Two Sigma Advisers
OSG

Two Sigma Advisers’s Octave Specialty Group OSG Stock Holding History

Two Sigma Advisers’s Portfolio OSG Stock Details OSG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-32,300
Closed -$283K – 2309
2025
Q1 		$283K Buy
32,300
+11,200
+53% +$118K ﹤0.01% 2015
2024
Q4 		$267K Buy
+21,100
New +$254K ﹤0.01% 2026
2022
Q4 		– Sell
-10,300
Closed -$131K – 2507
2022
Q3 		$131K Sell
10,300
-4,300
-29% -$57.3K ﹤0.01% 2271
2022
Q2 		$166K Sell
14,600
-22,800
-61% -$216K ﹤0.01% 2312
2022
Q1 		$389K Buy
37,400
+2,700
+8% +$36.6K ﹤0.01% 2104
2021
Q4 		$557K Buy
34,700
+12,600
+57% +$198K ﹤0.01% 1865
2021
Q3 		$316K Sell
22,100
-4,600
-17% -$65.7K ﹤0.01% 2095
2021
Q2 		$418K Sell
26,700
-28,600
-52% -$460K ﹤0.01% 2020
2021
Q1 		$926K Sell
55,300
-400
-0.7% -$6.54K ﹤0.01% 1695
2020
Q4 		$857K Buy
55,700
+3,600
+7% +$53K ﹤0.01% 1642
2020
Q3 		$665K Sell
52,100
-3,400
-6% -$43.8K ﹤0.01% 1693
2020
Q2 		$795K Buy
55,500
+3,900
+8% +$57K ﹤0.01% 1685
2020
Q1 		$637K Buy
51,600
+29,800
+137% +$571K ﹤0.01% 1694
2019
Q4 		$470K Buy
+21,800
New +$447K ﹤0.01% 1901
2018
Q4 		– Sell
-57,800
Closed -$1.18M – 2338
2018
Q3 		$1.18M Sell
57,800
-101,000
-64% -$2.11M ﹤0.01% 1456
2018
Q2 		$3.15M Sell
158,800
-1,600
-1% -$29.5K 0.01% 1073
2018
Q1 		$2.52M Buy
160,400
+5,562
+4% +$86K 0.01% 1144
2017
Q4 		$2.47M Buy
+154,838
New +$2.38M 0.01% 1146
2017
Q2 		– Sell
-27,300
Closed -$515K – 2245
2017
Q1 		$515K Sell
27,300
-8,100
-23% -$170K ﹤0.01% 1886
2016
Q4 		$797K Buy
+35,400
New +$773K ﹤0.01% 1660
2015
Q1 		– Sell
-35,100
Closed -$860K – 1874
2014
Q4 		$860K Buy
+35,100
New +$817K 0.01% 1249
2013
Q4 		– Sell
-16,000
Closed -$288K – 2274
2013
Q3 		$288K Buy
+16,000
New +$365K ﹤0.01% 1723

Other funds holding OSG

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
CGIC
Continental General Insurance Company Austin, Texas $480M AUM 101.43% 1-Year Est. Return
GJL
Gendell Jeffrey L $11.3B AUM 163.05% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
BCC
Bain Capital Credit Boston, Massachusetts $368M AUM 9.33% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Two Sigma Advisers's OSG Position: Q2 2025 in Review

Two Sigma Advisers sold out of Octave Specialty Group (OSG) in Q2 2025, closing a stake of 32,300 shares — an estimated $283K sold.

Two Sigma Advisers first reported a position in OSG in Q3 2013 and held it in 22 quarters. The position peaked at $3.15M in Q2 2018. 146 funds tracked by Wall St. Rank hold OSG as of Q2 2025.

  • Two Sigma Advisers reported no remaining Octave Specialty Group position as of Q2 2025 after selling out during the quarter.
  • Two Sigma Advisers sold 32,300 Octave Specialty Group shares in Q2 2025, an estimated $283K.
  • Two Sigma Advisers first reported a position in Octave Specialty Group in Q3 2013 and held it in 22 quarters.
  • Two Sigma Advisers's Octave Specialty Group position peaked at $3.15M in Q2 2018.
  • 146 funds tracked by Wall St. Rank held Octave Specialty Group as of Q2 2025.

Based on Two Sigma Advisers's 13F filing for Q2 2025, filed 14 Aug 2025.