Sensei Biotherapeutics Ownership | Who Owns Sensei Biotherapeutics?

Sensei Biotherapeutics Ownership Summary

Sensei Biotherapeutics is owned by 194.39% institutional investors, 30.15% insiders. Susquehanna group, llp is the largest institutional shareholder, holding 0.15% of SNSE shares. Franklin Biotechnology Discv A(acc)USD is the top mutual fund, with 6.32% of its assets in Sensei Biotherapeutics shares.

SNSE Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Sensei Biotherapeutics	194.39%	30.15%	-124.54%
Sector	Healthcare Stocks	35.34%	11.88%	52.77%
Industry	Biotech Stocks	35.37%	11.83%	52.80%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Susquehanna group, llp	38.05K	0.15%	$18.65K
Citadel advisors	15.37K	0.06%	$9.53K
Raymond james & associates	14.00K	0.06%	$8.68K
Morgan stanley	12.22K	0.05%	$7.58K
Blackrock	7.78K	0.03%	$4.82K
Bank of america corp /de/	139.00	0.00%	$86.00
Bnp paribas arbitrage, snc	160.00	0.00%	$78.00
Two sigma securities	-	-	-
Tower research capital llc (trc)	-	-	-
Renaissance	-	-	-

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
National bank of canada /fi/	-	-	-
Renaissance	-	-	-
Blackrock	7.78K	-	$4.82K
Two sigma advisers, lp	-	-	-
Tower research capital llc (trc)	-	-	-
Two sigma securities	-	-	-
Barclays	-	-	-
Susquehanna group, llp	38.05K	-	$18.65K
Bank of america corp /de/	139.00	-	$86.00
Geode capital management	-	-	-

Top Buyers

Holder	Shares	% Assets	Change
Bnp paribas arbitrage, snc	160.00	-	160.00
Morgan stanley	12.22K	-	-
Raymond james & associates	14.00K	-	-
Qube research	-	-	-4.00
Citigroup	-	-	-124.00

Top Sellers

Holder	Shares	% Assets	Change
Newtyn management	-	-	-930.23K
Vanguard group	-	-	-585.58K
Ikarian capital	-	-	-449.96K
Renaissance	-	-	-177.30K
Geode capital management	-	-	-150.71K

New Positions

Holder	Shares	% Assets	Change	Value
Bnp paribas arbitrage, snc	160.00	-	160.00	$78.00

Sold Out

Holder	Change
Qube research	-4.00
Citigroup	-124.00
Wells fargo & company/mn	-133.00
Jpmorgan chase	-702.00
Barclays	-2.56K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	31	-	2,517,475	-	194	-	31	-	-	-
Mar 31, 2025	2	-91.67%	744,337	-68.52%	2	3.34%	-	-100.00%	1	-90.91%
Dec 31, 2024	23	21.05%	2,347,616	6.38%	9	12.08%	7	40.00%	11	120.00%
Sep 30, 2024	19	-17.39%	2,206,817	4.71%	8	12.42%	5	-50.00%	5	-
Jun 30, 2024	23	-4.17%	2,107,576	-8.74%	8	12.33%	10	66.67%	5	-16.67%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Franklin Biotechnology Discv A(acc)USD	84.72K	6.32%	-229.00
Franklin Biotechnology Discovery A	48.77K	3.64%	-
Vanguard US Total Market Shares ETF	485.96K	1.93%	-
Vanguard Institutional Extnd Mkt Idx Tr	7.75K	0.58%	-
Vanguard Total Stock Mkt Idx Inv	5.65K	0.45%	-18.46K
Fidelity Extended Market Index	4.92K	0.37%	-1.27K
Bridgeway Ultra-Small Company Market	47.90K	0.19%	-
Fidelity Total Market Index	1.42K	0.11%	-
Dimensional US Small Cap ETF	1.36K	0.10%	-
Fidelity Series Total Market Index	1.25K	0.09%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Apr 02, 2026	MILLENNIUM MANAGEMENT LLC	-	Buy	$24.92K
Apr 02, 2026	MILLENNIUM MANAGEMENT LLC	-	Sell	$95.65K
Apr 02, 2026	MILLENNIUM MANAGEMENT LLC	-	Buy	$870.23
Apr 02, 2026	MILLENNIUM MANAGEMENT LLC	-	Buy	$44.34K
Apr 02, 2026	MILLENNIUM MANAGEMENT LLC	-	Sell	$40.17K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	-
2025 Q4	-	16
2025 Q2	-	-
2025 Q1	-	-
2024 Q4	-	-

SNSE Ownership FAQ

Who Owns Sensei Biotherapeutics?

Sensei Biotherapeutics shareholders are primarily institutional investors at 194.39%, followed by 30.15% insiders and -124.54% retail investors. The average institutional ownership in Sensei Biotherapeutics's industry, Biotech Stocks , is 35.37%, which Sensei Biotherapeutics exceeds.

Who owns the most shares of Sensei Biotherapeutics?

Sensei Biotherapeutics’s largest shareholders are Susquehanna group, llp (38.05K shares, 0.15%), Citadel advisors (15.37K shares, 0.06%), and Raymond james & associates (14K shares, 0.06%). Together, they hold 0.27% of Sensei Biotherapeutics’s total shares outstanding.

Does Blackrock own Sensei Biotherapeutics?

Yes, BlackRock owns 0.03% of Sensei Biotherapeutics, totaling 7.78K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 4.82K$. In the last quarter, BlackRock decreased its holdings by -25.805K shares, a -76.84% change.

Who is Sensei Biotherapeutics’s biggest shareholder by percentage of total assets invested?

National bank of canada /fi/ is Sensei Biotherapeutics’s biggest shareholder by percentage of total assets invested, with 0% of its assets in 0 Sensei Biotherapeutics shares, valued at 0$.

Who is the top mutual fund holder of Sensei Biotherapeutics shares?

Franklin Biotechnology Discv A(acc)USD is the top mutual fund holder of Sensei Biotherapeutics shares, with 6.32% of its total shares outstanding invested in 84.72K Sensei Biotherapeutics shares.

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