Harvard Bioscience Inc (HBIO)

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Weber Capital Management LLC

DECREASED

Shares299,816 from 310,861

Change-11,045 (-4%)

Value$2.4M (+$462.7K)

Filed 2026-10-19

Essex Investment Management Co LLC

UNCHANGED

Shares26,973 from 26,973

Change0 (0%)

Value$213.6K (+$47.7K)

Filed 2026-10-19

Williams & Novak Wealth Management, LLC

DECREASED

Shares16,555 from 20,949

Change-4,394 (-21%)

Value$131.1K (+$2.3K)

Filed 2026-10-09

Dimensional Fund Advisors LP

NEW

Shares10,753

Change+10,753

Value$85.2K

Filed 2026-11-04

Bank of New York Mellon Corp

UNCHANGED

Shares10,230 from 10,230

Change0 (0%)

Value$81.0K (+$18.1K)

Filed 2026-11-05

SBI Securities Co., Ltd.

UNCHANGED

Shares866 from 866

Change0 (0%)

Value$6.9K (+$1.5K)

Filed 2026-10-22

Brown Shipley& Co Ltd

UNCHANGED

Shares478 from 478

Change0 (0%)

Value$3.8K (+$846)

Filed 2026-10-09

Nisa Investment Advisors, LLC

UNCHANGED

Shares228 from 228

Change0 (0%)

Value$1.8K (+$404)

Filed 2026-10-20

Pension & Wealth Management Advisors, Inc.

CLOSED

Shares0 from 225

Change-225 (-100%)

Value$0 (-$1.4K)

Filed 2026-10-16

Barclays PLC

CLOSED

Shares0 from 26

Change-26 (-100%)

Value$0 (-$160)

Filed 2026-11-06

PNC Financial Services Group, Inc.

CLOSED

Shares0 from 14

Change-14 (-100%)

Value$0 (-$86)

Filed 2026-11-06

Acadian Asset Management LLC

N/A

Shares— from 179,614

Change-179,614 (-100%)

Value—

Vanguard Capital Management LLC

N/A

Shares— from 169,625

Change-169,625 (-100%)

Value—

Corsair Capital Management, L.P.

N/A

Shares— from 122,810

Change-122,810 (-100%)

Value—

Two Sigma Investments, LP

N/A

Shares— from 114,545

Change-114,545 (-100%)

Value—

Renaissance Technologies LLC

N/A

Shares— from 99,327

Change-99,327 (-100%)

Value—

BlackRock, Inc.

N/A

Shares— from 61,834

Change-61,834 (-100%)

Value—

Geode Capital Management, LLC

N/A

Shares— from 47,555

Change-47,555 (-100%)

Value—

Mink Brook Asset Management LLC

N/A

Shares— from 33,369

Change-33,369 (-100%)

Value—

Millennium Management LLC

N/A

Shares— from 32,620

Change-32,620 (-100%)

Value—

Vanguard Fiduciary Trust Co

N/A

Shares— from 27,730

Change-27,730 (-100%)

Value—

UBS Group AG

N/A

Shares— from 17,581

Change-17,581 (-100%)

Value—

RBF Capital, LLC

N/A

Shares— from 16,000

Change-16,000 (-100%)

Value—

State Street Corp

N/A

Shares— from 14,932

Change-14,932 (-100%)

Value—

Jane Street Group, LLC

N/A

Shares— from 13,982

Change-13,982 (-100%)

Value—

Citadel Advisors LLC

N/A

Shares— from 13,251

Change-13,251 (-100%)

Value—

Goldman Sachs Group Inc

N/A

Shares— from 10,657

Change-10,657 (-100%)

Value—

FMR LLC

N/A

Shares— from 3,179

Change-3,179 (-100%)

Value—

Morgan Stanley

N/A

Shares— from 1,627

Change-1,627 (-100%)

Value—

Vanguard Global Advisers, LLC

N/A

Shares— from 1,221

Change-1,221 (-100%)

Value—

Tower Research Capital LLC (TRC)

N/A

Shares— from 580

Change-580 (-100%)

Value—

Group One Trading LLC

N/A

Shares— from 240

Change-240 (-100%)

Value—

JPMorgan Chase & Co

N/A

Shares— from 195

Change-195 (-100%)

Value—

BNP Paribas Financial Markets

N/A

Shares— from 66

Change-66 (-100%)

