Ticker · CUSIP 046433108

ATRO

ASTRONICS CORP

Industrials·Aerospace & Defense

···Share

Holders (tracked)

Combined shares

2,477,670

Combined value

$134.39M

Last close

$76.97

Quarter

2025Q4

Price is +41.9% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$76.97+55.21 (+253.72%)H $81.35 · L $20.03 · Avg Vol 669K

Tracked holders · last 8 quarters

+3 vs previous quarter over the last 8.

SEC event timeline

23 events

T. Rowe Price added2026-02-17
+1,422 shares · 2025Q4
Position
D.E. Shaw & Co. trimmed2026-02-17
−388,637 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+96,386 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−27,699 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+2,998 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+14,092 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+497,260 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+165,312 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−111,580 shares · 2025Q4
Position
Ken Fisher (Fisher Asset Mgmt) trimmed2026-02-09
−4,638 shares · 2025Q4
Position
Mario Gabelli (GAMCO) added2026-02-05
+6,800 shares · 2025Q4
Position
First Eagle Investment Management trimmed2026-02-04
−6,000 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−213,209 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−59,742 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+33,462 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+1,415 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+17,213 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−337,733 shares · 2025Q3
Position
Steve Cohen (Point72) exited2025-11-14
−34,224 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−180,300 shares · 2025Q3
Position
First Eagle Investment Management added2025-11-12
+14,000 shares · 2025Q3
Position
Mario Gabelli (GAMCO) trimmed2025-11-12
−300 shares · 2025Q3
Position
Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12
−21,022 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for ATRO →

Follow-the-investor returns

If you'd copied each holder of ATRO…

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
Ken Fisher (Fisher Asset Mgmt)	2019Q3	$13.03	+490.8%	$4.7M
First Eagle Investment Management	2021Q2	$15.83	+386.3%	$17.7M
Renaissance Technologies	2016Q1	$18.89	+307.6%	$4.1M
Two Sigma Investments	2016Q3	$18.97	+305.6%	$2.6M
Izzy Englander (Millennium Mgmt)	2016Q1	$20.92	+267.9%	$27.8M
T. Rowe Price	2024Q4	$24.07	+219.7%	$1.4M
Paul Tudor Jones (Tudor Investment)	2016Q1	$25.36	+203.5%	$7.4M
D.E. Shaw & Co.	2017Q1	$25.78	+198.6%	$38.0M
AQR Capital Management	2016Q1	$29.10	+164.5%	$19.9M
Mario Gabelli (GAMCO)	2016Q1	$33.31	+131.1%	$2.1M
Steve Cohen (Point72)	2021Q4	$52.22	+47.4%	$38.3M
Ken Griffin (Citadel Advisors)	2016Q3	$53.97	+42.6%	$1.9M
Ken Griffin (Citadel Advisors)	2016Q3	$53.97	+42.6%	$1.9M
Ken Griffin (Citadel Advisors)	2016Q3	$53.97	+42.6%	$1.9M

Who moved on this name in 2025Q4

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

New positions2

Steve Cohen (Point72)
+497,260
$27.0M
Paul Tudor Jones (Tudor Investment)
+96,386
$5.2M

Added to5

Ken Griffin (Citadel Advisors)
+165,312
$9.0M
Izzy Englander (Millennium Mgmt)
+14,092
$764K
Mario Gabelli (GAMCO)
+6,800
$369K
AQR Capital Management
+2,998
$163K
T. Rowe Price
+1,422
$77

Trimmed5

D.E. Shaw & Co.
−388,637
$21.1M
Renaissance Technologies
−111,580
$6.1M
Two Sigma Investments
−27,699
$1.5M
First Eagle Investment Management
−6,000
$325K
Ken Fisher (Fisher Asset Mgmt)
−4,638
$252K

Exited0

—

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	9	3,063,878	$39.6M	—
2022Q2	9	2,766,232	$28.1M	—
2022Q3	8	2,653,919	$20.9M	-1
2022Q4	10	2,637,076	$27.2M	+2
2023Q1	14	3,087,171	$41.2M	+4
2023Q2	10	2,668,473	$53.0M	-4
2023Q3	14	2,871,440	$45.5M	+4
2023Q4	12	3,154,474	$55.0M	-2
2024Q1	13	3,011,818	$57.3M	+1
2024Q2	14	3,235,024	$64.8M	+1
2024Q3	14	1,257,629	$24.5M	—
2024Q4	13	2,132,866	$34.0M	-1
2025Q1	14	3,000,201	$72.5M	+1
2025Q2	13	3,298,623	$110.4M	-1
2025Q3	11	2,221,554	$101.3M	-2
2025Q4	14	2,477,670	$134.4M	+3

Who owns ATRO

14 super-investors · 2025Q4

Tracked stake

2.48M

Combined value

$134M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New2Added7Trim5

#	Manager	Shares	Value	% of book	Last action
1	Steve Cohen Point72	497.3K	$27M	0.0%	New+497.3K
2	D.E. Shaw & Co.	493.4K	$27M	0.0%	Trim−388.6K
3	Izzy Englander Millennium Mgmt	360.6K	$20M	0.0%	Added+14.1K
4	Ken Griffin Citadel Advisors	315.8K	$17M	0.0%	Added+165.3K
5	AQR Capital Management	258.2K	$14M	0.0%	Added+3.0K
6	First Eagle Investment Management	230.3K	$12M	0.0%	Trim−6.0K
7	Paul Tudor Jones Tudor Investment	96.4K	$5M	0.0%	New+96.4K
8	Ken Fisher Fisher Asset Mgmt	60.6K	$3M	0.0%	Trim−4.6K
9	Renaissance Technologies	53.0K	$3M	0.0%	Trim−111.6K
10	Two Sigma Investments	33.3K	$2M	0.0%	Trim−27.7K
11	Mario Gabelli GAMCO	27.3K	$1M	0.0%	Added+6.8K
12	Ken Griffin Citadel Advisors	24.7K	$1M	0.0%	Added+165.3K
13	T. Rowe Price	17.9K	$971K	0.0%	Added+1.4K
14	Ken Griffin Citadel Advisors	8.8K	$477K	0.0%	Added+165.3K

Recent moves

20 transactions

TRIMD.E. Shaw & Co.
−388,637 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+96,386 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+165,312 · 2025Q4
ADDT. Rowe Price
+1,422 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+14,092 · 2025Q4
NEWSteve Cohen (Point72)
+497,260 · 2025Q4
TRIMTwo Sigma Investments
−27,699 · 2025Q4
ADDAQR Capital Management
+2,998 · 2025Q4
TRIMRenaissance Technologies
−111,580 · 2025Q4
TRIMKen Fisher (Fisher Asset Mgmt)
−4,638 · 2025Q4
ADDMario Gabelli (GAMCO)
+6,800 · 2025Q4
TRIMFirst Eagle Investment Management
−6,000 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−213,209 · 2025Q3
SOLDSteve Cohen (Point72)
−34,224 · 2025Q3
ADDT. Rowe Price
+1,415 · 2025Q3
TRIMTwo Sigma Investments
−59,742 · 2025Q3
ADDD.E. Shaw & Co.
+33,462 · 2025Q3
TRIMIzzy Englander (Millennium Mgmt)
−337,733 · 2025Q3
ADDAQR Capital Management
+17,213 · 2025Q3
TRIMRenaissance Technologies
−180,300 · 2025Q3

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