Arkolith/Insider Trading/MCRB/Form 4

DesRosier Thomas

Chief Legal Officer and EVPSeres Therapeutics, Inc. (MCRB) · full profile →Form 4 · filed Feb 19, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$3K
Net Open-Market Flow
-$3K
Transactions
5
3 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 18, 2025Sell(S)4K$0.81$3K142K
Feb 15, 2025Option exercise(M)9K——147K
Feb 15, 2025Option exercise(M)3K——138K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 15, 2025Option exercise(M)3K—$021K
Feb 15, 2025Option exercise(M)9K—$027K

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000950170-25-023573) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML