What is the latest insider trading activity for ATR?

The latest insider trading activity for ATR (ATR) includes SEC Form 4 filings detailing executive stock purchases and sales. Check the realtime table on this page for up-to-the-minute data on CEO and CFO transactions.

Who are the corporate insiders buying and selling ATR stock?

Corporate insiders include C-level executives (CEO, CFO, COO), directors, and 10% owners of ATR. Their transactions are legally required to be reported to the SEC via Form 4, which is tracked and displayed on this page.

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ATR

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Company information not available. Track real-time insider trading activity, SEC Form 4 filings, and executive stock transactions.

SEC Form 4 Filings Stock Chart

Insider Sentiment

Based on recent trading activity

0%Bearish

Buy/Sell Ratio0% buys

BearishBullish

Insider Buys

Insider Sales

$22.99M

Total Volume

$22.99M

55 transactions

Net Activity

$22.99M

Net selling

Proprietary Ratings

Calculated from Form 4 transactions

15Confidence

Sentiment Rating

Heavy Distribution

CEO Conviction Index

Liquidating / Profit Taking

Key Drivers

•Heavy distribution: sales represent 100% of total transaction value.
•CEO selling activity detected. Often driven by option expiration or diversification plans.
•Significant liquidation: total sale value exceeds $10M.

Score Methodology

The Insider Confidence Score (1-100) measures executive conviction. Starting from a neutral 50, it adjusts based on:

+15Strong Buy Ratio: Purchases > 70% of volume (or up to -15 for heavy sales).
+20Cluster Buying: ≥3 unique insiders buying within a 30-day window.
+15CEO Buying: CEO committing own capital shows high conviction.
+10CFO Buying: CFO purchasing shares shows financial alignment.

Sector & Industry

Unknown Comparison

Industry Buy Conviction20%

ATR Buy Conviction0%

Industry Rank#0 of 270

Volume Contribution2.3%

Total Industry Activity$1.01B

ATR has an insider buy conviction of 0%, compared to the Unknown sector buy average of 20%.

Top Insiders

Most active traders

Tanda Stephan B.

Pres, CEO

0 buys4 sells

$10.98M total

Prieur Marc

Segment Pres

0 buys7 sells

$3.41M total

Touya Gael

Segment Pres, CEO Designate

0 buys4 sells

$1.84M total

Ackerman Daniel

Chief Accounting Officer

0 buys1 sells

$1.82M total

Tlili Hedi

Segment Pres

0 buys2 sells

$1.76M total

Insider Trading Summary

Automated trend commentary

Over the last 90 days, corporate insiders at ATR (ATR) engaged in a total of 55 transactions reported via SEC Form 4 filings. Among these, 0 were open-market purchases and 28 were sales. The total volume of insider trading reached $22.99M.

The net insider activity for ATR shows a net selling bias of $22.99M. This activity represents a 0% buy ratio, suggesting that insiders are currently bearish on the company's near-term outlook relative to recent history.

The most notable individual transaction was a Sale by Tanda Stephan B. (Pres, CEO), who traded 30.0K shares valued at $5.09M on Oct 28, 2024.

