ALPHA PRO TECH LTD - APT

Sector: Healthcare · Industry: Orthopedic, Prosthetic & Surgical Appliances & Supplies
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Company profile

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Quarter snapshot

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Q1 2026 · Q4 2025
Value (USD)
Total reported value ($000)
$20.91M
QoQ value delta ($000)
+$6.323M (+43.34%)
Implied price effect (QoQ)
+0.04%
Shares
Total shares
4,713,062
QoQ shares delta
+1,423,787 (+43.29%)
Total shares held by funds (by quarter)

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Top holders (Q1 2026)

Top 25 only Full list
Partial Q1 2026 data: 38 holders have filed so far. Prior holders are carried forward until their next 13F confirms a change.
Manager Value ($000) Shares % of 13F
CITADEL ADVISORS LLC 3,486 785,300 0.0%
NEEDHAM INVESTMENT MANAGEMENT LLC 2,852 642,500 0.15%
VANGUARD GROUP INC 2,704 609,067 0.0%
VANGUARD CAPITAL MANAGEMENT LLC 2,458 553,674 0.0%
RENAISSANCE TECHNOLOGIES LLC 2,415 544,072 0.0%
SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,865 420,126 0.0%
BlackRock, Inc. 1,206 271,800 0.0%
DIMENSIONAL FUND ADVISORS LP 609 137,335 0.0%
ACADIAN ASSET MANAGEMENT LLC 591 133,352 0.0%
GROUP ONE TRADING LLC 506 113,971 0.0%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 348 78,525 0.01%
GEODE CAPITAL MANAGEMENT, LLC 304 68,386 0.0%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 258 58,309 0.0%
VANGUARD FIDUCIARY TRUST CO 228 51,432 0.0%
STATE STREET CORP 208 46,957 0.0%
JANE STREET GROUP, LLC 178 40,130 0.0%
ESSEX INVESTMENT MANAGEMENT CO LLC 152 34,375 0.02%
Pinnacle Financial Partners, Inc. 111 25,000 0.0%
NORTHERN TRUST CORP 80 18,074 0.0%
PRICE T ROWE ASSOCIATES INC /MD/ 72 16,000 0.0%
CALDWELL SUTTER CAPITAL, INC. 72 16,236 0.03%
XTX Topco Ltd 65 14,717 0.0%
JAMES INVESTMENT RESEARCH, INC. 49 11,050 0.01%
MORGAN STANLEY 38 8,766 0.0%
OSAIC HOLDINGS, INC. 21 4,780 0.0%