Value—

Royal Bank of Canada

N/A

Shares— from 15

Change-15 (-100%)

Value—

SHP Wealth Management

N/A

Shares— from 10

Change-10 (-100%)

Value—

	Status
Weber Capital Management LLC	DECREASED	299,816	310,861	-11,045	-4%	$1.9M	$2.4M	+$462.7K	2026-10-19
Essex Investment Management Co LLC	UNCHANGED	26,973	26,973	0	0%	$165.9K	$213.6K	+$47.7K	2026-10-19
Williams & Novak Wealth Management, LLC	DECREASED	16,555	20,949	-4,394	-21%	$128.8K	$131.1K	+$2.3K	2026-10-09
Dimensional Fund Advisors LP	NEW	10,753	—	+10,753	—	—	$85.2K	—	2026-11-04
Bank of New York Mellon Corp	UNCHANGED	10,230	10,230	0	0%	$62.9K	$81.0K	+$18.1K	2026-11-05
SBI Securities Co., Ltd.	UNCHANGED	866	866	0	0%	$5.3K	$6.9K	+$1.5K	2026-10-22
Brown Shipley& Co Ltd	UNCHANGED	478	478	0	0%	$2.9K	$3.8K	+$846	2026-10-09
Nisa Investment Advisors, LLC	UNCHANGED	228	228	0	0%	$1.4K	$1.8K	+$404	2026-10-20
Pension & Wealth Management Advisors, Inc.	CLOSED	0	225	-225	-100%	$1.4K	$0	-$1.4K	2026-10-16
Barclays PLC	CLOSED	0	26	-26	-100%	$160	$0	-$160	2026-11-06
PNC Financial Services Group, Inc.	CLOSED	0	14	-14	-100%	$86	$0	-$86	2026-11-06
Acadian Asset Management LLC	N/A	—	179,614	-179,614	-100%	$1.1K	—	—	—
Vanguard Capital Management LLC	N/A	—	169,625	-169,625	-100%	$1.0M	—	—	—
Corsair Capital Management, L.P.	N/A	—	122,810	-122,810	-100%	$755.3K	—	—	—
Two Sigma Investments, LP	N/A	—	114,545	-114,545	-100%	$704.5K	—	—	—
Renaissance Technologies LLC	N/A	—	99,327	-99,327	-100%	$610.9K	—	—	—
BlackRock, Inc.	N/A	—	61,834	-61,834	-100%	$380.3K	—	—	—
Geode Capital Management, LLC	N/A	—	47,555	-47,555	-100%	$292.5K	—	—	—
Mink Brook Asset Management LLC	N/A	—	33,369	-33,369	-100%	$205.2K	—	—	—
Millennium Management LLC	N/A	—	32,620	-32,620	-100%	$200.6K	—	—	—
Vanguard Fiduciary Trust Co	N/A	—	27,730	-27,730	-100%	$170.5K	—	—	—
UBS Group AG	N/A	—	17,581	-17,581	-100%	$108.1K	—	—	—
RBF Capital, LLC	N/A	—	16,000	-16,000	-100%	$98.4K	—	—	—
State Street Corp	N/A	—	14,932	-14,932	-100%	$91.8K	—	—	—
Jane Street Group, LLC	N/A	—	13,982	-13,982	-100%	$86.0K	—	—	—
Citadel Advisors LLC	N/A	—	13,251	-13,251	-100%	$81.5K	—	—	—
Goldman Sachs Group Inc	N/A	—	10,657	-10,657	-100%	$65.5K	—	—	—
FMR LLC	N/A	—	3,179	-3,179	-100%	$19.6K	—	—	—
Morgan Stanley	N/A	—	1,627	-1,627	-100%	$10.0K	—	—	—
Vanguard Global Advisers, LLC	N/A	—	1,221	-1,221	-100%	$7.5K	—	—	—
Tower Research Capital LLC (TRC)	N/A	—	580	-580	-100%	$3.6K	—	—	—
Group One Trading LLC	N/A	—	240	-240	-100%	$1.5K	—	—	—
JPMorgan Chase & Co	N/A	—	195	-195	-100%	$1.2K	—	—	—
BNP Paribas Financial Markets	N/A	—	66	-66	-100%	$406	—	—	—
Royal Bank of Canada	N/A	—	15	-15	-100%	$0	—	—	—
SHP Wealth Management	N/A	—	10	-10	-100%	$62	—	—	—

Showing 36 of 36 institutions