/Investor DB

Polaris Partners — 2019 Investments

4 investments dated 2019 · listed companies and verified rows first · show all

Cyclerion Therapeuticscyclerion.comin𝕏NASDAQ: CYCNApr 2019SEC filinghigh confidence

Cyclerion is a biopharmaceutical company developing therapeutics for neuropsychiatric diseases, with a lead candidate (CYC-126) for treatment-resistant depression that pairs anesthetic agents with a personalized biofeedback-driven device.

BiotechDigital HealthMental HealthCambridge, US

William Huyett(Executive Officer)Mark G. Currie(Executive Officer)inRegina M. Graul(President and Chief Executive Officer)inOle Isacson(Director)Stephanie Lovell(Director)Marsha Fanucci(Director)

Board seatAmy SchulmanTerrance McGuire· per SEC Form D · $24.3M raise · filed Aug 2020

Co-investorsPappas CapitalAberdare VenturesEcoR1 CapitalInvus

KenScikensci.comSeries B · Feb 2019 · $22MAcquired

Vertically-integrated machine learning platform for healthcare powering transition to value-based care with predictive analytics.

Co-investorsMindset VentureOUP (Osage University Partners)

Sonrai Securitysonraisecurity.comin𝕏Series A · Jan 2019 · $19M

Sonrai Security provides a cloud permissions management platform that enforces least privilege access across cloud identities and services.

AI & Machine LearningCloud ComputingCybersecurityEnterprise SoftwareNew York, US

Brendan Hannigan(Founder)inSandy Bird(Founder)inWilliam Bird(Executive Officer, Director)

BoardDave Barrett(Director)Venky Ganesan(Director)inAlex Doll(Director)in

Co-investorsaVentureMenlo VenturesTen Eleven

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

BlackThorn Therapeutics

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.