How to Buy 3M Company (MMM) Stock

Where to buy MMM

13 brokers in our matrix offer MMM. Verify availability and current fees with each broker before trading.

Broker	Commission	Fractional	Extended	Overnight	Options	OTC access
Charles Schwab (thinkorswim)Review	$0	Schwab Stock Slices, S&P 500 only, ≥ $5/slice, up to 30 at once		~1,130	$0.65	Most (3/5)
E*TRADE (Morgan Stanley)Review	$0 listed			~20	$0.65	Most (4/5)
FidelityReview	$0	Stocks by the Slice, 7,000+ stocks/ETFs, from $1			$0.65	Partial (2+0)
FirstradeReview	$0	~4,000+ tickers, ≥ $5		~1,200	$0	Most (4/5)
Interactive BrokersReview	$0 (Lite) / per-share (Pro)			~10,000	per-contract pricing	Full
Merrill EdgeReview	$0				$0.65	Most (3/5)
MoomooReview	$0				$0	Limited only
Public.comReview	$0				rebate model	Limited only
RobinhoodReview	$0	≥ $1 stocks, market cap ≥ $25M		~1,134	$0	None
SoFi Active InvestingReview	$0				$0	Partial (1+2)
tastytradeReview	$0 stocks				$1.00 open, $0 close (capped at $10 per leg)	Limited only
TradeStationReview	$0 listed				$0.50 / $0.60	Most (4/5)
WebullReview	$0				$0	Limited only

24-Hour / Overnight trading

MMM may be eligible for overnight trading via Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), Webull, Moomoo, Firstrade. Each broker maintains its own eligibility list — confirm before placing an order.

About 3M Company

3M, a multinational conglomerate founded in 1902, sells tens of thousands of products ranging from sponges to respirators. The firm is well known for its extensive research and development capabilities, and it is a pioneer in inventing new use cases for its proprietary technologies. 3M is organized across three business segments: safety and industrial (representing around 44% of revenue), transportation and electronics (36%), and consumer (20%). The firm recently spun off its healthcare business, now known as Solventum. Nearly half of 3M's revenue comes from outside the Americas.

Sector

SURGICAL & MEDICAL INSTRUMENTS & APPARATUS

Employees

60,500

Headquarters

ST PAUL, MN

Listed

1946-01-14

Market cap

$78.12B

Frequently asked

Where can I buy 3M Company (MMM)?

MMM is offered by 13 brokers in our matrix, including Charles Schwab (thinkorswim), E*TRADE (Morgan Stanley), Fidelity, Firstrade, Interactive Brokers. Compare commissions, fractional eligibility, and overnight availability in the broker matrix above.

Can I buy MMM after hours or overnight?

Yes. MMM is on the 24-hour eligibility list for Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), and others. Overnight sessions route through ATSs with wider spreads and limit-orders only.

Does Robinhood offer MMM?

Yes. Robinhood offers MMM as a regular exchange-listed security.

Does Fidelity offer MMM?

Yes. Fidelity offers MMM as a regular exchange-listed security.

Does Webull offer MMM?

Yes. Webull offers MMM as a regular exchange-listed security.

Is MMM optionable?

Yes. MMM has listed options contracts. Per-contract pricing varies by broker — see the Options column in the matrix.

Is there a tokenized version of MMM?

Not in our current dataset. The tokenized stock universe (Kraken xStocks, Binance Alpha/Ondo, Robinhood EU, Hyperliquid HIP-3) is expanding quickly — we refresh quarterly.

Can I buy a fractional share of MMM?

Yes. Multiple brokers in the matrix support fractional shares for MMM — see the Fractional column above for per-broker eligibility and minimums.