By Sheeba M. | April 19, 2026
MSOS ETF Inflows Signal Wall Street Is Done Waiting on Cannabis
The cannabis sector just got a vote of confidence from the smart money. MSOS, the only U.S.-focused cannabis ETF that doesn’t hold Canadian-licensed producers, saw $47 million in net inflows last week — its strongest weekly intake in over three years. That’s not noise. That’s positioning.
Who’s Buying
According to fund flow data tracked by Weedstock, the surge in MSOS buying correlates with Senate chatter around the SAFE Banking Act, which would allow banks to work with cannabis businesses without federal penalty. The bill cleared the Senate Banking Committee for the fourth time in March, and sponsors are more confident than ever that a floor vote is within reach.
MSOS’s top holdings — Curaleaf Holdings, Verano Holdings, Green Thumb Industries, and Trulieve Cannabis — collectively operate in 30+ states. These aren’t speculative plays anymore. They’re cash-flowing businesses stuck in regulatory limbo, waiting for the door to open.
What Rescheduling Actually Means for MSOS Holdings
The Department of Health and Human Services recommended reclassifying cannabis from Schedule I to Schedule III in 2023 — a move that, if enacted, would create a tidal wave of benefits for multi-state operators. State taxes at the corporate level would become partially deductible. Institutional investors who were previously barred from holding cannabis stocks could finally enter the market. And the absurd situation where Canopy Growth trades on a U.S. exchange while operating in Canada would start to normalize.
For operators like Ascend Wellness Holdings and Cresco Labs, Schedule III would reduce their effective tax rate from the punishing 280E provision that has kept many operators unprofitable despite strong revenue.
The Risk Trade
Bulls will argue the institutional flow is early and that MSOS at current levels represents a generational entry point. Bears will say the SAFE Banking Act has failed to pass four times — why would the fifth attempt be different? Both sides have merit. But the difference this time: Republican co-sponsors have tripled since the last failed vote, and mid-size MSO management teams are actively lobbying with a sophistication level that didn’t exist three years ago.
MSOS is up 28% year-to-date but still trades at a 40% discount to its 2021 highs. The option play — owning MSOS calls or the ETF outright — remains asymmetric. If you believe in the sector thesis, this ETF is the cleanest vehicle to express it without picking individual company winners.
Weedstock’s Take
Wall Street doesn’t move on hope. It moves on capital deployment. The $47 million MSOS inflow tells us that hedge funds and family offices are已经开始 building positions before the regulatory dust settles. For retail investors, the signal is clear: the risk-reward on quality MSOs has tilted decisively in favor of the bulls.
Sources
- AdvisorShares MSOS ETF — Official holdings and flow data
- SAFE Banking Act S.2864 — Senate Bill tracking
- SEC EDGAR — MSO 10-K filings for revenue verification
Track cannabis stocks with the Weedstock Real-Time Tracker