Arkolith/Insider Trading/SEPN/Form 4

Long Daniel D.

SVP, Drug DiscoverySepterna, Inc. (SEPN) · full profile →Form 4 · filed Jul 2, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$115K
Net Open-Market Flow
-$115K
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jul 1, 2026Option exercise(M)3K$2.76$9K100K
Jul 1, 2026Sell(S)2K$34.10$72K98K
Jul 1, 2026Sell(S)1K$34.81$43K96K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jul 1, 2026Option exercise(M)3K—$07K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-295106) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML