Ticker · CUSIP 78709Y105

SAIA

SAIA INC

Industrials·Trucking

···Share

Holders (tracked)

Combined shares

3,783,990

Combined value

$1.24B

Last close

$434.22

Quarter

2025Q4

Price is +33.0% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$434.22+99.67 (+29.79%)H $434.22 · L $236.65 · Avg Vol 608K

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 8.

SEC event timeline

22 events

D.E. Shaw & Co. added2026-02-17
+19,573 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) opened position2026-02-17
+99,876 shares · 2025Q4
Position
Andreas Halvorsen (Viking Global) trimmed2026-02-17
−295,306 shares · 2025Q4
Position
Wellington Management exited2026-02-17
−9,876 shares · 2025Q4
Position
Jeremy Grantham (GMO) opened position2026-02-17
+10,225 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+6,751 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−17,711 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) opened position2026-02-17
+64,316 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+43,690 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−5,560 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+399,397 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−35,414 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+1,402 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) exited2025-11-14
−128,886 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−284,811 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+30,264 shares · 2025Q3
Position
Andreas Halvorsen (Viking Global) added2025-11-14
+556,229 shares · 2025Q3
Position
T. Rowe Price trimmed2025-11-14
−1,142,002 shares · 2025Q3
Position
Wellington Management trimmed2025-11-14
−16,740 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−63,200 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−378,114 shares · 2025Q3
Position
Norges Bank (Norway SWF) trimmed2025-11-12
−205,195 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for SAIA →

Follow-the-investor returns

If you'd copied each holder of SAIA…

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
Renaissance Technologies	2016Q1	$266.30	+63.1%	$9.8M
Two Sigma Investments	2016Q1	$273.91	+58.5%	$9.6M
Andreas Halvorsen (Viking Global)	2025Q2	$284.19	+52.8%	$472.7M
Jeremy Grantham (GMO)	2022Q3	$285.67	+52.0%	$4.4M
T. Rowe Price	2016Q1	$306.49	+41.7%	$781.1M
Izzy Englander (Millennium Mgmt)	2016Q1	$310.71	+39.8%	$27.9M
AQR Capital Management	2016Q3	$318.04	+36.5%	$5.0M
Ken Griffin (Citadel Advisors)	2016Q1	$322.27	+34.7%	$43.4M
Ken Griffin (Citadel Advisors)	2016Q1	$322.27	+34.7%	$43.4M
Ken Griffin (Citadel Advisors)	2016Q1	$322.27	+34.7%	$43.4M
D.E. Shaw & Co.	2016Q1	$326.38	+33.0%	$101.5M
Norges Bank (Norway SWF)	2016Q1	$1935.00	-77.6%	$173.4M

Who moved on this name in 2025Q4

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

New positions4

Norges Bank (Norway SWF)
+399,397
$130.4M
Ken Griffin (Citadel Advisors)
+99,876
$32.6M
Izzy Englander (Millennium Mgmt)
+64,316
$21.0M
Jeremy Grantham (GMO)
+10,225
$3.3M

Added to3

D.E. Shaw & Co.
+19,573
$6.4M
AQR Capital Management
+6,751
$2.2M
T. Rowe Price
+43,690
$14K

Trimmed3

Andreas Halvorsen (Viking Global)
−295,306
$96.4M
Two Sigma Investments
−17,711
$5.8M
Renaissance Technologies
−5,560
$1.8M

Exited1

Wellington Management
−9,876
$3.0M

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	13	5,644,505	$79.72B	—
2022Q2	14	7,389,297	$41.49B	+1
2022Q3	13	7,099,566	$1.35B	-1
2022Q4	14	7,214,659	$1.51B	+1
2023Q1	13	6,956,985	$1.89B	-1
2023Q2	14	6,603,367	$2.26B	+1
2023Q3	17	6,024,255	$2.40B	+3
2023Q4	13	5,838,802	$2.56B	-4
2024Q1	12	5,401,427	$3.16B	-1
2024Q2	16	6,773,517	$3.21B	+4
2024Q3	16	3,946,956	$1.73B	—
2024Q4	13	3,152,008	$1.44B	-3
2025Q1	14	3,459,874	$1.21B	+1
2025Q2	17	5,074,722	$1.39B	+3
2025Q3	10	3,475,515	$1.04B	-7
2025Q4	12	3,783,990	$1.24B	+2

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-01-13	Rob Bresnahan	Sell	$1K – $15K	PDF ↗
2024-10-23	Julia Letlow	Buy	$1K – $15K	PDF ↗

Who owns SAIA

12 super-investors · 2025Q4

Tracked stake

3.78M

Combined value

$1.24B

% of shares outstanding

—

shares-out unknown

Quarter action mix

New6Added3Trim3

#	Manager	Shares	Value	% of book	Last action
1	T. Rowe Price	1.80M	$587M	0.1%	Added+43.7K
2	Andreas Halvorsen Viking Global	1.09M	$355M	0.9%	Trim−295.3K
3	Norges Bank Norway SWF	399.4K	$130M	0.0%	New+399.4K
4	D.E. Shaw & Co.	233.8K	$76M	0.0%	Added+19.6K
5	Ken Griffin Citadel Advisors	99.9K	$33M	0.0%	New+99.9K
6	Izzy Englander Millennium Mgmt	64.3K	$21M	0.0%	New+64.3K
7	Renaissance Technologies	22.5K	$7M	0.0%	Trim−5.6K
8	Two Sigma Investments	22.1K	$7M	0.0%	Trim−17.7K
9	Ken Griffin Citadel Advisors	16.4K	$5M	0.0%	New+99.9K
10	Ken Griffin Citadel Advisors	16.3K	$5M	0.0%	New+99.9K
11	AQR Capital Management	11.6K	$4M	0.0%	Added+6.8K
12	Jeremy Grantham GMO	10.2K	$3M	0.0%	New+10.2K

Recent moves

20 transactions

ADDAQR Capital Management
+6,751 · 2025Q4
NEWJeremy Grantham (GMO)
+10,225 · 2025Q4
NEWIzzy Englander (Millennium Mgmt)
+64,316 · 2025Q4
SOLDWellington Management
−9,876 · 2025Q4
NEWKen Griffin (Citadel Advisors)
+99,876 · 2025Q4
ADDT. Rowe Price
+43,690 · 2025Q4
TRIMAndreas Halvorsen (Viking Global)
−295,306 · 2025Q4
TRIMTwo Sigma Investments
−17,711 · 2025Q4
ADDD.E. Shaw & Co.
+19,573 · 2025Q4
TRIMRenaissance Technologies
−5,560 · 2025Q4
NEWNorges Bank (Norway SWF)
+399,397 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−35,414 · 2025Q3
TRIMTwo Sigma Investments
−284,811 · 2025Q3
ADDAndreas Halvorsen (Viking Global)
+556,229 · 2025Q3
TRIMT. Rowe Price
−1,142,002 · 2025Q3
SOLDIzzy Englander (Millennium Mgmt)
−128,886 · 2025Q3
ADDD.E. Shaw & Co.
+30,264 · 2025Q3
TRIMWellington Management
−16,740 · 2025Q3
ADDAQR Capital Management
+1,402 · 2025Q3
TRIMRenaissance Technologies
−63,200 · 2025Q3

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