Millennium Management LLC Insider Trading Activity
Institutional Filer10%+ Owner · CIK 1273087
Millennium Management LLC, an institutional filer, recorded 51 transactions over the last 12 months across 1 company totaling $2.0M.
Activity concentrated in SNSE with 51 filings. The largest single transaction was a purchase of SNSE for $280K on Mar 27, 2026.
Performance Scorecard
Forward stock performance after each transaction by Millennium Management LLC. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | -3.5% | +8.6% | 59% | 51 |
| 90 days | — | — | — | — |
| 120 days | — | — | — | — |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersSNSE · Sensei Biotherapeutics, Inc.
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Showing the 50 most recent of 51 disclosed trades.
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Buy | 1,108 | $33.38 | $37K | +0.8% | 10%+ Owner | |
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Sell | 1,108 | $33.38 | $37K | −0.8% | 10%+ Owner | |
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Sell | 300 | $32.25 | $10K | −0.2% | 10%+ Owner | |
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Sell | 4,423 | $31.38 | $139K | −3.2% | 10%+ Owner | |
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Sell | 205 | $29.71 | $6K | −0.2% | 10%+ Owner | |
Apr 7, 2026 ⚠ Filed 28d late | SNSE | Sell | 2,115 | $28.94 | $61K | −1.6% | 10%+ Owner | |
Apr 6, 2026 ⚠ Filed 29d late | SNSE | Sell | 45 | $31.96 | $1K | −0.0% | 10%+ Owner | |
Apr 6, 2026 ⚠ Filed 29d late | SNSE | Buy | 1,104 | $31.02 | $34K | +0.8% | 10%+ Owner | |
Apr 6, 2026 ⚠ Filed 29d late | SNSE | Sell | 1,214 | $31.02 | $38K | −0.9% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Sell | 1,134 | $34.80 | $39K | −0.8% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Sell | 3,099 | $30.86 | $96K | −2.1% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Buy | 701 | $35.55 | $25K | +0.5% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Buy | 1,276 | $34.75 | $44K | +0.9% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Buy | 26 | $33.47 | $870.23 | +0.0% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Sell | 374 | $33.35 | $12K | −0.3% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Sell | 1,794 | $32.60 | $58K | −1.2% | 10%+ Owner | |
Apr 2, 2026 ⚠ Filed 31d late | SNSE | Sell | 1,265 | $31.75 | $40K | −0.9% | 10%+ Owner | |
Apr 1, 2026 ⚠ Filed 32d late | SNSE | Sell | 1,104 | $31.52 | $35K | −0.7% | 10%+ Owner | |
Apr 1, 2026 ⚠ Filed 32d late | SNSE | Sell | 46 | $34.75 | $2K | −0.0% | 10%+ Owner | |
Apr 1, 2026 ⚠ Filed 32d late | SNSE | Buy | 1,613 | $34.59 | $56K | +1.1% | 10%+ Owner | |
Apr 1, 2026 ⚠ Filed 32d late | SNSE | Buy | 1,161 | $31.53 | $37K | +0.8% | 10%+ Owner | |
Apr 1, 2026 ⚠ Filed 32d late | SNSE | Buy | 3,401 | $35.46 | $121K | +2.4% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Sell | 1,251 | $25.17 | $31K | −0.8% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 616 | $24.69 | $15K | +0.4% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 1,770 | $25.32 | $45K | +1.2% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 1,048 | $26.73 | $28K | +0.7% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 17 | $27.78 | $472.325 | +0.0% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 186 | $30.48 | $6K | +0.1% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 1,957 | $31.45 | $62K | +1.4% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Buy | 411 | $32.60 | $13K | +0.3% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Sell | 191 | $24.28 | $5K | −0.1% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Sell | 57 | $27.11 | $2K | −0.0% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Sell | 5 | $28.41 | $142.025 | −0.0% | 10%+ Owner | |
Mar 31, 2026 ⚠ Filed 33d late | SNSE | Sell | 87 | $31.52 | $3K | −0.1% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Buy | 2,992 | $25.08 | $75K | +2.1% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Sell | 370 | $27.68 | $10K | −0.3% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Sell | 518 | $25.85 | $13K | −0.4% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Buy | 370 | $27.68 | $10K | +0.3% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Buy | 1,176 | $26.70 | $31K | +0.8% | 10%+ Owner | |
Mar 30, 2026 ⚠ Filed 34d late | SNSE | Buy | 4,995 | $25.99 | $130K | +3.6% | 10%+ Owner | |
Mar 27, 2026 ⚠ Filed 35d late | SNSE | Buy | 4,384 | $27.28 | $120K | +3.2% | 10%+ Owner | |
Mar 27, 2026 ⚠ Filed 35d late | SNSE | Sell | 36 | $27.37 | $985.284 | −0.0% | 10%+ Owner | |
Mar 27, 2026 ⚠ Filed 35d late | SNSE | Sell | 469 | $26.77 | $13K | −0.3% | 10%+ Owner | |
Mar 27, 2026 ⚠ Filed 35d late | SNSE | Buy | 294 | $28.13 | $8K | +0.2% | 10%+ Owner | |
Mar 27, 2026 ⚠ Filed 35d late | SNSE | Buy | 10,643 | $26.29 | $280K | +8.1% | 10%+ Owner | |
Mar 26, 2026 ⚠ Filed 36d late | SNSE | Buy | 1,327 | $27.95 | $37K | +1.0% | 10%+ Owner | |
Mar 26, 2026 ⚠ Filed 36d late | SNSE | Sell | 1,274 | $28.69 | $37K | −1.0% | 10%+ Owner | |
Mar 26, 2026 ⚠ Filed 36d late | SNSE | Sell | 583 | $26.88 | $16K | −0.4% | 10%+ Owner | |
Mar 26, 2026 ⚠ Filed 36d late | SNSE | Buy | 1,025 | $29.98 | $31K | +0.8% | 10%+ Owner | |
Mar 26, 2026 ⚠ Filed 36d late | SNSE | Buy | 2,601 | $28.85 | $75K | +2.0% | 10%+ Owner |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| SNSE | Sensei Biotherapeutics, Inc. | 51 | $2.0M |
Other insiders at Sensei Biotherapeutics, Inc.
3 other tracked filers at SNSE.