EXHIBIT 1

JOINT FILING AGREEMENT

PURSUANT TO RULE 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate. The undersigned hereby further agree that this Joint Filing Agreement may be executed in any number of counterparts, each of which when so executed shall be deemed to be an original, but all of which counterparts shall together constitute one and the same instrument.

Date: February 27, 2026	3i, LP

	By: 3i Management LLC,
	its General Partner

	By:	/s/ Maier Joshua Tarlow
		Name: Maier Joshua Tarlow
		Title: Manager

	Tumim Stone Capital LLC

	By: 3i Management LLC,
	its Manager

	By:	/s/ Maier Joshua Tarlow
		Name: Maier Joshua Tarlow
		Title: Manager

	3i Management LLC

	By:	/s/ Maier Joshua Tarlow
		Name: Maier Joshua Tarlow
		Title: Manager

	/s/ Maier Joshua Tarlow
	Maier Joshua Tarlow

Tivic Health Systems, Inc. SCHEDULE 13G