JY
PRPH

Jeff Yass’s ProPhase Labs PRPH Stock Holding History

Jeff Yass’s Portfolio PRPH Stock Details PRPH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-39,791
Closed -$182K – 13325
2025
Q3 		$182K Buy
39,791
+29,589
+290% +$114K ﹤0.01% 11084
2025
Q2 		$39.9K Buy
10,202
+2,801
+38% +$9.37K ﹤0.01% 12172
2025
Q1 		$29.9K Buy
7,401
+2,706
+58% +$12.4K ﹤0.01% 12012
2024
Q4 		$35.5K Sell
4,695
-1,796
-28% -$25.2K ﹤0.01% 11800
2024
Q3 		$157K Buy
6,491
+243
+4% +$6.84K ﹤0.01% 10697
2024
Q2 		$261K Buy
6,248
+783
+14% +$41K ﹤0.01% 9764
2024
Q1 		$354K Buy
+5,465
New +$277K ﹤0.01% 9321
2023
Q3 		– Sell
-1,101
Closed -$64.5K – 12761
2023
Q2 		$80K Sell
1,101
-2,726
-71% -$222K ﹤0.01% 11105
2023
Q1 		$292K Sell
3,827
-802
-17% -$64.7K ﹤0.01% 9788
2022
Q4 		$446K Buy
+4,629
New +$500K ﹤0.01% 8168
2022
Q2 		– Sell
-1,143
Closed -$100K – 13710
2022
Q1 		$80K Buy
+1,143
New +$79.5K ﹤0.01% 12053
2021
Q4 		– Sell
-3,149
Closed -$196K – 13739
2021
Q3 		$164K Sell
3,149
-3,779
-55% -$225K ﹤0.01% 11714
2021
Q2 		$430K Buy
6,928
+3,605
+108% +$202K ﹤0.01% 9948
2021
Q1 		$246K Buy
+3,323
New +$319K ﹤0.01% 11017
2020
Q3 		– Sell
-1,894
Closed -$28K – 11016
2020
Q2 		$28K Sell
1,894
-1,078
-36% -$17.9K ﹤0.01% 9877
2020
Q1 		$56K Buy
2,972
+893
+43% +$16.7K ﹤0.01% 9629
2019
Q4 		$41K Sell
2,079
-240
-10% -$4.7K ﹤0.01% 9388
2019
Q3 		$42K Buy
2,319
+947
+69% +$18.8K ﹤0.01% 9831
2019
Q2 		$29K Buy
+1,372
New +$40.4K ﹤0.01% 9953
2018
Q4 		– Sell
-1,008
Closed -$30K – 9758
2018
Q3 		$30K Buy
+1,008
New +$30.4K ﹤0.01% 8945

Other funds holding PRPH

SC
Sykon Capital Harrison, New York $325M AUM 19.22% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $103B AUM 28.65% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CA
CoreCap Advisors Southfield, Michigan $3.39B AUM 31.21% 1-Year Est. Return

Jeff Yass's PRPH Position: Q4 2025 in Review

Jeff Yass sold out of ProPhase Labs (PRPH) in Q4 2025, closing a stake of 39,791 shares — an estimated $182K sold.

Jeff Yass first reported a position in PRPH in Q3 2018 and held it in 20 quarters. The position peaked at $446K in Q4 2022. 17 funds tracked by Wall St. Rank hold PRPH as of Q4 2025.

  • Jeff Yass reported no remaining ProPhase Labs position as of Q4 2025 after selling out during the quarter.
  • Jeff Yass sold 39,791 ProPhase Labs shares in Q4 2025, an estimated $182K.
  • Jeff Yass first reported a position in ProPhase Labs in Q3 2018 and held it in 20 quarters.
  • Jeff Yass's ProPhase Labs position peaked at $446K in Q4 2022.
  • 17 funds tracked by Wall St. Rank held ProPhase Labs as of Q4 2025.

Based on Susquehanna International Group's 13F filing for Q4 2025, filed 17 Feb 2026.