Walthausen & Co., LLC Buys Onto Innovation Inc, Silgan Holdings Inc, AZZ Inc, Sells AAR Corp, Primerica Inc, Mobile Mini Inc

• New Purchases: ONTO, AZZ, MMS, FLWS, NATI, FIX, KN, GBLI, ICHR, MCFT, DLHC,
• Added Positions: SLGN, SCL, MTRN, MERC, BMTC, MTSC, VSTO, SAFM, UMH, CKH, ANDE, ESNT, PACW, EME, WLDN, UEIC, AT, AMN, ORN, NMIH, ILPT, MHO, PLBC, STL, SYBT, ATKR, STRL, MOG.A, HIBB, KE, SKY, REPH, BCML, SYX, MFNC, SMBK, STC, TBK, NODK, ITIC, KELYA, KBAL, SPWH, FISI, NWPX, WLMS, BELFB, AROW, CVCY, COLB, RLGT, FMNB, IEC, BSRR, PLAB, NRIM, CTRN, USAP, NCR, HZO,
• Reduced Positions: PRI, LNDC, SKT, GSBC, KLIC, DAR, HTLF, FFBC, ALG, UCTT, MMSI, AMRC, HUBG, CVBF, MGRC, BOH, WYND, TCBK, LCII, CASY, HCCI, GLDD, EHC, SRI, OCFC, OSK, ABM, PNFP, VSH, CRD.A, CVCO, MLR, THFF, NBTB, RBC, CUTR, AWR, MDC, AMSF, GATX, CBU, GHM, AMOT, GDP, MLI, CAC, FAF, LKFN, FBNC, NTUS, RAIL, CHCO, BMCH, BEAT,
• Sold Out: AIR, MINI, CMCO, SEAS, JW.A, MDRX, HAYN, BOOM, GIII, WTTR, KEM, PATK, SM, QEP, CVU, PVAC, CSS, VPG, ICD, IPI, RDI, SBOW,

For the details of Walthausen & Co., LLC's stock buys and sells, go to https://www.gurufocus.com/guru/walthausen+%26+co.%2C+llc/current-portfolio/portfolio

1. Darling Ingredients Inc (DAR) - 703,740 shares, 2.89% of the total portfolio. Shares reduced by 13.5%
2. McGrath RentCorp (MGRC) - 226,402 shares, 2.54% of the total portfolio. Shares reduced by 9.22%
3. Great Lakes Dredge & Dock Corp (GLDD) - 1,196,377 shares, 2.13% of the total portfolio. Shares reduced by 6.99%
4. AMERISAFE Inc (AMSF) - 120,944 shares, 1.67% of the total portfolio. Shares reduced by 4.64%
5. Miller Industries Inc. (MLR) - 263,593 shares, 1.60% of the total portfolio. Shares reduced by 6.82%

Walthausen & Co., LLC initiated holding in Onto Innovation Inc. The purchase prices were between $20.82 and $41.47, with an estimated average price of $34.41. The stock is now traded at around $30.75. The impact to a portfolio due to this purchase was 1.09%. The holding were 172,080 shares as of .

Walthausen & Co., LLC initiated holding in AZZ Inc. The purchase prices were between $20.63 and $47.04, with an estimated average price of $38.55. The stock is now traded at around $27.58. The impact to a portfolio due to this purchase was 0.91%. The holding were 150,790 shares as of .

Walthausen & Co., LLC initiated holding in Maximus Inc. The purchase prices were between $49.45 and $75.93, with an estimated average price of $68.2. The stock is now traded at around $66.02. The impact to a portfolio due to this purchase was 0.89%. The holding were 71,600 shares as of .

Walthausen & Co., LLC initiated holding in 1-800-Flowers.com Inc. The purchase prices were between $11.17 and $18.37, with an estimated average price of $15.4. The stock is now traded at around $21.34. The impact to a portfolio due to this purchase was 0.84%. The holding were 294,740 shares as of .

Walthausen & Co., LLC initiated holding in National Instruments Corp. The purchase prices were between $21.27 and $46.26, with an estimated average price of $40.17. The stock is now traded at around $36.27. The impact to a portfolio due to this purchase was 0.79%. The holding were 111,700 shares as of .

Walthausen & Co., LLC initiated holding in Comfort Systems USA Inc. The purchase prices were between $29.95 and $50.25, with an estimated average price of $44.54. The stock is now traded at around $29.19. The impact to a portfolio due to this purchase was 0.52%. The holding were 65,830 shares as of .

Walthausen & Co., LLC added to a holding in Silgan Holdings Inc by 251.38%. The purchase prices were between $25.32 and $32.57, with an estimated average price of $30.18. The stock is now traded at around $31.94. The impact to a portfolio due to this purchase was 1.04%. The holding were 234,020 shares as of .

Walthausen & Co., LLC added to a holding in Stepan Co by 75.80%. The purchase prices were between $71.35 and $105.48, with an estimated average price of $95.83. The stock is now traded at around $89.26. The impact to a portfolio due to this purchase was 0.6%. The holding were 73,683 shares as of .

Walthausen & Co., LLC added to a holding in Materion Corp by 46.39%. The purchase prices were between $26.77 and $61.46, with an estimated average price of $49.98. The stock is now traded at around $47.94. The impact to a portfolio due to this purchase was 0.45%. The holding were 189,338 shares as of .

Walthausen & Co., LLC added to a holding in Mercer International Inc by 42.75%. The purchase prices were between $6.76 and $13.28, with an estimated average price of $10.11. The stock is now traded at around $7.71. The impact to a portfolio due to this purchase was 0.4%. The holding were 853,959 shares as of .

Walthausen & Co., LLC added to a holding in Bryn Mawr Bank Corp by 97.14%. The purchase prices were between $22.22 and $41.24, with an estimated average price of $35.31. The stock is now traded at around $23.95. The impact to a portfolio due to this purchase was 0.4%. The holding were 133,159 shares as of .

Walthausen & Co., LLC added to a holding in Vista Outdoor Inc by 42.86%. The purchase prices were between $4.8 and $10.18, with an estimated average price of $7.64. The stock is now traded at around $7.06. The impact to a portfolio due to this purchase was 0.39%. The holding were 692,513 shares as of .

Walthausen & Co., LLC sold out a holding in AAR Corp. The sale prices were between $9.44 and $46.78, with an estimated average price of $36.92.

Walthausen & Co., LLC sold out a holding in Mobile Mini Inc. The sale prices were between $19.52 and $43.36, with an estimated average price of $36.51.

Walthausen & Co., LLC sold out a holding in Columbus McKinnon Corp. The sale prices were between $19.78 and $40.03, with an estimated average price of $33.5.

Walthausen & Co., LLC sold out a holding in SeaWorld Entertainment Inc. The sale prices were between $7.46 and $36.88, with an estimated average price of $27.71.

Walthausen & Co., LLC sold out a holding in John Wiley & Sons Inc. The sale prices were between $31.64 and $49.55, with an estimated average price of $42.17.

Walthausen & Co., LLC sold out a holding in Allscripts Healthcare Solutions Inc. The sale prices were between $5.02 and $9.85, with an estimated average price of $8.18.