Ticker · CUSIP 04010E109
Holders (tracked)
19
Combined shares
1,479,778
Combined value
$463.65M
Last close
$597.88
Quarter
2025Q4
Price · 1Y$597.88+453.02 (+312.73%)H $609.29 · L $128.89 · Avg Vol 413K
Insider sell
$200.00$300.00$400.00$500.00$600.00VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
+7 vs previous quarter over the last 8.
19112024Q12025Q4
Price is +90.8% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

22 events
  1. Leimkuhler William F.
    2026-04-13
    Sold $5.05M @ $598.49
    Insider sell
  2. +3,666 shares · 2025Q4
    Position
  3. +200 shares · 2025Q4
    Position
  4. +30,000 shares · 2025Q4
    Position
  5. −2,856 shares · 2025Q4
    Position
  6. −1,700 shares · 2025Q4
    Position
  7. −35,668 shares · 2025Q4
    Position
  8. −20,003 shares · 2025Q4
    Position
  9. +40,400 shares · 2025Q4
    Position
  10. +9,926 shares · 2025Q4
    Position
  11. +8,200 shares · 2025Q4
    Position
  12. +438,858 shares · 2025Q4
    Position
  13. −43,480 shares · 2025Q4
    Position
  14. −31,536 shares · 2025Q3
    Position
  15. −121,218 shares · 2025Q3
    Position
  16. +100 shares · 2025Q3
    Position
  17. +29,168 shares · 2025Q3
    Position
  18. −57,501 shares · 2025Q3
    Position
  19. +23,077 shares · 2025Q3
    Position
  20. −72,718 shares · 2025Q3
    Position
  21. −623 shares · 2025Q3
    Position
  22. +25,800 shares · 2025Q3
    Position

Insider activity

Last 30 days
Net (open-market)
−$5.05M
Buys
0 · $0
Sells
1 · $5.05M
Unique insiders
1
DateInsiderCodeSharesPriceValue
04-13Leimkuhler William F.
Insider
S8,444$598.49$5.05M
Follow-the-investor returns
If you'd copied each holder of AGX…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
Renaissance Technologies2016Q1$72.87+720.5%$357.9M
AQR Capital Management2016Q1$90.65+559.5%$71.9M
Two Sigma Investments2016Q1$122.67+387.4%$10.0M
Steve Cohen (Point72)2024Q3$131.06+356.2%$10.7M
Steve Cohen (Point72)2024Q3$131.06+356.2%$10.7M
Izzy Englander (Millennium Mgmt)2016Q2$203.97+193.1%$897K
Izzy Englander (Millennium Mgmt)2016Q2$203.97+193.1%$897K
Izzy Englander (Millennium Mgmt)2016Q2$203.97+193.1%$897K
Paul Tudor Jones (Tudor Investment)2016Q1$210.11+184.6%$1.8M
Paul Tudor Jones (Tudor Investment)2016Q1$210.11+184.6%$1.8M
T. Rowe Price2023Q1$223.63+167.4%$33.9M
Ken Griffin (Citadel Advisors)2017Q2$286.14+108.9%$24.4M
Ken Griffin (Citadel Advisors)2017Q2$286.14+108.9%$24.4M
Ken Griffin (Citadel Advisors)2017Q2$286.14+108.9%$24.4M
D.E. Shaw & Co.2018Q1$292.53+104.4%$2.5M
D.E. Shaw & Co.2018Q1$292.53+104.4%$2.5M
D.E. Shaw & Co.2018Q1$292.53+104.4%$2.5M
Lee Ainslie (Maverick Capital)2025Q4$313.32+90.8%$262.4M
Stanley Druckenmiller (Duquesne)2025Q4$313.33+90.8%$17.9M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
8
$1.03B
2022Q2
5
$75.1M
2022Q3
6
$64.1M
2022Q4
8
$74.5M
2023Q1
8
$83.2M
2023Q2
9
$91.6M
2023Q3
10
$88.7M
2023Q4
9
$108.1M
2024Q1
11
$131.3M
2024Q2
12
$200.0M
2024Q3
10
$180.1M
2024Q4
14
$151.1M
2025Q1
16
$249.2M
2025Q2
16
$279.9M
2025Q3
12
$280.1M
2025Q4
19
$463.6M

Who owns AGX

19 super-investors · 2025Q4
Tracked stake
1.48M
shares
Combined value
$464M
% of shares outstanding
shares-out unknown
Quarter action mix
New6Added7Trim6
#ManagerSharesValue
1Renaissance Technologies598.6K$188M
2Lee Ainslie
Maverick Capital
438.9K$138M
3AQR Capital Management120.3K$38M
4Ken Griffin
Citadel Advisors
71.5K$22M
5T. Rowe Price56.7K$18M
6Ken Griffin
Citadel Advisors
40.8K$13M
7Stanley Druckenmiller
Duquesne
30.0K$9M
8Ken Griffin
Citadel Advisors
25.9K$8M
9Steve Cohen
Point72
22.5K$7M
10Steve Cohen
Point72
17.9K$6M
11Two Sigma Investments16.7K$5M
12D.E. Shaw & Co.10.4K$3M
13Izzy Englander
Millennium Mgmt
8.3K$3M
14Paul Tudor Jones
Tudor Investment
5.2K$2M
15D.E. Shaw & Co.4.1K$1M
16Izzy Englander
Millennium Mgmt
4.0K$1M
17D.E. Shaw & Co.3.5K$1M
18Paul Tudor Jones
Tudor Investment
3.0K$940K
19Izzy Englander
Millennium Mgmt
1.5K$470K

Recent moves

20 transactions
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