APT ALPHA PRO TECH LTD

Ownership history in GROUP ONE TRADING LLC  ·  17 quarters on record

This page tracks every 13F SEC filing in which GROUP ONE TRADING LLC reported a position in ALPHA PRO TECH LTD (APT). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 13,559 -2,473 -15.4% 0.00% $65K $4.79
2025 Q2 ADDED 16,032 +11,465 +251.0% 0.00% $75K $4.69
2025 Q1 REDUCED 4,567 -7,083 -60.8% 0.00% $23K $5.00
2024 Q2 REDUCED 11,650 -1,044 -8.2% 0.00% $64K $5.50
2024 Q1 ADDED 12,694 +10,180 +404.9% 0.00% $79K $6.24
2023 Q1 REDUCED 2,514 -66,815 -96.4% 0.00% $10K $4.16
2022 Q4 ADDED 69,329 +34,075 +96.7% 0.00% $279K $4.02
2022 Q3 REDUCED 35,254 -22,692 -39.2% 0.00% $143K $4.05
2022 Q2 ADDED 57,946 +32,319 +126.1% 0.00% $258K $4.46
2022 Q1 REDUCED 25,627 -17,495 -40.6% 0.00% $108K $4.20
7 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    APT price (monthly, adj. close)
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