Assertio Ownership | Who Owns Assertio?


Assertio Ownership Summary


Assertio is owned by 29.28% institutional investors, 2.47% insiders, and 68.24% retail investors. Nantahala capital management is the largest institutional shareholder, holding 8.55% of ASRT shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.07% of its assets in Assertio shares.

ASRT Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockAssertio29.28%2.47%68.24%
SectorHealthcare Stocks 56.95%9.28%33.77%
IndustrySpecialty & Generic Drug Manufacturers Stocks25.54%11.03%63.43%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Nantahala capital management8.15M8.55%$7.10M
Vanguard group4.38M4.60%$3.82M
Renaissance2.99M3.14%$2.61M
Blackrock funding, inc. /de1.40M1.47%$1.22M
Blackrock1.39M1.46%$1.72M
Millennium management1.10M1.16%$959.32K
Geode capital management1.10M1.15%$955.02K
Two sigma investments, lp910.05K0.95%$792.74K
Aqr capital management902.57K0.95%$786.23K
Two sigma advisers, lp716.13K0.75%$623.82K

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Cm management400.00K0.31%$348.44K
Nantahala capital management8.15M0.30%$7.10M
Perritt capital management372.90K0.17%$324.83K
Wealthfront advisers61.12K0.07%$22.17M
Palumbo wealth management205.60K0.07%$179.10K
Tsp capital management group216.63K0.06%$188.70K
Ground swell capital13.77K0.02%$11.99K
Thurston, springer, miller, herd & titak67.50K0.01%$58.80K
Point72 asia (singapore) pte.51.21K0.01%$44.61K
Williams & novak12.50K0.01%$10.89K

Top Buyers

HolderShares% AssetsChange
Ubs group459.67K0.00%442.56K
Squarepoint ops232.19K0.00%201.22K
Morgan stanley592.33K0.00%107.92K
Cm management400.00K0.31%75.00K
Marshall wace, llp73.91K0.00%73.91K

Top Sellers

HolderShares% AssetsChange
Blackrock1.39M--4.96M
Cowen and company---1.58M
Nantahala capital management8.15M0.30%-800.00K
Aqr capital management902.57K0.00%-357.66K
Bank of new york mellon---289.30K

New Positions

HolderShares% AssetsChangeValue
Wealthfront advisers61.12K0.07%61.12K$22.17M
Sonora investment management group44.73K0.00%44.73K$38.97K
Commonwealth equity services34.10K-34.10K$30.00K
Wolverine asset management32.33K0.00%32.33K$28.16K
Stifel financial31.50K-31.50K$27.44K

Sold Out

HolderChange
Nelson, van denburg & campbell wealth management group-14.00
North star investment management-100.00
Srs capital advisors-105.00
Triad wealth partners-124.00
Geowealth management-172.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 202488-2.22%27,922,810-6.03%293.02%3826.67%23-20.69%
Sep 30, 202490-15.09%29,713,763-17.46%312.17%31-34.04%29-9.38%
Jun 30, 2024106-1.85%35,997,143-17.60%371.79%4723.68%32-21.95%
Mar 31, 2024108-12.90%43,686,105-6.07%451.07%38-30.91%4117.14%
Dec 31, 2023124-20.00%46,510,073-0.10%652.02%55-50.45%3575.00%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Vanguard Total Stock Mkt Idx Inv2.93M3.07%-
Vanguard Institutional Extnd Mkt Idx Tr1.31M1.37%-
Invesco FTSE RAFI US 1500 Small-Mid ETF566.15K0.59%-
Fidelity Extended Market Index533.83K0.56%-4.30K
EA Bridgeway Omni Small-Cap Value ETF463.02K0.48%-
Russell Inv Tax-Managed US Mid&Sm Cap S424.06K0.44%-
Perritt MicroCap Opportunities Investor284.00K0.30%52.75K
NT R2000 Value Index Fund - NL283.43K0.30%22.32K
Vifag 2002 SICAV253.57K0.27%-
NT R2000 Index Fund - NL223.01K0.23%-25.41K

Recent Insider Transactions


DateNameRoleActivityValue
Nov 18, 2024Mason Heather L-Buy$60.00K
Nov 14, 2024O'Grady Brendan P. CEOBuy$9.95K
Jun 11, 2024Vacirca Jeff L-Buy$11.10K
Jun 05, 2024Mason Heather L Interim Executive OfficerBuy$24.25K
Mar 14, 2024Tyree James L-Sell$11.46K

Insider Transactions Trends


DateBuySell
2025 Q1--
2024 Q42-
2024 Q22-
2024 Q1-1
2023 Q4--

ASRT Ownership FAQ


Who Owns Assertio?

Assertio shareholders are primarily institutional investors at 29.28%, followed by 2.47% insiders and 68.25% retail investors. The average institutional ownership in Assertio's industry, Specialty & Generic Drug Manufacturers Stocks, is 25.54%, which Assertio exceeds.

Who owns the most shares of Assertio?

Assertio’s largest shareholders are Nantahala capital management (8.15M shares, 8.55%), Vanguard group (4.38M shares, 4.60%), and Renaissance (2.99M shares, 3.14%). Together, they hold 16.28% of Assertio’s total shares outstanding.

Does Blackrock own Assertio?

Yes, BlackRock owns 1.46% of Assertio, totaling 1.39M shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 1.72M$. In the last quarter, BlackRock decreased its holdings by -4.965M shares, a -78.17% change.

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

Cm management is Assertio’s biggest shareholder by percentage of total assets invested, with 0.31% of its assets in 400K Assertio shares, valued at 348.44K$.

Who is the top mutual fund holder of Assertio shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Assertio shares, with 3.07% of its total shares outstanding invested in 2.93M Assertio shares.

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