Portolan Capital Management - HARVARD BIOSCIENCE INC ownership

HARVARD BIOSCIENCE INC's ticker is HBIO and the CUSIP is 416906105. A total of 101 filers reported holding HARVARD BIOSCIENCE INC in Q2 2023. The put-call ratio across all filers is 0.01 and the average weighting 0.3%.

Quarter-by-quarter ownership
Portolan Capital Management ownership history of HARVARD BIOSCIENCE INC
ValueSharesWeighting
Q3 2023$1,938,857
-54.9%
450,897
-42.5%
0.18%
-52.5%
Q2 2023$4,301,915
-1.8%
783,591
-24.9%
0.38%
-8.6%
Q1 2023$4,382,893
+50.1%
1,043,546
-1.0%
0.42%
+43.8%
Q4 2022$2,920,411
-15.0%
1,054,300
-21.4%
0.29%
-20.1%
Q3 2022$3,436,000
-61.1%
1,342,091
-45.3%
0.36%
-59.2%
Q2 2022$8,827,000
-43.7%
2,451,861
-3.0%
0.89%
-28.9%
Q1 2022$15,691,000
-12.3%
2,526,789
-0.5%
1.25%
+3.9%
Q4 2021$17,899,000
+8.7%
2,538,799
+7.7%
1.20%
+0.3%
Q3 2021$16,459,000
+8.7%
2,358,010
+29.7%
1.20%
+10.2%
Q2 2021$15,143,000
+72.2%
1,817,877
+12.9%
1.09%
+57.6%
Q1 2021$8,795,000
+53.1%
1,610,813
+20.3%
0.69%
+32.4%
Q4 2020$5,745,000
+94.9%
1,339,182
+36.8%
0.52%
+56.8%
Q3 2020$2,947,000
+64.1%
979,067
+69.0%
0.33%
+62.4%
Q2 2020$1,796,000579,2940.20%
Other shareholders
HARVARD BIOSCIENCE INC shareholders Q2 2023
NameSharesValueWeighting ↓
Harvey Partners, LLC 790,000$2,378,0003.09%
Alambic Investment Management, L.P. 25,398$76,0000.83%
Adirondack Research & Management Inc. 190,494$573,0000.80%
Archon Capital Management LLC 881,794$2,654,0000.53%
BARD ASSOCIATES INC 1,483,610$4,465,0000.47%
DALTON GREINER HARTMAN MAHER & CO 909,977$2,739,0000.45%
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 1,537,800$4,629,0000.40%
Portolan Capital Management 979,067$2,947,0000.33%
HEARTLAND ADVISORS INC 961,400$2,894,0000.25%
Granahan Investment Management 1,757,176$5,289,0000.18%
View complete list of HARVARD BIOSCIENCE INC shareholders