Thomas DesRosier

MCRB

Thomas DesRosier serves as officer: See Remarks at Seres Therapeutics, Inc. (MCRB). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

12 trades

$22.7K

Net Position

Net Seller

$22.7K

Companies Traded

MCRB

Active Period

Oct 2023 – May 2026

12 total trades

Most Recent

Sell MCRB

May 19, 2026 · $594.87

Thomas DesRosier's Insider Trading at Seres Therapeutics, Inc. (MCRB)

Buys

0 · $0.00

Sells

12 · $22.7K

Total Shares Bought

Total Shares Sold

19,636

MCRB Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
May 19, 2026	Sell	79	$7.53	$594.87	7,954
Feb 15, 2026	Sell	78	$8.47	$660.66	0
Nov 18, 2025	Sell	76	$17.30	$1.3K	7,623
Aug 19, 2025	Sell	76	$16.65	$1.3K	7,455
May 19, 2025	Sell	79	$7.28	$575.12	7,287
Feb 19, 2025	Sell	4,300	$0.81	$3.5K	142,456
Nov 19, 2024	Sell	878	$0.54	$474.73	135,192
Oct 29, 2024	Sell	4,259	$0.69	$2.9K	133,414
Aug 19, 2024	Sell	873	$0.84	$733.32	124,173
May 17, 2024	Sell	843	$0.94	$792.42	122,390
Feb 16, 2024	Sell	3,939	$1.08	$4.3K	120,577
Oct 31, 2023	Sell	4,156	$1.35	$5.6K	113,891