Cytosorbents Ownership | Who Owns Cytosorbents?

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Cytosorbents Ownership Summary

Cytosorbents is owned by 30.17% institutional investors, 3.82% insiders, and 66.01% retail investors. Avenir is the largest institutional shareholder, holding 5.47% of CTSO shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.39% of its assets in Cytosorbents shares.

CTSO Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Cytosorbents	30.17%	3.82%	66.01%
Sector	Healthcare Stocks	49.73%	8.84%	41.43%
Industry	Medical Device Stocks	53.39%	8.20%	38.41%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Avenir	2.97M	5.47%	$2.09M
Skylands capital	2.84M	5.24%	$2.00M
Granahan investment management	2.66M	4.91%	$1.87M
Vanguard group	1.95M	3.59%	$1.37M
Neuberger berman group	1.54M	2.83%	$1.08M
Sargent investment group	1.43M	2.64%	$1.01M
Cm management	850.00K	1.57%	$597.55K
Blackrock	655.80K	1.21%	$461.03K
Geode capital management	434.64K	0.80%	$305.62K
Cibc private wealth group	172.65K	0.32%	$174.38K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cm management	850.00K	0.55%	$597.55K
Skylands capital	2.84M	0.28%	$2.00M
Sargent investment group	1.43M	0.21%	$1.01M
Avenir	2.97M	0.20%	$2.09M
Granahan investment management	2.66M	0.07%	$1.87M
Seelaus asset management	18.80K	0.01%	$13.22K
Key client fiduciary advisors	34.56K	0.01%	$24.29K
Texas capital bank wealth management services	23.17K	0.00%	$16.29K
Neuberger berman group	1.54M	0.00%	$1.08M
Chicago partners investment group	19.08K	0.00%	$22.61K

Top Buyers

Holder	Shares	% Assets	Change
Susquehanna group, llp	89.79K	-	73.59K
Sargent investment group	1.43M	0.21%	67.18K
Ep wealth advisors	28.00K	0.00%	28.00K
Cm management	850.00K	0.55%	25.00K
Tower research capital llc (trc)	21.70K	0.00%	13.68K

Top Sellers

Holder	Shares	% Assets	Change
Granahan investment management	2.66M	0.07%	-381.02K
Neuberger berman group	1.54M	0.00%	-376.05K
Avenir	2.97M	0.20%	-202.43K
Blackrock	655.80K	-	-66.63K
Skylands capital	2.84M	0.28%	-34.77K

New Positions

Holder	Shares	% Assets	Change	Value
Ep wealth advisors	28.00K	0.00%	28.00K	$19.68K
Citadel advisors	500.00	-	500.00	$352.00
Fmr	285.00	-	285.00	$200.00

Sold Out

Holder	Change
Qube research	-1.00
Lazard asset management	-1.09K
Bank of new york mellon	-3.64K
Redwood wealth management group	-8.20K
Regal investment advisors	-11.51K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2024	53	8.16%	16,427,732	-1.05%	30	3.22%	17	54.55%	13	-23.53%
Jun 30, 2024	49	4.26%	16,601,658	-5.30%	30	1.99%	11	-21.43%	17	13.33%
Mar 31, 2024	47	-7.84%	17,531,124	-2.28%	39	2.40%	14	-30.00%	15	7.14%
Dec 31, 2023	51	-5.56%	17,940,758	18.13%	40	3.40%	20	11.11%	14	-12.50%
Sep 30, 2023	54	-8.47%	15,187,943	0.02%	34	2.85%	18	-33.33%	16	45.45%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	1.30M	2.39%	-
M&G (ACS) Granahan US Sm Cp Gr GBPZ1AAcc	763.50K	1.40%	-101.78K
Neuberger Berman Intrinsic Value I	726.14K	1.33%	-
Vanguard Institutional Extnd Mkt Idx Tr	568.23K	1.04%	-
JNL Multi-Manager Small Cap Growth A	539.48K	0.99%	-280.72K
Victory Small Cap Stock	338.89K	0.62%	-62.53K
Granahan Inv Mgt Sm-Cap Core Gr	338.36K	0.62%	-59.93K
Fidelity Extended Market Index	265.52K	0.49%	5.68K
Granahan Small Cap Select	155.01K	0.28%	-59.93K
Neuberger Berman Small Cap Intrinsic Val	128.91K	0.24%	-1.91K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 13, 2024	MARIANI PETER J	Chief Financial Officer	Buy	$19.29K
Dec 12, 2024	MARIANI PETER J	Chief Financial Officer	Buy	$17.87K
Dec 11, 2024	MARIANI PETER J	Chief Financial Officer	Buy	$10.10K
Dec 13, 2023	Sobel Alan D.	-	Buy	$30.00K
Dec 13, 2023	Sobel Alan D.	-	Buy	$15.79K

Insider Transactions Trends

Date	Buy	Sell
2024 Q4	2	-
2024 Q3	-	-
2024 Q2	-	-
2024 Q1	-	-
2023 Q4	16	-

CTSO Ownership FAQ

Who Owns Cytosorbents?

Cytosorbents shareholders are primarily institutional investors at 30.17%, followed by 3.82% insiders and 66.01% retail investors. The average institutional ownership in Cytosorbents's industry, Medical Device Stocks, is 53.39%, which Cytosorbents falls below.

Who owns the most shares of Cytosorbents?

Cytosorbents’s largest shareholders are Avenir (2.97M shares, 5.47%), Skylands capital (2.84M shares, 5.24%), and Granahan investment management (2.66M shares, 4.91%). Together, they hold 15.62% of Cytosorbents’s total shares outstanding.

Does Blackrock own Cytosorbents?

Yes, BlackRock owns 1.21% of Cytosorbents, totaling 655.8K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 461.03K$. In the last quarter, BlackRock decreased its holdings by -66.63K shares, a -9.22% change.

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

Cm management is Cytosorbents’s biggest shareholder by percentage of total assets invested, with 0.55% of its assets in 850K Cytosorbents shares, valued at 597.55K$.

Who is the top mutual fund holder of Cytosorbents shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Cytosorbents shares, with 2.39% of its total shares outstanding invested in 1.3M Cytosorbents shares.

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