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▼ SELL

$ Value

$14K

Shares

6,827

Price

$2

Filed

Aug 21

Insider

Name

Horn David R.

Title

PRESIDENT & CFO

CIK

0001834217

Roles

Officer

Transaction Details

Transaction Date

2025-08-20

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

436,802

Footnotes

The reported shares were sold to satisfy the reporting person's tax obligations in connection with the vesting of restricted stock units, or RSUs.

Filing Info

Accession No.

0001415889-25-022596

Form Type

4

Issuer CIK

0001726445

Horn David R.'s History

Date Ticker Type Value
2026-02-18 SEER $15K
2026-02-03 SEER A $0
2026-02-03 SEER A $0
2025-11-19 SEER $13K
2025-08-20 SEER $14K
2025-05-20 SEER $14K

Other Insiders at SEER (90d)

Insider Bought Sold Last
Farokhzad Omid
CEO AND CHAIR
$49K 2026-02-18
Horn David R.
PRESIDENT & CFO
$15K 2026-02-18