Seres Therapeutics Insider Trades

MCRB

Track insider trading activity from Seres Therapeutics executives and directors. See which insiders are buying and selling MCRB stock.

Trades Last 12 Months

MCRB Price

All Insider Trades for Seres Therapeutics

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Brady Kelly See Remarks
Holding Value $60.4k 8,562 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$444 59 shares
$7.53
$7.05
Henn Matthew R See Remarks
Holding Value $55.3k 7,838 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$580 77 shares
$7.53
$7.05
Shaff Eric D. Director
Holding Value $84.9k 12,040 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.95k 259 shares
$7.53
$7.05
Des Rosier Thomas See Remarks
Holding Value $56.1k 7,954 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$595 79 shares
$7.53
$7.05
Kender Richard N See Remarks
Holding Value $1.06M 150,000 shares
Last Trade
Mar 04, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.37M 150,000 shares
$9.13
$7.05
Thorell Marella See Remarks
Holding Value $159k 22,500 shares
Last Trade
Mar 04, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$205k 22,500 shares
$9.13
$7.05
Young Teresa L. See Remarks
Holding Value $5.5k 780 shares
Last Trade
Feb 15, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.96k 231 shares
$8.47
$7.05
Desrosier Thomas See Remarks
Holding Value $52.6k 7,455 shares
Last Trade
Aug 18, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.27k 76 shares
$16.65
$7.05
Holding Value $70.5k 10,000 shares
Last Trade
Aug 05, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$143k 10,000 shares
$14.28
$7.05
Berenson Stephen Director
Holding Value $80.9k 11,470 shares
Last Trade
Jul 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$123k 11,470 shares
$10.71
$7.05
Holding Value $45.5k 6,452 shares
Last Trade
Jul 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$69.1k 6,452 shares
$10.71
$7.05
Fraser Claire Director
Holding Value $45.5k 6,452 shares
Last Trade
Jul 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$69.1k 6,452 shares
$10.71
$7.05
Graves Kurt Director
Holding Value $705k 100,000 shares
Last Trade
Apr 10, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.16M 100,000 shares
$11.61
$7.05
Biondi Paul Director
Holding Value $705k 100,000 shares
Last Trade
Apr 10, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.16M 100,000 shares
$11.61
$7.05
Henn Matthew R. See Remarks
Holding Value $595k 84,443 shares
Last Trade
Feb 18, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$65.7k 3,953 shares
$16.62
$7.05
Von Moltke Lisa See Remarks
Holding Value $281k 39,875 shares
Last Trade
Feb 18, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$73.4k 4,416 shares
$16.62
$7.05
Holding Value $846k 120,000 shares
Last Trade
Feb 04, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.93M 120,000 shares
$16.11
$7.05
Ege David S. See Remarks
Holding Value $547k 77,575 shares
Last Trade
Aug 16, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$19.9k 1,128 shares
$17.60
$7.05
Dere Willard H Director
Holding Value $423k 60,000 shares
Last Trade
Apr 04, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$906k 60,000 shares
$15.10
$7.05
Arkowitz David Chief Financial Officer
Holding Value $1.29M 182,442 shares
Last Trade
Feb 16, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$82.7k 3,939 shares
$21.00
$7.05

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