Yiheng Capital Management, L.P. Buys Bilibili Inc, ACM Research Inc, Zhihu Inc, Sells TAL Education Group, CommScope Holding Co Inc, Niu Technologies

• New Purchases: ZH, ARNA, DNLI, VIPS, ALLK,
• Added Positions: BILI, ACMR, HOLI, SIMO, RERE, PETQ, GBIO, IVA, YY, AKRO,
• Reduced Positions: TAL, NIU, SABR, JT,
• Sold Out: COMM, TOUR, VECO, MOMO,

For the details of Yiheng Capital Management, L.P.'s stock buys and sells, go to https://www.gurufocus.com/guru/yiheng+capital+management%2C+l.p./current-portfolio/portfolio

1. Bilibili Inc (BILI) - 6,585,981 shares, 15.59% of the total portfolio. Shares added by 35.61%
2. Noah Holdings Ltd (NOAH) - 6,646,922 shares, 10.41% of the total portfolio.
3. Silicon Motion Technology Corp (SIMO) - 1,656,124 shares, 8.03% of the total portfolio. Shares added by 6.74%
4. JD.com Inc (JD) - 2,043,732 shares, 7.31% of the total portfolio.
5. Himax Technologies Inc (HIMX) - 8,907,222 shares, 7.27% of the total portfolio. Shares added by 0.10%

Yiheng Capital Management, L.P. initiated holding in Zhihu Inc. The purchase prices were between $5.11 and $10.52, with an estimated average price of $7.89. The stock is now traded at around $3.630000. The impact to a portfolio due to this purchase was 1.03%. The holding were 3,644,221 shares as of 2021-12-31.

Yiheng Capital Management, L.P. initiated holding in Arena Pharmaceuticals Inc. The purchase prices were between $49.55 and $92.95, with an estimated average price of $66.26. The stock is now traded at around $93.610000. The impact to a portfolio due to this purchase was 0.92%. The holding were 193,195 shares as of 2021-12-31.

Yiheng Capital Management, L.P. initiated holding in Denali Therapeutics Inc. The purchase prices were between $42.59 and $55.02, with an estimated average price of $47.33. The stock is now traded at around $33.011000. The impact to a portfolio due to this purchase was 0.76%. The holding were 335,184 shares as of 2021-12-31.

Yiheng Capital Management, L.P. initiated holding in Vipshop Holdings Ltd. The purchase prices were between $7.5 and $12.91, with an estimated average price of $10.42. The stock is now traded at around $10.260000. The impact to a portfolio due to this purchase was 0.16%. The holding were 363,400 shares as of 2021-12-31.

Yiheng Capital Management, L.P. initiated holding in Allakos Inc. The purchase prices were between $8.55 and $111.89, with an estimated average price of $80.43. The stock is now traded at around $5.870900. The impact to a portfolio due to this purchase was 0.01%. The holding were 17,800 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in Bilibili Inc by 35.61%. The purchase prices were between $42.57 and $89.02, with an estimated average price of $66.62. The stock is now traded at around $34.155000. The impact to a portfolio due to this purchase was 4.09%. The holding were 6,585,981 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in ACM Research Inc by 67.63%. The purchase prices were between $70.35 and $117.7, with an estimated average price of $94.3. The stock is now traded at around $81.340000. The impact to a portfolio due to this purchase was 2.49%. The holding were 1,415,100 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in Hollysys Automation Technologies Ltd by 33.26%. The purchase prices were between $12 and $20.55, with an estimated average price of $16.48. The stock is now traded at around $14.180000. The impact to a portfolio due to this purchase was 0.71%. The holding were 3,963,836 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in ATRenew Inc by 65.48%. The purchase prices were between $5.16 and $9.41, with an estimated average price of $7.72. The stock is now traded at around $5.000000. The impact to a portfolio due to this purchase was 0.5%. The holding were 4,194,064 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in PetIQ Inc by 55.45%. The purchase prices were between $19.97 and $25.91, with an estimated average price of $23.31. The stock is now traded at around $18.180000. The impact to a portfolio due to this purchase was 0.44%. The holding were 1,067,887 shares as of 2021-12-31.

Yiheng Capital Management, L.P. added to a holding in Generation Bio Co by 23.46%. The purchase prices were between $5.99 and $23.73, with an estimated average price of $17.22. The stock is now traded at around $4.880000. The impact to a portfolio due to this purchase was 0.13%. The holding were 1,975,146 shares as of 2021-12-31.

Yiheng Capital Management, L.P. sold out a holding in CommScope Holding Co Inc. The sale prices were between $9.42 and $13.23, with an estimated average price of $10.91.

Yiheng Capital Management, L.P. sold out a holding in Tuniu Corp. The sale prices were between $0.85 and $1.64, with an estimated average price of $1.19.

Yiheng Capital Management, L.P. sold out a holding in Veeco Instruments Inc. The sale prices were between $22.28 and $28.47, with an estimated average price of $25.58.

Yiheng Capital Management, L.P. sold out a holding in Hello Group Inc. The sale prices were between $8.2 and $13.95, with an estimated average price of $11.44.