Switzerland Biotechnology & Medical Research

BB Biotech AG (BION)

Track

Track

BB Biotech AG experienced consistent purchasing activity from Dr. Thomas von Planta, with the most recent acquisitions occurring on March 5, 2025. These transactions reflect a pattern of accumulation by insiders over the past year, distinct from historical divestments. No selling activity has been recorded by company leadership within this observed timeframe.
Ticker: BION Exchange: SWX
Preparing chart...
Download chart Copy chart image Copy link Share to X Share


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Upgrade for signal details

Upgrade to see score, net flow, insiders and context.

Upgrade to see full signal details →

Insider trades have triggered activity signals for BB Biotech AG. Upgrade to see score, net flow, insiders and the full signal context.

Open in Activity Signals screener →
Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
168.39
Quantity 25,734
Value CHF4,811,243
Non-Executive Director
Transaction date
Purchase
Price
19.60
Quantity 22,713
Value CHF4,968,138
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
156.11
Quantity 46,495
Value CHF4,973,245
Non-Executive Director
Transaction date
Purchase
Price
37.86
Quantity 1,244
Value CHF47,103
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
44.14
Quantity 1,244
Value CHF54,914
Non-Executive Director
Transaction date
Purchase
Price
44.14
Quantity 1,244
Value CHF54,914
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
41.45
Quantity 1,000
Value CHF41,450
Non-Executive Director
Transaction date
Purchase
Price
41.45
Quantity 1,000
Value CHF41,450
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
45.97
Quantity 1,200
Value CHF55,168
Non-Executive Director
Transaction date
Purchase
Price
45.97
Quantity 1,200
Value CHF55,168
von Planta, Dr. Thomas Supervisory Board Member
Transaction date
Purchase
Price
48.15
Quantity 2,200
Value CHF105,927
Non-Executive Director
Transaction date
Purchase
Price
48.15
Quantity 2,200
Value CHF105,927
Non-Executive Director
Transaction date
Purchase
Price
49.28
Quantity 17,750
Value CHF874,766
Hunziker, Dr. Erich Supervisory Board Member
Transaction date
Sale
Price
59.40
Quantity 500,000
Value CHF29,700,000
Hunziker, Dr. Erich Supervisory Board Member
Transaction date
Sale
Price
59.40
Quantity 500,000
Value CHF29,700,000
Non-Executive Director
Transaction date
Sale
Price
59.40
Quantity 500,000
Value CHF29,700,000
Strein, Prof. Dr. Dr. Klaus Supervisory Board Member
Transaction date
Sale
Price
59.32
Quantity 29,082
Value CHF1,725,157
Strein, Helmtraud
Through Strein, Helmtraud, a person closely affiliated to an insider
Transaction date
Sale
Price
59.32
Quantity 20,999
Value CHF1,245,643
Strein, Prof. Dr. Dr. Klaus Supervisory Board Member
Transaction date
Sale
Price
59.32
Quantity 29,082
Value CHF1,725,157
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-03-06 2025-03-05 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
25,734
168.39
CHF4,811,243 		25,734 168.39 CHF4,811,243
2025-03-05 2025-03-05 B Purchase Non-Executive Director
22,713
19.60
CHF4,968,138 		22,713 19.60 CHF4,968,138
2024-09-18 2024-09-16 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
46,495
156.11
CHF4,973,245 		46,495 156.11 CHF4,973,245
2024-09-16 2024-09-16 B Purchase Non-Executive Director
1,244
37.86
CHF47,103 		1,244 37.86 CHF47,103
2024-07-31 2024-07-29 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
1,244
44.14
CHF54,914 		1,244 44.14 CHF54,914
2024-07-29 2024-07-29 B Purchase Non-Executive Director
1,244
44.14
CHF54,914 		1,244 44.14 CHF54,914
2024-05-02 2024-04-30 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
1,000
41.45
CHF41,450 		1,000 41.45 CHF41,450
2024-04-30 2024-04-30 B Purchase Non-Executive Director
1,000
41.45
CHF41,450 		1,000 41.45 CHF41,450
2024-03-26 2024-03-25 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
1,200
45.97
CHF55,168 		1,200 45.97 CHF55,168
2024-03-25 2024-03-25 B Purchase Non-Executive Director
1,200
45.97
CHF55,168 		1,200 45.97 CHF55,168
2024-03-26 2024-03-22 B Purchase
von Planta, Dr. Thomas
Supervisory Board Member
2,200
48.15
CHF105,927 		2,200 48.15 CHF105,927
2024-03-22 2024-03-22 B Purchase Non-Executive Director
2,200
48.15
CHF105,927 		2,200 48.15 CHF105,927
2024-02-21 2024-02-16 B Purchase
Thomsen, Prof. Dr. Mads Krogsgaard
Supervisory Board Member
17,751
49.28
CHF874,766 		17,751 49.28 CHF874,766
2024-02-16 2024-02-16 B Purchase Non-Executive Director
17,750
49.28
CHF874,766 		17,750 49.28 CHF874,766
2020-05-11 2020-05-08 S Sale
Hunziker, Dr. Erich
Supervisory Board Member
500,000
59.40
CHF29,700,000 		500,000 59.40 CHF29,700,000
2020-05-11 2020-05-08 S Sale Hunziker, Dr. Erich Supervisory Board Member
500,000
59.40
CHF29,700,000 		500,000 59.40 CHF29,700,000
2020-05-08 2020-05-08 S Sale Non-Executive Director
500,000
59.40
CHF29,700,000 		500,000 59.40 CHF29,700,000
2020-03-03 2020-02-28 S Sale
Strein, Prof. Dr. Dr. Klaus
Supervisory Board Member
29,082
59.32
CHF1,725,157 		29,082 59.32 CHF1,725,157
2020-03-03 2020-02-28 S Sale Through Strein, Helmtraud, a person closely affiliated to an insider
20,999
59.32
CHF1,245,643 		20,999 59.32 CHF1,245,643
2020-03-03 2020-02-28 S Sale Strein, Prof. Dr. Dr. Klaus Supervisory Board Member
29,082
59.32
CHF1,725,157 		29,082 59.32 CHF1,725,157
Explore more

More insider trading research around BB Biotech AG

More insider trades in Switzerland
Similar Healthcare companies with insider activity
More Pharmaceuticals & Medical Research companies with insider activity
More Biotechnology & Medical Research companies with insider activity
Insider trading in Europe
Insider trades in Swiss Performance Index