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MRNA Moderna Inc

Health Care stock

HELS, ORR, QMOM have traded Moderna Inc since Dec 10, 2025, across 3 separate holding periods (long and short). Today it is 1.9% of its largest holder, against a peak long of 1.9% and a peak short of 0.5%. That's about the size of a typical QMOM position (median 2.0%). The latest big move was on Nov 3, 2026: QMOM bought into it (0.0% to 1.9%).

Held now inORR short 0.17%, QMOM at 1.89%

First held in our dataDec 10, 2025

Since our record began+3.4%short since Nov 2, 2026 or earlier · S&P 500 +0.3%. A falling price helps the short.

Big moves1

Position size by fund vs price

Shaded areas: position size in each fund (left axis). Line: share price (right axis). Shading below zero is a short. At zero, the fund didn't hold it. Our daily record starts Nov 21, 2025.

Big moves in MRNA

Date	Fund	Ticker	Name	Action	Position size	Since	Status
Nov 3, 2026	QMOM	MRNA	Moderna Inc	Added	0.0% → 1.9%	Too new	Held · 1.9%