U.S. stocks could deliver big gains in 2019 if history is any guide, and some companies have more potential to outperform than others, according to Goldman Sachs Group Inc.

Taubman Centers, Inc. (NYSE:TCO) – Analysts at KeyCorp dropped their FY2019 earnings per share (EPS) estimates for Taubman Centers in a report issued on Thursday, December 27th, Zacks Investment Research reports. KeyCorp analyst T. Thomas now anticipates that the real estate investment trust will post earnings of $3.71 per share for the year, down from their previous forecast of $3.82. KeyCorp has a “Buy” rating and a $69.00 price target on the stock.

Tenaris SA (NYSE:TS) – Equities researchers at Jefferies Financial Group dropped their FY2019 earnings per share (EPS) estimates for shares of Tenaris in a research report issued to clients and investors on Thursday, January 10th. Jefferies Financial Group analyst A. Spence now forecasts that the industrial products company will post earnings per share of $1.90 for the year, down from their prior forecast of $1.93.

J Sainsbury plc (OTCMKTS:JSAIY) – Investment analysts at Jefferies Financial Group dropped their FY2020 earnings per share (EPS) estimates for J Sainsbury in a research report issued to clients and investors on Wednesday, January 9th. Jefferies Financial Group analyst J. Grzinic now anticipates that the company will post earnings per share of $1.04 for the year, down from their prior estimate of $1.06. Jefferies Financial Group also issued estimates for J Sainsbury’s FY2021 earnings at $1.09 EPS.

Commerce Bancshares, Inc. (NASDAQ:CBSH) – Investment analysts at Jefferies Financial Group lowered their Q3 2019 EPS estimates for Commerce Bancshares in a note issued to investors on Tuesday, January 8th. Jefferies Financial Group analyst C. Haire now expects that the financial services provider will earn $0.97 per share for the quarter, down from their prior forecast of $0.97. Jefferies Financial Group also issued estimates for Commerce Bancshares’ Q4 2019 earnings at $1.01 EPS, FY2019 earnings at $3.85 EPS and FY2020 earnings at $3.95 EPS.

Citigroup Inc (NYSE:C) – Stock analysts at Jefferies Financial Group lowered their Q2 2019 earnings per share (EPS) estimates for shares of Citigroup in a research note issued to investors on Tuesday, January 8th. Jefferies Financial Group analyst K. Usdin now expects that the financial services provider will post earnings per share of $1.86 for the quarter, down from their prior estimate of $1.92. Jefferies Financial Group also issued estimates for Citigroup’s Q3 2019 earnings at $1.94 EPS, Q4 2019 earnings at $1.86 EPS and FY2020 earnings at $8.70 EPS.

Cimarex Energy Co (NYSE:XEC) – Equities research analysts at Piper Jaffray Companies cut their FY2018 earnings estimates for shares of Cimarex Energy in a note issued to investors on Wednesday, January 9th. Piper Jaffray Companies analyst R. Todd now expects that the oil and gas producer will earn $6.94 per share for the year, down from their previous forecast of $7.31. Piper Jaffray Companies currently has a “Neutral” rating on the stock. Piper Jaffray Companies also issued estimates for Cimarex Energy’s Q4 2018 earnings at $1.54 EPS, Q1 2019 earnings at $0.92 EPS, Q2 2019 earnings at $1.11 EPS, Q3 2019 earnings at $1.40 EPS, Q4 2019 earnings at $1.66 EPS, FY2019 earnings at $5.10 EPS, Q1 2020 earnings at $1.91 EPS, Q2 2020 earnings at $1.74 EPS, Q3 2020 earnings at $1.90 EPS, Q4 2020 earnings at $1.99 EPS and FY2020 earnings at $7.54 EPS.

Constellation Brands, Inc. (NYSE:STZ) – Analysts at Jefferies Financial Group lowered their FY2019 EPS estimates for Constellation Brands in a note issued to investors on Wednesday, January 9th. Jefferies Financial Group analyst K. Grundy now anticipates that the company will earn $9.20 per share for the year, down from their prior estimate of $9.25. Jefferies Financial Group currently has a “Buy” rating and a $289.00 price target on the stock. Jefferies Financial Group also issued estimates for Constellation Brands’ FY2020 earnings at $9.53 EPS and FY2021 earnings at $11.07 EPS.

Hubbell Inc (HUBB) traded on unusually high volume on Jan. 11, as the stock gained 1.83% to close at $105.59. On the day, Hubbell Inc saw 898,710 shares trade hands on 7,557 trades. Considering that the stock averages only a daily volume of 454,128 shares a day over the last month, this represents a pretty significant bump in volume over the norm.

MediciNova Inc. (MNOV) had a good day on the market for Friday January 11 as shares jumped 5.66% to close at $9.70. About 54,898 shares traded hands on 689 trades for the day, compared with an average daily volume of n/a shares out of a total float of 41.88 million. After opening the trading day at $9.10, shares of MediciNova Inc. stayed within a range of $9.70 to $9.10.