Seer, Inc. (SEER) Insider Trading

Over the last 3 months, SEER insiders made 0 open-market buys and 2 sales, a net sale of -$38K (SEC Form 4). Over the last 6 months, 12 institutions increased and 24 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
2
Net (3m)
-$38.1K
Insider trades by month Buys Sells
Aug
Nov
Feb
May
Jul
Aug
Context3-month price +10.4%Institutions reducing (13F)
DateInsiderTypeSharesPrice
Aug 19, 2026Horn David R.officer: PRESIDENT & CFOSell7,309$2.03
Jul 30, 2026MCGUIRE TERRANCEdirectorGrant16,500
Jul 30, 2026Gulyani MeetadirectorGrant25,000$2.14
Jul 30, 2026Gulyani MeetadirectorGrant16,500
Jul 30, 2026LANGER ROBERTdirectorGrant25,000$2.14
Jul 30, 2026Ro IsaacdirectorGrant12,375
Jul 30, 2026Ro IsaacdirectorGrant18,750$2.14
Jul 30, 2026Roelofs Nicolas H PHDdirectorGrant25,000$2.14
Jul 30, 2026Roelofs Nicolas H PHDdirectorGrant16,500
Jul 30, 2026MCGUIRE TERRANCEdirectorGrant25,000$2.14
Jul 30, 2026Nishar DipchanddirectorGrant25,000$2.14
Jul 30, 2026LANGER ROBERTdirectorGrant16,500
Jul 30, 2026Nishar DipchanddirectorGrant16,500
Jul 10, 2026Nishar DipchanddirectorSell10,660$2.18
May 21, 2026Horn David R.officer: PRESIDENT & CFOSell7,303$1.69
May 11, 2026Bazarko Anthony R.officer: Chief Commercial OfficerGrant75,000
May 11, 2026Bazarko Anthony R.officer: Chief Commercial OfficerGrant225,000$1.87
Feb 19, 2026Horn David R.officer: PRESIDENT & CFOSell7,743$1.99
Feb 19, 2026Farokhzad Omiddirector, officer: CEO AND CHAIRSell24,385$1.99
Feb 5, 2026Horn David R.officer: PRESIDENT & CFOGrant79,000
Feb 5, 2026Horn David R.officer: PRESIDENT & CFOGrant119,000$1.79
Feb 5, 2026Farokhzad Omiddirector, officer: CEO AND CHAIRGrant697,162
Feb 5, 2026Farokhzad Omiddirector, officer: CEO AND CHAIRGrant512,000$1.79
Nov 21, 2025Horn David R.officer: PRESIDENT & CFOSell6,797$1.97
Nov 21, 2025Farokhzad Omiddirector, officer: CEO AND CHAIRSell33,838$1.97
Sep 3, 2025Ro IsaacdirectorGrant41,000
Sep 3, 2025Ro IsaacdirectorGrant61,000$2.04
Aug 21, 2025Horn David R.officer: PRESIDENT & CFOSell6,827$2.04
Aug 21, 2025Farokhzad Omiddirector, officer: CEO AND CHAIRSell33,992$2.04
Jul 9, 2025MCGUIRE TERRANCEdirectorGrant20,500

Source: SEER SEC Form 4 filings, latest Aug 19, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their SEER positions over the last 6 months (SEC Form 13F).

Increased
12
New positions
10
Reduced
24
Sold out
58
Largest moves
InstitutionActionSharesFiled
SOFTBANK GROUP CORP.Unchanged5.1MMay 15, 2026
SIREN, L.L.C.Reduced2.5MMay 14, 2026
ACADIAN ASSET MANAGEMENT LLCIncreased2.1MMay 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position2.0MMay 15, 2026
BLACKROCK, INC.Reduced1.8MMay 13, 2026
RENAISSANCE TECHNOLOGIES LLCReduced977KMay 14, 2026
NANO CAP NEW MILLENNIUM GROWTH FUND L PUnchanged825KMay 15, 2026
AJU IB INVESTMENT CO., LTD.Unchanged816KMay 8, 2026
TWO SIGMA INVESTMENTS, LPIncreased512KMay 15, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLCReduced459KMay 15, 2026
PEAPOD LANE CAPITAL LLCReduced439KMay 4, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced423KMay 15, 2026
1888 INVESTMENTS, LLCUnchanged359KMay 13, 2026
DIMENSIONAL FUND ADVISORS LPReduced222KMay 7, 2026
VANGUARD FIDUCIARY TRUST CONew Position216KMay 8, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.