InsiderTrades

Young Teresa L.

SEC CIK 1814656 · EDGAR

Buying vs selling by month open-market trades, last 36 months, MCRB
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MCRBSeres Therapeutics, Inc.See Remarks 8,632 — $60.5K 242023-10-272026-02-15

Most active insiders at MCRB, 12 months

#InsiderTitleBoughtSold
1 Henn Matthew RSee Remarks —$23.4K
2 Young Teresa L.See Remarks —$18.7K
3 Shaff Eric D.Dir —$9,095
4 DesRosier ThomasSee Remarks —$2,943
5 Brady KellySee Remarks —$735.47

Transactions 24

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DT 2026-02-18 2026-02-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +231 8,632 +3% —
DT 2026-02-18 2026-02-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $8.47 -75 8,557 -0.9% -$635.25
DT 2025-11-18 2025-11-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $17.30 -1,042 8,401 -11% -$18.0K
DMT 2025-11-18 2025-11-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +4,228 9,345 +83% —
DMT 2025-08-19 2025-08-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +230 5,274 +5% —
DT 2025-08-19 2025-08-18 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $16.65 -59 5,215 -1% -$982.35
DMT 2025-05-19 2025-05-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +231 5,107 +5% —
DT 2025-05-19 2025-05-16 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $7.28 -63 5,044 -1% -$458.64
DT 2025-02-19 2025-02-18 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $0.81 -3,338 97.5K -3% -$2,704
DMT 2025-02-19 2025-02-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +10.5K 100.9K +12% —
DT 2024-11-19 2024-11-18 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $0.54 -735 90.4K -0.8% -$396.90
DT 2024-11-19 2024-11-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +2,656 91.1K +3% —
DT 2024-10-29 2024-10-27 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx $0.00 +11.4K 91.5K +14% $0
DT 2024-10-29 2024-10-28 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $0.69 -2,983 88.5K -3% -$2,058
DT 2024-08-19 2024-08-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +2,656 80.8K +3% —
DT 2024-08-19 2024-08-16 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $0.84 -728 80.1K -0.9% -$611.52
DT 2024-08-06 2024-08-03 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +85.0K 102.7K +481% —
DT 2024-08-06 2024-08-05 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $1.08 -24.5K 78.2K -24% -$26.4K
DT 2024-05-17 2024-05-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +2,656 18.4K +17% —
DT 2024-05-17 2024-05-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $0.94 -703 17.7K -4% -$660.82
DT 2024-02-16 2024-02-15 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx — +10.6K 19.1K +126% —
DT 2024-02-16 2024-02-16 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $1.08 -3,374 15.7K -18% -$3,644
D 2023-10-31 2023-10-30 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks S - Sale+OE $1.35 -2,907 8,454 -26% -$3,924
D 2023-10-31 2023-10-27 MCRB Seres Therapeutics, Inc. Young Teresa L. See Remarks M - OptEx $0.00 +11.4K 11.4K New $0

Purchase Sale Sale after option exercise All abbreviations