RhumbLine Advisers
OSG

RhumbLine Advisers’s Octave Specialty Group OSG Stock Holding History

RhumbLine 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
2026
Q2 		$334K Sell
53,481
-66
-0.1% -$344 ﹤0.01% 3004
2026
Q1 		$249K Sell
53,547
-3,924
-7% -$22.5K ﹤0.01% 3016
2025
Q4 		$447K Sell
57,471
-9,699
-14% -$82.9K ﹤0.01% 2736
2025
Q3 		$560K Sell
67,170
-7,746
-10% -$65.4K ﹤0.01% 2622
2025
Q2 		$532K Buy
74,916
+5,376
+8% +$40K ﹤0.01% 2652
2025
Q1 		$608K Sell
69,540
-71,459
-51% -$753K ﹤0.01% 2447
2024
Q4 		$1.78M Buy
140,999
+8,495
+6% +$102K ﹤0.01% 1943
2024
Q3 		$1.49M Buy
132,504
+626
+0.5% +$7.32K ﹤0.01% 2056
2024
Q2 		$1.69M Sell
131,878
-2,571
-2% -$39.2K ﹤0.01% 1973
2024
Q1 		$2.1M Sell
134,449
-796
-0.6% -$12.6K ﹤0.01% 1890
2023
Q4 		$2.23M Sell
135,245
-10,210
-7% -$142K ﹤0.01% 1847
2023
Q3 		$1.75M Sell
145,455
-3,077
-2% -$41.3K ﹤0.01% 1918
2023
Q2 		$2.12M Buy
148,532
+916
+0.6% +$13.4K ﹤0.01% 1871
2023
Q1 		$2.29M Buy
147,616
+6,638
+5% +$107K ﹤0.01% 1732
2022
Q4 		$2.46M Buy
140,978
+1,771
+1% +$26.3K ﹤0.01% 1676
2022
Q3 		$1.77M Buy
139,207
+4,820
+4% +$64.2K ﹤0.01% 1825
2022
Q2 		$1.52M Buy
134,387
+3,074
+2% +$29.2K ﹤0.01% 1919
2022
Q1 		$1.37M Sell
131,313
-458
-0.3% -$6.21K ﹤0.01% 1999
2021
Q4 		$2.12M Buy
131,771
+2,381
+2% +$37.4K ﹤0.01% 1847
2021
Q3 		$1.85M Sell
129,390
-17,198
-12% -$246K ﹤0.01% 1952
2021
Q2 		$2.3M Sell
146,588
-6,574
-4% -$106K ﹤0.01% 1885
2021
Q1 		$2.56M Buy
153,162
+839
+0.6% +$13.7K ﹤0.01% 1792
2020
Q4 		$2.34M Buy
152,323
+11,671
+8% +$172K ﹤0.01% 1778
2020
Q3 		$1.8M Sell
140,652
-9,261
-6% -$119K ﹤0.01% 1738
2020
Q2 		$2.15M Sell
149,913
-14,081
-9% -$206K ﹤0.01% 1686
2020
Q1 		$2.02M Buy
163,994
+9,356
+6% +$179K ﹤0.01% 1539
2019
Q4 		$3.34M Buy
154,638
+8,842
+6% +$181K 0.01% 1502
2019
Q3 		$2.85M Buy
145,796
+9,440
+7% +$173K 0.01% 1528
2019
Q2 		$2.3M Buy
136,356
+4,227
+3% +$72.2K ﹤0.01% 1654
2019
Q1 		$2.39M Buy
132,129
+1,320
+1% +$25.2K ﹤0.01% 1608
2018
Q4 		$2.25M Buy
130,809
+22,519
+21% +$413K ﹤0.01% 1564
2018
Q3 		$2.21M Sell
108,290
-35
-0% -$731 ﹤0.01% 1601
2018
Q2 		$2.15M Buy
108,325
+63,529
+142% +$1.17M ﹤0.01% 1641
2018
Q1 		$702K Sell
44,796
-1,701
-4% -$26.3K ﹤0.01% 2086
2017
Q4 		$743K Sell
46,497
-7,620
-14% -$117K ﹤0.01% 2077
2017
Q3 		$934K Buy
54,117
+365
+0.7% +$6.74K ﹤0.01% 2011
2017
Q2 		$933K Sell
53,752
-555
-1% -$9.86K ﹤0.01% 1982
2017
Q1 		$1.02M Buy
54,307
+876
+2% +$18.4K ﹤0.01% 1895
2016
Q4 		$1.2M Sell
53,431
-701
-1% -$15.3K ﹤0.01% 1760
2016
Q3 		$995K Buy
54,132
+670
+1% +$12K ﹤0.01% 1806
2016
Q2 		$880K Sell
53,462
-10,524
-16% -$169K ﹤0.01% 1864
2016
Q1 		$1.01M Buy
63,986
+6,060
+10% +$87.7K ﹤0.01% 1791
2015
Q4 		$816K Buy
57,926
+1,700
+3% +$26.1K ﹤0.01% 1939
2015
Q3 		$814K Buy
56,226
+3,040
+6% +$49.3K ﹤0.01% 1900
2015
Q2 		$885K Sell
53,186
-4,950
-9% -$117K ﹤0.01% 1940
2015
Q1 		$1.41M Buy
58,136
+400
+0.7% +$10.2K ﹤0.01% 1653
2014
Q4 		$1.42M Buy
57,736
+2,800
+5% +$65.2K ﹤0.01% 1574
2014
Q3 		$1.21M Sell
54,936
-940
-2% -$22.1K ﹤0.01% 1633
2014
Q2 		$1.53M Buy
55,876
+4,797
+9% +$139K ﹤0.01% 1554
2014
Q1 		$1.58M Sell
51,079
-2,350
-4% -$64.9K ﹤0.01% 1499
2013
Q4 		$1.31M Sell
53,429
-4,190
-7% -$87.7K ﹤0.01% 1634
2013
Q3 		$1.04M Buy
57,619
+399
+0.7% +$9.09K ﹤0.01% 1751
2013
Q2 		$1.36M Buy
+57,220
New +$1.39M ﹤0.01% 1557

Other funds holding OSG

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
WSL
Western Standard LLC Los Angeles, California $295M AUM 40.98% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PGCM
Prescott Group Capital Management Tulsa, Oklahoma $1.16B AUM 53.61% 1-Year Est. Return
TAM
Third Avenue Management New York $625M AUM 48.93% 1-Year Est. Return
BCC
Bain Capital Credit Boston, Massachusetts $368M AUM 9.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

RhumbLine Advisers's OSG Position: Q2 2026 in Review

RhumbLine Advisers reduced its Octave Specialty Group (OSG) stake by 0.12% in Q2 2026, selling an estimated $344 and leaving 53,481 shares worth $334K. The position accounts for ﹤0.01% of the portfolio, ranked #3004.

RhumbLine Advisers first reported a position in OSG in Q2 2013 and has held it in 53 quarters since. The position peaked at $3.34M in Q4 2019. 148 funds tracked by Wall St. Rank hold OSG as of Q2 2026.

  • RhumbLine Advisers held 53,481 shares of Octave Specialty Group worth $334K as of Q2 2026.
  • RhumbLine Advisers sold 66 Octave Specialty Group shares in Q2 2026, an estimated $344.
  • Octave Specialty Group made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #3004 holding.
  • RhumbLine Advisers first reported a position in Octave Specialty Group in Q2 2013 and has held it in 53 quarters since.
  • RhumbLine Advisers's Octave Specialty Group position peaked at $3.34M in Q4 2019.
  • 148 funds tracked by Wall St. Rank held Octave Specialty Group as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.