William Blair & Company
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William Blair & Company’s OneSpaWorld OSW Stock Holding History

William Blair & Company’s Portfolio OSW Stock Details OSW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.04M Sell
142,896
-2,494
-2% -$61.6K 0.01% 578
2026
Q1 		$3.34M Sell
145,390
-5,862
-4% -$125K 0.01% 599
2025
Q4 		$3.14M Sell
151,252
-1,025
-0.7% -$21.5K 0.01% 627
2025
Q3 		$3.22M Buy
152,277
+924
+0.6% +$20.2K 0.01% 620
2025
Q2 		$3.09M Sell
151,353
-20,523
-12% -$376K 0.01% 616
2025
Q1 		$2.89M Sell
171,876
-4,198
-2% -$81.6K 0.01% 629
2024
Q4 		$3.5M Buy
176,074
+157,309
+838% +$2.92M 0.01% 583
2024
Q3 		$310K Sell
18,765
-500
-3% -$7.92K ﹤0.01% 1270
2024
Q2 		$296K Sell
19,265
-400
-2% -$5.7K ﹤0.01% 1276
2024
Q1 		$260K Sell
19,665
-4,450
-18% -$60.2K ﹤0.01% 1305
2023
Q4 		$340K Sell
24,115
-6,050
-20% -$70.4K ﹤0.01% 1196
2023
Q3 		$338K Sell
30,165
-12,500
-29% -$146K ﹤0.01% 1184
2023
Q2 		$516K Buy
42,665
+590
+1% +$6.82K ﹤0.01% 1046
2023
Q1 		$504K Buy
42,075
+20,145
+92% +$219K ﹤0.01% 1041
2022
Q4 		$205K Buy
21,930
+1,000
+5% +$9.46K ﹤0.01% 1359
2022
Q3 		$176K Hold
20,930
– – ﹤0.01% 1410
2022
Q2 		$150K Buy
20,930
+10,000
+91% +$92.6K ﹤0.01% 1472
2022
Q1 		$111K Hold
10,930
– – ﹤0.01% 1620
2021
Q4 		$110K Sell
10,930
-275
-2% -$2.92K ﹤0.01% 1677
2021
Q3 		$112K Hold
11,205
– – ﹤0.01% 1600
2021
Q2 		$109K Hold
11,205
– – ﹤0.01% 1602
2021
Q1 		$119K Sell
11,205
-17,600
-61% -$178K ﹤0.01% 1572
2020
Q4 		$292K Sell
28,805
-23,145
-45% -$183K ﹤0.01% 1286
2020
Q3 		$338K Sell
51,950
-42,663
-45% -$259K ﹤0.01% 1096
2020
Q2 		$451K Sell
94,613
-278,665
-75% -$1.51M ﹤0.01% 974
2020
Q1 		$1.52M Sell
373,278
-39,375
-10% -$474K 0.01% 573
2019
Q4 		$6.95M Buy
412,653
+17,339
+4% +$273K 0.04% 326
2019
Q3 		$6.14M Buy
395,314
+289,100
+272% +$4.53M 0.04% 338
2019
Q2 		$1.65M Buy
106,214
+56,884
+115% +$784K 0.01% 631
2019
Q1 		$674K Buy
+49,330
New +$640K ﹤0.01% 860

Other funds holding OSW

AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
CCM
Channing Capital Management Chicago, Illinois $4.34B AUM 37.08% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

William Blair & Company's OSW Position: Q2 2026 in Review

William Blair & Company reduced its OneSpaWorld (OSW) stake by 1.7% in Q2 2026, selling an estimated $61.6K and leaving 142,896 shares worth $4.04M. The position accounts for 0.01% of the portfolio, ranked #578.

William Blair & Company first reported a position in OSW in Q1 2019 and has held it in 30 quarters since. The position peaked at $6.95M in Q4 2019. 257 funds tracked by Wall St. Rank hold OSW as of Q2 2026.

  • William Blair & Company held 142,896 shares of OneSpaWorld worth $4.04M as of Q2 2026.
  • William Blair & Company sold 2,494 OneSpaWorld shares in Q2 2026, an estimated $61.6K.
  • OneSpaWorld made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #578 holding.
  • William Blair & Company first reported a position in OneSpaWorld in Q1 2019 and has held it in 30 quarters since.
  • William Blair & Company's OneSpaWorld position peaked at $6.95M in Q4 2019.
  • 257 funds tracked by Wall St. Rank held OneSpaWorld as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.