Parallax Volatility Advisers
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Parallax Volatility Advisers’s Builders FirstSource BLDR Stock Holding History

Parallax Volatility Advisers’s Portfolio BLDR Stock Details BLDR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-6,000
Closed -$858K – 1607
2024
Q4 		$858K Sell
6,000
-39,100
-87% -$6.92M ﹤0.01% 1371
2024
Q3 		$8.74M Buy
+45,100
New +$7.48M 0.02% 600
2024
Q2 		– Sell
-200
Closed -$41.7K – 2004
2024
Q1 		$41.7K Sell
200
-600
-75% -$111K ﹤0.01% 1646
2023
Q4 		$134K Sell
800
-3,700
-82% -$492K ﹤0.01% 1841
2023
Q3 		$560K Buy
4,500
+4,300
+2,150% +$593K ﹤0.01% 1554
2023
Q2 		$27.2K Sell
200
-6,800
-97% -$756K ﹤0.01% 2124
2023
Q1 		$621K Sell
7,000
-21,500
-75% -$1.7M ﹤0.01% 1678
2022
Q4 		$1.85M Buy
28,500
+19,000
+200% +$1.19M ﹤0.01% 1425
2022
Q3 		$561K Buy
+9,500
New +$594K ﹤0.01% 1942
2022
Q2 		– Sell
-200
Closed -$13K – 2892
2022
Q1 		$13K Sell
200
-606,900
-100% -$44.1M ﹤0.01% 2643
2021
Q4 		$52M Sell
607,100
-44,900
-7% -$3.04M 0.05% 321
2021
Q3 		$33.7M Buy
652,000
+602,000
+1,204% +$29.4M 0.03% 478
2021
Q2 		$2.13M Buy
+50,000
New +$2.32M ﹤0.01% 1608
2021
Q1 		– Sell
-100,000
Closed -$4.08M – 3258
2020
Q4 		$4.08M Buy
+100,000
New +$3.54M ﹤0.01% 1528
2020
Q1 		– Sell
-249,000
Closed -$6.33M – 2462
2019
Q4 		$6.33M Buy
+249,000
New +$5.95M 0.01% 812
2017
Q2 		– Sell
-4,000
Closed -$60K – 2312
2017
Q1 		$60K Buy
+4,000
New +$51.7K ﹤0.01% 2515
2016
Q3 		– Sell
-95,000
Closed -$1.07M – 2887
2016
Q2 		$1.07M Buy
95,000
+75,000
+375% +$866K ﹤0.01% 1166
2016
Q1 		$225K Buy
+20,000
New +$173K ﹤0.01% 1724

Other funds holding BLDR

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 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
Sands Capital Management
Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Parallax Volatility Advisers's BLDR Position: Q1 2025 in Review

Parallax Volatility Advisers sold out of Builders FirstSource (BLDR) in Q1 2025, closing a stake of 3,473 shares — an estimated $496K sold.

Parallax Volatility Advisers first reported a position in BLDR in Q2 2016 and held it in 20 quarters. The position peaked at $13.2M in Q3 2021. 786 funds tracked by Wall St. Rank hold BLDR as of Q1 2025.

  • Parallax Volatility Advisers reported no remaining Builders FirstSource position as of Q1 2025 after selling out during the quarter.
  • Parallax Volatility Advisers sold 3,473 Builders FirstSource shares in Q1 2025, an estimated $496K.
  • Parallax Volatility Advisers first reported a position in Builders FirstSource in Q2 2016 and held it in 20 quarters.
  • Parallax Volatility Advisers's Builders FirstSource position peaked at $13.2M in Q3 2021.
  • 786 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2025.

Based on Parallax Volatility Advisers's 13F filing for Q1 2025, filed 15 May 2025.