Alpha Pro Tech Ltd

Institutional holders · 13F as of Mar 31, 2026

Holder	Value	Shares	% of shares
NEEDHAM INVESTMENT MANAGEMENT LLC	$2.85M	642,500	6.30%
VANGUARD GROUP INC	$2.70M	609,067	5.97%
Renaissance Technologies LLC	$2.42M	544,072	5.33%
BlackRock, Inc.	$1.57M	278,687	2.73%
Dimensional Fund Advisors LP	$609.8K	137,335	1.35%
BRIDGEWAY CAPITAL MANAGEMENT, LLC	$348.7K	78,525	0.77%
GEODE CAPITAL MANAGEMENT, LLC	$304.1K	68,386	0.67%
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$303.3K	68,311	0.67%
STATE STREET CORPORATION	$263.9K	46,957	0.46%
Arrowstreet Capital, Limited Partnership	$258.9K	58,309	0.57%
ESSEX INVESTMENT MANAGEMENT CO LLC	$152.6K	34,375	0.34%
NewEdge Advisors, LLC	$145.7K	32,814	0.32%
Pinnacle Financial Partners, Inc.	$111.0K	25,000	0.24%
OSAIC HOLDINGS, INC.	$104.3K	23,480	0.23%
Citadel Advisors LLC	$94.8K	21,351	0.21%
NORTHERN TRUST CORP	$80.2K	18,074	0.18%
CALDWELL SUTTER CAPITAL, INC.	$72.1K	16,236	0.16%
JAMES INVESTMENT RESEARCH, INC.	$49.1K	11,050	0.11%
Morgan Stanley	$38.9K	8,766	0.09%
BANK OF AMERICA CORP /DE	$29.4K	6,612	0.06%
WELLS FARGO & COMPANY/MN	$13.3K	3,000	0.03%
Federation des caisses Desjardins du Quebec	$6.7K	1,500	0.01%
Tower Research Capital LLC (TRC)	$5.1K	1,146	0.01%
Garton & Associates Financial Advisors LLC	$4.4K	1,000	0.01%
JPMORGAN CHASE & CO	$2.7K	606	0.01%
Barclays PLC	$1.9K	426	0.00%
SBI Securities Co., Ltd.	$1.1K	251	0.00%
ACADIAN ASSET MANAGEMENT LLC	$591	133,352	1.31%
CITIGROUP INC	$337	76	0.00%
TD Waterhouse Canada Inc.	$176	40	0.00%
Archer Investment Corp	$173	39	0.00%
T. Rowe Price Associates, Inc.	$72	16,000	0.16%
BNP PARIBAS FINANCIAL MARKETS	$58	13	0.00%
UBS Group AG	$49	11	0.00%
CVA Family Office, LLC	$17	3	0.00%
CWM, LLC	$0	100	0.00%