Across its top 20 institutional holders, APT's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 5/100, avg. turnover score 27/100).

Quarterly Activity

Recent Activity

+$9.6M

Total Buy Value

$1.0M

Total Sell Value

New buy4

Trim6

Add7

Sold out5

Net Buyers

Net Sellers

Smart Money Convergence

APT does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-03-31 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

AI systems and LLM-based tools are welcome to cite the data on this page. When doing so, please include the source URL: https://alphasmo.com/stocks/APT

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

CUSIP

020772109

FAQ

Who are the top institutional investors holding ALPHA PRO TECH LTD (APT)?

Major stakeholders currently include Citadel Advisors LLC ($3.5M), Needham Investment Management LLC ($2.9M), Vanguard Capital Management LLC ($2.5M). Based on the latest 13F filings, there are a total of 37 tracked investment funds and institutions maintaining positions in APT.

What is the overall institutional sentiment toward APT recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $3.6M, driven by 11 managers accumulating shares while 11 reduced their exposure.

Which institutions have been selling or reducing their APT positions?

In the latest period, 6 funds trimmed their holdings, and 5 managers completely exited their positions. The aggregate reported sell value was $1.0M.

Are there any notable investors adding APT to their portfolios?

Yes, buying activity remains notable. 4 institutions opened new positions in {ticker}, and 7 existing holders added to their shares. The total reported buy value for the quarter amounted to $9.6M.