Ticker · CUSIP 864159108

RGR

STURM RUGER & CO INC

Industrials·Aerospace & Defense

···Share

Holders (tracked)

Combined shares

2,242,354

Combined value

$73.21M

Last close

$42.21

Quarter

2025Q4

Price is +29.3% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$42.21+3.42 (+8.82%)H $46.97 · L $28.75 · Avg Vol 225K

Tracked holders · last 8 quarters

+4 vs previous quarter over the last 8.

SEC event timeline

19 events

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

Insider activity

Last 30 days

Net (open-market)

Buys

0 · $0

Sells

0 · $0

Unique insiders

Date	Insider	Code	Shares	Price	Value
04-10	Timm Stephen J. Director	A	2,420	—	$0
04-10	Timm Stephen J. Director	A	1,308	—	$0
04-10	Rivers Aaron Roszell Director	A	2,420	—	$0
04-10	Rivers Aaron Roszell Director	A	1,308	—	$0
04-10	Wolfe Lorin Cassidy Director	A	2,420	—	$0
04-10	Wolfe Lorin Cassidy Director	A	1,308	—	$0

View full insider history for RGR →

Follow-the-investor returns

If you'd copied each holder of RGR…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Mario Gabelli (GAMCO)	2025Q4	$32.65	+29.3%	$1.7M
Steve Cohen (Point72)	2017Q4	$33.08	+27.6%	$550K
Izzy Englander (Millennium Mgmt)	2016Q1	$33.11	+27.5%	$12.3M
Ken Griffin (Citadel Advisors)	2016Q1	$33.56	+25.8%	$1.1M
Ken Griffin (Citadel Advisors)	2016Q1	$33.56	+25.8%	$1.1M
Ken Griffin (Citadel Advisors)	2016Q1	$33.56	+25.8%	$1.1M
Paul Tudor Jones (Tudor Investment)	2016Q1	$36.88	+14.5%	$5.4M
D.E. Shaw & Co.	2016Q1	$37.60	+12.3%	$807K
AQR Capital Management	2016Q1	$38.83	+8.7%	$4.3M
Two Sigma Investments	2016Q1	$40.09	+5.3%	$9.7M
Wellington Management	2016Q1	$42.60	-0.9%	$20.9M
T. Rowe Price	2016Q1	$51.17	-17.5%	$448K
Renaissance Technologies	2016Q1	$59.54	-29.1%	$30.8M

Who moved on this name in 2025Q4

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

New positions4

Izzy Englander (Millennium Mgmt)
+290,530
$9.5M
Paul Tudor Jones (Tudor Investment)
+128,600
$4.2M
Mario Gabelli (GAMCO)
+39,500
$1.3M
Steve Cohen (Point72)
+13,023
$425K

Added to5

Ken Griffin (Citadel Advisors)
+35,508
$1.2M
Two Sigma Investments
+30,307
$990K
D.E. Shaw & Co.
+10,138
$331K
Wellington Management
+3,886
$127K
T. Rowe Price
+432
$14

Trimmed2

AQR Capital Management
−92,834
$3.0M
Renaissance Technologies
−36,000
$1.2M

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	12	4,399,240	$12.00B	—
2022Q2	12	4,462,111	$10.66B	—
2022Q3	10	4,458,262	$226.4M	-2
2022Q4	11	4,492,711	$227.4M	+1
2023Q1	10	4,312,401	$247.7M	-1
2023Q2	10	4,437,816	$235.0M	—
2023Q3	12	4,362,852	$227.4M	+2
2023Q4	10	4,379,351	$199.0M	-2
2024Q1	11	4,433,280	$204.6M	+1
2024Q2	12	4,304,587	$179.3M	+1
2024Q3	10	1,470,413	$61.3M	-2
2024Q4	11	1,203,529	$42.6M	+1
2025Q1	11	1,643,297	$64.6M	—
2025Q2	10	1,794,798	$64.4M	-1
2025Q3	9	1,809,064	$78.6M	-1
2025Q4	13	2,242,354	$73.2M	+4

Who owns RGR

13 super-investors · 2025Q4

Tracked stake

2.24M

Combined value

$73M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New4Added7Trim2

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Renaissance Technologies	729.3K	$24M	0.0%	Trim−36.0K
2	Wellington Management	496.3K	$16M	0.0%	Added+3.9K
3	Izzy Englander Millennium Mgmt	290.5K	$9M	0.0%	New+290.5K
4	Two Sigma Investments	229.2K	$7M	0.0%	Added+30.3K
5	Ken Griffin Citadel Advisors	138.2K	$5M	0.0%	Added+35.5K
6	Paul Tudor Jones Tudor Investment	128.6K	$4M	0.0%	New+128.6K
7	AQR Capital Management	100.9K	$3M	0.0%	Trim−92.8K
8	Mario Gabelli GAMCO	39.5K	$1M	0.0%	New+39.5K	—
9	Ken Griffin Citadel Advisors	26.8K	$875K	0.0%	Added+35.5K
10	Ken Griffin Citadel Advisors	20.2K	$660K	0.0%	Added+35.5K
11	D.E. Shaw & Co.	19.1K	$624K	0.0%	Added+10.1K
12	Steve Cohen Point72	13.0K	$425K	0.0%	New+13.0K
13	T. Rowe Price	10.6K	$347K	0.0%	Added+432

Recent moves

20 transactions

TRIMAQR Capital Management
−92,834 · 2025Q4
NEWIzzy Englander (Millennium Mgmt)
+290,530 · 2025Q4
ADDWellington Management
+3,886 · 2025Q4
ADDTwo Sigma Investments
+30,307 · 2025Q4
NEWSteve Cohen (Point72)
+13,023 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+35,508 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+128,600 · 2025Q4
ADDT. Rowe Price
+432 · 2025Q4
ADDD.E. Shaw & Co.
+10,138 · 2025Q4
TRIMRenaissance Technologies
−36,000 · 2025Q4
NEWMario Gabelli (GAMCO)
+39,500 · 2025Q4
ADDWellington Management
+28,549 · 2025Q3
ADDAQR Capital Management
+24,479 · 2025Q3
TRIMD.E. Shaw & Co.
−47,028 · 2025Q3
SOLDIzzy Englander (Millennium Mgmt)
−13,650 · 2025Q3
ADDTwo Sigma Investments
+107,977 · 2025Q3
ADDT. Rowe Price
+64 · 2025Q3
TRIMRenaissance Technologies
−400 · 2025Q3
SOLDNorges Bank (Norway SWF)
−79,865 · 2024Q3
SOLDSteve Cohen (Point72)
−1,296 · 2025Q2

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