Arcturus Therapeutics Ownership | Who Owns Arcturus Therapeutics?

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Arcturus Therapeutics Ownership Summary

Arcturus Therapeutics is owned by 19.36% institutional investors, 7.54% insiders, and 73.10% retail investors. Federated hermes is the largest institutional shareholder, holding 12.15% of ARCT shares. ARK Genomic Revolution ETF is the top mutual fund, with 9.09% of its assets in Arcturus Therapeutics shares.

ARCT Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Arcturus Therapeutics	19.36%	7.54%	73.10%
Sector	Healthcare Stocks	232.01%	10.74%	-142.75%
Industry	Biotech Stocks	381.47%	10.55%	-292.02%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Federated hermes	3.30M	12.15%	$20.25M
Blackrock funding, inc. /de	2.62M	9.64%	$16.06M
Ark investment management	2.61M	9.60%	$16.01M
Vanguard group	2.09M	7.69%	$12.81M
Nikko asset management americas	2.03M	7.45%	$12.40M
Sumitomo mitsui trust	2.03M	7.45%	$12.42M
State street	1.05M	3.85%	$19.27M
Balyasny asset management	864.10K	3.19%	$11.24M
Schonfeld strategic advisors	667.83K	2.46%	$12.31M
Geode capital management	618.13K	2.27%	$3.79M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Diadema partners lp	48.81K	0.23%	$899.59K
Green alpha advisors	28.28K	0.16%	$173.37K
Nikko asset management americas	2.03M	0.14%	$12.40M
Empire life investments	412.40K	0.14%	$2.53M
Persistent asset partners	11.19K	0.14%	$206.21K
Stempoint capital lp	35.61K	0.13%	$656.22K
Belmont capital	40.00K	0.11%	$678.80K
Ark investment management	2.61M	0.11%	$16.01M
Hap trading	77.14K	0.10%	$1.42B
Schonfeld strategic advisors	667.83K	0.07%	$12.31M

Top Buyers

Holder	Shares	% Assets	Change
Ark investment management	2.61M	0.11%	738.38K
Jane street group	422.42K	0.00%	286.03K
Goldman sachs group	391.23K	0.00%	246.50K
Vanguard group	2.09M	0.00%	204.04K
Acadian asset management	427.89K	0.00%	191.55K

Top Sellers

Holder	Shares	% Assets	Change
Federated hermes	3.30M	0.03%	-1.39M
Woodline partners lp	66.58K	0.01%	-713.87K
Arrowstreet capital, limited partnership	-	-	-552.18K
Morgan stanley	213.39K	0.00%	-491.49K
Bioimpact capital	-	-	-459.94K

New Positions

Holder	Shares	% Assets	Change	Value
Renaissance	119.91K	0.00%	119.91K	$735.02K
Hap trading	77.14K	0.10%	77.14K	$1.42B
Caption management	58.46K	0.01%	58.46K	$1.08M
Diadema partners lp	48.81K	0.23%	48.81K	$899.59K
Kovack advisors	46.02K	0.02%	46.02K	$281.79K

Sold Out

Holder	Change
Larson financial group	-1.00
Capital performance advisors llp	-2.00
Frazier financial advisors	-4.00
Gps wealth strategies group	-10.00
Geowealth management	-19.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	30	-81.60%	5,262,265	-79.65%	19	0.21%	13	-83.12%	12	-70.00%
Sep 30, 2025	50	-65.75%	9,612,435	-60.70%	35	0.44%	21	-71.62%	13	-66.67%
Jun 30, 2025	154	2.67%	25,761,135	-3.22%	94	0.98%	78	14.71%	42	-14.29%
Mar 31, 2025	148	-5.73%	26,589,017	-0.21%	98	1.01%	67	-4.29%	49	4.26%
Dec 31, 2024	155	-9.36%	26,627,173	1.41%	98	1.05%	69	-14.81%	47	-6.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
ARK Genomic Revolution ETF	2.58M	9.09%	-
ARK Genomic Revolution	2.51M	8.84%	689.97K
Federated Hermes Kaufmann Growth	2.07M	7.29%	-363.38K
Federated Hermes Kaufmann R	2.07M	7.29%	-363.38K
Amova ARK Pstv Chg Innovt P JPY Acc	1.76M	6.19%	-94.50K
Nikko AM ARK Pstv Chg Innovt P JPY Acc	1.61M	5.93%	-56.86K
Federated Hermes Kaufmann Small Cap Grow	1.19M	4.18%	-1.01M
Federated Hermes Kaufmann Small Cap A	1.19M	4.18%	-1.01M
Vanguard Total Stock Mkt Idx Inv	797.15K	2.81%	74.18K
Vanguard US Total Market Shares ETF	723.64K	2.67%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 15, 2025	SASSINE ANDY	Chief Financial Officer	Buy	$20.50K
Aug 15, 2025	SASSINE ANDY	Chief Financial Officer	Sell	$20.50K
Oct 15, 2024	Chivukula Pad	Chief Scientific Officer & COO	Sell	$249.12K
Jun 12, 2024	SASSINE ANDY	Chief Financial Officer	Sell	$1.60M
Jun 05, 2024	Chivukula Pad	Chief Scientific Officer & COO	Sell	$5.13K

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	-	-
2025 Q3	2	-
2025 Q2	-	-
2024 Q4	-	1
2024 Q2	-	3

ARCT Ownership FAQ

Who Owns Arcturus Therapeutics?

Arcturus Therapeutics shareholders are primarily institutional investors at 19.36%, followed by 7.54% insiders and 73.10% retail investors. The average institutional ownership in Arcturus Therapeutics's industry, Biotech Stocks , is 381.47%, which Arcturus Therapeutics falls below.

Who owns the most shares of Arcturus Therapeutics?

Arcturus Therapeutics’s largest shareholders are Federated hermes (3.3M shares, 12.15%), Blackrock funding, inc. /de (2.62M shares, 9.64%), and Ark investment management (2.61M shares, 9.60%). Together, they hold 31.39% of Arcturus Therapeutics’s total shares outstanding.

Does Blackrock own Arcturus Therapeutics?

BlackRock is not among the top 10 institutional shareholders of Arcturus Therapeutics.

Who is Arcturus Therapeutics’s biggest shareholder by percentage of total assets invested?

Diadema partners lp is Arcturus Therapeutics’s biggest shareholder by percentage of total assets invested, with 0.23% of its assets in 48.81K Arcturus Therapeutics shares, valued at 899.59K$.

Who is the top mutual fund holder of Arcturus Therapeutics shares?

ARK Genomic Revolution ETF is the top mutual fund holder of Arcturus Therapeutics shares, with 9.09% of its total shares outstanding invested in 2.58M Arcturus Therapeutics shares.

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