ALPHA PRO TECH LTD - APT

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
NEEDHAM INVESTMENT MANAGEMENT LLC History Added to 642,500 2,852 0.18% 0.21% 1 +7,500 1.18% Q4 2025 Feb 17, 2026
VANGUARD GROUP INC History Reduced 609,067 2,704 0.0% 0.0% 2 -16,304 -2.61% Q4 2025 Jan 29, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 522,972 2,321 0.0% 0.0% 3 -12,803 -2.39% Q4 2025 Feb 12, 2026
BlackRock, Inc. History Reduced 270,409 1,200 0.0% 0.0% 4 -1,407 -0.52% Q4 2025 Feb 12, 2026
CITADEL ADVISORS LLC History Added to 234,851 1,042 0.0% 0.0% 5 +41,656 21.56% Q4 2025 Feb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 189,811 842 0.0% 0.0% 6 -119,773 -38.69% Q4 2025 Feb 17, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 137,335 609 0.0% 0.0% 7 -10,530 -7.12% Q4 2025 Feb 12, 2026
ACADIAN ASSET MANAGEMENT LLC History Reduced 133,352 591 0.0% 0.0% 8 -10,865 -7.53% Q4 2025 Feb 10, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 92,872 412 0.0% 0.0% 9 -6,434 -6.48% Q4 2025 Feb 09, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 78,525 348 0.01% 0.01% 10 0 0.0% Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History Added to 69,700 309 0.0% 0.0% 11 +55,900 405.07% Q4 2025 Feb 12, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History No change 58,309 258 0.0% 0.0% 12 0 0.0% Q4 2025 Feb 13, 2026
STATE STREET CORP History No change 46,957 208 0.0% 0.0% 13 0 0.0% Q4 2025 Feb 13, 2026
ESSEX INVESTMENT MANAGEMENT CO LLC History No change 34,375 152 0.02% 0.03% 14 0 0.0% Q4 2025 Feb 13, 2026
NewEdge Advisors, LLC History Added to 32,814 145 0.0% 0.0% 15 +15,980 94.93% Q4 2025 Feb 18, 2026
Pinnacle Financial Partners, Inc. History New 25,000 111 0.0% 16 +25,000 New Q4 2025 Feb 18, 2026
OSAIC HOLDINGS, INC. History Reduced 23,480 104 0.0% 0.0% 17 -1,800 -7.12% Q4 2025 Feb 17, 2026
NORTHERN TRUST CORP History Reduced 18,074 80 0.0% 0.0% 18 -337 -1.83% Q4 2025 Feb 17, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 16,000 72 0.0% 0.0% 19 0 0.0% Q4 2025 Feb 17, 2026
CALDWELL SUTTER CAPITAL, INC. History No change 16,236 72 0.03% 0.03% 20 0 0.0% Q4 2025 Jan 30, 2026
JAMES INVESTMENT RESEARCH, INC. History No change 11,050 49 0.01% 0.01% 21 0 0.0% Q4 2025 Jan 29, 2026
MORGAN STANLEY History Reduced 8,766 38 0.0% 0.0% 22 -2,755 -23.91% Q4 2025 Feb 13, 2026
BANK OF AMERICA CORP /DE/ History Added to 6,612 29 0.0% 0.0% 23 +1,046 18.79% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History No change 3,000 13 0.0% 0.0% 24 0 0.0% Q4 2025 Feb 13, 2026
GROUP ONE TRADING LLC History Reduced 2,000 8 0.0% 0.0% 25 -50,359 -96.18% Q4 2025 Feb 12, 2026
Federation des caisses Desjardins du Quebec History No change 1,500 6 0.0% 0.0% 26 0 0.0% Q4 2025 Feb 12, 2026
Tower Research Capital LLC (TRC) History Added to 1,146 5 0.0% 0.0% 27 +448 64.18% Q4 2025 Feb 17, 2026
Garton & Associates Financial Advisors LLC History New 1,000 4 0.0% 28 +1,000 New Q4 2025 Feb 18, 2026
JPMORGAN CHASE & CO History Added to 606 2 0.0% 29 +546 910.0% Q4 2025 Feb 11, 2026
BARCLAYS PLC History Reduced 426 1 0.0% 0.0% 30 -12 -2.74% Q4 2025 Feb 13, 2026
SBI Securities Co., Ltd. History No change 251 1 0.0% 0.0% 31 0 0.0% Q4 2025 Feb 03, 2026
Inspire Advisors, LLC History Closed out 0 0 0.02% -47,323 -100.0% Q3 2025 Oct 29, 2025
CITIGROUP INC History Reduced 76 0 0.0% -1,505 -95.19% Q4 2025 Feb 13, 2026
UBS Group AG History Reduced 11 0 0.0% -444 -97.58% Q4 2025 Jan 29, 2026
AMERICAN NATIONAL BANK & TRUST History Closed out 0 0 -200 -100.0% Q3 2025 Oct 21, 2025
SIMPLEX TRADING, LLC History Closed out 0 0 -100 -100.0% Q3 2025 Nov 12, 2025
FMR LLC History Closed out 0 0 -50 -100.0% Q3 2025 Nov 13, 2025
BNP PARIBAS FINANCIAL MARKETS History No change 13 0 0 0.0% Q4 2025 Feb 10, 2026
CWM, LLC History No change 100 0 0 0.0% Q4 2025 Jan 26, 2026
Archer Investment Corp History No change 39 0 0 0.0% Q4 2025 Jan 30, 2026
TD Waterhouse Canada Inc. History No change 40 0 0 0.0% Q4 2025 Jan 27, 2026