Possible enumeration values:

Value Description

not_available

news_pending

news_dissemination

news_and_resumption

trade_pause

extra_mkt_activity

trade_only_resume

etf

addl_info_requested

non_compliance

not_current

sec_trading_sspd

regulatory_concern

sec_revocation

operations_halt

ipo_not_traded

ipo_quote_release

ipo_window_extension

corporate_action

quote_not_available

vol_trade_pause

vol_trade_straddle

market_wide_halt0

market_wide_halt1

market_wide_halt2

market_wide_halt3

market_wide_resume

new_issue_available

issue_available

qual_issues_resolved

filings_met

news_not_coming

qual_halt_concluded

halt_concluded_by_reg

sec_vol_trading_pause

security_deletion

foreign_mkt_reg

comp_deriv_sec

extra_events

order_influx

order_imbalance

equip_change

sub_penny

reg_sho_intra_day

reg_sho_remains

group_schedule

surveillance_intervention

market_event

instrument_activation

instrument_expiration

unknown

recovery_in_progress