13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
SCHEDULE 13G Filed 2026-08-14 Event — SEC 0001104659-26-097255 →

Nantahala Capital Management, LLC ADC Therapeutics SA ADCT

Stake: Shares: Class: Common Shares, par value CHF 0.08 per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
22 transactions
6 buys · 6 sales · 0 awards/exercises
Issuer Cluster
3 13D/G filings on this issuer
2 other filings besides this one
Filer Track Record
14 filings by this filer
13 other filings in the data moat
Short Interest · settle 2026-07-31
DTC 6.11
5,092,137 shares short · -8.0% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $17.70M
Point72 Asset Mgmt

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-04-02 Redmile Group, LLC 10%+ owner Sale 2,634,506 $3.28 $8.64M
2026-04-02 Redmile Group, LLC 10%+ owner Sale 2,529,491 $3.28 $8.29M
2026-04-01 Redmile Group, LLC 10%+ owner Sale 169,265 $3.80 $643K
2026-04-01 Redmile Group, LLC 10%+ owner Sale 162,517 $3.80 $617K
2026-03-31 Redmile Group, LLC 10%+ owner Sale 196,229 $3.75 $736K
2026-03-31 Redmile Group, LLC 10%+ owner Sale 188,407 $3.75 $707K
2026-02-13 Kallebo Lisa Michelle officer Award 62,900 $3.99 $251K
2026-02-13 Zaki Mohamed officer Award 285,200 $3.99 $1.14M
2026-02-13 GRAHAM PETER J officer Award 294,800 $3.99 $1.18M
2026-02-13 Carmona Jose officer Award 271,600 $3.99 $1.08M
2026-02-13 MALLIK AMEET director, officer Award 900,000 $3.99 $3.59M
2026-02-13 MALLIK AMEET director, officer F 103,231 $3.99 $412K
2026-02-13 Carmona Jose officer F 25,880 $3.99 $103K
2026-02-13 GRAHAM PETER J officer F 33,294 $3.99 $133K
2026-02-13 Zaki Mohamed officer F 24,603 $3.99 $98K
2026-02-13 Kallebo Lisa Michelle officer F 5,433 $3.99 $22K
2025-12-06 MALLIK AMEET director, officer F 233,146 $3.29 $767K
2025-12-06 Zaki Mohamed officer F 41,068 $3.29 $135K
2025-12-06 Kallebo Lisa Michelle officer F 7,140 $3.29 $23K
2025-12-06 GRAHAM PETER J officer F 49,508 $3.29 $163K
2025-12-06 Carmona Jose officer F 53,236 $3.29 $175K
2025-10-27 Redmile Group, LLC 10%+ owner Buy 3,846,153

Other 13D/G Filings on ADC Therapeutics SA

FiledFormFilerStakeShares
2026-07-27 SCHEDULE 13G BlackRock, Inc. view →
2020-10-13 SC AUVEN THERAPEUTICS HOLDINGS LP view →

Other Filings by Nantahala Capital Management, LLC

FiledFormIssuerStakeShares
2025-08-05 SCHEDULE Xtant Medical Holdings, Inc. XTNT 49.10% 68,394,000 view →
2025-04-03 SCHEDULE TALPHERA, INC. TLPH 11.70% 1,992,519 view →
2025-04-02 SCHEDULE TALPHERA, INC. TLPH 11.70% 1,992,519 view →
2025-02-03 SCHEDULE Evoke Pharma Inc 15.99% 254,639 view →
2024-10-01 SC Evoke Pharma Inc view →
2022-07-15 SC IMAGEWARE SYSTEMS INC view →
2022-01-06 SC IMAGEWARE SYSTEMS INC view →
2021-06-10 SC IMAGEWARE SYSTEMS INC view →
2021-04-12 SC IMAGEWARE SYSTEMS INC view →
2021-03-08 SC IMAGEWARE SYSTEMS INC view →
2020-11-19 SC IMAGEWARE SYSTEMS INC view →
2020-10-15 SC IMAGEWARE SYSTEMS INC view →
2019-06-17 SC FTD Companies, Inc. view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. From $49/mo.

See pricing →