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About Seer, Inc. (SEER)
The SEC lists Seer, Inc. under CIK 0001726445, in laboratory analytical instruments. We track it alongside the rest of the Health Care sector.
SEER Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 7,309 | $15K |
| Grant or award | 12 | 238,625 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
SEER insider transactions (Form 4)
6926 Form 4 filings on record, the earliest from Oct 7, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| David R. Horn - Officer | Open-market sale | Class A Common Stock | 7,309 | $2.03 | $15K | |
| Nicolas H. Phd Roelofs - Director | Grant or award | Class A Common Stock | 16,500 footnote F1 | $0.00 | - | |
| Nicolas H. Phd Roelofs - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| ||||||
| Isaac Ro - Director | Grant or award | Class A Common Stock | 12,375 footnote F1 | $0.00 | - | |
| Isaac Ro - Director | Grant or award | Stock Option (right to buy) | 18,750 | $0.00 | - | |
| ||||||
| Dipchand Nishar - Director | Grant or award | Class A Common Stock | 16,500 footnote F1 | $0.00 | - | |
| Dipchand Nishar - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| ||||||
| Terrance McGuire - Director | Grant or award | Class A Common Stock | 16,500 footnote F1 | $0.00 | - | |
| Terrance McGuire - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| ||||||
 Robert Langer - Director | Grant or award | Class A Common Stock | 16,500 footnote F1 | $0.00 | - | |
| Robert Langer - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| ||||||
| Meeta Gulyani - Director | Grant or award | Class A Common Stock | 16,500 footnote F1 | $0.00 | - | |
| Meeta Gulyani - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| ||||||
| Dipchand Nishar | Open-market sale | Class A Common Stock | 10,660 | $2.18 footnote F2 | $23K | |
| ||||||
| David R. Horn - Officer | Open-market sale | Class A Common Stock | 7,303 | $1.69 | $12K | |
| Anthony R. Bazarko - Officer | Grant or award | Class A Common Stock | 75,000 | - footnote F1 | - | |
| Anthony R. Bazarko - Officer | Grant or award | Employee Stock Option (right to buy) | 225,000 | $0.00 | - | |
| ||||||
| David R. Horn - Officer | Open-market sale | Class A Common Stock | 7,743 | $1.99 | $15K | |
| Omid Farokhzad - Officer | Open-market sale | Class A Common Stock | 24,385 | $1.99 | $49K | |
| David R. Horn - Officer | Grant or award | Class A Common Stock | 79,000 footnote F1 | $0.00 | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 119,000 | $0.00 | - | |
| ||||||
| Omid Farokhzad - Officer | Grant or award | Class A Common Stock | 697,162 footnote F1 | $0.00 | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 512,000 | $0.00 | - | |
| ||||||
| David R. Horn - Officer | Open-market sale | Class A Common Stock | 6,797 | $1.97 | $13K | |
| Omid Farokhzad - Officer | Open-market sale | Class A Common Stock | 33,838 | $1.97 | $67K | |
| Isaac Ro | Grant or award | Class A Common Stock | 41,000 | $0.00 | - | |
| Isaac Ro | Grant or award | Stock Option (right to buy) | 61,000 | $0.00 | - | |
| David R. Horn - Officer | Open-market sale | Class A Common Stock | 6,827 | $2.04 | $14K | |
| Omid Farokhzad - Officer | Open-market sale | Class A Common Stock | 33,992 | $2.04 | $69K | |
| Meeta Gulyani | Grant or award | Class A Common Stock | 20,500 | $0.00 | - | |
| Meeta Gulyani | Grant or award | Stock Option (right to buy) | 30,500 | $0.00 | - | |
| Dipchand Nishar | Grant or award | Class A Common Stock | 20,500 | $0.00 | - | |
| Dipchand Nishar | Grant or award | Stock Option (right to buy) | 30,500 | $0.00 | - | |
| Nicolas H. Phd Roelofs | Grant or award | Class A Common Stock | 17,083 | $0.00 | - | |
| Nicolas H. Phd Roelofs | Grant or award | Stock Option (right to buy) | 25,416 | $0.00 | - | |
| Robert Langer | Grant or award | Class A Common Stock | 20,500 | $0.00 | - | |
| Robert Langer | Grant or award | Stock Option (right to buy) | 30,500 | $0.00 | - | |
| Terrance McGuire | Grant or award | Class A Common Stock | 20,500 | $0.00 | - | |
| Terrance McGuire | Grant or award | Stock Option (right to buy) | 30,500 | $0.00 | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 566,460 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 566,460 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 140,662 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 140,662 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 87 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 87 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 20 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 20 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 135,100 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 135,100 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 34,125 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 34,125 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 124,000 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 124,000 | - | - | |
| David R. Horn - Officer | Derivative | Employee Stock Option (right to buy) | 140,000 | - | - | |
| David R. Horn - Officer | Grant or award | Employee Stock Option (right to buy) | 140,000 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 878,375 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 878,375 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 532,653 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 532,653 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 112 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 112 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 65 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 65 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 584,265 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 584,265 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 87,000 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 87,000 | - | - | |
| Omid Farokhzad - Officer | Derivative | Employee Stock Option (right to buy) | 650,000 | - | - | |
| Omid Farokhzad - Officer | Grant or award | Employee Stock Option (right to buy) | 650,000 | - | - | |
Item 5.02
Item 2.02, 9.01
Item 5.07
Item 8.01, 9.01
Recent SEER Form 144 notices of proposed sale
1An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR |
SEER insider trading FAQ
What is the latest insider trade for SEER?
Seer, Inc. (SEER) had 7 insider filings in the last 90 days, with the most recent on 2026-08-19. The full record for SEER runs to 26 Form 4 filings, the earliest from 2024-10-07. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SEER stock?
No insider purchases of SEER were filed in the last 90 days.
How many insiders are selling SEER stock?
1 insider sale of SEER was filed in the last 90 days, totaling $15K.
Where can I see SEER SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SEER Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - David R. Horn view on EDGAR
- - Nicolas H. Phd Roelofs view on EDGAR
- - Isaac Ro view on EDGAR
- - Dipchand Nishar view on EDGAR
- - Terrance McGuire view on EDGAR
- - Robert Langer view on EDGAR
- - Meeta Gulyani view on EDGAR
- - Dipchand Nishar view on EDGAR
- - David R. Horn view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where SEER's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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