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Trading History

ATR insider transactions from SEC Form 4 filings

Date	Insider	Type	Shares	Price	Value
Sep 2, 2026 1 months ago	Vinczeller Shiela CHRO C-Level	Sell	765	$130.37	$100K
Sep 2, 2026 1 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	26.3K	$-765.00	$0
Aug 27, 2026 2 months ago	Touya Gael Segment Pres, CEO Designate CEO	Sell	3.7K	$133.76	$500K
Aug 27, 2026 2 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	29.1K	$-3740.00	$0
Aug 4, 2026 2 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	15.8K	$-3500.00	$0
Aug 4, 2026 2 months ago	Prieur Marc Segment Pres President	Sell	3.5K	$136.26	$477K
Aug 3, 2026 2 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	241.9K	$-9838.00	$0
Aug 3, 2026 2 months ago	Tanda Stephan B. Pres, CEO CEO	Sell	9.8K	$136.17	$1.34M
Aug 3, 2026 2 months ago	Tlili Hedi Segment Pres President	Sell	8.9K	$135.00	$1.20M
Jun 9, 2026 4 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	19.3K	$-5000.00	$0
Jun 9, 2026 4 months ago	Prieur Marc Segment Pres President	Sell	5.0K	$115.58	$578K
Jun 4, 2026 4 months ago	Vinczeller Shiela CHRO C-Level	Sell	3.6K	$112.61	$400K
Jun 4, 2026 4 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	27.1K	$-3555.00	$0
May 26, 2026 5 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	11.4K	$-4200.00	$0
May 26, 2026 5 months ago	Gong Xiangwei Pres, Asia President	Sell	4.2K	$116.13	$488K
May 7, 2026 5 months ago	Hudson Irene Elizabeth EVP, GC EVP	Sell	1.3K	$123.43	$156K
May 7, 2026 5 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	1.5K	$-1264.00	$0
Feb 18, 2026 8 months ago	Touya Gael Segment Pres President	Sell	3.5K	$141.35	$495K
Feb 18, 2026 8 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	28.0K	$-3500.00	$0
Feb 10, 2026 8 months ago	Prieur Marc Segment Pres President	Sell	2.0K	$137.81	$276K
Feb 10, 2026 8 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	13.7K	$-2000.00	$0
Dec 12, 2025 10 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	29.6K	$-15000.00	$0
Dec 12, 2025 10 months ago	Ackerman Daniel Chief Accounting Officer C-Level	Sell	15.0K	$121.23	$1.82M
Sep 11, 2025 13 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	31.5K	$-2500.00	$0
Sep 11, 2025 13 months ago	Touya Gael Segment Pres President	Sell	2.5K	$136.12	$340K
Sep 5, 2025 13 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	25.1K	$-1167.00	$0
Sep 5, 2025 13 months ago	Vinczeller Shiela CHRO C-Level	Sell	1.2K	$137.97	$161K
Jun 13, 2025 16 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	15.7K	$-2000.00	$0
Jun 13, 2025 16 months ago	Prieur Marc Segment Pres President	Sell	2.0K	$152.80	$306K
Jun 10, 2025 16 months ago	Chainey Kimberly EVP, GC EVP	Sell	1.7K	$152.79	$255K
Jun 10, 2025 16 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	11.1K	$-1671.00	$0
Jun 6, 2025 16 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	34.0K	$-3300.00	$0
Jun 6, 2025 16 months ago	Touya Gael Segment Pres President	Sell	3.3K	$152.62	$504K
May 22, 2025 17 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	10.8K	$-7000.00	$0
May 22, 2025 17 months ago	Gong Xiangwei Pres, Asia President	Sell	7.0K	$156.49	$1.10M
May 20, 2025 17 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	17.7K	$-6000.00	$0
May 20, 2025 17 months ago	Prieur Marc Segment Pres President	Sell	6.0K	$158.34	$950K
May 16, 2025 17 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	9.4K	$-3614.00	$0
May 16, 2025 17 months ago	Tlili Hedi Segment Pres President	Sell	3.6K	$155.96	$564K
May 7, 2025 17 months ago	Vinczeller Shiela CHRO C-Level	Sell	995	$152.42	$152K
May 7, 2025 17 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	26.3K	$-995.00	$0
May 6, 2025 18 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	208.1K	$-18671.00	$0
May 6, 2025 18 months ago	Tanda Stephan B. Pres, CEO CEO	Sell	18.7K	$151.28	$2.82M
May 5, 2025 18 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	208.1K	$-11329.00	$0
May 5, 2025 18 months ago	Tanda Stephan B. Pres, CEO CEO	Sell	11.3K	$152.39	$1.73M
Nov 22, 2024 23 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	7.6K	$-1257.00	$0
Nov 22, 2024 23 months ago	Kampouri Monnas Giovanna Dir Director	Sell	1.3K	$171.64	$216K
Nov 15, 2024 23 months ago	Chainey Kimberly EVP, GC EVP	Sell	964	$168.83	$163K
Nov 15, 2024 23 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	7.8K	$-964.00	$0
Nov 12, 2024 23 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	13.8K	$-852.00	$0
Nov 12, 2024 23 months ago	Prieur Marc Segment Pres President	Sell	852	$175.79	$150K
Oct 29, 2024 24 months ago	Multiple Insiders S - Sale Insiders Insider	Sell	12.6K	$-4000.00	$0
Oct 29, 2024 24 months ago	Prieur Marc Segment Pres President	Sell	4.0K	$168.28	$673K
Oct 28, 2024 24 months ago	Multiple Insiders S - Sale+OE Insiders Insider	Sell	176.9K	$-30000.00	$0
Oct 28, 2024 24 months ago	Tanda Stephan B. Pres, CEO CEO	Sell	30.0K	$169.60	$5.09M

FAQs About ATR Insider Trading

Answers to common questions regarding corporate filings and executive sentiment for ATR.

Based on SEC Form 4 disclosures, the Insider Confidence Score for ATR is currently 15/100, which reflects a heavy distribution bias. This calculation accounts for a total of 0 purchases and 28 sales by company executives over the last 90 days.

The CEO Conviction Index for ATR is rated as "Liquidating / Profit Taking". Executive buying is typically a strong vote of confidence as C-level leaders have the most intimate knowledge of their firm's prospects. Officer selling, on the other hand, is often routine and does not automatically signal operational weakness.

No. Insider tracking is a highly informative technical signal that indicates executive sentiment, but it should not be the sole basis for a transaction. Investors should combine this filing analysis with company financials, sector trends, and risk management criteria.

ATR

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FAQs About ATR Insider Trading

Is insider trading at ATR (ATR) currently bullish or bearish?

What is the significance of the CEO Conviction Index for ATR?

Does the insider trading data on Stock Insider AI replace standard investment research?