Ticker · CUSIP 864159108

RGR

STURM RUGER & CO INC
Industrials·Aerospace & Defense
···Share
Holders (tracked)
13
Combined shares
2,242,354
Combined value
$72.87M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+4 vs previous quarter over the last 8.
13112024Q12025Q4

SEC event timeline

19 events
  1. Ken Griffin (Citadel Advisors) added2026-02-17
    +35,508 shares · 2025Q4
    13F
  2. D.E. Shaw & Co. added2026-02-17
    +10,138 shares · 2025Q4
    13F
  3. AQR Capital Management trimmed2026-02-17
    −92,834 shares · 2025Q4
    13F
  4. Two Sigma Investments added2026-02-17
    +30,307 shares · 2025Q4
    13F
  5. Izzy Englander (Millennium Mgmt) opened position2026-02-17
    +290,530 shares · 2025Q4
    13F
  6. Steve Cohen (Point72) opened position2026-02-17
    +13,023 shares · 2025Q4
    13F
  7. Wellington Management added2026-02-17
    +3,886 shares · 2025Q4
    13F
  8. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +128,600 shares · 2025Q4
    13F
  9. T. Rowe Price added2026-02-17
    +432 shares · 2025Q4
    13F
  10. Renaissance Technologies trimmed2026-02-12
    −36,000 shares · 2025Q4
    13F
  11. Mario Gabelli (GAMCO) opened position2026-02-05
    +39,500 shares · 2025Q4
    13F
  12. Izzy Englander (Millennium Mgmt) exited2025-11-14
    −13,650 shares · 2025Q3
    13F
  13. Two Sigma Investments added2025-11-14
    +107,977 shares · 2025Q3
    13F
  14. Wellington Management added2025-11-14
    +28,549 shares · 2025Q3
    13F
  15. AQR Capital Management added2025-11-14
    +24,479 shares · 2025Q3
    13F
  16. D.E. Shaw & Co. trimmed2025-11-14
    −47,028 shares · 2025Q3
    13F
  17. T. Rowe Price added2025-11-14
    +64 shares · 2025Q3
    13F
  18. Renaissance Technologies trimmed2025-11-13
    −400 shares · 2025Q3
    13F
  19. Norges Bank (Norway SWF) exited2025-11-12
    −79,865 shares · 2024Q3
    13F

Insider activity

Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
3
DateInsiderCodeSharesPriceValue
04-10Timm Stephen J.
Director
A2,420—$0
04-10Timm Stephen J.
Director
A1,308—$0
04-10Rivers Aaron Roszell
Director
A2,420—$0
04-10Rivers Aaron Roszell
Director
A1,308—$0
04-10Wolfe Lorin Cassidy
Director
A2,420—$0
04-10Wolfe Lorin Cassidy
Director
A1,308—$0
View full insider history for RGR →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions4
Added to5
Trimmed2
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
12
$12.00B
2022Q2
12
$10.66B
2022Q3
10
$12.3M
2022Q4
11
$178.5M
2023Q1
10
$192.9M
2023Q2
10
$185.5M
2023Q3
12
$177.7M
2023Q4
10
$155.3M
2024Q1
11
$162.7M
2024Q2
12
$179.0M
2024Q3
10
$61.0M
2024Q4
11
$42.3M
2025Q1
11
$64.2M
2025Q2
10
$64.1M
2025Q3
9
$78.2M
2025Q4
13
$72.9M

Who owns RGR

13 super-investors · 2025Q4
Tracked stake
2.24M
shares
Combined value
$73M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added7Trim2
#ManagerSharesValue
1Renaissance Technologies729.3K$24M
2Wellington Management496.3K$16M
3Izzy Englander
Millennium Mgmt
290.5K$9M
4Two Sigma Investments229.2K$7M
5Ken Griffin
Citadel Advisors
138.2K$5M
6Paul Tudor Jones
Tudor Investment
128.6K$4M
7AQR Capital Management100.9K$3M
8Mario Gabelli
GAMCO
39.5K$1M
9Ken Griffin
Citadel Advisors
26.8K$875K
10Ken Griffin
Citadel Advisors
20.2K$660K
11D.E. Shaw & Co.19.1K$624K
12Steve Cohen
Point72
13.0K$425K
13T. Rowe Price10.6K$347

Recent moves

20 transactions
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