Two Sigma Advisers
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Two Sigma Advisers’s Barrett Business Services BBSI Stock Holding History

Two Sigma Advisers’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
2026
Q1 		– Sell
-30,000
Closed -$1.09M – 244
2025
Q4 		$1.09M Buy
30,000
+4,100
+16% +$157K ﹤0.01% 1446
2025
Q3 		$1.15M Buy
25,900
+7,700
+42% +$352K ﹤0.01% 1393
2025
Q2 		$759K Sell
18,200
-6,000
-25% -$247K ﹤0.01% 1564
2025
Q1 		$996K Buy
24,200
+17,300
+251% +$721K ﹤0.01% 1472
2024
Q4 		$300K Buy
6,900
+300
+5% +$12.1K ﹤0.01% 1985
2024
Q3 		$248K Sell
6,600
-23,800
-78% -$838K ﹤0.01% 1993
2024
Q2 		$996K Sell
30,400
-54,800
-64% -$1.73M ﹤0.01% 1554
2024
Q1 		$2.7M Sell
85,200
-11,200
-12% -$325K 0.01% 1066
2023
Q4 		$2.79M Sell
96,400
-1,600
-2% -$41.3K 0.01% 1101
2023
Q3 		$2.21M Sell
98,000
-24,400
-20% -$563K 0.01% 1138
2023
Q2 		$2.67M Sell
122,400
-34,800
-22% -$745K 0.01% 1040
2023
Q1 		$3.48M Buy
157,200
+800
+0.5% +$18.7K 0.01% 978
2022
Q4 		$3.65M Buy
156,400
+13,200
+9% +$299K 0.01% 912
2022
Q3 		$2.79M Sell
143,200
-30,800
-18% -$615K 0.01% 1007
2022
Q2 		$3.17M Sell
174,000
-36,000
-17% -$662K 0.01% 976
2022
Q1 		$4.07M Buy
210,000
+91,200
+77% +$1.54M 0.01% 897
2021
Q4 		$2.05M Buy
118,800
+107,200
+924% +$2.03M 0.01% 1189
2021
Q3 		$221K Sell
11,600
-9,600
-45% -$180K ﹤0.01% 2214
2021
Q2 		$385K Sell
21,200
-6,400
-23% -$117K ﹤0.01% 2052
2021
Q1 		$475K Sell
27,600
-28,800
-51% -$503K ﹤0.01% 2029
2020
Q4 		$962K Sell
56,400
-54,800
-49% -$893K ﹤0.01% 1583
2020
Q3 		$1.46M Sell
111,200
-5,628
-5% -$77K ﹤0.01% 1326
2020
Q2 		$1.55M Buy
116,828
+7,200
+7% +$83.2K ﹤0.01% 1350
2020
Q1 		$1.09M Buy
109,628
+12,400
+13% +$217K ﹤0.01% 1436
2019
Q4 		$2.2M Sell
97,228
-14,400
-13% -$319K 0.01% 1181
2019
Q3 		$2.48M Buy
111,628
+4,400
+4% +$95.6K 0.01% 1023
2019
Q2 		$2.21M Sell
107,228
-5,600
-5% -$108K 0.01% 1164
2019
Q1 		$2.18M Sell
112,828
-1,600
-1% -$27.8K 0.01% 1180
2018
Q4 		$1.64M Sell
114,428
-5,600
-5% -$90.6K ﹤0.01% 1273
2018
Q3 		$2M Sell
120,028
-3,600
-3% -$72.9K ﹤0.01% 1232
2018
Q2 		$2.98M Sell
123,628
-6,400
-5% -$138K 0.01% 1105
2018
Q1 		$2.69M Buy
130,028
+92,400
+246% +$1.68M 0.01% 1107
2017
Q4 		$607K Buy
37,628
+7,200
+24% +$112K ﹤0.01% 1719
2017
Q3 		$430K Buy
30,428
+2,000
+7% +$27.1K ﹤0.01% 1803
2017
Q2 		$407K Buy
28,428
+7,200
+34% +$103K ﹤0.01% 1860
2017
Q1 		$290K Sell
21,228
-400
-2% -$5.97K ﹤0.01% 2097
2016
Q4 		$347K Buy
+21,628
New +$291K ﹤0.01% 2031
2015
Q1 		– Sell
-59,628
Closed -$408K – 1908
2014
Q4 		$408K Sell
59,628
-16,400
-22% -$121K ﹤0.01% 1738
2014
Q3 		$751K Buy
76,028
+58,400
+331% +$792K 0.01% 1301
2014
Q2 		$207K Buy
+17,628
New +$223K ﹤0.01% 2267
2014
Q1 		– Sell
-10,828
Closed -$250K – 2258
2013
Q4 		$250K Buy
+10,828
New +$221K ﹤0.01% 2002

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

Two Sigma Advisers's BBSI Position: Q1 2026 in Review

Two Sigma Advisers sold out of Barrett Business Services (BBSI) in Q1 2026, closing a stake of 30,000 shares — an estimated $1.09M sold.

Two Sigma Advisers first reported a position in BBSI in Q4 2013 and held it in 41 quarters. The position peaked at $4.07M in Q1 2022. 191 funds tracked by Wall St. Rank hold BBSI as of Q1 2026.

  • Two Sigma Advisers reported no remaining Barrett Business Services position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 30,000 Barrett Business Services shares in Q1 2026, an estimated $1.09M.
  • Two Sigma Advisers first reported a position in Barrett Business Services in Q4 2013 and held it in 41 quarters.
  • Two Sigma Advisers's Barrett Business Services position peaked at $4.07M in Q1 2022.
  • 191 funds tracked by Wall St. Rank held Barrett Business Services as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.