Horn David R.

CIK 00018342172 companiesLOS ALTOS,, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001834217

Recent Transactions

50 trades

Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2026-02-03+119,000→ 119,000 total
Award
Seer, Inc.$SEER
Class A Common Stock
2026-02-03+79,000→ 509,005 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2025-11-19$1.97/sh−6,797→ 436,802 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2025-08-20$2.04/sh−6,827→ 436,802 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2025-05-20$2.08/sh−6,760→ 443,629 total
Tax Payment
Seer, Inc.$SEER
Class A Common Stock
2025-02-18$2.30/sh−26,572→ 450,389 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2025-02-04$2.24/sh−3,550→ 476,961 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−87→ 0 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+87→ 87 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−124,000→ 0 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−140,000→ 0 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−140,662→ 0 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+20→ 20 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+34,125→ 34,125 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−135,100→ 0 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+124,000→ 124,000 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+140,000→ 140,000 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−20→ 0 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−566,460→ 0 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+140,662→ 140,662 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+135,100→ 135,100 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04+566,460→ 566,460 total
Disposition to Issuer
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-10-04−34,125→ 0 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2024-02-22$1.58/sh−12,684→ 480,511 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-02-06+142,557→ 142,557 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2024-02-06+140,000→ 140,000 total
Award
Seer, Inc.$SEER
Class A Common Stock
2024-02-06+165,038→ 493,195 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2024-02-05$1.67/sh−3,608→ 328,157 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2023-02-21$4.13/sh−5,951→ 331,765 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2023-02-15+140,000→ 140,000 total
Award
Seer, Inc.$SEER
Class A Common Stock
2023-02-15+70,000→ 337,716 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2023-02-07$5.40/sh−3,124→ 267,716 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2023-01-17$5.12/sh−2,602→ 270,840 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2022-12-08$6.57/sh−18,884→ 273,442 total
Award
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2022-02-08+124,000→ 124,000 total
Award
Seer, Inc.$SEER
Class A Common Stock
2022-02-08+62,000→ 291,158 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2022-02-02$17.40/sh−2,944→ 229,158 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2022-01-03$22.81/sh−2,308→ 232,102 total
Exercise/Conversion
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2021-12-07−28,818→ 140,682 total
Exercise/Conversion
Seer, Inc.$SEER
Class A Common Stock
2021-12-07$3.47/sh+28,818→ 234,410 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2021-12-06$20.26/sh−26,273→ 205,592 total
Exercise/Conversion
Seer, Inc.$SEER
Class A Common Stock
2021-11-01$2.70/sh+10,000→ 240,966 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2021-11-01$38.28/sh−3,888→ 230,966 total
Exercise/Conversion
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2021-11-01−10,000→ 566,547 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2021-11-01$37.46/sh−6,112→ 234,854 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2021-10-01$34.27/sh−5,036→ 230,966 total
Exercise/Conversion
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2021-10-01−10,000→ 576,547 total
Sale
Seer, Inc.$SEER
Class A Common Stock
2021-10-01$33.42/sh−4,964→ 236,002 total
Exercise/Conversion
Seer, Inc.$SEER
Class A Common Stock
2021-10-01$2.70/sh+10,000→ 240,966 total
Exercise/Conversion
Seer, Inc.$SEER
Employee Stock Option (right to buy)
2021-09-01−10,000→ 586,547 total

Companies

Recent Filings

Address

4410 EL CAMINO REAL SUITE 150

LOS ALTOS,, CA, 94022

View on SEC.gov