YOUNG TERESA L.

PrivateCIK: 1814656
Location

HOUSTON, TX

YOUNG TERESA L. (See Remarks) sold 0.9% of their position (75.00 shares) of SERES THERAPEUTICS, INC. on the open market

Open‑market sale worth $635.25 — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderYOUNG TERESA L.CIK 1814656
IssuerSERES THERAPEUTICS, INC.CIK 1609809
Officer· See Remarks
Since Jun 2020
-75.00
Net shares
Net seller
$635.25
Total sold
1
Open market trades
0B · 1S
4
Total transactions
231.00 acquired · 306.00 disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+231.00

Price / share

Trade value

% of position

2.7%
2/15/2026
8.40K8.63K

Common Stock

Direct
S · Sale

Shares

75.00

Price / share

$8.47

Trade value

$635.25

% of position

0.9%
2/15/2026
8.63K8.56K
Total

Net shares

+156.00

Net value

-$635.25

Derivative Transactions2

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

133.00 shares

Shares

133.00

Strike price

Held after

531.00

Exercisable

2/15/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

98.00 shares

Shares

98.00

Strike price

Held after

780.00

Exercisable

2/15/2026
YOUNG TERESA L. — Insider Transaction (Form 4) Filed Feb 18, 2026 | Finecho