Assertio Holdings, Inc. - Common Stock, $0.0001 par value (ASRT) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2016 to Q4 2025

Type / Class
Equity / Common Stock, $0.0001 par value
Symbol
ASRT on Nasdaq
Shares outstanding
95,336,039
Price per share
$0.66
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
25,207,647
Total reported value
$22,204,218
% of total 13F portfolios
0%
Share change
+152,378
Value change
+$246,206
Number of holders
66
Price from insider filings
$0.66
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Assertio Holdings, Inc. - Common Stock, $0.0001 par value (ASRT) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Nantahala Capital Management, LLC 9.4% $5,905,902 8,948,336 Nantahala Capital Management, LLC 30 Sep 2024

As of 30 Sep 2025, 66 institutional investors reported holding 25,207,647 shares of Assertio Holdings, Inc. - Common Stock, $0.0001 par value (ASRT). This represents 26% of the company’s total 95,336,039 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Assertio Holdings, Inc. - Common Stock, $0.0001 par value (ASRT) together control 26% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Nantahala Capital Management, LLC 9.2% 8,810,073 0% 0.48% $7,759,912
VANGUARD GROUP INC 4.6% 4,425,543 +0.94% 0% $3,898,903
RENAISSANCE TECHNOLOGIES LLC 3.1% 2,942,276 +4.3% 0% $2,591,556
BlackRock, Inc. 1.4% 1,364,701 -0.72% 0% $1,202,029
GEODE CAPITAL MANAGEMENT, LLC 1.1% 1,022,266 +0.09% 0% $900,752
CM Management, LLC 0.76% 724,382 0% 0.53% $638,036
MILLENNIUM MANAGEMENT LLC 0.64% 605,983 -13% 0% $533,750
MORGAN STANLEY 0.63% 597,586 +36% 0% $526,354
TWO SIGMA ADVISERS, LP 0.45% 427,534 -1.2% 0% $376,572
GSA CAPITAL PARTNERS LLP 0.4% 381,584 +536% 0.03% $336,000
TWO SIGMA INVESTMENTS, LP 0.39% 371,429 -15% 0% $327,155
AQR CAPITAL MANAGEMENT LLC 0.39% 369,891 -18% 0% $325,800
STATE STREET CORP 0.38% 366,813 -0.03% 0% $323,089
Perritt Capital Management Inc 0.37% 350,316 -2.8% 0.15% $308,558
CITADEL ADVISORS LLC 0.34% 325,507 +13% 0% $286,707
TSP Capital Management Group, LLC 0.33% 316,875 0.07% $279,104
UBS Group AG 0.24% 232,652 -30% 0% $204,966
Empowered Funds, LLC 0.24% 224,321 +0.41% 0% $197,582
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.24% 224,321 +0.41% 0% $197,582
NORTHERN TRUST CORP 0.19% 178,860 -21% 0% $157,540
Invesco Ltd. 0.14% 133,609 -51% 0% $117,683
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.1% 94,577 +86% 0% $83,303
Mariner, LLC 0.08% 80,499 0% $70,904
GOLDMAN SACHS GROUP INC 0.08% 80,239 +73% 0% $70,675
DIMENSIONAL FUND ADVISORS LP 0.07% 63,833 0% 0% $56,231

Institutional Holders of Assertio Holdings, Inc. - Common Stock, $0.0001 par value (ASRT) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 0 $0 -$280,047 $0.66 0
2025 Q3 25,207,647 $22,204,218 +$246,206 $0.88 66
2025 Q2 25,055,269 $16,064,257 -$238,362 $0.64 69
2025 Q1 25,399,585 $17,136,754 -$1,830,070 $0.67 67
2024 Q4 27,857,092 $24,267,150 -$1,782,683 $0.87 81
2024 Q3 29,713,297 $35,056,245 -$7,666,755 $1.18 86
2024 Q2 36,019,942 $44,659,941 -$8,895,103 $1.24 101
2024 Q1 43,673,513 $41,897,425 -$3,489,633 $0.96 104
2023 Q4 36,871 $39,452 -$193,440 $1.07 1
2023 Q3 46,239,873 $118,364,697 +$8,789,757 $2.56 143
2023 Q2 34,104,485 $184,849,482 +$44,854,035 $5.42 150
2023 Q1 25,445,905 $162,101,538 +$51,546,707 $6.37 116
2022 Q4 17,577,578 $75,580,600 +$8,019,994 $4.30 87
2022 Q3 16,278,673 $36,472,633 +$9,574,724 $2.27 67
2022 Q2 13,579,222 $39,072,827 +$10,819,166 $2.95 55
2022 Q1 9,115,625 $25,495,793 +$6,441,768 $2.87 46
2021 Q4 6,891,963 $14,516,630 +$2,655,040 $2.18 36
2021 Q3 502,984 $217,243 -$4,267,919 $0.92 14
2021 Q2 8,490,454 $13,036,204 +$13,029,307 $1.56 32
2019 Q3 0 $0 -$7,907 $0.66 0
2019 Q2 2,292 $7,907 +$2,577 $3.45 1
2019 Q1 1,545 $7,833 +$760 $5.07 1
2018 Q4 1,395 $5,036 +$5,036 $3.61 1
2018 Q3 0 $0 -$8,137 $0.66 0
2018 Q2 1,220 $8,137 $0 $6.67 1
2018 Q1 1,220 $8,040 $0 $6.59 1
2017 Q4 1,220 $9,821 +$9,821 $8.05 1
2017 Q3 0 $0 -$11,664 $0.66 0
2017 Q2 1,086 $11,664 +$11,664 $10.74 1
2017 Q1 0 $0 -$12,037 $0.66 0
2016 Q4 668 $12,037 $0 $18.02 1
2016 Q3 668 $16,680 $0 $24.97 1
2016 Q2 668 $13,106 +$13,106 $19.62 1