SEC Insider Transactions from MILLENNIUM MANAGEMENT LLC.

Last updated: 2026-05-15 21:12 UTC | Total transactions: 51

MILLENNIUM MANAGEMENT LLC has filed 51 insider transactions across 1 company since March 2026.

Most recent transaction: a purchase of 26 shares of Sensei Biotherapeutics, Inc. ($SNSE) on April 02, 2026.

Activity breakdown: 26 open-market purchases and 25 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 26 $33.47 144,974.0000 1,261,290 0.02% 0.00%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1276 $34.75 144,974.0000 1,261,290 0.89% 0.10%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 701 $35.55 144,974.0000 1,261,290 0.49% 0.06%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 3099 $30.86 144,974.0000 1,261,290 2.09% 0.25%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1265 $31.75 144,974.0000 1,261,290 0.87% 0.10%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1794 $32.60 144,974.0000 1,261,290 1.22% 0.14%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 374 $33.35 144,974.0000 1,261,290 0.26% 0.03%
April 2, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1134 $34.80 144,974.0000 1,261,290 0.78% 0.09%
April 6, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1104 $31.02 141,029.0000 1,261,290 0.79% 0.09%
April 6, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1214 $31.02 141,029.0000 1,261,290 0.85% 0.10%
April 6, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 45 $31.96 141,029.0000 1,261,290 0.03% 0.00%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1108 $33.38 133,986.0000 1,261,290 0.83% 0.09%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 2115 $28.94 133,986.0000 1,261,290 1.55% 0.17%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 205 $29.71 133,986.0000 1,261,290 0.15% 0.02%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 4423 $31.38 133,986.0000 1,261,290 3.20% 0.35%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 300 $32.25 133,986.0000 1,261,290 0.22% 0.02%
April 7, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1108 $33.38 133,986.0000 1,261,290 0.82% 0.09%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 616 $24.69 146,657.0000 1,261,290 0.42% 0.05%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1770 $25.32 146,657.0000 1,261,290 1.22% 0.14%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1048 $26.73 146,657.0000 1,261,290 0.72% 0.08%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 17 $27.78 146,657.0000 1,261,290 0.01% 0.00%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 186 $30.48 146,657.0000 1,261,290 0.13% 0.01%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1957 $31.45 146,657.0000 1,261,290 1.35% 0.16%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 411 $32.60 146,657.0000 1,261,290 0.28% 0.03%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 191 $24.28 146,657.0000 1,261,290 0.13% 0.02%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1251 $25.17 146,657.0000 1,261,290 0.85% 0.10%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 57 $27.11 146,657.0000 1,261,290 0.04% 0.00%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 5 $28.41 146,657.0000 1,261,290 0.00% 0.00%
March 31, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 87 $31.52 146,657.0000 1,261,290 0.06% 0.01%
April 1, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1161 $31.53 147,731.0000 1,261,290 0.79% 0.09%
April 1, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1613 $34.59 147,731.0000 1,261,290 1.10% 0.13%
April 1, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 3401 $35.46 147,731.0000 1,261,290 2.36% 0.27%
April 1, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1104 $31.52 147,731.0000 1,261,290 0.74% 0.09%
April 1, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 46 $34.75 147,731.0000 1,261,290 0.03% 0.00%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 778 $27.23 131,370.0000 1,261,290 0.60% 0.06%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1327 $27.95 131,370.0000 1,261,290 1.02% 0.11%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 2601 $28.85 131,370.0000 1,261,290 2.02% 0.21%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1025 $29.98 131,370.0000 1,261,290 0.79% 0.08%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 583 $26.88 131,370.0000 1,261,290 0.44% 0.05%
March 26, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 1274 $28.69 131,370.0000 1,261,290 0.96% 0.10%
March 27, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 10643 $26.29 142,360.0000 1,261,290 8.08% 0.84%
March 27, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 4384 $27.28 142,360.0000 1,261,290 3.18% 0.35%
March 27, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 294 $28.13 142,360.0000 1,261,290 0.21% 0.02%
March 27, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 469 $26.77 142,360.0000 1,261,290 0.33% 0.04%
March 27, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 36 $27.37 142,360.0000 1,261,290 0.03% 0.00%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 2992 $25.08 145,678.0000 1,261,290 2.10% 0.24%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 4995 $25.99 145,678.0000 1,261,290 3.55% 0.40%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 1176 $26.70 145,678.0000 1,261,290 0.81% 0.09%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner P Common Stock 370 $27.68 145,678.0000 1,261,290 0.25% 0.03%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 518 $25.85 145,678.0000 1,261,290 0.35% 0.04%
March 30, 2026 Sensei Biotherapeutics, Inc. $SNSE MILLENNIUM MANAGEMENT LLC TenPercentOwner S Common Stock 370 $27.68 145,678.0000 1,261,290 0.25% 0.03%