Related party transactions (Tables)

3 Months Ended

Mar. 31, 2026

Related party transactions

Schedule of service agreements and products with related parties

Service agreements and products with related parties

in € K


		For the three months				For the three months
		ended March 31, 2026				ended March 31, 2025				March 31, 2026				December 31, 2025
		Sales of		Purchases of		Sales of		Purchases of
		goods and		goods and		goods and		goods and		Accounts		Accounts		Accounts		Accounts
		services		services		services		services		receivable		payable		receivable		payable
Service agreements ⁽¹⁾
Fresenius SE		—		2,105		24		2,199		159		1,695		173		1,488
Fresenius SE affiliates		389		9,632		311		13,025		437		401		396		649
Equity method investees		187		—		1,283		—		3,686		—		4,734		—
Total		576		11,737		1,618		15,224		4,282		2,096		5,303		2,137

Products
Fresenius SE affiliates		19,331		10,107		13,818		9,311		25,216		9,040		27,380		9,624
Equity method investees		—		154,129		—		116,914		—		93,664		—		73,228
Total		19,331		164,236		13,818		126,225		25,216		102,704		27,380		82,852

(1)	In addition to the above shown accounts payable, accrued expenses for service agreements with related parties amounted to €4,087 and €1,333 at March 31, 2026 and December 31, 2025, respectively.

Schedule of lease agreements with related parties

Lease agreements with related parties

in € K


		For the three months ended March 31, 2026						For the three months ended March 31, 2025						March 31, 2026				December 31, 2025
				Interest		Lease				Interest		Lease		Right-of-use		Lease		Right-of-use		Lease
		Depreciation		expense		expense⁽¹⁾		Depreciation		expense		expense⁽¹⁾		asset		liability		asset		liability
Fresenius SE		1,667		44		—		1,649		63		23		15,855		16,386		17,522		18,102
Fresenius SE affiliates		—		—		—		4,655		423		—		—		—		—		—
Total		1,667		44		—		6,304		486		23		15,855		16,386		17,522		18,102

(1)	Short-term leases and expenses relating to variable lease payments as well as low value leases are exempted from balance sheet recognition.