Granahan Investment Management, LLC Harvard Bioscience Inc Transaction History

Granahan Investment Management, LLC

$2.12 Billion
Q4 2024

A detailed history of Granahan Investment Management, LLC transactions in Harvard Bioscience Inc stock. As of the latest transaction made, Granahan Investment Management, LLC holds 1,617,178 shares of HBIO stock, worth $2.18 Million. This represents 0.16% of its overall portfolio holdings.

Number of Shares

1,617,178

Previous 1,865,429 13.31%

Holding current value

$2.18 Million

Previous $5.02 Million 32.0%

% of portfolio

0.16%

Previous 0.21%

30 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2024 Feb 14, 2025	SELL	$2.02 - $2.82 $501,467 - $700,067	-248,251 Reduced 13.31%	1,617,178 $3.41 Million
Q3 2024 Nov 14, 2024	SELL	$2.64 - $3.54 $158,318 - $212,290	-59,969 Reduced 3.11%	1,865,429 $5.02 Million
Q2 2024 Aug 14, 2024	BUY	$2.77 - $4.63 $170,764 - $285,430	61,648 Added 3.31%	1,925,398 $5.49 Million
Q1 2024 May 15, 2024	BUY	$4.02 - $5.39 $81,469 - $109,233	20,266 Added 1.1%	1,863,750 $7.9 Million
Q4 2023 Feb 14, 2024	BUY	$4.0 - $5.49 $431,648 - $592,436	107,912 Added 6.22%	1,843,484 $9.86 Million
Q3 2023 Nov 14, 2023	BUY	$4.0 - $5.82 $1.18 Million - $1.72 Million	296,122 Added 20.57%	1,735,572 $7.46 Million
Q2 2023 Aug 14, 2023	BUY	$4.19 - $6.16 $38,962 - $57,281	9,299 Added 0.65%	1,439,450 $7.9 Million
Q1 2023 May 15, 2023	SELL	$2.45 - $4.22 $79,149 - $136,331	-32,306 Reduced 2.21%	1,430,151 $6.01 Million
Q4 2022 Feb 14, 2023	SELL	$2.12 - $2.86 $65,321 - $88,122	-30,812 Reduced 2.06%	1,462,457 $4.05 Million
Q3 2022 Nov 14, 2022	SELL	$2.33 - $3.92 $91,857 - $154,542	-39,424 Reduced 2.57%	1,493,269 $3.82 Million
Q2 2022 Aug 15, 2022	BUY	$3.28 - $6.42 $249,096 - $487,560	75,944 Added 5.21%	1,532,693 $5.52 Million
Q1 2022 May 16, 2022	SELL	$5.16 - $7.14 $1.04 Million - $1.44 Million	-201,074 Reduced 12.13%	1,456,749 $9.05 Million
Q4 2021 Feb 14, 2022	BUY	$6.37 - $8.18 $497,930 - $639,414	78,168 Added 4.95%	1,657,823 $11.7 Million
Q3 2021 Nov 15, 2021	BUY	$6.98 - $8.47 $279,863 - $339,604	40,095 Added 2.6%	1,579,655 $11 Million
Q2 2021 Aug 16, 2021	BUY	$5.44 - $8.4 $110,089 - $169,990	20,237 Added 1.33%	1,539,560 $12.8 Million
Q1 2021 May 17, 2021	SELL	$3.91 - $6.99 $15,753 - $28,162	-4,029 Reduced 0.26%	1,519,323 $8.3 Million
Q4 2020 Feb 12, 2021	SELL	$3.0 - $4.5 $701,472 - $1.05 Million	-233,824 Reduced 13.31%	1,523,352 $6.54 Million
Q3 2020 Nov 12, 2020	BUY	$2.75 - $4.2 $66,090 - $100,938	24,033 Added 1.39%	1,757,176 $5.29 Million
Q2 2020 Aug 14, 2020	SELL	$2.12 - $3.14 $239,570 - $354,835	-113,005 Reduced 6.12%	1,733,143 $5.37 Million
Q1 2020 May 12, 2020	SELL	$1.42 - $3.29 $54,932 - $127,273	-38,685 Reduced 2.05%	1,846,148 $4.08 Million
Q4 2019 Feb 14, 2020	BUY	$2.45 - $3.25 $276,529 - $366,824	112,869 Added 6.37%	1,884,833 $5.75 Million
Q3 2019 Nov 15, 2019	BUY	$1.59 - $3.47 $1.35 Million - $2.94 Million	848,191 Added 91.82%	1,771,964 $5.45 Million
Q2 2019 Aug 14, 2019	SELL	$1.93 - $4.59 $121,451 - $288,839	-62,928 Reduced 6.38%	923,773 $1.85 Million
Q1 2019 May 14, 2019	SELL	$2.77 - $4.38 $290,800 - $459,821	-104,982 Reduced 9.62%	986,701 $4.25 Million
Q4 2018 Feb 13, 2019	SELL	$3.03 - $5.0 $69,105 - $114,035	-22,807 Reduced 2.05%	1,091,683 $3.47 Million
Q3 2018 Nov 13, 2018	BUY	$5.0 - $6.65 $195,635 - $260,194	39,127 Added 3.64%	1,114,490 $5.85 Million
Q2 2018 Aug 15, 2018	BUY	$4.2 - $5.95 $477,607 - $676,610	113,716 Added 11.83%	1,075,363 $5.75 Million
Q1 2018 May 14, 2018	BUY	$3.3 - $5.15 $85,569 - $133,539	25,930 Added 2.77%	961,647 $4.81 Million
Q4 2017 Feb 12, 2018	BUY	$3.08 - $3.8 $1.23 Million - $1.51 Million	398,250 Added 74.1%	935,717 $3.09 Million
Q3 2017 Nov 14, 2017	BUY	$2.7 - $3.75 $1.45 Million - $2.02 Million	537,467	537,467 $2.02 Million

Others Institutions Holding HBIO

# of Institutions

Shares Held

31.2M

Call Options Held

700

Put Options Held

2.1K

View Full List

About HARVARD BIOSCIENCE INC

Ticker HBIO
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 41,636,500
Market Cap $56.2M
Description
Harvard Bioscience, Inc. develops, manufactures, and sells technologies, products, and services that enables fundamental research, discovery, and pre-clinical testing for drug development in the United States and internationally. The company offers cellular and molecular technology instruments, such as syringe and peristaltic pump products, as w...

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Granahan Investment Management, LLC Harvard Bioscience Inc Transaction History