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ISSUER PROFILE · CIK 0000872912 · CUSIP 24661P807

DELCATH SYSTEMS, INC.DCTH

7 13D/G filings 1 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
+33.0%
avg +33.0%
Median 60d
+30.1%
avg +30.1%
Median 90d
+22.0%
avg +22.0%
Median 180d
+15.9%
avg +15.9%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
7
1 SCHEDULE 13D/A · 1 SCHEDULE · 5 SC
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
6.24
as of 2026-10-15

13D/G Filings Timeline · 7 total

FiledFormFilerStakeSharesIntent
2026-10-19 SCHEDULE 13D/A Rosalind Advisors, Inc. 9.90% 6,692,491 view →
2025-01-27 SCHEDULE Rosalind Advisors, Inc. 9.90% 6,659,993 view →
2022-02-14 SC Rosalind Advisors, Inc. — — view →
2021-06-25 SC Rosalind Advisors, Inc. — — view →
2021-04-06 SC Rosalind Advisors, Inc. — — view →
2020-05-14 SC Rosalind Advisors, Inc. — — view →
2020-04-10 SC Rosalind Advisors, Inc. — — view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 1,883,018 6.24 -3.3%
2026-09-30 1,947,041 5.37 -15.8%
2026-09-15 2,311,774 6.93 +3.1%
2026-08-31 2,242,281 4.97 -4.8%
2026-08-14 2,355,057 2.28 -7.0%
2026-07-31 2,532,559 7.23 -6.0%
2026-07-15 2,694,391 7.69 -6.1%
2026-06-30 2,868,132 4.85 -13.0%
2026-06-15 3,296,245 5.28 +6.0%
2026-05-29 3,110,018 7.38 -9.3%
2026-05-15 3,430,350 6.32 -3.3%
2026-04-30 3,547,136 13.00 -8.1%

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