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ADCT

ADC Therapeutics (ADCT) stock: insider trades, news & valuation

Net selling
Close · Oct 9, 2026 $1.73 +8.8% on the day -62.3% over 12 months 52-week range $0.96 – $4.88

Share price and insider trades

ADCT closeInsider buyInsider sale
0246NovDecJan 2026FebMarAprMayJunJulAugSepOctEEarnings release filed 2025-10-14EEarnings release filed 2025-11-10EEarnings release filed 2026-01-08EEarnings release filed 2026-03-10EEarnings release filed 2026-05-04EEarnings release filed 2026-08-13Sold $1,260,772 on 2026-04-01 · Redco Ii Master Fund, L.P.Sold $1,442,385 on 2026-03-31 · Redco Ii Master Fund, L.P.Sold $16,937,910 on 2026-04-02 · Redco Ii Master Fund, L.P.
Bought, 12 months$0
Sold, 12 months$19.6M
Insiders buying0
Insiders selling1

ADC Therapeutics insider trading at a glance (Oct 9, 2026): in the past 12 months, 0 insiders bought $0 and 1 sold $19.6M of ADCT stock on the open market.

ADCT insider buying and selling by quarter

Open-market purchases (green, above the line) and sales (red, below), by trade date.

Q1 2026: $1.4M sold (2 trades)Q1 2026Q2 2026: $18.2M sold (4 trades)Q2 2026Q3 2026Q4 2026
QuarterBoughtPurchasesSoldSales
Q4 2026—0—0
Q3 2026—0—0
Q2 2026—0$18.2M4
Q1 2026—0$1.4M2

Valuation, profit and volume

P/E (trailing)n/aSector median —
Market value— 
Profit margin—Revenue growth —
Volume vs. 50-day1.9×Last 5 sessions
Insiders' paper profit—On all tracked purchases —

Summary

Over the past 12 months, 0 ADC Therapeutics SA insiders reported open-market purchases totaling $0, while 1 insider reported sales totaling $19.6M. 0 of 6 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.

ADCT earnings: how the stock reacted

Each quarterly results release (SEC 8-K Item 2.02), the trend before it, insider trades in the 30 days before, and the 2-day market reaction. “E” marks releases on the chart above.

Does it matter? →
Release15 days beforeInsiders, 30 days beforeReaction (2 days)Next 30 days
Aug 13, 2026 +10.8% None -17.9%S&P +0.5% +5.9%
May 4, 2026 -12.6% None -1.8%S&P +0.4% -64.9%
Mar 10, 2026 +3.2% None +15.4%S&P -0.3% -23.4%
Jan 8, 2026 +4.3% None +0.3%S&P +0.7% +9.6%
Nov 10, 2025 -0.7% None -1.7%S&P +1.8% +5.3%
Oct 14, 2025 +26.3% None -7.6%S&P +0.3% -7.0%
Aug 12, 2025 -18.3% None +15.3%S&P +1.4% +7.1%
May 14, 2025 -9.6% None +28.0%S&P +0.6% +111.8%

Most companies bar insiders from trading in the weeks before results, so pre-earnings purchases are rare and often made by directors or under pre-set plans. Past reactions don't predict future ones.

Insider transactions

Open-market purchases and sales.

Filed Insider Type Shares Price Value Since Score
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 2,634,50612,666,731 held (−17%) $3.28 $8.6M -47.3% —
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 2,529,49110,265,297 held (−20%) $3.28 $8.3M -47.3% —
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 196,22915,470,502 held (−1%) $3.75 $736K -53.9% —
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 188,40712,957,305 held (−1%) $3.75 $707K -53.9% —
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 169,26515,301,237 held (−1%) $3.80 $643K -54.5% —
Apr 2SEC Redco Ii Master Fund, L.P.10% Owner Sell 162,51712,794,788 held (−1%) $3.80 $618K -54.5% —

Insiders at ADC Therapeutics SA

InsiderBoughtSoldLast filingScore
Redco Ii Master Fund, L.P.10% Owner — $19.6M Apr 2, 2026 —

ADCT stock: common questions

Are ADC Therapeutics SA insiders buying ADCT stock?

In the past 12 months, 0 insiders reported open-market purchases of ADCT worth $0.

Are ADC Therapeutics SA insiders selling ADCT stock?

1 insiders reported sales worth $19.6M over the same period.

Where does this data come from?

Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.

What is ADCT's 52-week range?

Over the past year ADCT has traded between $0.96 and $4.88. It last closed at $1.73 on Oct 9, 2026.