France Biotechnology & Medical Research

Sensorion SA (ALSEN)

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Track

Sensorion SA experienced significant insider activity, with the most recent transactions occurring in late January 2026. Redmile Biopharma Investments III and Sofinnova Partners SAS executed substantial share purchases during this period. These acquisitions represent the latest recorded movements, as no further trading has been reported within the last three months.
Ticker: ALSEN Exchange: PAR
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Sensorion SA. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
REDMILE BIOPHARMA INVESTMENTS III L.P., Director Director
Transaction date
Purchase
Price
482.66
Quantity 94,247
Value €1,343,596
1.8
SOFINNOVA PARTNERS SAS Administrateur Director
Transaction date
Purchase
Price
449.26
Quantity 28,367
Value €3,668,915
REDMILE BIOPHARMA INVESTMENTS III L.P., Director Director
Transaction date
Purchase
Price
30.29
Quantity 21,498
Value €4,653,645
1.8
SOFINNOVA PARTNERS SAS Administrateur Director
Transaction date
Purchase
Price
0.63
Quantity 1,587,301
Value €1,000,000
REDMILE BIOPHARMA INVESTMENTS III L.P., Director Director
Transaction date
Purchase
Price
0.57
Quantity 16,842,105
Value €9,600,000
1.8
SOFINNOVA PARTNERS SAS Administrateur Director
Transaction date
Purchase
Price
0.57
Quantity 12,280,701
Value €7,000,000
INVUS ADMINISTRATEUR Director
Transaction date
Sale
Price
0.45
Quantity 62,204,700
Value €27,867,706
REDMILE BIOPHARMA INVESTMENTS III L.P., Director Director
Transaction date
Purchase
Price
0.18
Quantity 17,857,143
Value €3,214,286
REDMILE BIOPHARMA INVESTMENTS III L.P., Director Director
Transaction date
Purchase
Price
0.28
Quantity 46,428,571
Value €13,000,000
1.8
SOFINNOVA PARTNERS SAS Administrateur Director
Transaction date
Purchase
Price
0.28
Quantity 25,000,000
Value €7,000,000
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.92
Quantity 7,000
Value €6,457
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.98
Quantity 9,804
Value €9,599
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.86
Quantity 7,903
Value €6,795
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.85
Quantity 5,386
Value €4,554
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.85
Quantity 15,000
Value €12,711
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.84
Quantity 30,000
Value €25,164
INVUS ADMINISTRATEUR Director
Transaction date
Purchase
Price
0.85
Quantity 29,282
Value €24,796
INVUS GERANT
Transaction date
Purchase
Price
0.81
Quantity 39,581
Value €32,152
INVUS ADMINISTRATEUR Director
Through INVUS, a closely affiliated person
Transaction date
Purchase
Price
0.82
Quantity 76,300
Value €62,871
INVUS GERANT
Transaction date
Purchase
Price
0.74
Quantity 73,974
Value €54,571
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-02-03 2026-01-30 B Purchase REDMILE BIOPHARMA INVESTMENTS III

L.P., Director

Director
94,247
482.66
€1,343,596 		94,247 482.66 €1,343,596
2026-01-30 2026-01-28 B Purchase
1.8
SOFINNOVA PARTNERS SAS

Administrateur

Director
28,367
449.26
€3,668,915 		28,367 449.26 €3,668,915
2024-04-16 2024-04-11 B Purchase REDMILE BIOPHARMA INVESTMENTS III

L.P., Director

Director
21,498
30.29
€4,653,645 		21,498 30.29 €4,653,645
2024-04-12 2024-04-11 B Purchase
1.8
SOFINNOVA PARTNERS SAS

Administrateur

Director
1,587,301
0.63
€1,000,000 		1,587,301 0.63 €1,000,000
2024-02-16 2024-02-13 B Purchase REDMILE BIOPHARMA INVESTMENTS III

L.P., Director

Director
16,842,105
0.57
€9,600,000 		16,842,105 0.57 €9,600,000
2024-02-14 2024-02-08 B Purchase
1.8
SOFINNOVA PARTNERS SAS

Administrateur

Director
12,280,701
0.57
€7,000,000 		12,280,701 0.57 €7,000,000
2024-01-01 2023-12-21 S Sale INVUS

ADMINISTRATEUR

Director
62,204,700
0.45
€27,867,706 		62,204,700 0.45 €27,867,706
2023-08-10 2023-08-08 B Purchase REDMILE BIOPHARMA INVESTMENTS III

L.P., Director

Director
17,857,143
0.18
€3,214,286 		17,857,143 0.18 €3,214,286
2023-08-10 2023-08-08 B Purchase REDMILE BIOPHARMA INVESTMENTS III

L.P., Director

Director
46,428,571
0.28
€13,000,000 		46,428,571 0.28 €13,000,000
2023-08-08 2023-08-03 B Purchase
1.8
SOFINNOVA PARTNERS SAS

Administrateur

Director
25,000,000
0.28
€7,000,000 		25,000,000 0.28 €7,000,000
2020-02-19 2020-02-18 B Purchase INVUS

ADMINISTRATEUR

Director
7,000
0.92
€6,457 		7,000 0.92 €6,457
2020-02-18 2020-02-17 B Purchase INVUS

ADMINISTRATEUR

Director
9,804
0.98
€9,599 		9,804 0.98 €9,599
2020-01-13 2020-01-09 B Purchase INVUS

ADMINISTRATEUR

Director
7,903
0.86
€6,795 		7,903 0.86 €6,795
2020-01-03 2020-01-02 B Purchase INVUS

ADMINISTRATEUR

Director
5,386
0.85
€4,554 		5,386 0.85 €4,554
2020-01-01 2019-12-27 B Purchase INVUS

ADMINISTRATEUR

Director
15,000
0.85
€12,711 		15,000 0.85 €12,711
2019-12-25 2019-12-24 B Purchase INVUS

ADMINISTRATEUR

Director
30,000
0.84
€25,164 		30,000 0.84 €25,164
2019-12-24 2019-12-23 B Purchase INVUS

ADMINISTRATEUR

Director
29,282
0.85
€24,796 		29,282 0.85 €24,796
2019-12-17 2019-12-13 B Purchase INVUS

GERANT
39,581
0.81
€32,152 		39,581 0.81 €32,152
2019-12-13 2019-12-12 B Purchase INVUS

ADMINISTRATEUR

Through INVUS, a closely affiliated person Director
76,300
0.82
€62,871 		76,300 0.82 €62,871
2019-12-10 2019-12-09 B Purchase INVUS

GERANT
73,974
0.74
€54,571 		73,974 0.74 €54,571
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