Ticker · CUSIP 00191U102

ASGN

ASGN INC

Technology·Information Technology Services

···Share

Holders (tracked)

Combined shares

4,571,992

Combined value

$220.23M

Last close

$39.44

Quarter

2025Q4

Price is -18.1% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$39.44-18.79 (-32.27%)H $58.55 · L $35.32 · Avg Vol 632K

Tracked holders · last 8 quarters

-1 vs previous quarter over the last 8.

SEC event timeline

20 events

Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+89,422 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+145,207 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+399,445 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+254,535 shares · 2025Q4
Position
Two Sigma Investments added2026-02-17
+162,199 shares · 2025Q4
Position
Ron Baron (Baron Capital / BAMCO) trimmed2026-02-17
−10,880 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+20,421 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−41,492 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) added2026-02-13
+9,377 shares · 2025Q4
Position
Renaissance Technologies added2026-02-12
+98,000 shares · 2025Q4
Position
Two Sigma Investments opened position2025-11-14
+58,773 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−433,001 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+342,252 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+11,980 shares · 2025Q3
Position
Ron Baron (Baron Capital / BAMCO) trimmed2025-11-14
−125,000 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+349,737 shares · 2025Q3
Position
Renaissance Technologies added2025-11-13
+40,300 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) added2025-11-13
+90,687 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−523,679 shares · 2025Q3
Position
Norges Bank (Norway SWF) added2025-11-12
+43,400 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for ASGN →

Follow-the-investor returns

If you'd copied each holder of ASGN…

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 Griffin (Citadel Advisors)	2019Q1	$48.14	-18.1%	$8.9M
Two Sigma Investments	2018Q4	$49.25	-19.9%	$8.7M
D.E. Shaw & Co.	2018Q3	$50.17	-21.4%	$36.2M
Ray Dalio (Bridgewater Associates)	2023Q2	$50.95	-22.6%	$4.7M
AQR Capital Management	2018Q2	$54.77	-28.0%	$36.4M
Izzy Englander (Millennium Mgmt)	2018Q3	$56.17	-29.8%	$16.2M
Renaissance Technologies	2018Q3	$62.35	-36.7%	$12.2M
Paul Tudor Jones (Tudor Investment)	2018Q4	$69.27	-43.1%	$3.5M
Ron Baron (Baron Capital / BAMCO)	2018Q3	$80.58	-51.1%	$51.7M
T. Rowe Price	2018Q2	$81.29	-51.5%	$1.8M

Who moved on this name in 2025Q4

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

New positions1

Paul Tudor Jones (Tudor Investment)
+89,422
$4.3M

Added to7

D.E. Shaw & Co.
+399,445
$19.2M
AQR Capital Management
+254,535
$12.3M
Two Sigma Investments
+162,199
$7.8M
Ken Griffin (Citadel Advisors)
+145,207
$7.0M
Renaissance Technologies
+98,000
$4.7M
Izzy Englander (Millennium Mgmt)
+20,421
$984K
Ray Dalio (Bridgewater Associates)
+9,377
$452K

Trimmed2

Ron Baron (Baron Capital / BAMCO)
−10,880
$524K
T. Rowe Price
−41,492
$2K

Exited0

—

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	11	9,472,270	$52.88B	—
2022Q2	13	10,137,608	$39.05B	+2
2022Q3	11	9,699,405	$876.5M	-2
2022Q4	13	9,582,324	$780.7M	+2
2023Q1	14	9,361,629	$773.7M	+1
2023Q2	13	9,855,168	$745.3M	-1
2023Q3	15	9,902,532	$808.8M	+2
2023Q4	10	9,787,298	$941.2M	-5
2024Q1	10	9,592,993	$1.00B	—
2024Q2	12	9,568,597	$843.6M	+2
2024Q3	11	3,476,412	$324.1M	-1
2024Q4	12	3,689,332	$307.5M	+1
2025Q1	11	2,826,228	$177.9M	-1
2025Q2	11	3,725,679	$186.0M	—
2025Q3	11	3,470,558	$164.3M	—
2025Q4	10	4,571,992	$220.2M	-1

Who owns ASGN

10 super-investors · 2025Q4

Tracked stake

4.57M

Combined value

$220M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New1Added7Trim2

#	Manager	Shares	Value	% of book	Last action
1	Ron Baron Baron Capital / BAMCO	1.31M	$63M	0.2%	Trim−10.9K
2	AQR Capital Management	922.6K	$44M	0.0%	Added+254.5K
3	D.E. Shaw & Co.	917.3K	$44M	0.0%	Added+399.4K
4	Izzy Englander Millennium Mgmt	409.8K	$20M	0.0%	Added+20.4K
5	Renaissance Technologies	310.5K	$15M	0.0%	Added+98.0K
6	Ken Griffin Citadel Advisors	226.6K	$11M	0.0%	Added+145.2K
7	Two Sigma Investments	221.0K	$11M	0.0%	Added+162.2K
8	Ray Dalio Bridgewater Associates	119.4K	$6M	0.0%	Added+9.4K
9	Paul Tudor Jones Tudor Investment	89.4K	$4M	0.0%	New+89.4K
10	T. Rowe Price	44.6K	$2M	0.0%	Trim−41.5K

Recent moves

20 transactions

ADDTwo Sigma Investments
+162,199 · 2025Q4
TRIMRon Baron (Baron Capital / BAMCO)
−10,880 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+20,421 · 2025Q4
TRIMT. Rowe Price
−41,492 · 2025Q4
ADDAQR Capital Management
+254,535 · 2025Q4
ADDD.E. Shaw & Co.
+399,445 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+145,207 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+89,422 · 2025Q4
ADDRay Dalio (Bridgewater Associates)
+9,377 · 2025Q4
ADDRenaissance Technologies
+98,000 · 2025Q4
NEWTwo Sigma Investments
+58,773 · 2025Q3
ADDD.E. Shaw & Co.
+342,252 · 2025Q3
ADDT. Rowe Price
+11,980 · 2025Q3
ADDAQR Capital Management
+349,737 · 2025Q3
TRIMIzzy Englander (Millennium Mgmt)
−433,001 · 2025Q3
TRIMRon Baron (Baron Capital / BAMCO)
−125,000 · 2025Q3
ADDRay Dalio (Bridgewater Associates)
+90,687 · 2025Q3
ADDRenaissance Technologies
+40,300 · 2025Q3
SOLDNorges Bank (Norway SWF)
−523,679 · 2025Q3
ADDNorges Bank (Norway SWF)
+43,400 · 2024Q3

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