StockCIK 884269

ALPHA PRO TECH LTD (APT): Insider Trades and Fund Holdings

In the past 12 months, ALPHA PRO TECH LTD insiders reported 0 open-market purchases worth $0 and 4 sales worth $298K; 0 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$298KSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Sep 30, 2026.

Recent APT insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Sep 30	May 12	Charles D. MontgomeryDirector	Director	▼ SELL	20,000	6.25	$125K	−25%	Form 4 ↗
Sep 30	Sep 28	Charles D. MontgomeryDirector	Director	▼ SELL	21,943	5.04	$111K	−47%	Form 4 ↗
Sep 30	Sep 28	Donna MillarDirector	Director	▼ SELL	6,971	5.04	$35K	−0.5%	Form 4 ↗
Sep 30	May 11	Charles D. MontgomeryDirector	Director	▼ SELL	3,886	7.03	$27K	−4.6%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Buys	Bought	Sells	Sold	Latest
Charles D. Montgomery	Director	0	$0	3	$263K	Sep 30, 2026
Donna Millar	Director	0	$0	1	$35K	Sep 30, 2026

Tracked funds that report APT

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	561,572	$3.16M	0.00%	▲ +3.2%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →