NOTE 9. Marketable Securities

The Company invests in asset-backed securities, certificates of deposit/time deposits, commercial paper, and other securities. The following is a summary of amounts recorded on the Consolidated Balance Sheet for marketable securities (current and non-current).


(Millions)	March 31, 2019		December 31, 2018
Corporate debt securities	$	16	$	—
Commercial paper		510		366
Certificates of deposit/time deposits		10		10
U.S. municipal securities		3		3
Asset-backed securities		—		1
Current marketable securities	$	539	$	380

U.S. municipal securities	$	46	$	37
Non-current marketable securities	$	46	$	37

Total marketable securities	$	585	$	417

At March 31, 2019 and December 31, 2018, gross unrealized, gross realized, and net realized gains and/or losses (pre-tax) were not material.

The balances at March 31, 2019 for marketable securities by contractual maturity are shown below. Actual maturities may differ from contractual maturities because the issuers of the securities may have the right to prepay obligations without prepayment penalties.


(Millions)	March 31, 2019
Due in one year or less	$	539
Due after one year through five years		13
Due after five years through ten years		24
Due after ten years		9
Total marketable securities	$	585

3M does not currently expect risk related to its holding in asset-backed securities to materially impact its financial condition or liquidity.