SNSE
Sensei Biotherapeutics, Inc.Company with tickers: SNSE
CIK
1829802
CUSIP
81728A207
Shares Outstanding
1,341,941
13F Activity (30d)
27 filings
25 filers
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 30
Total Value: $67,971,762
Total Shares: 2,156,465
Institutional Ownership Trend
6 quarters
Holder Concentration
Across 30 13F filersTop Holder
33.5%
of institutional value
Top 5
66.8%
of institutional value
Top 10
87.1%
of institutional value
HHI
1,552
Moderately concentrated
Quarterly Activity
vs Feb 18, 2026
New
29
Increased
0
Decreased
1
Sold Out
0
Unchanged
0
Holder count:
+29
Institutional value:
+1954.9%
Shares held:
+1611.3%
Top Buyers
vs Feb 18, 2026No qualifying movers this quarter.
Top Sellers
vs Feb 18, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Small Trails Edge Capital Partners, LP | −1,010 | 125,000 |
Top New Positions
vs Feb 18, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mid Vivo Capital, LLC | 722,020 | $22,758,070 | |
| Mid Cormorant Asset Management, LP | 306,222 | $9,652,117 | |
| Mega MILLENNIUM MANAGEMENT LLC | 146,565 | $4,619,728 | |
| Mega FRANKLIN RESOURCES INC | 133,506 | $4,208,109 | |
| Small STEMPOINT CAPITAL LP | 132,873 | $4,188,156 |
Top Sold-Out Positions
vs Feb 18, 2026No fully closed positions this quarter.
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mid Vivo Capital, LLC | $22,758,070 | 33.48% | 722,020 | Shares | Sole | 2026-05-20 | ||||
| Mid Cormorant Asset Management, LP | $9,652,117 | 14.20% | 306,222 | Shares | Defined | 2026-05-15 | ||||
| Mega MILLENNIUM MANAGEMENT LLC | $4,619,728 | 6.80% | 146,565 | Shares | Sole | 2026-05-15 | ||||
| Mega FRANKLIN RESOURCES INC | $4,208,109 | 6.19% | 133,506 | Shares | Defined | 2026-05-13 | ||||
| Small STEMPOINT CAPITAL LP | $4,188,156 | 6.16% | 132,873 | Shares | Sole | 2026-05-18 | ||||
| Mid Caligan Partners LP | $3,971,583 | 5.84% | 126,002 | Shares | Sole | 2026-05-15 | ||||
| Small Trails Edge Capital Partners, LP | $3,940,000 | 5.80% | 125,000 | Shares | Sole | 2026-05-15 | ||||
| Large MARSHALL WACE, LLP | $2,071,809 | 3.05% | 65,730 | Shares | Other | 2026-05-15 | ||||
| Mega GOLDMAN SACHS GROUP INC | $1,940,623 | 2.86% | 61,568 | Shares | Defined | 2026-05-15 | ||||
| Large HRT FINANCIAL LP | $1,828,191 | 2.69% | 58,001 | Shares | Defined | 2026-05-14 | ||||
| Mid SUVRETTA CAPITAL MANAGEMENT, LLC | $1,088,984 | 1.60% | 34,549 | Shares | Sole | 2026-05-15 | ||||
| Mega BANK OF AMERICA CORP /DE/ Bank | $1,040,948 | 1.53% | 33,025 | Shares | Defined | 2026-05-18 | ||||
| Large RENAISSANCE TECHNOLOGIES LLC | $1,009,932 | 1.49% | 32,041 | Shares | Sole | 2026-05-14 | ||||
| Mid Logos Global Management LP | $945,600 | 1.39% | 30,000 | Shares | Sole | 2026-05-15 | ||||
| Mid BOOTHBAY FUND MANAGEMENT, LLC | $823,428 | 1.21% | 26,124 | Shares | Other | 2026-05-15 | ||||
| Mid Brevan Howard Capital Management LP | $640,896 | 0.94% | 20,333 | Shares | Defined | 2026-05-15 | ||||
| Large FRED ALGER MANAGEMENT, LLC | $577,982 | 0.85% | 18,337 | Shares | Sole | 2026-05-15 | ||||
| Large Balyasny Asset Management L.P. | $510,781 | 0.75% | 16,205 | Shares | Sole | 2026-05-15 | ||||
| Small Catalio Capital Management, LP | $463,911 | 0.68% | 14,718 | Shares | Sole | 2026-05-15 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $299,470 | 0.44% | 9,501 | Shares | Defined | 2026-05-15 | ||||
| Mega JANE STREET GROUP, LLC | $279,644 | 0.41% | 8,872 | Shares | Defined | 2026-05-12 | ||||
| Mega MORGAN STANLEY | $277,218 | 0.41% | 8,795 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $244,280 | 0.36% | 7,750 | Shares | Defined | 2026-05-15 | ||||
| Mid Ikarian Capital, LLC | $200,183 | 0.29% | 6,351 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $198,796 | 0.29% | 6,307 | Shares | Defined | 2026-05-08 | ||||
| Mega UBS Group AG | $142,753 | 0.21% | 4,529 | Shares | Defined | 2026-05-05 | ||||
| Mid Tower Research Capital LLC (TRC) | $47,153 | 0.07% | 1,496 | Shares | Defined | 2026-05-15 | ||||
| Mega JPMORGAN CHASE & CO | $1,008 | 0.00% | 32 | Shares | Defined | 2026-05-13 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $283 | 0.00% | 9 | Shares | Defined | 2026-05-12 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $126 | 0.00% | 4 | Shares | Defined | 2026-04-28 | ||||
| No holders match your search. | ||||||||||