Citadel Advisors
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Citadel Advisors’s Barrett Business Services BBSI Stock Holding History

Citadel Advisors’s Portfolio BBSI Stock Details BBSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-18,000
Closed -$741K – 12553
2025
Q1 		$741K Sell
18,000
-6,100
-25% -$254K ﹤0.01% 7620
2024
Q4 		$1.05M Buy
24,100
+5,700
+31% +$230K ﹤0.01% 6910
2024
Q3 		$690K Sell
18,400
-1,300
-7% -$45.8K ﹤0.01% 7575
2024
Q2 		$646K Buy
19,700
+15,300
+348% +$484K ﹤0.01% 7508
2024
Q1 		$139K Buy
4,400
+2,000
+83% +$58K ﹤0.01% 10875
2023
Q4 		$69.5K Sell
2,400
-2,400
-50% -$61.9K ﹤0.01% 11393
2023
Q3 		$108K Buy
+4,800
New +$111K ﹤0.01% 10793
2023
Q1 		– Sell
-6,000
Closed -$140K – 14701
2022
Q4 		$140K Buy
+6,000
New +$136K ﹤0.01% 10722
2022
Q2 		– Sell
-12,400
Closed -$240K – 12866
2022
Q1 		$240K Buy
+12,400
New +$210K ﹤0.01% 11097
2021
Q3 		– Sell
-53,200
Closed -$966K – 13793
2021
Q2 		$966K Buy
53,200
+27,200
+105% +$498K ﹤0.01% 8456
2021
Q1 		$448K Buy
+26,000
New +$454K ﹤0.01% 9916
2020
Q3 		– Sell
-30,000
Closed -$398K – 10057
2020
Q2 		$398K Buy
+30,000
New +$347K ﹤0.01% 7451
2020
Q1 		– Sell
-10,400
Closed -$235K – 9569
2019
Q4 		$235K Buy
+10,400
New +$230K ﹤0.01% 7949
2018
Q2 		– Sell
-16,000
Closed -$332K – 8805
2018
Q1 		$332K Buy
+16,000
New +$291K ﹤0.01% 6578
2015
Q4 		– Sell
-4,000
Closed -$43K – 8714
2015
Q3 		$43K Buy
+4,000
New +$37.7K ﹤0.01% 7678

Other funds holding BBSI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Thrivent Financial for Lutherans
Thrivent Financial for Lutherans Minneapolis, Minnesota $52.5B AUM 27.12% 1-Year Est. Return
Mawer Investment Management
Mawer Investment Management Calgary, Alberta, Canada $15.4B AUM 10.9% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PCMF
Private Capital Management (Florida) Naples, Florida $1B AUM 15.98% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
TI
Trigran Investments Northbrook, Illinois $418M AUM 3.34% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Citadel Advisors's BBSI Position: Q1 2026 in Review

Citadel Advisors reduced its Barrett Business Services (BBSI) stake by 59% in Q1 2026, selling an estimated $1.52M and leaving 32,041 shares worth $935K. The position accounts for ﹤0.01% of the portfolio, ranked #7807.

Citadel Advisors first reported a position in BBSI in Q3 2013 and has held it in 31 quarters since. The position peaked at $3.7M in Q4 2022. 191 funds tracked by Wall St. Rank hold BBSI as of Q1 2026.

  • Citadel Advisors held 32,041 shares of Barrett Business Services worth $935K as of Q1 2026.
  • Citadel Advisors sold 45,978 Barrett Business Services shares in Q1 2026, an estimated $1.52M.
  • Barrett Business Services made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #7807 holding.
  • Citadel Advisors first reported a position in Barrett Business Services in Q3 2013 and has held it in 31 quarters since.
  • Citadel Advisors's Barrett Business Services position peaked at $3.7M in Q4 2022.
  • 191 funds tracked by Wall St. Rank held Barrett Business Services as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.