WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC - NORTHWEST PIPE CO ownership

NORTHWEST PIPE CO's ticker is NWPX and the CUSIP is 667746101. A total of 73 filers reported holding NORTHWEST PIPE CO in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC ownership history of NORTHWEST PIPE CO
ValueSharesWeighting
Q3 2018$8,547,000
-17.6%
432,771
-19.2%
0.03%
-23.1%
Q2 2018$10,377,000
-10.6%
535,745
-20.1%
0.04%
-11.4%
Q1 2018$11,607,000
-14.8%
670,917
-5.7%
0.04%
-17.0%
Q4 2017$13,621,000
-0.8%
711,677
-1.4%
0.05%
+8.2%
Q3 2017$13,725,000
+16.7%
721,626
-0.2%
0.05%
+14.0%
Q2 2017$11,758,000
+24.9%
723,133
+20.7%
0.04%
+19.4%
Q1 2017$9,415,000
-9.1%
599,281
-0.4%
0.04%
-12.2%
Q4 2016$10,360,000
+45.0%
601,604
-0.6%
0.04%
+51.9%
Q3 2016$7,146,000
+7.5%
605,089
-1.9%
0.03%
+3.8%
Q2 2016$6,649,000
+14.2%
616,807
-2.4%
0.03%
+13.0%
Q1 2016$5,824,000
-18.2%
631,677
-0.7%
0.02%
-20.7%
Q4 2015$7,122,000
-15.7%
636,425
-1.6%
0.03%
+70.6%
Q3 2015$8,449,000646,9140.02%
Other shareholders
NORTHWEST PIPE CO shareholders Q1 2018
NameSharesValueWeighting ↓
Medina Value Partners, LLC 182,810$5,137,0005.40%
FIRST WILSHIRE SECURITIES MANAGEMENT INC 318,535$8,951,0003.62%
WESTERLY CAPITAL MANAGEMENT, LLC 105,000$2,951,0002.64%
DDD Partners, LLC 511,312$14,368,0002.61%
Pacific Ridge Capital Partners, LLC 327,694$9,208,0002.38%
Euclidean Technologies Management, LLC 69,773$1,961,0002.20%
CROWN ADVISORS MANAGEMENT, INC. 75,000$2,107,0002.09%
HEARTLAND ADVISORS INC 449,900$12,642,0000.94%
PERRITT CAPITAL MANAGEMENT INC 33,273$935,0000.60%
BCK CAPITAL MANAGEMENT LP 29,429$827,0000.59%
View complete list of NORTHWEST PIPE CO shareholders