Portfolio

$15.3K POSITION · AS OF 2026-03-31

0.0%

Avantis U.S. Small Cap Equity ETF

$105.8K POSITION · AS OF 2026-02-28

0.0%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Executive pay vs shareholder return

DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself

CEO TOTAL

ACTUALLY PAID

OTHER NEOs AVG

TSR

PEER TSR

2024

$3.5M

$4.6M

$1.1M

-90%

—

2023

$5.2M

-$136.7K

$1.4M

-91%

—

2022

$6.7M

-$15.5M

$3.9M

-75%

—

TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$16.6M	$14.2M	$16.7M	$15.5M
GROSS PROFIT	$8.5M	$7.1M	$8.5M	$7.1M
OPERATING INCOME	$-78.0M	$-100.1M	$-103.5M	$-97.2M
NET INCOME	$-73.6M	$-86.6M	$-86.3M	$-93.0M
EPS (DILUTED)	—	—	-1.35	-1.49
OPERATING CASH FLOW	$-44.4M	$-46.1M	$-59.1M	$-60.8M
CASH	$47.3M	$40.8M	$32.5M	$53.2M
BUYBACKS	—	$0	$13.0K	$20.0K

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE