Alpha Pro Tech Ltd (APT) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

10,485,088Shares Outstanding
3,024,295Shares held by institutions
$18,962,330Value of institutional holdings
28.84%Institutional ownership %
36.28%Shares Changed QoQ
36No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Alpha Pro Tech Ltd (NYSE:APT) is held by 34 institutional investors per 13F filings through December 2025.

68 Institutional Holders

3,024,295 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
NEEDHAM INVESTMENT MANAGEMENT LLC 31 Mar, 2026 642,500 0 0.00% $2,852,700.00
NEEDHAM INVESTMENT MANAGEMENT LLC 31 Mar, 2026 642,500 7,500 1.18% $2,852,700.00
VANGUARD GROUP INC 31 Mar, 2026 609,067 -16,304 -2.61% $2,704,258.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 553,674 553,674 0.00% $2,458,313.00
RENAISSANCE TECHNOLOGIES LLC 31 Mar, 2026 544,072 21,100 4.03% $2,415,680.00
RENAISSANCE TECHNOLOGIES LLC 31 Mar, 2026 522,972 -12,803 -2.39% $2,321,996.00
BlackRock, Inc. 31 Mar, 2026 271,800 1,391 0.51% $1,206,792.00
BlackRock, Inc. 31 Mar, 2026 270,409 -1,407 -0.52% $1,200,615.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP 31 Mar, 2026 141,226 72,915 106.74% $627,043.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 137,335 0 0.00% $609,767.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 137,335 -10,530 -7.12% $609,767.00
ACADIAN ASSET MANAGEMENT LLC 31 Mar, 2026 133,352 0 0.00% $591.00
ACADIAN ASSET MANAGEMENT LLC 31 Mar, 2026 133,352 -10,865 -7.53% $591.00
GROUP ONE TRADING LLC 31 Mar, 2026 113,071 113,071 0.00% $502,035.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 92,872 -6,434 -6.48% $412,478.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC 31 Mar, 2026 78,525 0 0.00% $348,651.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC 31 Mar, 2026 78,525 0 0.00% $348,651.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 68,386 -24,486 -26.37% $304,142.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP 31 Mar, 2026 68,311 4,127 6.43% $303,301.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 31 Mar, 2026 58,309 0 0.00% $258,892.00